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authorjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-01-22 22:38:11 +0000
committerjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-01-22 22:38:11 +0000
commit22b99f32a13348502bc0f33b93b70565e941d99c (patch)
treef60488ea3f321808d90711807b8a352e1f476b03 /target/linux/ar71xx/files/drivers
parentb66dee35c331cdcfc0ac2e61699abe1e9191e8d0 (diff)
ar71xx: move arch specific files to files-2.6.39
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29867 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ar71xx/files/drivers')
-rw-r--r--target/linux/ar71xx/files/drivers/mtd/maps/ar91xx_flash.c310
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/Kconfig33
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/Makefile15
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h465
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar7240.c1194
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar8216.c44
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_debugfs.c280
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ethtool.c124
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c1265
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c248
-rw-r--r--target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c236
-rw-r--r--target/linux/ar71xx/files/drivers/spi/ar71xx_spi.c283
-rw-r--r--target/linux/ar71xx/files/drivers/spi/pb44_spi.c316
-rw-r--r--target/linux/ar71xx/files/drivers/tty/serial/ar933x_uart.c688
-rw-r--r--target/linux/ar71xx/files/drivers/usb/host/ehci-ar71xx.c242
-rw-r--r--target/linux/ar71xx/files/drivers/usb/host/ohci-ar71xx.c165
-rw-r--r--target/linux/ar71xx/files/drivers/watchdog/ar71xx_wdt.c305
17 files changed, 0 insertions, 6213 deletions
diff --git a/target/linux/ar71xx/files/drivers/mtd/maps/ar91xx_flash.c b/target/linux/ar71xx/files/drivers/mtd/maps/ar91xx_flash.c
deleted file mode 100644
index 51ba7f578..000000000
--- a/target/linux/ar71xx/files/drivers/mtd/maps/ar91xx_flash.c
+++ /dev/null
@@ -1,310 +0,0 @@
-/*
- * Parallel flash driver for the Atheros AR91xx SoC
- *
- * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/module.h>
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/device.h>
-#include <linux/platform_device.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/map.h>
-#include <linux/mtd/partitions.h>
-#include <linux/io.h>
-
-#include <asm/mach-ar71xx/ar71xx.h>
-#include <asm/mach-ar71xx/ar91xx_flash.h>
-
-#define DRV_NAME "ar91xx-flash"
-
-struct ar91xx_flash_info {
- struct mtd_info *mtd;
- struct map_info map;
-#ifdef CONFIG_MTD_PARTITIONS
- int nr_parts;
- struct mtd_partition *parts;
-#endif
-};
-
-static map_word ar91xx_flash_read(struct map_info *map, unsigned long ofs)
-{
- map_word val;
-
- if (map_bankwidth_is_1(map))
- val.x[0] = __raw_readb(map->virt + (ofs ^ 3));
- else if (map_bankwidth_is_2(map))
- val.x[0] = __raw_readw(map->virt + (ofs ^ 2));
- else
- val = map_word_ff(map);
-
- return val;
-}
-
-static void ar91xx_flash_write(struct map_info *map, map_word d,
- unsigned long ofs)
-{
- if (map_bankwidth_is_1(map))
- __raw_writeb(d.x[0], map->virt + (ofs ^ 3));
- else if (map_bankwidth_is_2(map))
- __raw_writew(d.x[0], map->virt + (ofs ^ 2));
-
- mb();
-}
-
-static map_word ar91xx_flash_read_lock(struct map_info *map, unsigned long ofs)
-{
- map_word ret;
-
- ar71xx_flash_acquire();
- ret = ar91xx_flash_read(map, ofs);
- ar71xx_flash_release();
-
- return ret;
-}
-
-static void ar91xx_flash_write_lock(struct map_info *map, map_word d,
- unsigned long ofs)
-{
- ar71xx_flash_acquire();
- ar91xx_flash_write(map, d, ofs);
- ar71xx_flash_release();
-}
-
-static void ar91xx_flash_copy_from_lock(struct map_info *map, void *to,
- unsigned long from, ssize_t len)
-{
- ar71xx_flash_acquire();
- inline_map_copy_from(map, to, from, len);
- ar71xx_flash_release();
-}
-
-static void ar91xx_flash_copy_to_lock(struct map_info *map, unsigned long to,
- const void *from, ssize_t len)
-{
- ar71xx_flash_acquire();
- inline_map_copy_to(map, to, from, len);
- ar71xx_flash_release();
-}
-
-static int ar91xx_flash_remove(struct platform_device *pdev)
-{
- struct ar91xx_flash_platform_data *pdata;
- struct ar91xx_flash_info *info;
-
- info = platform_get_drvdata(pdev);
- if (info == NULL)
- return 0;
-
- platform_set_drvdata(pdev, NULL);
-
- if (info->mtd == NULL)
- return 0;
-
- pdata = pdev->dev.platform_data;
-#ifdef CONFIG_MTD_PARTITIONS
- if (info->nr_parts) {
- del_mtd_partitions(info->mtd);
- kfree(info->parts);
- } else if (pdata->nr_parts) {
- del_mtd_partitions(info->mtd);
- } else {
- del_mtd_device(info->mtd);
- }
-#else
- del_mtd_device(info->mtd);
-#endif
- map_destroy(info->mtd);
-
- return 0;
-}
-
-static const char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL };
-#ifdef CONFIG_MTD_PARTITIONS
-static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", NULL };
-#endif
-
-static int ar91xx_flash_probe(struct platform_device *pdev)
-{
- struct ar91xx_flash_platform_data *pdata;
- struct ar91xx_flash_info *info;
- struct resource *res;
- struct resource *region;
- const char **probe_type;
- int err = 0;
-
- pdata = pdev->dev.platform_data;
- if (pdata == NULL)
- return -EINVAL;
-
- info = devm_kzalloc(&pdev->dev, sizeof(struct ar91xx_flash_info),
- GFP_KERNEL);
- if (info == NULL) {
- err = -ENOMEM;
- goto err_out;
- }
-
- platform_set_drvdata(pdev, info);
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (res == NULL) {
- err = -ENOENT;
- goto err_out;
- }
-
- dev_info(&pdev->dev, "%.8llx at %.8llx\n",
- (unsigned long long)(res->end - res->start + 1),
- (unsigned long long)res->start);
-
- region = devm_request_mem_region(&pdev->dev,
- res->start, res->end - res->start + 1,
- dev_name(&pdev->dev));
- if (region == NULL) {
- dev_err(&pdev->dev, "could not reserve memory region\n");
- err = -ENOMEM;
- goto err_out;
- }
-
- info->map.name = dev_name(&pdev->dev);
- info->map.phys = res->start;
- info->map.size = res->end - res->start + 1;
- info->map.bankwidth = pdata->width;
-
- info->map.virt = devm_ioremap(&pdev->dev, info->map.phys,
- info->map.size);
- if (info->map.virt == NULL) {
- dev_err(&pdev->dev, "failed to ioremap flash region\n");
- err = -EIO;
- goto err_out;
- }
-
- simple_map_init(&info->map);
- if (pdata->is_shared) {
- info->map.read = ar91xx_flash_read_lock;
- info->map.write = ar91xx_flash_write_lock;
- info->map.copy_from = ar91xx_flash_copy_from_lock;
- info->map.copy_to = ar91xx_flash_copy_to_lock;
- } else {
- info->map.read = ar91xx_flash_read;
- info->map.write = ar91xx_flash_write;
- }
-
- probe_type = rom_probe_types;
- for (; info->mtd == NULL && *probe_type != NULL; probe_type++)
- info->mtd = do_map_probe(*probe_type, &info->map);
-
- if (info->mtd == NULL) {
- dev_err(&pdev->dev, "map_probe failed\n");
- err = -ENXIO;
- goto err_out;
- }
-
- info->mtd->owner = THIS_MODULE;
-
-#ifdef CONFIG_MTD_PARTITIONS
- if (pdata->nr_parts) {
- dev_info(&pdev->dev, "using static partition mapping\n");
- add_mtd_partitions(info->mtd, pdata->parts, pdata->nr_parts);
- return 0;
- }
-
- err = parse_mtd_partitions(info->mtd, part_probe_types,
- &info->parts, 0);
- if (err > 0) {
- add_mtd_partitions(info->mtd, info->parts, err);
- return 0;
- }
-#endif
-
- add_mtd_device(info->mtd);
- return 0;
-
-err_out:
- ar91xx_flash_remove(pdev);
- return err;
-}
-
-#ifdef CONFIG_PM
-static int ar91xx_flash_suspend(struct platform_device *dev, pm_message_t state)
-{
- struct ar91xx_flash_info *info = platform_get_drvdata(dev);
- int ret = 0;
-
- if (info->mtd->suspend)
- ret = info->mtd->suspend(info->mtd);
-
- if (ret)
- goto fail;
-
- return 0;
-
-fail:
- if (info->mtd->suspend) {
- BUG_ON(!info->mtd->resume);
- info->mtd->resume(info->mtd);
- }
-
- return ret;
-}
-
-static int ar91xx_flash_resume(struct platform_device *pdev)
-{
- struct ar91xx_flash_info *info = platform_get_drvdata(pdev);
-
- if (info->mtd->resume)
- info->mtd->resume(info->mtd);
-
- return 0;
-}
-
-static void ar91xx_flash_shutdown(struct platform_device *pdev)
-{
- struct ar91xx_flash_info *info = platform_get_drvdata(pdev);
-
- if (info->mtd->suspend && info->mtd->resume)
- if (info->mtd->suspend(info->mtd) == 0)
- info->mtd->resume(info->mtd);
-}
-#else
-#define ar91xx_flash_suspend NULL
-#define ar91xx_flash_resume NULL
-#define ar91xx_flash_shutdown NULL
-#endif
-
-static struct platform_driver ar91xx_flash_driver = {
- .probe = ar91xx_flash_probe,
- .remove = ar91xx_flash_remove,
- .suspend = ar91xx_flash_suspend,
- .resume = ar91xx_flash_resume,
- .shutdown = ar91xx_flash_shutdown,
- .driver = {
- .name = DRV_NAME,
- .owner = THIS_MODULE,
- },
-};
-
-static int __init ar91xx_flash_init(void)
-{
- return platform_driver_register(&ar91xx_flash_driver);
-}
-
-static void __exit ar91xx_flash_exit(void)
-{
- platform_driver_unregister(&ar91xx_flash_driver);
-}
-
-module_init(ar91xx_flash_init);
-module_exit(ar91xx_flash_exit);
-
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
-MODULE_DESCRIPTION("Parallel flash driver for the Atheros AR91xx SoC");
-MODULE_ALIAS("platform:" DRV_NAME);
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/Kconfig b/target/linux/ar71xx/files/drivers/net/ag71xx/Kconfig
deleted file mode 100644
index 7db779e38..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/Kconfig
+++ /dev/null
@@ -1,33 +0,0 @@
-config AG71XX
- tristate "Atheros AR71xx built-in ethernet mac support"
- depends on ATHEROS_AR71XX
- select PHYLIB
- help
- If you wish to compile a kernel for AR71xx/91xx and enable
- ethernet support, then you should always answer Y to this.
-
-if AG71XX
-
-config AG71XX_DEBUG
- bool "Atheros AR71xx built-in ethernet driver debugging"
- default n
- help
- Atheros AR71xx built-in ethernet driver debugging messages.
-
-config AG71XX_DEBUG_FS
- bool "Atheros AR71xx built-in ethernet driver debugfs support"
- depends on DEBUG_FS
- default n
- help
- Say Y, if you need access to various statistics provided by
- the ag71xx driver.
-
-config AG71XX_AR8216_SUPPORT
- bool "special support for the Atheros AR8216 switch"
- default n
- default y if AR71XX_MACH_WNR2000 || AR71XX_MACH_MZK_W04NU
- help
- Say 'y' here if you want to enable special support for the
- Atheros AR8216 switch found on some boards.
-
-endif
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/Makefile b/target/linux/ar71xx/files/drivers/net/ag71xx/Makefile
deleted file mode 100644
index b3ec4084c..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/Makefile
+++ /dev/null
@@ -1,15 +0,0 @@
-#
-# Makefile for the Atheros AR71xx built-in ethernet macs
-#
-
-ag71xx-y += ag71xx_main.o
-ag71xx-y += ag71xx_ethtool.o
-ag71xx-y += ag71xx_phy.o
-ag71xx-y += ag71xx_mdio.o
-ag71xx-y += ag71xx_ar7240.o
-
-ag71xx-$(CONFIG_AG71XX_DEBUG_FS) += ag71xx_debugfs.o
-ag71xx-$(CONFIG_AG71XX_AR8216_SUPPORT) += ag71xx_ar8216.o
-
-obj-$(CONFIG_AG71XX) += ag71xx.o
-
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h
deleted file mode 100644
index 97e5fb284..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h
+++ /dev/null
@@ -1,465 +0,0 @@
-/*
- * Atheros AR71xx built-in ethernet mac driver
- *
- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * Based on Atheros' AG7100 driver
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#ifndef __AG71XX_H
-#define __AG71XX_H
-
-#include <linux/kernel.h>
-#include <linux/version.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/random.h>
-#include <linux/spinlock.h>
-#include <linux/interrupt.h>
-#include <linux/platform_device.h>
-#include <linux/ethtool.h>
-#include <linux/etherdevice.h>
-#include <linux/if_vlan.h>
-#include <linux/phy.h>
-#include <linux/skbuff.h>
-#include <linux/dma-mapping.h>
-#include <linux/workqueue.h>
-
-#include <linux/bitops.h>
-
-#include <asm/mach-ar71xx/ar71xx.h>
-#include <asm/mach-ar71xx/platform.h>
-
-#define AG71XX_DRV_NAME "ag71xx"
-#define AG71XX_DRV_VERSION "0.5.35"
-
-#define AG71XX_NAPI_WEIGHT 64
-#define AG71XX_OOM_REFILL (1 + HZ/10)
-
-#define AG71XX_INT_ERR (AG71XX_INT_RX_BE | AG71XX_INT_TX_BE)
-#define AG71XX_INT_TX (AG71XX_INT_TX_PS)
-#define AG71XX_INT_RX (AG71XX_INT_RX_PR | AG71XX_INT_RX_OF)
-
-#define AG71XX_INT_POLL (AG71XX_INT_RX | AG71XX_INT_TX)
-#define AG71XX_INT_INIT (AG71XX_INT_ERR | AG71XX_INT_POLL)
-
-#define AG71XX_TX_MTU_LEN 1540
-#define AG71XX_RX_PKT_RESERVE 64
-#define AG71XX_RX_PKT_SIZE \
- (AG71XX_RX_PKT_RESERVE + ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN)
-
-#define AG71XX_TX_RING_SIZE_DEFAULT 64
-#define AG71XX_RX_RING_SIZE_DEFAULT 128
-
-#define AG71XX_TX_RING_SIZE_MAX 256
-#define AG71XX_RX_RING_SIZE_MAX 256
-
-#ifdef CONFIG_AG71XX_DEBUG
-#define DBG(fmt, args...) printk(KERN_DEBUG fmt, ## args)
-#else
-#define DBG(fmt, args...) do {} while (0)
-#endif
-
-#define ag71xx_assert(_cond) \
-do { \
- if (_cond) \
- break; \
- printk("%s,%d: assertion failed\n", __FILE__, __LINE__); \
- BUG(); \
-} while (0)
-
-struct ag71xx_desc {
- u32 data;
- u32 ctrl;
-#define DESC_EMPTY BIT(31)
-#define DESC_MORE BIT(24)
-#define DESC_PKTLEN_M 0xfff
- u32 next;
- u32 pad;
-} __attribute__((aligned(4)));
-
-struct ag71xx_buf {
- struct sk_buff *skb;
- struct ag71xx_desc *desc;
- dma_addr_t dma_addr;
- unsigned long timestamp;
-};
-
-struct ag71xx_ring {
- struct ag71xx_buf *buf;
- u8 *descs_cpu;
- dma_addr_t descs_dma;
- unsigned int desc_size;
- unsigned int curr;
- unsigned int dirty;
- unsigned int size;
-};
-
-struct ag71xx_mdio {
- struct mii_bus *mii_bus;
- int mii_irq[PHY_MAX_ADDR];
- void __iomem *mdio_base;
- struct ag71xx_mdio_platform_data *pdata;
-};
-
-struct ag71xx_int_stats {
- unsigned long rx_pr;
- unsigned long rx_be;
- unsigned long rx_of;
- unsigned long tx_ps;
- unsigned long tx_be;
- unsigned long tx_ur;
- unsigned long total;
-};
-
-struct ag71xx_napi_stats {
- unsigned long napi_calls;
- unsigned long rx_count;
- unsigned long rx_packets;
- unsigned long rx_packets_max;
- unsigned long tx_count;
- unsigned long tx_packets;
- unsigned long tx_packets_max;
-
- unsigned long rx[AG71XX_NAPI_WEIGHT + 1];
- unsigned long tx[AG71XX_NAPI_WEIGHT + 1];
-};
-
-struct ag71xx_debug {
- struct dentry *debugfs_dir;
-
- struct ag71xx_int_stats int_stats;
- struct ag71xx_napi_stats napi_stats;
-};
-
-struct ag71xx {
- void __iomem *mac_base;
-
- spinlock_t lock;
- struct platform_device *pdev;
- struct net_device *dev;
- struct napi_struct napi;
- u32 msg_enable;
-
- struct ag71xx_desc *stop_desc;
- dma_addr_t stop_desc_dma;
-
- struct ag71xx_ring rx_ring;
- struct ag71xx_ring tx_ring;
-
- struct mii_bus *mii_bus;
- struct phy_device *phy_dev;
- void *phy_priv;
-
- unsigned int link;
- unsigned int speed;
- int duplex;
-
- struct work_struct restart_work;
- struct delayed_work link_work;
- struct timer_list oom_timer;
-
-#ifdef CONFIG_AG71XX_DEBUG_FS
- struct ag71xx_debug debug;
-#endif
-};
-
-extern struct ethtool_ops ag71xx_ethtool_ops;
-void ag71xx_link_adjust(struct ag71xx *ag);
-
-int ag71xx_mdio_driver_init(void) __init;
-void ag71xx_mdio_driver_exit(void);
-
-int ag71xx_phy_connect(struct ag71xx *ag);
-void ag71xx_phy_disconnect(struct ag71xx *ag);
-void ag71xx_phy_start(struct ag71xx *ag);
-void ag71xx_phy_stop(struct ag71xx *ag);
-
-static inline struct ag71xx_platform_data *ag71xx_get_pdata(struct ag71xx *ag)
-{
- return ag->pdev->dev.platform_data;
-}
-
-static inline int ag71xx_desc_empty(struct ag71xx_desc *desc)
-{
- return (desc->ctrl & DESC_EMPTY) != 0;
-}
-
-static inline int ag71xx_desc_pktlen(struct ag71xx_desc *desc)
-{
- return desc->ctrl & DESC_PKTLEN_M;
-}
-
-/* Register offsets */
-#define AG71XX_REG_MAC_CFG1 0x0000
-#define AG71XX_REG_MAC_CFG2 0x0004
-#define AG71XX_REG_MAC_IPG 0x0008
-#define AG71XX_REG_MAC_HDX 0x000c
-#define AG71XX_REG_MAC_MFL 0x0010
-#define AG71XX_REG_MII_CFG 0x0020
-#define AG71XX_REG_MII_CMD 0x0024
-#define AG71XX_REG_MII_ADDR 0x0028
-#define AG71XX_REG_MII_CTRL 0x002c
-#define AG71XX_REG_MII_STATUS 0x0030
-#define AG71XX_REG_MII_IND 0x0034
-#define AG71XX_REG_MAC_IFCTL 0x0038
-#define AG71XX_REG_MAC_ADDR1 0x0040
-#define AG71XX_REG_MAC_ADDR2 0x0044
-#define AG71XX_REG_FIFO_CFG0 0x0048
-#define AG71XX_REG_FIFO_CFG1 0x004c
-#define AG71XX_REG_FIFO_CFG2 0x0050
-#define AG71XX_REG_FIFO_CFG3 0x0054
-#define AG71XX_REG_FIFO_CFG4 0x0058
-#define AG71XX_REG_FIFO_CFG5 0x005c
-#define AG71XX_REG_FIFO_RAM0 0x0060
-#define AG71XX_REG_FIFO_RAM1 0x0064
-#define AG71XX_REG_FIFO_RAM2 0x0068
-#define AG71XX_REG_FIFO_RAM3 0x006c
-#define AG71XX_REG_FIFO_RAM4 0x0070
-#define AG71XX_REG_FIFO_RAM5 0x0074
-#define AG71XX_REG_FIFO_RAM6 0x0078
-#define AG71XX_REG_FIFO_RAM7 0x007c
-
-#define AG71XX_REG_TX_CTRL 0x0180
-#define AG71XX_REG_TX_DESC 0x0184
-#define AG71XX_REG_TX_STATUS 0x0188
-#define AG71XX_REG_RX_CTRL 0x018c
-#define AG71XX_REG_RX_DESC 0x0190
-#define AG71XX_REG_RX_STATUS 0x0194
-#define AG71XX_REG_INT_ENABLE 0x0198
-#define AG71XX_REG_INT_STATUS 0x019c
-
-#define AG71XX_REG_FIFO_DEPTH 0x01a8
-#define AG71XX_REG_RX_SM 0x01b0
-#define AG71XX_REG_TX_SM 0x01b4
-
-#define MAC_CFG1_TXE BIT(0) /* Tx Enable */
-#define MAC_CFG1_STX BIT(1) /* Synchronize Tx Enable */
-#define MAC_CFG1_RXE BIT(2) /* Rx Enable */
-#define MAC_CFG1_SRX BIT(3) /* Synchronize Rx Enable */
-#define MAC_CFG1_TFC BIT(4) /* Tx Flow Control Enable */
-#define MAC_CFG1_RFC BIT(5) /* Rx Flow Control Enable */
-#define MAC_CFG1_LB BIT(8) /* Loopback mode */
-#define MAC_CFG1_SR BIT(31) /* Soft Reset */
-
-#define MAC_CFG2_FDX BIT(0)
-#define MAC_CFG2_CRC_EN BIT(1)
-#define MAC_CFG2_PAD_CRC_EN BIT(2)
-#define MAC_CFG2_LEN_CHECK BIT(4)
-#define MAC_CFG2_HUGE_FRAME_EN BIT(5)
-#define MAC_CFG2_IF_1000 BIT(9)
-#define MAC_CFG2_IF_10_100 BIT(8)
-
-#define FIFO_CFG0_WTM BIT(0) /* Watermark Module */
-#define FIFO_CFG0_RXS BIT(1) /* Rx System Module */
-#define FIFO_CFG0_RXF BIT(2) /* Rx Fabric Module */
-#define FIFO_CFG0_TXS BIT(3) /* Tx System Module */
-#define FIFO_CFG0_TXF BIT(4) /* Tx Fabric Module */
-#define FIFO_CFG0_ALL (FIFO_CFG0_WTM | FIFO_CFG0_RXS | FIFO_CFG0_RXF \
- | FIFO_CFG0_TXS | FIFO_CFG0_TXF)
-
-#define FIFO_CFG0_ENABLE_SHIFT 8
-
-#define FIFO_CFG4_DE BIT(0) /* Drop Event */
-#define FIFO_CFG4_DV BIT(1) /* RX_DV Event */
-#define FIFO_CFG4_FC BIT(2) /* False Carrier */
-#define FIFO_CFG4_CE BIT(3) /* Code Error */
-#define FIFO_CFG4_CR BIT(4) /* CRC error */
-#define FIFO_CFG4_LM BIT(5) /* Length Mismatch */
-#define FIFO_CFG4_LO BIT(6) /* Length out of range */
-#define FIFO_CFG4_OK BIT(7) /* Packet is OK */
-#define FIFO_CFG4_MC BIT(8) /* Multicast Packet */
-#define FIFO_CFG4_BC BIT(9) /* Broadcast Packet */
-#define FIFO_CFG4_DR BIT(10) /* Dribble */
-#define FIFO_CFG4_LE BIT(11) /* Long Event */
-#define FIFO_CFG4_CF BIT(12) /* Control Frame */
-#define FIFO_CFG4_PF BIT(13) /* Pause Frame */
-#define FIFO_CFG4_UO BIT(14) /* Unsupported Opcode */
-#define FIFO_CFG4_VT BIT(15) /* VLAN tag detected */
-#define FIFO_CFG4_FT BIT(16) /* Frame Truncated */
-#define FIFO_CFG4_UC BIT(17) /* Unicast Packet */
-
-#define FIFO_CFG5_DE BIT(0) /* Drop Event */
-#define FIFO_CFG5_DV BIT(1) /* RX_DV Event */
-#define FIFO_CFG5_FC BIT(2) /* False Carrier */
-#define FIFO_CFG5_CE BIT(3) /* Code Error */
-#define FIFO_CFG5_LM BIT(4) /* Length Mismatch */
-#define FIFO_CFG5_LO BIT(5) /* Length Out of Range */
-#define FIFO_CFG5_OK BIT(6) /* Packet is OK */
-#define FIFO_CFG5_MC BIT(7) /* Multicast Packet */
-#define FIFO_CFG5_BC BIT(8) /* Broadcast Packet */
-#define FIFO_CFG5_DR BIT(9) /* Dribble */
-#define FIFO_CFG5_CF BIT(10) /* Control Frame */
-#define FIFO_CFG5_PF BIT(11) /* Pause Frame */
-#define FIFO_CFG5_UO BIT(12) /* Unsupported Opcode */
-#define FIFO_CFG5_VT BIT(13) /* VLAN tag detected */
-#define FIFO_CFG5_LE BIT(14) /* Long Event */
-#define FIFO_CFG5_FT BIT(15) /* Frame Truncated */
-#define FIFO_CFG5_16 BIT(16) /* unknown */
-#define FIFO_CFG5_17 BIT(17) /* unknown */
-#define FIFO_CFG5_SF BIT(18) /* Short Frame */
-#define FIFO_CFG5_BM BIT(19) /* Byte Mode */
-
-#define AG71XX_INT_TX_PS BIT(0)
-#define AG71XX_INT_TX_UR BIT(1)
-#define AG71XX_INT_TX_BE BIT(3)
-#define AG71XX_INT_RX_PR BIT(4)
-#define AG71XX_INT_RX_OF BIT(6)
-#define AG71XX_INT_RX_BE BIT(7)
-
-#define MAC_IFCTL_SPEED BIT(16)
-
-#define MII_CFG_CLK_DIV_4 0
-#define MII_CFG_CLK_DIV_6 2
-#define MII_CFG_CLK_DIV_8 3
-#define MII_CFG_CLK_DIV_10 4
-#define MII_CFG_CLK_DIV_14 5
-#define MII_CFG_CLK_DIV_20 6
-#define MII_CFG_CLK_DIV_28 7
-#define MII_CFG_RESET BIT(31)
-
-#define MII_CMD_WRITE 0x0
-#define MII_CMD_READ 0x1
-#define MII_ADDR_SHIFT 8
-#define MII_IND_BUSY BIT(0)
-#define MII_IND_INVALID BIT(2)
-
-#define TX_CTRL_TXE BIT(0) /* Tx Enable */
-
-#define TX_STATUS_PS BIT(0) /* Packet Sent */
-#define TX_STATUS_UR BIT(1) /* Tx Underrun */
-#define TX_STATUS_BE BIT(3) /* Bus Error */
-
-#define RX_CTRL_RXE BIT(0) /* Rx Enable */
-
-#define RX_STATUS_PR BIT(0) /* Packet Received */
-#define RX_STATUS_OF BIT(2) /* Rx Overflow */
-#define RX_STATUS_BE BIT(3) /* Bus Error */
-
-static inline void ag71xx_check_reg_offset(struct ag71xx *ag, unsigned reg)
-{
- switch (reg) {
- case AG71XX_REG_MAC_CFG1 ... AG71XX_REG_MAC_MFL:
- case AG71XX_REG_MAC_IFCTL ... AG71XX_REG_TX_SM:
- case AG71XX_REG_MII_CFG:
- break;
-
- default:
- BUG();
- }
-}
-
-static inline void ag71xx_wr(struct ag71xx *ag, unsigned reg, u32 value)
-{
- ag71xx_check_reg_offset(ag, reg);
-
- __raw_writel(value, ag->mac_base + reg);
- /* flush write */
- (void) __raw_readl(ag->mac_base + reg);
-}
-
-static inline u32 ag71xx_rr(struct ag71xx *ag, unsigned reg)
-{
- ag71xx_check_reg_offset(ag, reg);
-
- return __raw_readl(ag->mac_base + reg);
-}
-
-static inline void ag71xx_sb(struct ag71xx *ag, unsigned reg, u32 mask)
-{
- void __iomem *r;
-
- ag71xx_check_reg_offset(ag, reg);
-
- r = ag->mac_base + reg;
- __raw_writel(__raw_readl(r) | mask, r);
- /* flush write */
- (void)__raw_readl(r);
-}
-
-static inline void ag71xx_cb(struct ag71xx *ag, unsigned reg, u32 mask)
-{
- void __iomem *r;
-
- ag71xx_check_reg_offset(ag, reg);
-
- r = ag->mac_base + reg;
- __raw_writel(__raw_readl(r) & ~mask, r);
- /* flush write */
- (void) __raw_readl(r);
-}
-
-static inline void ag71xx_int_enable(struct ag71xx *ag, u32 ints)
-{
- ag71xx_sb(ag, AG71XX_REG_INT_ENABLE, ints);
-}
-
-static inline void ag71xx_int_disable(struct ag71xx *ag, u32 ints)
-{
- ag71xx_cb(ag, AG71XX_REG_INT_ENABLE, ints);
-}
-
-#ifdef CONFIG_AG71XX_AR8216_SUPPORT
-void ag71xx_add_ar8216_header(struct ag71xx *ag, struct sk_buff *skb);
-int ag71xx_remove_ar8216_header(struct ag71xx *ag, struct sk_buff *skb,
- int pktlen);
-static inline int ag71xx_has_ar8216(struct ag71xx *ag)
-{
- return ag71xx_get_pdata(ag)->has_ar8216;
-}
-#else
-static inline void ag71xx_add_ar8216_header(struct ag71xx *ag,
- struct sk_buff *skb)
-{
-}
-
-static inline int ag71xx_remove_ar8216_header(struct ag71xx *ag,
- struct sk_buff *skb,
- int pktlen)
-{
- return 0;
-}
-static inline int ag71xx_has_ar8216(struct ag71xx *ag)
-{
- return 0;
-}
-#endif
-
-#ifdef CONFIG_AG71XX_DEBUG_FS
-int ag71xx_debugfs_root_init(void);
-void ag71xx_debugfs_root_exit(void);
-int ag71xx_debugfs_init(struct ag71xx *ag);
-void ag71xx_debugfs_exit(struct ag71xx *ag);
-void ag71xx_debugfs_update_int_stats(struct ag71xx *ag, u32 status);
-void ag71xx_debugfs_update_napi_stats(struct ag71xx *ag, int rx, int tx);
-#else
-static inline int ag71xx_debugfs_root_init(void) { return 0; }
-static inline void ag71xx_debugfs_root_exit(void) {}
-static inline int ag71xx_debugfs_init(struct ag71xx *ag) { return 0; }
-static inline void ag71xx_debugfs_exit(struct ag71xx *ag) {}
-static inline void ag71xx_debugfs_update_int_stats(struct ag71xx *ag,
- u32 status) {}
-static inline void ag71xx_debugfs_update_napi_stats(struct ag71xx *ag,
- int rx, int tx) {}
-#endif /* CONFIG_AG71XX_DEBUG_FS */
-
-void ag71xx_ar7240_start(struct ag71xx *ag);
-void ag71xx_ar7240_stop(struct ag71xx *ag);
-int ag71xx_ar7240_init(struct ag71xx *ag);
-void ag71xx_ar7240_cleanup(struct ag71xx *ag);
-
-int ag71xx_mdio_mii_read(struct ag71xx_mdio *am, int addr, int reg);
-void ag71xx_mdio_mii_write(struct ag71xx_mdio *am, int addr, int reg, u16 val);
-
-u16 ar7240sw_phy_read(struct mii_bus *mii, unsigned phy_addr,
- unsigned reg_addr);
-int ar7240sw_phy_write(struct mii_bus *mii, unsigned phy_addr,
- unsigned reg_addr, u16 reg_val);
-
-#endif /* _AG71XX_H */
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar7240.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar7240.c
deleted file mode 100644
index ab7abd9e5..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar7240.c
+++ /dev/null
@@ -1,1194 +0,0 @@
-/*
- * Driver for the built-in ethernet switch of the Atheros AR7240 SoC
- * Copyright (c) 2010 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (c) 2010 Felix Fietkau <nbd@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- *
- */
-
-#include <linux/etherdevice.h>
-#include <linux/list.h>
-#include <linux/netdevice.h>
-#include <linux/phy.h>
-#include <linux/mii.h>
-#include <linux/bitops.h>
-#include <linux/switch.h>
-#include "ag71xx.h"
-
-#define BITM(_count) (BIT(_count) - 1)
-#define BITS(_shift, _count) (BITM(_count) << _shift)
-
-#define AR7240_REG_MASK_CTRL 0x00
-#define AR7240_MASK_CTRL_REVISION_M BITM(8)
-#define AR7240_MASK_CTRL_VERSION_M BITM(8)
-#define AR7240_MASK_CTRL_VERSION_S 8
-#define AR7240_MASK_CTRL_VERSION_AR7240 0x01
-#define AR7240_MASK_CTRL_VERSION_AR934X 0x02
-#define AR7240_MASK_CTRL_SOFT_RESET BIT(31)
-
-#define AR7240_REG_MAC_ADDR0 0x20
-#define AR7240_REG_MAC_ADDR1 0x24
-
-#define AR7240_REG_FLOOD_MASK 0x2c
-#define AR7240_FLOOD_MASK_BROAD_TO_CPU BIT(26)
-
-#define AR7240_REG_GLOBAL_CTRL 0x30
-#define AR7240_GLOBAL_CTRL_MTU_M BITM(12)
-
-#define AR7240_REG_VTU 0x0040
-#define AR7240_VTU_OP BITM(3)
-#define AR7240_VTU_OP_NOOP 0x0
-#define AR7240_VTU_OP_FLUSH 0x1
-#define AR7240_VTU_OP_LOAD 0x2
-#define AR7240_VTU_OP_PURGE 0x3
-#define AR7240_VTU_OP_REMOVE_PORT 0x4
-#define AR7240_VTU_ACTIVE BIT(3)
-#define AR7240_VTU_FULL BIT(4)
-#define AR7240_VTU_PORT BITS(8, 4)
-#define AR7240_VTU_PORT_S 8
-#define AR7240_VTU_VID BITS(16, 12)
-#define AR7240_VTU_VID_S 16
-#define AR7240_VTU_PRIO BITS(28, 3)
-#define AR7240_VTU_PRIO_S 28
-#define AR7240_VTU_PRIO_EN BIT(31)
-
-#define AR7240_REG_VTU_DATA 0x0044
-#define AR7240_VTUDATA_MEMBER BITS(0, 10)
-#define AR7240_VTUDATA_VALID BIT(11)
-
-#define AR7240_REG_ATU 0x50
-#define AR7240_ATU_FLUSH_ALL 0x1
-
-#define AR7240_REG_AT_CTRL 0x5c
-#define AR7240_AT_CTRL_AGE_TIME BITS(0, 15)
-#define AR7240_AT_CTRL_AGE_EN BIT(17)
-#define AR7240_AT_CTRL_LEARN_CHANGE BIT(18)
-#define AR7240_AT_CTRL_RESERVED BIT(19)
-#define AR7240_AT_CTRL_ARP_EN BIT(20)
-
-#define AR7240_REG_TAG_PRIORITY 0x70
-
-#define AR7240_REG_SERVICE_TAG 0x74
-#define AR7240_SERVICE_TAG_M BITM(16)
-
-#define AR7240_REG_CPU_PORT 0x78
-#define AR7240_MIRROR_PORT_S 4
-#define AR7240_CPU_PORT_EN BIT(8)
-
-#define AR7240_REG_MIB_FUNCTION0 0x80
-#define AR7240_MIB_TIMER_M BITM(16)
-#define AR7240_MIB_AT_HALF_EN BIT(16)
-#define AR7240_MIB_BUSY BIT(17)
-#define AR7240_MIB_FUNC_S 24
-#define AR7240_MIB_FUNC_NO_OP 0x0
-#define AR7240_MIB_FUNC_FLUSH 0x1
-#define AR7240_MIB_FUNC_CAPTURE 0x3
-
-#define AR7240_REG_MDIO_CTRL 0x98
-#define AR7240_MDIO_CTRL_DATA_M BITM(16)
-#define AR7240_MDIO_CTRL_REG_ADDR_S 16
-#define AR7240_MDIO_CTRL_PHY_ADDR_S 21
-#define AR7240_MDIO_CTRL_CMD_WRITE 0
-#define AR7240_MDIO_CTRL_CMD_READ BIT(27)
-#define AR7240_MDIO_CTRL_MASTER_EN BIT(30)
-#define AR7240_MDIO_CTRL_BUSY BIT(31)
-
-#define AR7240_REG_PORT_BASE(_port) (0x100 + (_port) * 0x100)
-
-#define AR7240_REG_PORT_STATUS(_port) (AR7240_REG_PORT_BASE((_port)) + 0x00)
-#define AR7240_PORT_STATUS_SPEED_S 0
-#define AR7240_PORT_STATUS_SPEED_M BITM(2)
-#define AR7240_PORT_STATUS_SPEED_10 0
-#define AR7240_PORT_STATUS_SPEED_100 1
-#define AR7240_PORT_STATUS_SPEED_1000 2
-#define AR7240_PORT_STATUS_TXMAC BIT(2)
-#define AR7240_PORT_STATUS_RXMAC BIT(3)
-#define AR7240_PORT_STATUS_TXFLOW BIT(4)
-#define AR7240_PORT_STATUS_RXFLOW BIT(5)
-#define AR7240_PORT_STATUS_DUPLEX BIT(6)
-#define AR7240_PORT_STATUS_LINK_UP BIT(8)
-#define AR7240_PORT_STATUS_LINK_AUTO BIT(9)
-#define AR7240_PORT_STATUS_LINK_PAUSE BIT(10)
-
-#define AR7240_REG_PORT_CTRL(_port) (AR7240_REG_PORT_BASE((_port)) + 0x04)
-#define AR7240_PORT_CTRL_STATE_M BITM(3)
-#define AR7240_PORT_CTRL_STATE_DISABLED 0
-#define AR7240_PORT_CTRL_STATE_BLOCK 1
-#define AR7240_PORT_CTRL_STATE_LISTEN 2
-#define AR7240_PORT_CTRL_STATE_LEARN 3
-#define AR7240_PORT_CTRL_STATE_FORWARD 4
-#define AR7240_PORT_CTRL_LEARN_LOCK BIT(7)
-#define AR7240_PORT_CTRL_VLAN_MODE_S 8
-#define AR7240_PORT_CTRL_VLAN_MODE_KEEP 0
-#define AR7240_PORT_CTRL_VLAN_MODE_STRIP 1
-#define AR7240_PORT_CTRL_VLAN_MODE_ADD 2
-#define AR7240_PORT_CTRL_VLAN_MODE_DOUBLE_TAG 3
-#define AR7240_PORT_CTRL_IGMP_SNOOP BIT(10)
-#define AR7240_PORT_CTRL_HEADER BIT(11)
-#define AR7240_PORT_CTRL_MAC_LOOP BIT(12)
-#define AR7240_PORT_CTRL_SINGLE_VLAN BIT(13)
-#define AR7240_PORT_CTRL_LEARN BIT(14)
-#define AR7240_PORT_CTRL_DOUBLE_TAG BIT(15)
-#define AR7240_PORT_CTRL_MIRROR_TX BIT(16)
-#define AR7240_PORT_CTRL_MIRROR_RX BIT(17)
-
-#define AR7240_REG_PORT_VLAN(_port) (AR7240_REG_PORT_BASE((_port)) + 0x08)
-
-#define AR7240_PORT_VLAN_DEFAULT_ID_S 0
-#define AR7240_PORT_VLAN_DEST_PORTS_S 16
-#define AR7240_PORT_VLAN_MODE_S 30
-#define AR7240_PORT_VLAN_MODE_PORT_ONLY 0
-#define AR7240_PORT_VLAN_MODE_PORT_FALLBACK 1
-#define AR7240_PORT_VLAN_MODE_VLAN_ONLY 2
-#define AR7240_PORT_VLAN_MODE_SECURE 3
-
-
-#define AR7240_REG_STATS_BASE(_port) (0x20000 + (_port) * 0x100)
-
-#define AR7240_STATS_RXBROAD 0x00
-#define AR7240_STATS_RXPAUSE 0x04
-#define AR7240_STATS_RXMULTI 0x08
-#define AR7240_STATS_RXFCSERR 0x0c
-#define AR7240_STATS_RXALIGNERR 0x10
-#define AR7240_STATS_RXRUNT 0x14
-#define AR7240_STATS_RXFRAGMENT 0x18
-#define AR7240_STATS_RX64BYTE 0x1c
-#define AR7240_STATS_RX128BYTE 0x20
-#define AR7240_STATS_RX256BYTE 0x24
-#define AR7240_STATS_RX512BYTE 0x28
-#define AR7240_STATS_RX1024BYTE 0x2c
-#define AR7240_STATS_RX1518BYTE 0x30
-#define AR7240_STATS_RXMAXBYTE 0x34
-#define AR7240_STATS_RXTOOLONG 0x38
-#define AR7240_STATS_RXGOODBYTE 0x3c
-#define AR7240_STATS_RXBADBYTE 0x44
-#define AR7240_STATS_RXOVERFLOW 0x4c
-#define AR7240_STATS_FILTERED 0x50
-#define AR7240_STATS_TXBROAD 0x54
-#define AR7240_STATS_TXPAUSE 0x58
-#define AR7240_STATS_TXMULTI 0x5c
-#define AR7240_STATS_TXUNDERRUN 0x60
-#define AR7240_STATS_TX64BYTE 0x64
-#define AR7240_STATS_TX128BYTE 0x68
-#define AR7240_STATS_TX256BYTE 0x6c
-#define AR7240_STATS_TX512BYTE 0x70
-#define AR7240_STATS_TX1024BYTE 0x74
-#define AR7240_STATS_TX1518BYTE 0x78
-#define AR7240_STATS_TXMAXBYTE 0x7c
-#define AR7240_STATS_TXOVERSIZE 0x80
-#define AR7240_STATS_TXBYTE 0x84
-#define AR7240_STATS_TXCOLLISION 0x8c
-#define AR7240_STATS_TXABORTCOL 0x90
-#define AR7240_STATS_TXMULTICOL 0x94
-#define AR7240_STATS_TXSINGLECOL 0x98
-#define AR7240_STATS_TXEXCDEFER 0x9c
-#define AR7240_STATS_TXDEFER 0xa0
-#define AR7240_STATS_TXLATECOL 0xa4
-
-#define AR7240_PORT_CPU 0
-#define AR7240_NUM_PORTS 6
-#define AR7240_NUM_PHYS 5
-
-#define AR7240_PHY_ID1 0x004d
-#define AR7240_PHY_ID2 0xd041
-
-#define AR934X_PHY_ID1 0x004d
-#define AR934X_PHY_ID2 0xd042
-
-#define AR7240_MAX_VLANS 16
-
-#define AR934X_REG_OPER_MODE0 0x04
-#define AR934X_OPER_MODE0_MAC_GMII_EN BIT(6)
-#define AR934X_OPER_MODE0_PHY_MII_EN BIT(10)
-
-#define AR934X_REG_OPER_MODE1 0x08
-#define AR934X_REG_OPER_MODE1_PHY4_MII_EN BIT(28)
-
-#define AR934X_REG_PORT_BASE(_port) (0x100 + (_port) * 0x100)
-
-#define AR934X_REG_PORT_VLAN1(_port) (AR934X_REG_PORT_BASE((_port)) + 0x08)
-#define AR934X_PORT_VLAN1_DEFAULT_SVID_S 0
-#define AR934X_PORT_VLAN1_FORCE_DEFAULT_VID_EN BIT(12)
-#define AR934X_PORT_VLAN1_PORT_TLS_MODE BIT(13)
-#define AR934X_PORT_VLAN1_PORT_VLAN_PROP_EN BIT(14)
-#define AR934X_PORT_VLAN1_PORT_CLONE_EN BIT(15)
-#define AR934X_PORT_VLAN1_DEFAULT_CVID_S 16
-#define AR934X_PORT_VLAN1_FORCE_PORT_VLAN_EN BIT(28)
-#define AR934X_PORT_VLAN1_ING_PORT_PRI_S 29
-
-#define AR934X_REG_PORT_VLAN2(_port) (AR934X_REG_PORT_BASE((_port)) + 0x0c)
-#define AR934X_PORT_VLAN2_PORT_VID_MEM_S 16
-#define AR934X_PORT_VLAN2_8021Q_MODE_S 30
-#define AR934X_PORT_VLAN2_8021Q_MODE_PORT_ONLY 0
-#define AR934X_PORT_VLAN2_8021Q_MODE_PORT_FALLBACK 1
-#define AR934X_PORT_VLAN2_8021Q_MODE_VLAN_ONLY 2
-#define AR934X_PORT_VLAN2_8021Q_MODE_SECURE 3
-
-#define sw_to_ar7240(_dev) container_of(_dev, struct ar7240sw, swdev)
-
-struct ar7240sw_port_stat {
- unsigned long rx_broadcast;
- unsigned long rx_pause;
- unsigned long rx_multicast;
- unsigned long rx_fcs_error;
- unsigned long rx_align_error;
- unsigned long rx_runt;
- unsigned long rx_fragments;
- unsigned long rx_64byte;
- unsigned long rx_128byte;
- unsigned long rx_256byte;
- unsigned long rx_512byte;
- unsigned long rx_1024byte;
- unsigned long rx_1518byte;
- unsigned long rx_maxbyte;
- unsigned long rx_toolong;
- unsigned long rx_good_byte;
- unsigned long rx_bad_byte;
- unsigned long rx_overflow;
- unsigned long filtered;
-
- unsigned long tx_broadcast;
- unsigned long tx_pause;
- unsigned long tx_multicast;
- unsigned long tx_underrun;
- unsigned long tx_64byte;
- unsigned long tx_128byte;
- unsigned long tx_256byte;
- unsigned long tx_512byte;
- unsigned long tx_1024byte;
- unsigned long tx_1518byte;
- unsigned long tx_maxbyte;
- unsigned long tx_oversize;
- unsigned long tx_byte;
- unsigned long tx_collision;
- unsigned long tx_abortcol;
- unsigned long tx_multicol;
- unsigned long tx_singlecol;
- unsigned long tx_excdefer;
- unsigned long tx_defer;
- unsigned long tx_xlatecol;
-};
-
-struct ar7240sw {
- struct mii_bus *mii_bus;
- struct ag71xx_switch_platform_data *swdata;
- struct switch_dev swdev;
- int num_ports;
- u8 ver;
- bool vlan;
- u16 vlan_id[AR7240_MAX_VLANS];
- u8 vlan_table[AR7240_MAX_VLANS];
- u8 vlan_tagged;
- u16 pvid[AR7240_NUM_PORTS];
- char buf[80];
-
- rwlock_t stats_lock;
- struct ar7240sw_port_stat port_stats[AR7240_NUM_PORTS];
-};
-
-struct ar7240sw_hw_stat {
- char string[ETH_GSTRING_LEN];
- int sizeof_stat;
- int reg;
-};
-
-static DEFINE_MUTEX(reg_mutex);
-
-static inline int sw_is_ar7240(struct ar7240sw *as)
-{
- return as->ver == AR7240_MASK_CTRL_VERSION_AR7240;
-}
-
-static inline int sw_is_ar934x(struct ar7240sw *as)
-{
- return as->ver == AR7240_MASK_CTRL_VERSION_AR934X;
-}
-
-static inline u32 ar7240sw_port_mask(struct ar7240sw *as, int port)
-{
- return BIT(port);
-}
-
-static inline u32 ar7240sw_port_mask_all(struct ar7240sw *as)
-{
- return BIT(as->swdev.ports) - 1;
-}
-
-static inline u32 ar7240sw_port_mask_but(struct ar7240sw *as, int port)
-{
- return ar7240sw_port_mask_all(as) & ~BIT(port);
-}
-
-static inline u16 mk_phy_addr(u32 reg)
-{
- return 0x17 & ((reg >> 4) | 0x10);
-}
-
-static inline u16 mk_phy_reg(u32 reg)
-{
- return (reg << 1) & 0x1e;
-}
-
-static inline u16 mk_high_addr(u32 reg)
-{
- return (reg >> 7) & 0x1ff;
-}
-
-static u32 __ar7240sw_reg_read(struct mii_bus *mii, u32 reg)
-{
- unsigned long flags;
- u16 phy_addr;
- u16 phy_reg;
- u32 hi, lo;
-
- reg = (reg & 0xfffffffc) >> 2;
- phy_addr = mk_phy_addr(reg);
- phy_reg = mk_phy_reg(reg);
-
- local_irq_save(flags);
- ag71xx_mdio_mii_write(mii->priv, 0x1f, 0x10, mk_high_addr(reg));
- lo = (u32) ag71xx_mdio_mii_read(mii->priv, phy_addr, phy_reg);
- hi = (u32) ag71xx_mdio_mii_read(mii->priv, phy_addr, phy_reg + 1);
- local_irq_restore(flags);
-
- return (hi << 16) | lo;
-}
-
-static void __ar7240sw_reg_write(struct mii_bus *mii, u32 reg, u32 val)
-{
- unsigned long flags;
- u16 phy_addr;
- u16 phy_reg;
-
- reg = (reg & 0xfffffffc) >> 2;
- phy_addr = mk_phy_addr(reg);
- phy_reg = mk_phy_reg(reg);
-
- local_irq_save(flags);
- ag71xx_mdio_mii_write(mii->priv, 0x1f, 0x10, mk_high_addr(reg));
- ag71xx_mdio_mii_write(mii->priv, phy_addr, phy_reg + 1, (val >> 16));
- ag71xx_mdio_mii_write(mii->priv, phy_addr, phy_reg, (val & 0xffff));
- local_irq_restore(flags);
-}
-
-static u32 ar7240sw_reg_read(struct mii_bus *mii, u32 reg_addr)
-{
- u32 ret;
-
- mutex_lock(&reg_mutex);
- ret = __ar7240sw_reg_read(mii, reg_addr);
- mutex_unlock(&reg_mutex);
-
- return ret;
-}
-
-static void ar7240sw_reg_write(struct mii_bus *mii, u32 reg_addr, u32 reg_val)
-{
- mutex_lock(&reg_mutex);
- __ar7240sw_reg_write(mii, reg_addr, reg_val);
- mutex_unlock(&reg_mutex);
-}
-
-static u32 ar7240sw_reg_rmw(struct mii_bus *mii, u32 reg, u32 mask, u32 val)
-{
- u32 t;
-
- mutex_lock(&reg_mutex);
- t = __ar7240sw_reg_read(mii, reg);
- t &= ~mask;
- t |= val;
- __ar7240sw_reg_write(mii, reg, t);
- mutex_unlock(&reg_mutex);
-
- return t;
-}
-
-static void ar7240sw_reg_set(struct mii_bus *mii, u32 reg, u32 val)
-{
- u32 t;
-
- mutex_lock(&reg_mutex);
- t = __ar7240sw_reg_read(mii, reg);
- t |= val;
- __ar7240sw_reg_write(mii, reg, t);
- mutex_unlock(&reg_mutex);
-}
-
-static int __ar7240sw_reg_wait(struct mii_bus *mii, u32 reg, u32 mask, u32 val,
- unsigned timeout)
-{
- int i;
-
- for (i = 0; i < timeout; i++) {
- u32 t;
-
- t = __ar7240sw_reg_read(mii, reg);
- if ((t & mask) == val)
- return 0;
-
- msleep(1);
- }
-
- return -ETIMEDOUT;
-}
-
-static int ar7240sw_reg_wait(struct mii_bus *mii, u32 reg, u32 mask, u32 val,
- unsigned timeout)
-{
- int ret;
-
- mutex_lock(&reg_mutex);
- ret = __ar7240sw_reg_wait(mii, reg, mask, val, timeout);
- mutex_unlock(&reg_mutex);
- return ret;
-}
-
-u16 ar7240sw_phy_read(struct mii_bus *mii, unsigned phy_addr,
- unsigned reg_addr)
-{
- u32 t, val = 0xffff;
- int err;
-
- if (phy_addr >= AR7240_NUM_PHYS)
- return 0xffff;
-
- mutex_lock(&reg_mutex);
- t = (reg_addr << AR7240_MDIO_CTRL_REG_ADDR_S) |
- (phy_addr << AR7240_MDIO_CTRL_PHY_ADDR_S) |
- AR7240_MDIO_CTRL_MASTER_EN |
- AR7240_MDIO_CTRL_BUSY |
- AR7240_MDIO_CTRL_CMD_READ;
-
- __ar7240sw_reg_write(mii, AR7240_REG_MDIO_CTRL, t);
- err = __ar7240sw_reg_wait(mii, AR7240_REG_MDIO_CTRL,
- AR7240_MDIO_CTRL_BUSY, 0, 5);
- if (!err)
- val = __ar7240sw_reg_read(mii, AR7240_REG_MDIO_CTRL);
- mutex_unlock(&reg_mutex);
-
- return val & AR7240_MDIO_CTRL_DATA_M;
-}
-
-int ar7240sw_phy_write(struct mii_bus *mii, unsigned phy_addr,
- unsigned reg_addr, u16 reg_val)
-{
- u32 t;
- int ret;
-
- if (phy_addr >= AR7240_NUM_PHYS)
- return -EINVAL;
-
- mutex_lock(&reg_mutex);
- t = (phy_addr << AR7240_MDIO_CTRL_PHY_ADDR_S) |
- (reg_addr << AR7240_MDIO_CTRL_REG_ADDR_S) |
- AR7240_MDIO_CTRL_MASTER_EN |
- AR7240_MDIO_CTRL_BUSY |
- AR7240_MDIO_CTRL_CMD_WRITE |
- reg_val;
-
- __ar7240sw_reg_write(mii, AR7240_REG_MDIO_CTRL, t);
- ret = __ar7240sw_reg_wait(mii, AR7240_REG_MDIO_CTRL,
- AR7240_MDIO_CTRL_BUSY, 0, 5);
- mutex_unlock(&reg_mutex);
-
- return ret;
-}
-
-static int ar7240sw_capture_stats(struct ar7240sw *as)
-{
- struct mii_bus *mii = as->mii_bus;
- int port;
- int ret;
-
- write_lock(&as->stats_lock);
-
- /* Capture the hardware statistics for all ports */
- ar7240sw_reg_write(mii, AR7240_REG_MIB_FUNCTION0,
- (AR7240_MIB_FUNC_CAPTURE << AR7240_MIB_FUNC_S));
-
- /* Wait for the capturing to complete. */
- ret = ar7240sw_reg_wait(mii, AR7240_REG_MIB_FUNCTION0,
- AR7240_MIB_BUSY, 0, 10);
-
- if (ret)
- goto unlock;
-
- for (port = 0; port < AR7240_NUM_PORTS; port++) {
- unsigned int base;
- struct ar7240sw_port_stat *stats;
-
- base = AR7240_REG_STATS_BASE(port);
- stats = &as->port_stats[port];
-
-#define READ_STAT(_r) ar7240sw_reg_read(mii, base + AR7240_STATS_ ## _r)
-
- stats->rx_good_byte += READ_STAT(RXGOODBYTE);
- stats->tx_byte += READ_STAT(TXBYTE);
-
-#undef READ_STAT
- }
-
- ret = 0;
-
-unlock:
- write_unlock(&as->stats_lock);
- return ret;
-}
-
-static void ar7240sw_disable_port(struct ar7240sw *as, unsigned port)
-{
- ar7240sw_reg_write(as->mii_bus, AR7240_REG_PORT_CTRL(port),
- AR7240_PORT_CTRL_STATE_DISABLED);
-}
-
-static void ar7240sw_setup(struct ar7240sw *as)
-{
- struct mii_bus *mii = as->mii_bus;
-
- /* Enable CPU port, and disable mirror port */
- ar7240sw_reg_write(mii, AR7240_REG_CPU_PORT,
- AR7240_CPU_PORT_EN |
- (15 << AR7240_MIRROR_PORT_S));
-
- /* Setup TAG priority mapping */
- ar7240sw_reg_write(mii, AR7240_REG_TAG_PRIORITY, 0xfa50);
-
- /* Enable ARP frame acknowledge, aging, MAC replacing */
- ar7240sw_reg_write(mii, AR7240_REG_AT_CTRL,
- AR7240_AT_CTRL_RESERVED |
- 0x2b /* 5 min age time */ |
- AR7240_AT_CTRL_AGE_EN |
- AR7240_AT_CTRL_ARP_EN |
- AR7240_AT_CTRL_LEARN_CHANGE);
-
- /* Enable Broadcast frames transmitted to the CPU */
- ar7240sw_reg_set(mii, AR7240_REG_FLOOD_MASK,
- AR7240_FLOOD_MASK_BROAD_TO_CPU);
-
- /* setup MTU */
- ar7240sw_reg_rmw(mii, AR7240_REG_GLOBAL_CTRL, AR7240_GLOBAL_CTRL_MTU_M,
- 1536);
-
- /* setup Service TAG */
- ar7240sw_reg_rmw(mii, AR7240_REG_SERVICE_TAG, AR7240_SERVICE_TAG_M, 0);
-}
-
-static int ar7240sw_reset(struct ar7240sw *as)
-{
- struct mii_bus *mii = as->mii_bus;
- int ret;
- int i;
-
- /* Set all ports to disabled state. */
- for (i = 0; i < AR7240_NUM_PORTS; i++)
- ar7240sw_disable_port(as, i);
-
- /* Wait for transmit queues to drain. */
- msleep(2);
-
- /* Reset the switch. */
- ar7240sw_reg_write(mii, AR7240_REG_MASK_CTRL,
- AR7240_MASK_CTRL_SOFT_RESET);
-
- ret = ar7240sw_reg_wait(mii, AR7240_REG_MASK_CTRL,
- AR7240_MASK_CTRL_SOFT_RESET, 0, 1000);
-
- ar7240sw_setup(as);
- return ret;
-}
-
-static void ar7240sw_setup_port(struct ar7240sw *as, unsigned port, u8 portmask)
-{
- struct mii_bus *mii = as->mii_bus;
- u32 ctrl;
- u32 vid, mode;
-
- ctrl = AR7240_PORT_CTRL_STATE_FORWARD | AR7240_PORT_CTRL_LEARN |
- AR7240_PORT_CTRL_SINGLE_VLAN;
-
- if (port == AR7240_PORT_CPU) {
- ar7240sw_reg_write(mii, AR7240_REG_PORT_STATUS(port),
- AR7240_PORT_STATUS_SPEED_1000 |
- AR7240_PORT_STATUS_TXFLOW |
- AR7240_PORT_STATUS_RXFLOW |
- AR7240_PORT_STATUS_TXMAC |
- AR7240_PORT_STATUS_RXMAC |
- AR7240_PORT_STATUS_DUPLEX);
- } else {
- ar7240sw_reg_write(mii, AR7240_REG_PORT_STATUS(port),
- AR7240_PORT_STATUS_LINK_AUTO);
- }
-
- /* Set the default VID for this port */
- if (as->vlan) {
- vid = as->vlan_id[as->pvid[port]];
- mode = AR7240_PORT_VLAN_MODE_SECURE;
- } else {
- vid = port;
- mode = AR7240_PORT_VLAN_MODE_PORT_ONLY;
- }
-
- if (as->vlan && (as->vlan_tagged & BIT(port))) {
- ctrl |= AR7240_PORT_CTRL_VLAN_MODE_ADD <<
- AR7240_PORT_CTRL_VLAN_MODE_S;
- } else {
- ctrl |= AR7240_PORT_CTRL_VLAN_MODE_STRIP <<
- AR7240_PORT_CTRL_VLAN_MODE_S;
- }
-
- if (!portmask) {
- if (port == AR7240_PORT_CPU)
- portmask = ar7240sw_port_mask_but(as, AR7240_PORT_CPU);
- else
- portmask = ar7240sw_port_mask(as, AR7240_PORT_CPU);
- }
-
- /* allow the port to talk to all other ports, but exclude its
- * own ID to prevent frames from being reflected back to the
- * port that they came from */
- portmask &= ar7240sw_port_mask_but(as, port);
-
- ar7240sw_reg_write(mii, AR7240_REG_PORT_CTRL(port), ctrl);
- if (sw_is_ar934x(as)) {
- u32 vlan1, vlan2;
-
- vlan1 = (vid << AR934X_PORT_VLAN1_DEFAULT_CVID_S);
- vlan2 = (portmask << AR934X_PORT_VLAN2_PORT_VID_MEM_S) |
- (mode << AR934X_PORT_VLAN2_8021Q_MODE_S);
- ar7240sw_reg_write(mii, AR934X_REG_PORT_VLAN1(port), vlan1);
- ar7240sw_reg_write(mii, AR934X_REG_PORT_VLAN2(port), vlan2);
- } else {
- u32 vlan;
-
- vlan = vid | (mode << AR7240_PORT_VLAN_MODE_S) |
- (portmask << AR7240_PORT_VLAN_DEST_PORTS_S);
-
- ar7240sw_reg_write(mii, AR7240_REG_PORT_VLAN(port), vlan);
- }
-}
-
-static int ar7240_set_addr(struct ar7240sw *as, u8 *addr)
-{
- struct mii_bus *mii = as->mii_bus;
- u32 t;
-
- t = (addr[4] << 8) | addr[5];
- ar7240sw_reg_write(mii, AR7240_REG_MAC_ADDR0, t);
-
- t = (addr[0] << 24) | (addr[1] << 16) | (addr[2] << 8) | addr[3];
- ar7240sw_reg_write(mii, AR7240_REG_MAC_ADDR1, t);
-
- return 0;
-}
-
-static int
-ar7240_set_vid(struct switch_dev *dev, const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- as->vlan_id[val->port_vlan] = val->value.i;
- return 0;
-}
-
-static int
-ar7240_get_vid(struct switch_dev *dev, const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- val->value.i = as->vlan_id[val->port_vlan];
- return 0;
-}
-
-static int
-ar7240_set_pvid(struct switch_dev *dev, int port, int vlan)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
-
- /* make sure no invalid PVIDs get set */
-
- if (vlan >= dev->vlans)
- return -EINVAL;
-
- as->pvid[port] = vlan;
- return 0;
-}
-
-static int
-ar7240_get_pvid(struct switch_dev *dev, int port, int *vlan)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- *vlan = as->pvid[port];
- return 0;
-}
-
-static int
-ar7240_get_ports(struct switch_dev *dev, struct switch_val *val)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- u8 ports = as->vlan_table[val->port_vlan];
- int i;
-
- val->len = 0;
- for (i = 0; i < as->swdev.ports; i++) {
- struct switch_port *p;
-
- if (!(ports & (1 << i)))
- continue;
-
- p = &val->value.ports[val->len++];
- p->id = i;
- if (as->vlan_tagged & (1 << i))
- p->flags = (1 << SWITCH_PORT_FLAG_TAGGED);
- else
- p->flags = 0;
- }
- return 0;
-}
-
-static int
-ar7240_set_ports(struct switch_dev *dev, struct switch_val *val)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- u8 *vt = &as->vlan_table[val->port_vlan];
- int i, j;
-
- *vt = 0;
- for (i = 0; i < val->len; i++) {
- struct switch_port *p = &val->value.ports[i];
-
- if (p->flags & (1 << SWITCH_PORT_FLAG_TAGGED))
- as->vlan_tagged |= (1 << p->id);
- else {
- as->vlan_tagged &= ~(1 << p->id);
- as->pvid[p->id] = val->port_vlan;
-
- /* make sure that an untagged port does not
- * appear in other vlans */
- for (j = 0; j < AR7240_MAX_VLANS; j++) {
- if (j == val->port_vlan)
- continue;
- as->vlan_table[j] &= ~(1 << p->id);
- }
- }
-
- *vt |= 1 << p->id;
- }
- return 0;
-}
-
-static int
-ar7240_set_vlan(struct switch_dev *dev, const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- as->vlan = !!val->value.i;
- return 0;
-}
-
-static int
-ar7240_get_vlan(struct switch_dev *dev, const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- val->value.i = as->vlan;
- return 0;
-}
-
-static const char *
-ar7240_speed_str(u32 status)
-{
- u32 speed;
-
- speed = (status >> AR7240_PORT_STATUS_SPEED_S) &
- AR7240_PORT_STATUS_SPEED_M;
- switch (speed) {
- case AR7240_PORT_STATUS_SPEED_10:
- return "10baseT";
- case AR7240_PORT_STATUS_SPEED_100:
- return "100baseT";
- case AR7240_PORT_STATUS_SPEED_1000:
- return "1000baseT";
- }
-
- return "unknown";
-}
-
-static int
-ar7240_port_get_link(struct switch_dev *dev, const struct switch_attr *attr,
- struct switch_val *val)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- struct mii_bus *mii = as->mii_bus;
- u32 len;
- u32 status;
- int port;
-
- port = val->port_vlan;
-
- memset(as->buf, '\0', sizeof(as->buf));
- status = ar7240sw_reg_read(mii, AR7240_REG_PORT_STATUS(port));
-
- if (status & AR7240_PORT_STATUS_LINK_UP) {
- len = snprintf(as->buf, sizeof(as->buf),
- "port:%d link:up speed:%s %s-duplex %s%s%s",
- port,
- ar7240_speed_str(status),
- (status & AR7240_PORT_STATUS_DUPLEX) ?
- "full" : "half",
- (status & AR7240_PORT_STATUS_TXFLOW) ?
- "txflow ": "",
- (status & AR7240_PORT_STATUS_RXFLOW) ?
- "rxflow " : "",
- (status & AR7240_PORT_STATUS_LINK_AUTO) ?
- "auto ": "");
- } else {
- len = snprintf(as->buf, sizeof(as->buf),
- "port:%d link:down", port);
- }
-
- val->value.s = as->buf;
- val->len = len;
-
- return 0;
-}
-
-static void
-ar7240_vtu_op(struct ar7240sw *as, u32 op, u32 val)
-{
- struct mii_bus *mii = as->mii_bus;
-
- if (ar7240sw_reg_wait(mii, AR7240_REG_VTU, AR7240_VTU_ACTIVE, 0, 5))
- return;
-
- if ((op & AR7240_VTU_OP) == AR7240_VTU_OP_LOAD) {
- val &= AR7240_VTUDATA_MEMBER;
- val |= AR7240_VTUDATA_VALID;
- ar7240sw_reg_write(mii, AR7240_REG_VTU_DATA, val);
- }
- op |= AR7240_VTU_ACTIVE;
- ar7240sw_reg_write(mii, AR7240_REG_VTU, op);
-}
-
-static int
-ar7240_hw_apply(struct switch_dev *dev)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- u8 portmask[AR7240_NUM_PORTS];
- int i, j;
-
- /* flush all vlan translation unit entries */
- ar7240_vtu_op(as, AR7240_VTU_OP_FLUSH, 0);
-
- memset(portmask, 0, sizeof(portmask));
- if (as->vlan) {
- /* calculate the port destination masks and load vlans
- * into the vlan translation unit */
- for (j = 0; j < AR7240_MAX_VLANS; j++) {
- u8 vp = as->vlan_table[j];
-
- if (!vp)
- continue;
-
- for (i = 0; i < as->swdev.ports; i++) {
- u8 mask = (1 << i);
- if (vp & mask)
- portmask[i] |= vp & ~mask;
- }
-
- ar7240_vtu_op(as,
- AR7240_VTU_OP_LOAD |
- (as->vlan_id[j] << AR7240_VTU_VID_S),
- as->vlan_table[j]);
- }
- } else {
- /* vlan disabled:
- * isolate all ports, but connect them to the cpu port */
- for (i = 0; i < as->swdev.ports; i++) {
- if (i == AR7240_PORT_CPU)
- continue;
-
- portmask[i] = 1 << AR7240_PORT_CPU;
- portmask[AR7240_PORT_CPU] |= (1 << i);
- }
- }
-
- /* update the port destination mask registers and tag settings */
- for (i = 0; i < as->swdev.ports; i++)
- ar7240sw_setup_port(as, i, portmask[i]);
-
- return 0;
-}
-
-static int
-ar7240_reset_switch(struct switch_dev *dev)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- ar7240sw_reset(as);
- return 0;
-}
-
-static int
-ar7240_get_port_link(struct switch_dev *dev, int port,
- struct switch_port_link *link)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
- struct mii_bus *mii = as->mii_bus;
- u32 status;
-
- if (port > AR7240_NUM_PORTS)
- return -EINVAL;
-
- status = ar7240sw_reg_read(mii, AR7240_REG_PORT_STATUS(port));
-
- link->link = !!(status & AR7240_PORT_STATUS_LINK_UP);
- link->aneg = !!(status & AR7240_PORT_STATUS_LINK_AUTO);
- link->duplex = !!(status & AR7240_PORT_STATUS_DUPLEX);
- link->tx_flow = !!(status & AR7240_PORT_STATUS_TXFLOW);
- link->rx_flow = !!(status & AR7240_PORT_STATUS_RXFLOW);
- switch (status & AR7240_PORT_STATUS_SPEED_M) {
- case AR7240_PORT_STATUS_SPEED_10:
- link->speed = SWITCH_PORT_SPEED_10;
- break;
- case AR7240_PORT_STATUS_SPEED_100:
- link->speed = SWITCH_PORT_SPEED_100;
- break;
- case AR7240_PORT_STATUS_SPEED_1000:
- link->speed = SWITCH_PORT_SPEED_1000;
- break;
- }
-
- return 0;
-}
-
-static int
-ar7240_get_port_stats(struct switch_dev *dev, int port,
- struct switch_port_stats *stats)
-{
- struct ar7240sw *as = sw_to_ar7240(dev);
-
- if (port > AR7240_NUM_PORTS)
- return -EINVAL;
-
- ar7240sw_capture_stats(as);
-
- read_lock(&as->stats_lock);
- stats->rx_bytes = as->port_stats[port].rx_good_byte;
- stats->tx_bytes = as->port_stats[port].tx_byte;
- read_unlock(&as->stats_lock);
-
- return 0;
-}
-
-static struct switch_attr ar7240_globals[] = {
- {
- .type = SWITCH_TYPE_INT,
- .name = "enable_vlan",
- .description = "Enable VLAN mode",
- .set = ar7240_set_vlan,
- .get = ar7240_get_vlan,
- .max = 1
- },
-};
-
-static struct switch_attr ar7240_port[] = {
- {
- .type = SWITCH_TYPE_STRING,
- .name = "link",
- .description = "Get port link information",
- .max = 1,
- .set = NULL,
- .get = ar7240_port_get_link,
- },
-};
-
-static struct switch_attr ar7240_vlan[] = {
- {
- .type = SWITCH_TYPE_INT,
- .name = "vid",
- .description = "VLAN ID",
- .set = ar7240_set_vid,
- .get = ar7240_get_vid,
- .max = 4094,
- },
-};
-
-static const struct switch_dev_ops ar7240_ops = {
- .attr_global = {
- .attr = ar7240_globals,
- .n_attr = ARRAY_SIZE(ar7240_globals),
- },
- .attr_port = {
- .attr = ar7240_port,
- .n_attr = ARRAY_SIZE(ar7240_port),
- },
- .attr_vlan = {
- .attr = ar7240_vlan,
- .n_attr = ARRAY_SIZE(ar7240_vlan),
- },
- .get_port_pvid = ar7240_get_pvid,
- .set_port_pvid = ar7240_set_pvid,
- .get_vlan_ports = ar7240_get_ports,
- .set_vlan_ports = ar7240_set_ports,
- .apply_config = ar7240_hw_apply,
- .reset_switch = ar7240_reset_switch,
- .get_port_link = ar7240_get_port_link,
- .get_port_stats = ar7240_get_port_stats,
-};
-
-static struct ar7240sw *ar7240_probe(struct ag71xx *ag)
-{
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
- struct mii_bus *mii = ag->mii_bus;
- struct ar7240sw *as;
- struct switch_dev *swdev;
- u32 ctrl;
- u16 phy_id1;
- u16 phy_id2;
- int i;
-
- phy_id1 = ar7240sw_phy_read(mii, 0, MII_PHYSID1);
- phy_id2 = ar7240sw_phy_read(mii, 0, MII_PHYSID2);
- if ((phy_id1 != AR7240_PHY_ID1 || phy_id2 != AR7240_PHY_ID2) &&
- (phy_id1 != AR934X_PHY_ID1 || phy_id2 != AR934X_PHY_ID2)) {
- pr_err("%s: unknown phy id '%04x:%04x'\n",
- ag->dev->name, phy_id1, phy_id2);
- return NULL;
- }
-
- as = kzalloc(sizeof(*as), GFP_KERNEL);
- if (!as)
- return NULL;
-
- as->mii_bus = mii;
- as->swdata = pdata->switch_data;
-
- swdev = &as->swdev;
-
- ctrl = ar7240sw_reg_read(mii, AR7240_REG_MASK_CTRL);
- as->ver = (ctrl >> AR7240_MASK_CTRL_VERSION_S) &
- AR7240_MASK_CTRL_VERSION_M;
-
- if (sw_is_ar7240(as)) {
- swdev->name = "AR7240/AR9330 built-in switch";
- } else if (sw_is_ar934x(as)) {
- swdev->name = "AR934X built-in switch";
-
- if (pdata->phy_if_mode == PHY_INTERFACE_MODE_GMII) {
- ar7240sw_reg_set(mii, AR934X_REG_OPER_MODE0,
- AR934X_OPER_MODE0_MAC_GMII_EN);
- } else if (pdata->phy_if_mode == PHY_INTERFACE_MODE_MII) {
- ar7240sw_reg_set(mii, AR934X_REG_OPER_MODE0,
- AR934X_OPER_MODE0_PHY_MII_EN);
- } else {
- pr_err("%s: invalid PHY interface mode\n",
- ag->dev->name);
- goto err_free;
- }
-
- if (as->swdata->phy4_mii_en)
- ar7240sw_reg_set(mii, AR934X_REG_OPER_MODE1,
- AR934X_REG_OPER_MODE1_PHY4_MII_EN);
- } else {
- pr_err("%s: unsupported chip, ctrl=%08x\n",
- ag->dev->name, ctrl);
- goto err_free;
- }
-
- swdev->ports = AR7240_NUM_PORTS - 1;
- swdev->cpu_port = AR7240_PORT_CPU;
- swdev->vlans = AR7240_MAX_VLANS;
- swdev->ops = &ar7240_ops;
-
- if (register_switch(&as->swdev, ag->dev) < 0)
- goto err_free;
-
- pr_info("%s: Found an %s\n", ag->dev->name, swdev->name);
-
- /* initialize defaults */
- for (i = 0; i < AR7240_MAX_VLANS; i++)
- as->vlan_id[i] = i;
-
- as->vlan_table[0] = ar7240sw_port_mask_all(as);
-
- return as;
-
-err_free:
- kfree(as);
- return NULL;
-}
-
-static void link_function(struct work_struct *work) {
- struct ag71xx *ag = container_of(work, struct ag71xx, link_work.work);
- unsigned long flags;
- int i;
- int status = 0;
-
- for (i = 0; i < 4; i++) {
- int link = ar7240sw_phy_read(ag->mii_bus, i, MII_BMSR);
- if(link & BMSR_LSTATUS) {
- status = 1;
- break;
- }
- }
-
- spin_lock_irqsave(&ag->lock, flags);
- if(status != ag->link) {
- ag->link = status;
- ag71xx_link_adjust(ag);
- }
- spin_unlock_irqrestore(&ag->lock, flags);
-
- schedule_delayed_work(&ag->link_work, HZ / 2);
-}
-
-void ag71xx_ar7240_start(struct ag71xx *ag)
-{
- struct ar7240sw *as = ag->phy_priv;
-
- ar7240sw_reset(as);
-
- ag->speed = SPEED_1000;
- ag->duplex = 1;
-
- ar7240_set_addr(as, ag->dev->dev_addr);
- ar7240_hw_apply(&as->swdev);
-
- schedule_delayed_work(&ag->link_work, HZ / 10);
-}
-
-void ag71xx_ar7240_stop(struct ag71xx *ag)
-{
- cancel_delayed_work_sync(&ag->link_work);
-}
-
-int __devinit ag71xx_ar7240_init(struct ag71xx *ag)
-{
- struct ar7240sw *as;
-
- as = ar7240_probe(ag);
- if (!as)
- return -ENODEV;
-
- ag->phy_priv = as;
- ar7240sw_reset(as);
-
- rwlock_init(&as->stats_lock);
- INIT_DELAYED_WORK(&ag->link_work, link_function);
-
- return 0;
-}
-
-void ag71xx_ar7240_cleanup(struct ag71xx *ag)
-{
- struct ar7240sw *as = ag->phy_priv;
-
- if (!as)
- return;
-
- unregister_switch(&as->swdev);
- kfree(as);
- ag->phy_priv = NULL;
-}
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar8216.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar8216.c
deleted file mode 100644
index 7ec43b722..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ar8216.c
+++ /dev/null
@@ -1,44 +0,0 @@
-/*
- * Atheros AR71xx built-in ethernet mac driver
- * Special support for the Atheros ar8216 switch chip
- *
- * Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
- *
- * Based on Atheros' AG7100 driver
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include "ag71xx.h"
-
-#define AR8216_PACKET_TYPE_MASK 0xf
-#define AR8216_PACKET_TYPE_NORMAL 0
-
-#define AR8216_HEADER_LEN 2
-
-void ag71xx_add_ar8216_header(struct ag71xx *ag, struct sk_buff *skb)
-{
- skb_push(skb, AR8216_HEADER_LEN);
- skb->data[0] = 0x10;
- skb->data[1] = 0x80;
-}
-
-int ag71xx_remove_ar8216_header(struct ag71xx *ag, struct sk_buff *skb,
- int pktlen)
-{
- u8 type;
-
- type = skb->data[1] & AR8216_PACKET_TYPE_MASK;
- switch (type) {
- case AR8216_PACKET_TYPE_NORMAL:
- break;
-
- default:
- return -EINVAL;
- }
-
- skb_pull(skb, AR8216_HEADER_LEN);
- return 0;
-}
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_debugfs.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_debugfs.c
deleted file mode 100644
index 65f2be198..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_debugfs.c
+++ /dev/null
@@ -1,280 +0,0 @@
-/*
- * Atheros AR71xx built-in ethernet mac driver
- *
- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * Based on Atheros' AG7100 driver
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include <linux/debugfs.h>
-
-#include "ag71xx.h"
-
-static struct dentry *ag71xx_debugfs_root;
-
-static int ag71xx_debugfs_generic_open(struct inode *inode, struct file *file)
-{
- file->private_data = inode->i_private;
- return 0;
-}
-
-void ag71xx_debugfs_update_int_stats(struct ag71xx *ag, u32 status)
-{
- if (status)
- ag->debug.int_stats.total++;
- if (status & AG71XX_INT_TX_PS)
- ag->debug.int_stats.tx_ps++;
- if (status & AG71XX_INT_TX_UR)
- ag->debug.int_stats.tx_ur++;
- if (status & AG71XX_INT_TX_BE)
- ag->debug.int_stats.tx_be++;
- if (status & AG71XX_INT_RX_PR)
- ag->debug.int_stats.rx_pr++;
- if (status & AG71XX_INT_RX_OF)
- ag->debug.int_stats.rx_of++;
- if (status & AG71XX_INT_RX_BE)
- ag->debug.int_stats.rx_be++;
-}
-
-static ssize_t read_file_int_stats(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
-#define PR_INT_STAT(_label, _field) \
- len += snprintf(buf + len, sizeof(buf) - len, \
- "%20s: %10lu\n", _label, ag->debug.int_stats._field);
-
- struct ag71xx *ag = file->private_data;
- char buf[256];
- unsigned int len = 0;
-
- PR_INT_STAT("TX Packet Sent", tx_ps);
- PR_INT_STAT("TX Underrun", tx_ur);
- PR_INT_STAT("TX Bus Error", tx_be);
- PR_INT_STAT("RX Packet Received", rx_pr);
- PR_INT_STAT("RX Overflow", rx_of);
- PR_INT_STAT("RX Bus Error", rx_be);
- len += snprintf(buf + len, sizeof(buf) - len, "\n");
- PR_INT_STAT("Total", total);
-
- return simple_read_from_buffer(user_buf, count, ppos, buf, len);
-#undef PR_INT_STAT
-}
-
-static const struct file_operations ag71xx_fops_int_stats = {
- .open = ag71xx_debugfs_generic_open,
- .read = read_file_int_stats,
- .owner = THIS_MODULE
-};
-
-void ag71xx_debugfs_update_napi_stats(struct ag71xx *ag, int rx, int tx)
-{
- struct ag71xx_napi_stats *stats = &ag->debug.napi_stats;
-
- if (rx) {
- stats->rx_count++;
- stats->rx_packets += rx;
- if (rx <= AG71XX_NAPI_WEIGHT)
- stats->rx[rx]++;
- if (rx > stats->rx_packets_max)
- stats->rx_packets_max = rx;
- }
-
- if (tx) {
- stats->tx_count++;
- stats->tx_packets += tx;
- if (tx <= AG71XX_NAPI_WEIGHT)
- stats->tx[tx]++;
- if (tx > stats->tx_packets_max)
- stats->tx_packets_max = tx;
- }
-}
-
-static ssize_t read_file_napi_stats(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ag71xx *ag = file->private_data;
- struct ag71xx_napi_stats *stats = &ag->debug.napi_stats;
- char *buf;
- unsigned int buflen;
- unsigned int len = 0;
- unsigned long rx_avg = 0;
- unsigned long tx_avg = 0;
- int ret;
- int i;
-
- buflen = 2048;
- buf = kmalloc(buflen, GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
-
- if (stats->rx_count)
- rx_avg = stats->rx_packets / stats->rx_count;
-
- if (stats->tx_count)
- tx_avg = stats->tx_packets / stats->tx_count;
-
- len += snprintf(buf + len, buflen - len, "%3s %10s %10s\n",
- "len", "rx", "tx");
-
- for (i = 1; i <= AG71XX_NAPI_WEIGHT; i++)
- len += snprintf(buf + len, buflen - len,
- "%3d: %10lu %10lu\n",
- i, stats->rx[i], stats->tx[i]);
-
- len += snprintf(buf + len, buflen - len, "\n");
-
- len += snprintf(buf + len, buflen - len, "%3s: %10lu %10lu\n",
- "sum", stats->rx_count, stats->tx_count);
- len += snprintf(buf + len, buflen - len, "%3s: %10lu %10lu\n",
- "avg", rx_avg, tx_avg);
- len += snprintf(buf + len, buflen - len, "%3s: %10lu %10lu\n",
- "max", stats->rx_packets_max, stats->tx_packets_max);
- len += snprintf(buf + len, buflen - len, "%3s: %10lu %10lu\n",
- "pkt", stats->rx_packets, stats->tx_packets);
-
- ret = simple_read_from_buffer(user_buf, count, ppos, buf, len);
- kfree(buf);
-
- return ret;
-}
-
-static const struct file_operations ag71xx_fops_napi_stats = {
- .open = ag71xx_debugfs_generic_open,
- .read = read_file_napi_stats,
- .owner = THIS_MODULE
-};
-
-#define DESC_PRINT_LEN 64
-
-static ssize_t read_file_ring(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos,
- struct ag71xx *ag,
- struct ag71xx_ring *ring,
- unsigned desc_reg)
-{
- char *buf;
- unsigned int buflen;
- unsigned int len = 0;
- unsigned long flags;
- ssize_t ret;
- int curr;
- int dirty;
- u32 desc_hw;
- int i;
-
- buflen = (ring->size * DESC_PRINT_LEN);
- buf = kmalloc(buflen, GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
-
- len += snprintf(buf + len, buflen - len,
- "Idx ... %-8s %-8s %-8s %-8s . %-10s\n",
- "desc", "next", "data", "ctrl", "timestamp");
-
- spin_lock_irqsave(&ag->lock, flags);
-
- curr = (ring->curr % ring->size);
- dirty = (ring->dirty % ring->size);
- desc_hw = ag71xx_rr(ag, desc_reg);
- for (i = 0; i < ring->size; i++) {
- struct ag71xx_buf *ab = &ring->buf[i];
- u32 desc_dma = ((u32) ring->descs_dma) + i * ring->desc_size;
-
- len += snprintf(buf + len, buflen - len,
- "%3d %c%c%c %08x %08x %08x %08x %c %10lu\n",
- i,
- (i == curr) ? 'C' : ' ',
- (i == dirty) ? 'D' : ' ',
- (desc_hw == desc_dma) ? 'H' : ' ',
- desc_dma,
- ab->desc->next,
- ab->desc->data,
- ab->desc->ctrl,
- (ab->desc->ctrl & DESC_EMPTY) ? 'E' : '*',
- ab->timestamp);
- }
-
- spin_unlock_irqrestore(&ag->lock, flags);
-
- ret = simple_read_from_buffer(user_buf, count, ppos, buf, len);
- kfree(buf);
-
- return ret;
-}
-
-static ssize_t read_file_tx_ring(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ag71xx *ag = file->private_data;
-
- return read_file_ring(file, user_buf, count, ppos, ag, &ag->tx_ring,
- AG71XX_REG_TX_DESC);
-}
-
-static const struct file_operations ag71xx_fops_tx_ring = {
- .open = ag71xx_debugfs_generic_open,
- .read = read_file_tx_ring,
- .owner = THIS_MODULE
-};
-
-static ssize_t read_file_rx_ring(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ag71xx *ag = file->private_data;
-
- return read_file_ring(file, user_buf, count, ppos, ag, &ag->rx_ring,
- AG71XX_REG_RX_DESC);
-}
-
-static const struct file_operations ag71xx_fops_rx_ring = {
- .open = ag71xx_debugfs_generic_open,
- .read = read_file_rx_ring,
- .owner = THIS_MODULE
-};
-
-void ag71xx_debugfs_exit(struct ag71xx *ag)
-{
- debugfs_remove_recursive(ag->debug.debugfs_dir);
-}
-
-int ag71xx_debugfs_init(struct ag71xx *ag)
-{
- ag->debug.debugfs_dir = debugfs_create_dir(ag->dev->name,
- ag71xx_debugfs_root);
- if (!ag->debug.debugfs_dir)
- return -ENOMEM;
-
- debugfs_create_file("int_stats", S_IRUGO, ag->debug.debugfs_dir,
- ag, &ag71xx_fops_int_stats);
- debugfs_create_file("napi_stats", S_IRUGO, ag->debug.debugfs_dir,
- ag, &ag71xx_fops_napi_stats);
- debugfs_create_file("tx_ring", S_IRUGO, ag->debug.debugfs_dir,
- ag, &ag71xx_fops_tx_ring);
- debugfs_create_file("rx_ring", S_IRUGO, ag->debug.debugfs_dir,
- ag, &ag71xx_fops_rx_ring);
-
- return 0;
-}
-
-int ag71xx_debugfs_root_init(void)
-{
- if (ag71xx_debugfs_root)
- return -EBUSY;
-
- ag71xx_debugfs_root = debugfs_create_dir(KBUILD_MODNAME, NULL);
- if (!ag71xx_debugfs_root)
- return -ENOENT;
-
- return 0;
-}
-
-void ag71xx_debugfs_root_exit(void)
-{
- debugfs_remove(ag71xx_debugfs_root);
- ag71xx_debugfs_root = NULL;
-}
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ethtool.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ethtool.c
deleted file mode 100644
index 498fbed1f..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_ethtool.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Atheros AR71xx built-in ethernet mac driver
- *
- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * Based on Atheros' AG7100 driver
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include "ag71xx.h"
-
-static int ag71xx_ethtool_get_settings(struct net_device *dev,
- struct ethtool_cmd *cmd)
-{
- struct ag71xx *ag = netdev_priv(dev);
- struct phy_device *phydev = ag->phy_dev;
-
- if (!phydev)
- return -ENODEV;
-
- return phy_ethtool_gset(phydev, cmd);
-}
-
-static int ag71xx_ethtool_set_settings(struct net_device *dev,
- struct ethtool_cmd *cmd)
-{
- struct ag71xx *ag = netdev_priv(dev);
- struct phy_device *phydev = ag->phy_dev;
-
- if (!phydev)
- return -ENODEV;
-
- return phy_ethtool_sset(phydev, cmd);
-}
-
-static void ag71xx_ethtool_get_drvinfo(struct net_device *dev,
- struct ethtool_drvinfo *info)
-{
- struct ag71xx *ag = netdev_priv(dev);
-
- strcpy(info->driver, ag->pdev->dev.driver->name);
- strcpy(info->version, AG71XX_DRV_VERSION);
- strcpy(info->bus_info, dev_name(&ag->pdev->dev));
-}
-
-static u32 ag71xx_ethtool_get_msglevel(struct net_device *dev)
-{
- struct ag71xx *ag = netdev_priv(dev);
-
- return ag->msg_enable;
-}
-
-static void ag71xx_ethtool_set_msglevel(struct net_device *dev, u32 msg_level)
-{
- struct ag71xx *ag = netdev_priv(dev);
-
- ag->msg_enable = msg_level;
-}
-
-static void ag71xx_ethtool_get_ringparam(struct net_device *dev,
- struct ethtool_ringparam *er)
-{
- struct ag71xx *ag = netdev_priv(dev);
-
- er->tx_max_pending = AG71XX_TX_RING_SIZE_MAX;
- er->rx_max_pending = AG71XX_RX_RING_SIZE_MAX;
- er->rx_mini_max_pending = 0;
- er->rx_jumbo_max_pending = 0;
-
- er->tx_pending = ag->tx_ring.size;
- er->rx_pending = ag->rx_ring.size;
- er->rx_mini_pending = 0;
- er->rx_jumbo_pending = 0;
-}
-
-static int ag71xx_ethtool_set_ringparam(struct net_device *dev,
- struct ethtool_ringparam *er)
-{
- struct ag71xx *ag = netdev_priv(dev);
- unsigned tx_size;
- unsigned rx_size;
- int err;
-
- if (er->rx_mini_pending != 0||
- er->rx_jumbo_pending != 0 ||
- er->rx_pending == 0 ||
- er->tx_pending == 0)
- return -EINVAL;
-
- tx_size = er->tx_pending < AG71XX_TX_RING_SIZE_MAX ?
- er->tx_pending : AG71XX_TX_RING_SIZE_MAX;
-
- rx_size = er->rx_pending < AG71XX_RX_RING_SIZE_MAX ?
- er->rx_pending : AG71XX_RX_RING_SIZE_MAX;
-
- if (netif_running(dev)) {
- err = dev->netdev_ops->ndo_stop(dev);
- if (err)
- return err;
- }
-
- ag->tx_ring.size = tx_size;
- ag->rx_ring.size = rx_size;
-
- if (netif_running(dev))
- err = dev->netdev_ops->ndo_open(dev);
-
- return err;
-}
-
-struct ethtool_ops ag71xx_ethtool_ops = {
- .set_settings = ag71xx_ethtool_set_settings,
- .get_settings = ag71xx_ethtool_get_settings,
- .get_drvinfo = ag71xx_ethtool_get_drvinfo,
- .get_msglevel = ag71xx_ethtool_get_msglevel,
- .set_msglevel = ag71xx_ethtool_set_msglevel,
- .get_ringparam = ag71xx_ethtool_get_ringparam,
- .set_ringparam = ag71xx_ethtool_set_ringparam,
- .get_link = ethtool_op_get_link,
-};
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c
deleted file mode 100644
index 3ebf4b171..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_main.c
+++ /dev/null
@@ -1,1265 +0,0 @@
-/*
- * Atheros AR71xx built-in ethernet mac driver
- *
- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * Based on Atheros' AG7100 driver
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include "ag71xx.h"
-
-#define AG71XX_DEFAULT_MSG_ENABLE \
- (NETIF_MSG_DRV \
- | NETIF_MSG_PROBE \
- | NETIF_MSG_LINK \
- | NETIF_MSG_TIMER \
- | NETIF_MSG_IFDOWN \
- | NETIF_MSG_IFUP \
- | NETIF_MSG_RX_ERR \
- | NETIF_MSG_TX_ERR)
-
-static int ag71xx_msg_level = -1;
-
-module_param_named(msg_level, ag71xx_msg_level, int, 0);
-MODULE_PARM_DESC(msg_level, "Message level (-1=defaults,0=none,...,16=all)");
-
-static void ag71xx_dump_dma_regs(struct ag71xx *ag)
-{
- DBG("%s: dma_tx_ctrl=%08x, dma_tx_desc=%08x, dma_tx_status=%08x\n",
- ag->dev->name,
- ag71xx_rr(ag, AG71XX_REG_TX_CTRL),
- ag71xx_rr(ag, AG71XX_REG_TX_DESC),
- ag71xx_rr(ag, AG71XX_REG_TX_STATUS));
-
- DBG("%s: dma_rx_ctrl=%08x, dma_rx_desc=%08x, dma_rx_status=%08x\n",
- ag->dev->name,
- ag71xx_rr(ag, AG71XX_REG_RX_CTRL),
- ag71xx_rr(ag, AG71XX_REG_RX_DESC),
- ag71xx_rr(ag, AG71XX_REG_RX_STATUS));
-}
-
-static void ag71xx_dump_regs(struct ag71xx *ag)
-{
- DBG("%s: mac_cfg1=%08x, mac_cfg2=%08x, ipg=%08x, hdx=%08x, mfl=%08x\n",
- ag->dev->name,
- ag71xx_rr(ag, AG71XX_REG_MAC_CFG1),
- ag71xx_rr(ag, AG71XX_REG_MAC_CFG2),
- ag71xx_rr(ag, AG71XX_REG_MAC_IPG),
- ag71xx_rr(ag, AG71XX_REG_MAC_HDX),
- ag71xx_rr(ag, AG71XX_REG_MAC_MFL));
- DBG("%s: mac_ifctl=%08x, mac_addr1=%08x, mac_addr2=%08x\n",
- ag->dev->name,
- ag71xx_rr(ag, AG71XX_REG_MAC_IFCTL),
- ag71xx_rr(ag, AG71XX_REG_MAC_ADDR1),
- ag71xx_rr(ag, AG71XX_REG_MAC_ADDR2));
- DBG("%s: fifo_cfg0=%08x, fifo_cfg1=%08x, fifo_cfg2=%08x\n",
- ag->dev->name,
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG0),
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG1),
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG2));
- DBG("%s: fifo_cfg3=%08x, fifo_cfg4=%08x, fifo_cfg5=%08x\n",
- ag->dev->name,
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG3),
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG4),
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG5));
-}
-
-static inline void ag71xx_dump_intr(struct ag71xx *ag, char *label, u32 intr)
-{
- DBG("%s: %s intr=%08x %s%s%s%s%s%s\n",
- ag->dev->name, label, intr,
- (intr & AG71XX_INT_TX_PS) ? "TXPS " : "",
- (intr & AG71XX_INT_TX_UR) ? "TXUR " : "",
- (intr & AG71XX_INT_TX_BE) ? "TXBE " : "",
- (intr & AG71XX_INT_RX_PR) ? "RXPR " : "",
- (intr & AG71XX_INT_RX_OF) ? "RXOF " : "",
- (intr & AG71XX_INT_RX_BE) ? "RXBE " : "");
-}
-
-static void ag71xx_ring_free(struct ag71xx_ring *ring)
-{
- kfree(ring->buf);
-
- if (ring->descs_cpu)
- dma_free_coherent(NULL, ring->size * ring->desc_size,
- ring->descs_cpu, ring->descs_dma);
-}
-
-static int ag71xx_ring_alloc(struct ag71xx_ring *ring)
-{
- int err;
- int i;
-
- ring->desc_size = sizeof(struct ag71xx_desc);
- if (ring->desc_size % cache_line_size()) {
- DBG("ag71xx: ring %p, desc size %u rounded to %u\n",
- ring, ring->desc_size,
- roundup(ring->desc_size, cache_line_size()));
- ring->desc_size = roundup(ring->desc_size, cache_line_size());
- }
-
- ring->descs_cpu = dma_alloc_coherent(NULL, ring->size * ring->desc_size,
- &ring->descs_dma, GFP_ATOMIC);
- if (!ring->descs_cpu) {
- err = -ENOMEM;
- goto err;
- }
-
-
- ring->buf = kzalloc(ring->size * sizeof(*ring->buf), GFP_KERNEL);
- if (!ring->buf) {
- err = -ENOMEM;
- goto err;
- }
-
- for (i = 0; i < ring->size; i++) {
- int idx = i * ring->desc_size;
- ring->buf[i].desc = (struct ag71xx_desc *)&ring->descs_cpu[idx];
- DBG("ag71xx: ring %p, desc %d at %p\n",
- ring, i, ring->buf[i].desc);
- }
-
- return 0;
-
-err:
- return err;
-}
-
-static void ag71xx_ring_tx_clean(struct ag71xx *ag)
-{
- struct ag71xx_ring *ring = &ag->tx_ring;
- struct net_device *dev = ag->dev;
-
- while (ring->curr != ring->dirty) {
- u32 i = ring->dirty % ring->size;
-
- if (!ag71xx_desc_empty(ring->buf[i].desc)) {
- ring->buf[i].desc->ctrl = 0;
- dev->stats.tx_errors++;
- }
-
- if (ring->buf[i].skb)
- dev_kfree_skb_any(ring->buf[i].skb);
-
- ring->buf[i].skb = NULL;
-
- ring->dirty++;
- }
-
- /* flush descriptors */
- wmb();
-
-}
-
-static void ag71xx_ring_tx_init(struct ag71xx *ag)
-{
- struct ag71xx_ring *ring = &ag->tx_ring;
- int i;
-
- for (i = 0; i < ring->size; i++) {
- ring->buf[i].desc->next = (u32) (ring->descs_dma +
- ring->desc_size * ((i + 1) % ring->size));
-
- ring->buf[i].desc->ctrl = DESC_EMPTY;
- ring->buf[i].skb = NULL;
- }
-
- /* flush descriptors */
- wmb();
-
- ring->curr = 0;
- ring->dirty = 0;
-}
-
-static void ag71xx_ring_rx_clean(struct ag71xx *ag)
-{
- struct ag71xx_ring *ring = &ag->rx_ring;
- int i;
-
- if (!ring->buf)
- return;
-
- for (i = 0; i < ring->size; i++)
- if (ring->buf[i].skb) {
- dma_unmap_single(&ag->dev->dev, ring->buf[i].dma_addr,
- AG71XX_RX_PKT_SIZE, DMA_FROM_DEVICE);
- kfree_skb(ring->buf[i].skb);
- }
-}
-
-static int ag71xx_rx_reserve(struct ag71xx *ag)
-{
- int reserve = 0;
-
- if (ag71xx_get_pdata(ag)->is_ar724x) {
- if (!ag71xx_has_ar8216(ag))
- reserve = 2;
-
- if (ag->phy_dev)
- reserve += 4 - (ag->phy_dev->pkt_align % 4);
-
- reserve %= 4;
- }
-
- return reserve + AG71XX_RX_PKT_RESERVE;
-}
-
-
-static int ag71xx_ring_rx_init(struct ag71xx *ag)
-{
- struct ag71xx_ring *ring = &ag->rx_ring;
- unsigned int reserve = ag71xx_rx_reserve(ag);
- unsigned int i;
- int ret;
-
- ret = 0;
- for (i = 0; i < ring->size; i++) {
- ring->buf[i].desc->next = (u32) (ring->descs_dma +
- ring->desc_size * ((i + 1) % ring->size));
-
- DBG("ag71xx: RX desc at %p, next is %08x\n",
- ring->buf[i].desc,
- ring->buf[i].desc->next);
- }
-
- for (i = 0; i < ring->size; i++) {
- struct sk_buff *skb;
- dma_addr_t dma_addr;
-
- skb = dev_alloc_skb(AG71XX_RX_PKT_SIZE + reserve);
- if (!skb) {
- ret = -ENOMEM;
- break;
- }
-
- skb->dev = ag->dev;
- skb_reserve(skb, reserve);
-
- dma_addr = dma_map_single(&ag->dev->dev, skb->data,
- AG71XX_RX_PKT_SIZE,
- DMA_FROM_DEVICE);
- ring->buf[i].skb = skb;
- ring->buf[i].dma_addr = dma_addr;
- ring->buf[i].desc->data = (u32) dma_addr;
- ring->buf[i].desc->ctrl = DESC_EMPTY;
- }
-
- /* flush descriptors */
- wmb();
-
- ring->curr = 0;
- ring->dirty = 0;
-
- return ret;
-}
-
-static int ag71xx_ring_rx_refill(struct ag71xx *ag)
-{
- struct ag71xx_ring *ring = &ag->rx_ring;
- unsigned int reserve = ag71xx_rx_reserve(ag);
- unsigned int count;
-
- count = 0;
- for (; ring->curr - ring->dirty > 0; ring->dirty++) {
- unsigned int i;
-
- i = ring->dirty % ring->size;
-
- if (ring->buf[i].skb == NULL) {
- dma_addr_t dma_addr;
- struct sk_buff *skb;
-
- skb = dev_alloc_skb(AG71XX_RX_PKT_SIZE + reserve);
- if (skb == NULL)
- break;
-
- skb_reserve(skb, reserve);
- skb->dev = ag->dev;
-
- dma_addr = dma_map_single(&ag->dev->dev, skb->data,
- AG71XX_RX_PKT_SIZE,
- DMA_FROM_DEVICE);
-
- ring->buf[i].skb = skb;
- ring->buf[i].dma_addr = dma_addr;
- ring->buf[i].desc->data = (u32) dma_addr;
- }
-
- ring->buf[i].desc->ctrl = DESC_EMPTY;
- count++;
- }
-
- /* flush descriptors */
- wmb();
-
- DBG("%s: %u rx descriptors refilled\n", ag->dev->name, count);
-
- return count;
-}
-
-static int ag71xx_rings_init(struct ag71xx *ag)
-{
- int ret;
-
- ret = ag71xx_ring_alloc(&ag->tx_ring);
- if (ret)
- return ret;
-
- ag71xx_ring_tx_init(ag);
-
- ret = ag71xx_ring_alloc(&ag->rx_ring);
- if (ret)
- return ret;
-
- ret = ag71xx_ring_rx_init(ag);
- return ret;
-}
-
-static void ag71xx_rings_cleanup(struct ag71xx *ag)
-{
- ag71xx_ring_rx_clean(ag);
- ag71xx_ring_free(&ag->rx_ring);
-
- ag71xx_ring_tx_clean(ag);
- ag71xx_ring_free(&ag->tx_ring);
-}
-
-static unsigned char *ag71xx_speed_str(struct ag71xx *ag)
-{
- switch (ag->speed) {
- case SPEED_1000:
- return "1000";
- case SPEED_100:
- return "100";
- case SPEED_10:
- return "10";
- }
-
- return "?";
-}
-
-static void ag71xx_hw_set_macaddr(struct ag71xx *ag, unsigned char *mac)
-{
- u32 t;
-
- t = (((u32) mac[5]) << 24) | (((u32) mac[4]) << 16)
- | (((u32) mac[3]) << 8) | ((u32) mac[2]);
-
- ag71xx_wr(ag, AG71XX_REG_MAC_ADDR1, t);
-
- t = (((u32) mac[1]) << 24) | (((u32) mac[0]) << 16);
- ag71xx_wr(ag, AG71XX_REG_MAC_ADDR2, t);
-}
-
-static void ag71xx_dma_reset(struct ag71xx *ag)
-{
- u32 val;
- int i;
-
- ag71xx_dump_dma_regs(ag);
-
- /* stop RX and TX */
- ag71xx_wr(ag, AG71XX_REG_RX_CTRL, 0);
- ag71xx_wr(ag, AG71XX_REG_TX_CTRL, 0);
-
- /*
- * give the hardware some time to really stop all rx/tx activity
- * clearing the descriptors too early causes random memory corruption
- */
- mdelay(1);
-
- /* clear descriptor addresses */
- ag71xx_wr(ag, AG71XX_REG_TX_DESC, ag->stop_desc_dma);
- ag71xx_wr(ag, AG71XX_REG_RX_DESC, ag->stop_desc_dma);
-
- /* clear pending RX/TX interrupts */
- for (i = 0; i < 256; i++) {
- ag71xx_wr(ag, AG71XX_REG_RX_STATUS, RX_STATUS_PR);
- ag71xx_wr(ag, AG71XX_REG_TX_STATUS, TX_STATUS_PS);
- }
-
- /* clear pending errors */
- ag71xx_wr(ag, AG71XX_REG_RX_STATUS, RX_STATUS_BE | RX_STATUS_OF);
- ag71xx_wr(ag, AG71XX_REG_TX_STATUS, TX_STATUS_BE | TX_STATUS_UR);
-
- val = ag71xx_rr(ag, AG71XX_REG_RX_STATUS);
- if (val)
- printk(KERN_ALERT "%s: unable to clear DMA Rx status: %08x\n",
- ag->dev->name, val);
-
- val = ag71xx_rr(ag, AG71XX_REG_TX_STATUS);
-
- /* mask out reserved bits */
- val &= ~0xff000000;
-
- if (val)
- printk(KERN_ALERT "%s: unable to clear DMA Tx status: %08x\n",
- ag->dev->name, val);
-
- ag71xx_dump_dma_regs(ag);
-}
-
-#define MAC_CFG1_INIT (MAC_CFG1_RXE | MAC_CFG1_TXE | \
- MAC_CFG1_SRX | MAC_CFG1_STX)
-
-#define FIFO_CFG0_INIT (FIFO_CFG0_ALL << FIFO_CFG0_ENABLE_SHIFT)
-
-#define FIFO_CFG4_INIT (FIFO_CFG4_DE | FIFO_CFG4_DV | FIFO_CFG4_FC | \
- FIFO_CFG4_CE | FIFO_CFG4_CR | FIFO_CFG4_LM | \
- FIFO_CFG4_LO | FIFO_CFG4_OK | FIFO_CFG4_MC | \
- FIFO_CFG4_BC | FIFO_CFG4_DR | FIFO_CFG4_LE | \
- FIFO_CFG4_CF | FIFO_CFG4_PF | FIFO_CFG4_UO | \
- FIFO_CFG4_VT)
-
-#define FIFO_CFG5_INIT (FIFO_CFG5_DE | FIFO_CFG5_DV | FIFO_CFG5_FC | \
- FIFO_CFG5_CE | FIFO_CFG5_LO | FIFO_CFG5_OK | \
- FIFO_CFG5_MC | FIFO_CFG5_BC | FIFO_CFG5_DR | \
- FIFO_CFG5_CF | FIFO_CFG5_PF | FIFO_CFG5_VT | \
- FIFO_CFG5_LE | FIFO_CFG5_FT | FIFO_CFG5_16 | \
- FIFO_CFG5_17 | FIFO_CFG5_SF)
-
-static void ag71xx_hw_stop(struct ag71xx *ag)
-{
- /* disable all interrupts and stop the rx/tx engine */
- ag71xx_wr(ag, AG71XX_REG_INT_ENABLE, 0);
- ag71xx_wr(ag, AG71XX_REG_RX_CTRL, 0);
- ag71xx_wr(ag, AG71XX_REG_TX_CTRL, 0);
-}
-
-static void ag71xx_hw_setup(struct ag71xx *ag)
-{
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
-
- /* setup MAC configuration registers */
- ag71xx_wr(ag, AG71XX_REG_MAC_CFG1, MAC_CFG1_INIT);
-
- ag71xx_sb(ag, AG71XX_REG_MAC_CFG2,
- MAC_CFG2_PAD_CRC_EN | MAC_CFG2_LEN_CHECK);
-
- /* setup max frame length */
- ag71xx_wr(ag, AG71XX_REG_MAC_MFL, AG71XX_TX_MTU_LEN);
-
- /* setup FIFO configuration registers */
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG0, FIFO_CFG0_INIT);
- if (pdata->is_ar724x) {
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG1, pdata->fifo_cfg1);
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG2, pdata->fifo_cfg2);
- } else {
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG1, 0x0fff0000);
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG2, 0x00001fff);
- }
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG4, FIFO_CFG4_INIT);
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG5, FIFO_CFG5_INIT);
-}
-
-static void ag71xx_hw_init(struct ag71xx *ag)
-{
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
- u32 reset_mask = pdata->reset_bit;
-
- ag71xx_hw_stop(ag);
-
- if (pdata->is_ar724x) {
- u32 reset_phy = reset_mask;
-
- reset_phy &= RESET_MODULE_GE0_PHY | RESET_MODULE_GE1_PHY;
- reset_mask &= ~(RESET_MODULE_GE0_PHY | RESET_MODULE_GE1_PHY);
-
- ar71xx_device_stop(reset_phy);
- mdelay(50);
- ar71xx_device_start(reset_phy);
- mdelay(200);
- }
-
- ag71xx_sb(ag, AG71XX_REG_MAC_CFG1, MAC_CFG1_SR);
- udelay(20);
-
- ar71xx_device_stop(reset_mask);
- mdelay(100);
- ar71xx_device_start(reset_mask);
- mdelay(200);
-
- ag71xx_hw_setup(ag);
-
- ag71xx_dma_reset(ag);
-}
-
-static void ag71xx_fast_reset(struct ag71xx *ag)
-{
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
- struct net_device *dev = ag->dev;
- u32 reset_mask = pdata->reset_bit;
- u32 rx_ds, tx_ds;
- u32 mii_reg;
-
- reset_mask &= RESET_MODULE_GE0_MAC | RESET_MODULE_GE1_MAC;
-
- mii_reg = ag71xx_rr(ag, AG71XX_REG_MII_CFG);
- rx_ds = ag71xx_rr(ag, AG71XX_REG_RX_DESC);
- tx_ds = ag71xx_rr(ag, AG71XX_REG_TX_DESC);
-
- ar71xx_device_stop(reset_mask);
- udelay(10);
- ar71xx_device_start(reset_mask);
- udelay(10);
-
- ag71xx_dma_reset(ag);
- ag71xx_hw_setup(ag);
-
- ag71xx_wr(ag, AG71XX_REG_RX_DESC, rx_ds);
- ag71xx_wr(ag, AG71XX_REG_TX_DESC, tx_ds);
- ag71xx_wr(ag, AG71XX_REG_MII_CFG, mii_reg);
-
- ag71xx_hw_set_macaddr(ag, dev->dev_addr);
-}
-
-static void ag71xx_hw_start(struct ag71xx *ag)
-{
- /* start RX engine */
- ag71xx_wr(ag, AG71XX_REG_RX_CTRL, RX_CTRL_RXE);
-
- /* enable interrupts */
- ag71xx_wr(ag, AG71XX_REG_INT_ENABLE, AG71XX_INT_INIT);
-}
-
-void ag71xx_link_adjust(struct ag71xx *ag)
-{
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
- u32 cfg2;
- u32 ifctl;
- u32 fifo5;
-
- if (!ag->link) {
- ag71xx_hw_stop(ag);
- netif_carrier_off(ag->dev);
- if (netif_msg_link(ag))
- printk(KERN_INFO "%s: link down\n", ag->dev->name);
- return;
- }
-
- if (pdata->is_ar724x)
- ag71xx_fast_reset(ag);
-
- cfg2 = ag71xx_rr(ag, AG71XX_REG_MAC_CFG2);
- cfg2 &= ~(MAC_CFG2_IF_1000 | MAC_CFG2_IF_10_100 | MAC_CFG2_FDX);
- cfg2 |= (ag->duplex) ? MAC_CFG2_FDX : 0;
-
- ifctl = ag71xx_rr(ag, AG71XX_REG_MAC_IFCTL);
- ifctl &= ~(MAC_IFCTL_SPEED);
-
- fifo5 = ag71xx_rr(ag, AG71XX_REG_FIFO_CFG5);
- fifo5 &= ~FIFO_CFG5_BM;
-
- switch (ag->speed) {
- case SPEED_1000:
- cfg2 |= MAC_CFG2_IF_1000;
- fifo5 |= FIFO_CFG5_BM;
- break;
- case SPEED_100:
- cfg2 |= MAC_CFG2_IF_10_100;
- ifctl |= MAC_IFCTL_SPEED;
- break;
- case SPEED_10:
- cfg2 |= MAC_CFG2_IF_10_100;
- break;
- default:
- BUG();
- return;
- }
-
- if (pdata->is_ar91xx)
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG3, 0x00780fff);
- else if (pdata->is_ar724x)
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG3, pdata->fifo_cfg3);
- else
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG3, 0x008001ff);
-
- if (pdata->set_speed)
- pdata->set_speed(ag->speed);
-
- ag71xx_wr(ag, AG71XX_REG_MAC_CFG2, cfg2);
- ag71xx_wr(ag, AG71XX_REG_FIFO_CFG5, fifo5);
- ag71xx_wr(ag, AG71XX_REG_MAC_IFCTL, ifctl);
- ag71xx_hw_start(ag);
-
- netif_carrier_on(ag->dev);
- if (netif_msg_link(ag))
- printk(KERN_INFO "%s: link up (%sMbps/%s duplex)\n",
- ag->dev->name,
- ag71xx_speed_str(ag),
- (DUPLEX_FULL == ag->duplex) ? "Full" : "Half");
-
- DBG("%s: fifo_cfg0=%#x, fifo_cfg1=%#x, fifo_cfg2=%#x\n",
- ag->dev->name,
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG0),
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG1),
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG2));
-
- DBG("%s: fifo_cfg3=%#x, fifo_cfg4=%#x, fifo_cfg5=%#x\n",
- ag->dev->name,
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG3),
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG4),
- ag71xx_rr(ag, AG71XX_REG_FIFO_CFG5));
-
- DBG("%s: mac_cfg2=%#x, mac_ifctl=%#x, mii_ctrl=%#x\n",
- ag->dev->name,
- ag71xx_rr(ag, AG71XX_REG_MAC_CFG2),
- ag71xx_rr(ag, AG71XX_REG_MAC_IFCTL),
- ag71xx_mii_ctrl_rr(ag));
-}
-
-static int ag71xx_open(struct net_device *dev)
-{
- struct ag71xx *ag = netdev_priv(dev);
- int ret;
-
- ret = ag71xx_rings_init(ag);
- if (ret)
- goto err;
-
- napi_enable(&ag->napi);
-
- netif_carrier_off(dev);
- ag71xx_phy_start(ag);
-
- ag71xx_wr(ag, AG71XX_REG_TX_DESC, ag->tx_ring.descs_dma);
- ag71xx_wr(ag, AG71XX_REG_RX_DESC, ag->rx_ring.descs_dma);
-
- ag71xx_hw_set_macaddr(ag, dev->dev_addr);
-
- netif_start_queue(dev);
-
- return 0;
-
-err:
- ag71xx_rings_cleanup(ag);
- return ret;
-}
-
-static int ag71xx_stop(struct net_device *dev)
-{
- struct ag71xx *ag = netdev_priv(dev);
- unsigned long flags;
-
- netif_carrier_off(dev);
- ag71xx_phy_stop(ag);
-
- spin_lock_irqsave(&ag->lock, flags);
-
- netif_stop_queue(dev);
-
- ag71xx_hw_stop(ag);
- ag71xx_dma_reset(ag);
-
- napi_disable(&ag->napi);
- del_timer_sync(&ag->oom_timer);
-
- spin_unlock_irqrestore(&ag->lock, flags);
-
- ag71xx_rings_cleanup(ag);
-
- return 0;
-}
-
-static netdev_tx_t ag71xx_hard_start_xmit(struct sk_buff *skb,
- struct net_device *dev)
-{
- struct ag71xx *ag = netdev_priv(dev);
- struct ag71xx_ring *ring = &ag->tx_ring;
- struct ag71xx_desc *desc;
- dma_addr_t dma_addr;
- int i;
-
- i = ring->curr % ring->size;
- desc = ring->buf[i].desc;
-
- if (!ag71xx_desc_empty(desc))
- goto err_drop;
-
- if (ag71xx_has_ar8216(ag))
- ag71xx_add_ar8216_header(ag, skb);
-
- if (skb->len <= 0) {
- DBG("%s: packet len is too small\n", ag->dev->name);
- goto err_drop;
- }
-
- dma_addr = dma_map_single(&dev->dev, skb->data, skb->len,
- DMA_TO_DEVICE);
-
- ring->buf[i].skb = skb;
- ring->buf[i].timestamp = jiffies;
-
- /* setup descriptor fields */
- desc->data = (u32) dma_addr;
- desc->ctrl = (skb->len & DESC_PKTLEN_M);
-
- /* flush descriptor */
- wmb();
-
- ring->curr++;
- if (ring->curr == (ring->dirty + ring->size)) {
- DBG("%s: tx queue full\n", ag->dev->name);
- netif_stop_queue(dev);
- }
-
- DBG("%s: packet injected into TX queue\n", ag->dev->name);
-
- /* enable TX engine */
- ag71xx_wr(ag, AG71XX_REG_TX_CTRL, TX_CTRL_TXE);
-
- return NETDEV_TX_OK;
-
-err_drop:
- dev->stats.tx_dropped++;
-
- dev_kfree_skb(skb);
- return NETDEV_TX_OK;
-}
-
-static int ag71xx_do_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
-{
- struct ag71xx *ag = netdev_priv(dev);
- int ret;
-
- switch (cmd) {
- case SIOCETHTOOL:
- if (ag->phy_dev == NULL)
- break;
-
- spin_lock_irq(&ag->lock);
- ret = phy_ethtool_ioctl(ag->phy_dev, (void *) ifr->ifr_data);
- spin_unlock_irq(&ag->lock);
- return ret;
-
- case SIOCSIFHWADDR:
- if (copy_from_user
- (dev->dev_addr, ifr->ifr_data, sizeof(dev->dev_addr)))
- return -EFAULT;
- return 0;
-
- case SIOCGIFHWADDR:
- if (copy_to_user
- (ifr->ifr_data, dev->dev_addr, sizeof(dev->dev_addr)))
- return -EFAULT;
- return 0;
-
- case SIOCGMIIPHY:
- case SIOCGMIIREG:
- case SIOCSMIIREG:
- if (ag->phy_dev == NULL)
- break;
-
- return phy_mii_ioctl(ag->phy_dev, ifr, cmd);
-
- default:
- break;
- }
-
- return -EOPNOTSUPP;
-}
-
-static void ag71xx_oom_timer_handler(unsigned long data)
-{
- struct net_device *dev = (struct net_device *) data;
- struct ag71xx *ag = netdev_priv(dev);
-
- napi_schedule(&ag->napi);
-}
-
-static void ag71xx_tx_timeout(struct net_device *dev)
-{
- struct ag71xx *ag = netdev_priv(dev);
-
- if (netif_msg_tx_err(ag))
- printk(KERN_DEBUG "%s: tx timeout\n", ag->dev->name);
-
- schedule_work(&ag->restart_work);
-}
-
-static void ag71xx_restart_work_func(struct work_struct *work)
-{
- struct ag71xx *ag = container_of(work, struct ag71xx, restart_work);
-
- if (ag71xx_get_pdata(ag)->is_ar724x) {
- ag->link = 0;
- ag71xx_link_adjust(ag);
- return;
- }
-
- ag71xx_stop(ag->dev);
- ag71xx_open(ag->dev);
-}
-
-static bool ag71xx_check_dma_stuck(struct ag71xx *ag, unsigned long timestamp)
-{
- u32 rx_sm, tx_sm, rx_fd;
-
- if (likely(time_before(jiffies, timestamp + HZ/10)))
- return false;
-
- if (!netif_carrier_ok(ag->dev))
- return false;
-
- rx_sm = ag71xx_rr(ag, AG71XX_REG_RX_SM);
- if ((rx_sm & 0x7) == 0x3 && ((rx_sm >> 4) & 0x7) == 0x6)
- return true;
-
- tx_sm = ag71xx_rr(ag, AG71XX_REG_TX_SM);
- rx_fd = ag71xx_rr(ag, AG71XX_REG_FIFO_DEPTH);
- if (((tx_sm >> 4) & 0x7) == 0 && ((rx_sm & 0x7) == 0) &&
- ((rx_sm >> 4) & 0x7) == 0 && rx_fd == 0)
- return true;
-
- return false;
-}
-
-static int ag71xx_tx_packets(struct ag71xx *ag)
-{
- struct ag71xx_ring *ring = &ag->tx_ring;
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
- int sent;
-
- DBG("%s: processing TX ring\n", ag->dev->name);
-
- sent = 0;
- while (ring->dirty != ring->curr) {
- unsigned int i = ring->dirty % ring->size;
- struct ag71xx_desc *desc = ring->buf[i].desc;
- struct sk_buff *skb = ring->buf[i].skb;
-
- if (!ag71xx_desc_empty(desc)) {
- if (pdata->is_ar7240 &&
- ag71xx_check_dma_stuck(ag, ring->buf[i].timestamp))
- schedule_work(&ag->restart_work);
- break;
- }
-
- ag71xx_wr(ag, AG71XX_REG_TX_STATUS, TX_STATUS_PS);
-
- ag->dev->stats.tx_bytes += skb->len;
- ag->dev->stats.tx_packets++;
-
- dev_kfree_skb_any(skb);
- ring->buf[i].skb = NULL;
-
- ring->dirty++;
- sent++;
- }
-
- DBG("%s: %d packets sent out\n", ag->dev->name, sent);
-
- if ((ring->curr - ring->dirty) < (ring->size * 3) / 4)
- netif_wake_queue(ag->dev);
-
- return sent;
-}
-
-static int ag71xx_rx_packets(struct ag71xx *ag, int limit)
-{
- struct net_device *dev = ag->dev;
- struct ag71xx_ring *ring = &ag->rx_ring;
- int done = 0;
-
- DBG("%s: rx packets, limit=%d, curr=%u, dirty=%u\n",
- dev->name, limit, ring->curr, ring->dirty);
-
- while (done < limit) {
- unsigned int i = ring->curr % ring->size;
- struct ag71xx_desc *desc = ring->buf[i].desc;
- struct sk_buff *skb;
- int pktlen;
- int err = 0;
-
- if (ag71xx_desc_empty(desc))
- break;
-
- if ((ring->dirty + ring->size) == ring->curr) {
- ag71xx_assert(0);
- break;
- }
-
- ag71xx_wr(ag, AG71XX_REG_RX_STATUS, RX_STATUS_PR);
-
- skb = ring->buf[i].skb;
- pktlen = ag71xx_desc_pktlen(desc);
- pktlen -= ETH_FCS_LEN;
-
- dma_unmap_single(&dev->dev, ring->buf[i].dma_addr,
- AG71XX_RX_PKT_SIZE, DMA_FROM_DEVICE);
-
- dev->last_rx = jiffies;
- dev->stats.rx_packets++;
- dev->stats.rx_bytes += pktlen;
-
- skb_put(skb, pktlen);
- if (ag71xx_has_ar8216(ag))
- err = ag71xx_remove_ar8216_header(ag, skb, pktlen);
-
- if (err) {
- dev->stats.rx_dropped++;
- kfree_skb(skb);
- } else {
- skb->dev = dev;
- skb->ip_summed = CHECKSUM_NONE;
- if (ag->phy_dev) {
- ag->phy_dev->netif_receive_skb(skb);
- } else {
- skb->protocol = eth_type_trans(skb, dev);
- netif_receive_skb(skb);
- }
- }
-
- ring->buf[i].skb = NULL;
- done++;
-
- ring->curr++;
- }
-
- ag71xx_ring_rx_refill(ag);
-
- DBG("%s: rx finish, curr=%u, dirty=%u, done=%d\n",
- dev->name, ring->curr, ring->dirty, done);
-
- return done;
-}
-
-static int ag71xx_poll(struct napi_struct *napi, int limit)
-{
- struct ag71xx *ag = container_of(napi, struct ag71xx, napi);
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
- struct net_device *dev = ag->dev;
- struct ag71xx_ring *rx_ring;
- unsigned long flags;
- u32 status;
- int tx_done;
- int rx_done;
-
- pdata->ddr_flush();
- tx_done = ag71xx_tx_packets(ag);
-
- DBG("%s: processing RX ring\n", dev->name);
- rx_done = ag71xx_rx_packets(ag, limit);
-
- ag71xx_debugfs_update_napi_stats(ag, rx_done, tx_done);
-
- rx_ring = &ag->rx_ring;
- if (rx_ring->buf[rx_ring->dirty % rx_ring->size].skb == NULL)
- goto oom;
-
- status = ag71xx_rr(ag, AG71XX_REG_RX_STATUS);
- if (unlikely(status & RX_STATUS_OF)) {
- ag71xx_wr(ag, AG71XX_REG_RX_STATUS, RX_STATUS_OF);
- dev->stats.rx_fifo_errors++;
-
- /* restart RX */
- ag71xx_wr(ag, AG71XX_REG_RX_CTRL, RX_CTRL_RXE);
- }
-
- if (rx_done < limit) {
- if (status & RX_STATUS_PR)
- goto more;
-
- status = ag71xx_rr(ag, AG71XX_REG_TX_STATUS);
- if (status & TX_STATUS_PS)
- goto more;
-
- DBG("%s: disable polling mode, rx=%d, tx=%d,limit=%d\n",
- dev->name, rx_done, tx_done, limit);
-
- napi_complete(napi);
-
- /* enable interrupts */
- spin_lock_irqsave(&ag->lock, flags);
- ag71xx_int_enable(ag, AG71XX_INT_POLL);
- spin_unlock_irqrestore(&ag->lock, flags);
- return rx_done;
- }
-
-more:
- DBG("%s: stay in polling mode, rx=%d, tx=%d, limit=%d\n",
- dev->name, rx_done, tx_done, limit);
- return rx_done;
-
-oom:
- if (netif_msg_rx_err(ag))
- printk(KERN_DEBUG "%s: out of memory\n", dev->name);
-
- mod_timer(&ag->oom_timer, jiffies + AG71XX_OOM_REFILL);
- napi_complete(napi);
- return 0;
-}
-
-static irqreturn_t ag71xx_interrupt(int irq, void *dev_id)
-{
- struct net_device *dev = dev_id;
- struct ag71xx *ag = netdev_priv(dev);
- u32 status;
-
- status = ag71xx_rr(ag, AG71XX_REG_INT_STATUS);
- ag71xx_dump_intr(ag, "raw", status);
-
- if (unlikely(!status))
- return IRQ_NONE;
-
- if (unlikely(status & AG71XX_INT_ERR)) {
- if (status & AG71XX_INT_TX_BE) {
- ag71xx_wr(ag, AG71XX_REG_TX_STATUS, TX_STATUS_BE);
- dev_err(&dev->dev, "TX BUS error\n");
- }
- if (status & AG71XX_INT_RX_BE) {
- ag71xx_wr(ag, AG71XX_REG_RX_STATUS, RX_STATUS_BE);
- dev_err(&dev->dev, "RX BUS error\n");
- }
- }
-
- if (likely(status & AG71XX_INT_POLL)) {
- ag71xx_int_disable(ag, AG71XX_INT_POLL);
- DBG("%s: enable polling mode\n", dev->name);
- napi_schedule(&ag->napi);
- }
-
- ag71xx_debugfs_update_int_stats(ag, status);
-
- return IRQ_HANDLED;
-}
-
-static void ag71xx_set_multicast_list(struct net_device *dev)
-{
- /* TODO */
-}
-
-#ifdef CONFIG_NET_POLL_CONTROLLER
-/*
- * Polling 'interrupt' - used by things like netconsole to send skbs
- * without having to re-enable interrupts. It's not called while
- * the interrupt routine is executing.
- */
-static void ag71xx_netpoll(struct net_device *dev)
-{
- disable_irq(dev->irq);
- ag71xx_interrupt(dev->irq, dev);
- enable_irq(dev->irq);
-}
-#endif
-
-static const struct net_device_ops ag71xx_netdev_ops = {
- .ndo_open = ag71xx_open,
- .ndo_stop = ag71xx_stop,
- .ndo_start_xmit = ag71xx_hard_start_xmit,
- .ndo_set_multicast_list = ag71xx_set_multicast_list,
- .ndo_do_ioctl = ag71xx_do_ioctl,
- .ndo_tx_timeout = ag71xx_tx_timeout,
- .ndo_change_mtu = eth_change_mtu,
- .ndo_set_mac_address = eth_mac_addr,
- .ndo_validate_addr = eth_validate_addr,
-#ifdef CONFIG_NET_POLL_CONTROLLER
- .ndo_poll_controller = ag71xx_netpoll,
-#endif
-};
-
-static int __devinit ag71xx_probe(struct platform_device *pdev)
-{
- struct net_device *dev;
- struct resource *res;
- struct ag71xx *ag;
- struct ag71xx_platform_data *pdata;
- int err;
-
- pdata = pdev->dev.platform_data;
- if (!pdata) {
- dev_err(&pdev->dev, "no platform data specified\n");
- err = -ENXIO;
- goto err_out;
- }
-
- if (pdata->mii_bus_dev == NULL) {
- dev_err(&pdev->dev, "no MII bus device specified\n");
- err = -EINVAL;
- goto err_out;
- }
-
- dev = alloc_etherdev(sizeof(*ag));
- if (!dev) {
- dev_err(&pdev->dev, "alloc_etherdev failed\n");
- err = -ENOMEM;
- goto err_out;
- }
-
- SET_NETDEV_DEV(dev, &pdev->dev);
-
- ag = netdev_priv(dev);
- ag->pdev = pdev;
- ag->dev = dev;
- ag->msg_enable = netif_msg_init(ag71xx_msg_level,
- AG71XX_DEFAULT_MSG_ENABLE);
- spin_lock_init(&ag->lock);
-
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mac_base");
- if (!res) {
- dev_err(&pdev->dev, "no mac_base resource found\n");
- err = -ENXIO;
- goto err_out;
- }
-
- ag->mac_base = ioremap_nocache(res->start, res->end - res->start + 1);
- if (!ag->mac_base) {
- dev_err(&pdev->dev, "unable to ioremap mac_base\n");
- err = -ENOMEM;
- goto err_free_dev;
- }
-
- dev->irq = platform_get_irq(pdev, 0);
- err = request_irq(dev->irq, ag71xx_interrupt,
- IRQF_DISABLED,
- dev->name, dev);
- if (err) {
- dev_err(&pdev->dev, "unable to request IRQ %d\n", dev->irq);
- goto err_unmap_base;
- }
-
- dev->base_addr = (unsigned long)ag->mac_base;
- dev->netdev_ops = &ag71xx_netdev_ops;
- dev->ethtool_ops = &ag71xx_ethtool_ops;
-
- INIT_WORK(&ag->restart_work, ag71xx_restart_work_func);
-
- init_timer(&ag->oom_timer);
- ag->oom_timer.data = (unsigned long) dev;
- ag->oom_timer.function = ag71xx_oom_timer_handler;
-
- ag->tx_ring.size = AG71XX_TX_RING_SIZE_DEFAULT;
- ag->rx_ring.size = AG71XX_RX_RING_SIZE_DEFAULT;
-
- ag->stop_desc = dma_alloc_coherent(NULL,
- sizeof(struct ag71xx_desc), &ag->stop_desc_dma, GFP_KERNEL);
-
- if (!ag->stop_desc)
- goto err_free_irq;
-
- ag->stop_desc->data = 0;
- ag->stop_desc->ctrl = 0;
- ag->stop_desc->next = (u32) ag->stop_desc_dma;
-
- memcpy(dev->dev_addr, pdata->mac_addr, ETH_ALEN);
-
- netif_napi_add(dev, &ag->napi, ag71xx_poll, AG71XX_NAPI_WEIGHT);
-
- err = register_netdev(dev);
- if (err) {
- dev_err(&pdev->dev, "unable to register net device\n");
- goto err_free_desc;
- }
-
- printk(KERN_INFO "%s: Atheros AG71xx at 0x%08lx, irq %d\n",
- dev->name, dev->base_addr, dev->irq);
-
- ag71xx_dump_regs(ag);
-
- ag71xx_hw_init(ag);
-
- ag71xx_dump_regs(ag);
-
- err = ag71xx_phy_connect(ag);
- if (err)
- goto err_unregister_netdev;
-
- err = ag71xx_debugfs_init(ag);
- if (err)
- goto err_phy_disconnect;
-
- platform_set_drvdata(pdev, dev);
-
- return 0;
-
-err_phy_disconnect:
- ag71xx_phy_disconnect(ag);
-err_unregister_netdev:
- unregister_netdev(dev);
-err_free_desc:
- dma_free_coherent(NULL, sizeof(struct ag71xx_desc), ag->stop_desc,
- ag->stop_desc_dma);
-err_free_irq:
- free_irq(dev->irq, dev);
-err_unmap_base:
- iounmap(ag->mac_base);
-err_free_dev:
- kfree(dev);
-err_out:
- platform_set_drvdata(pdev, NULL);
- return err;
-}
-
-static int __devexit ag71xx_remove(struct platform_device *pdev)
-{
- struct net_device *dev = platform_get_drvdata(pdev);
-
- if (dev) {
- struct ag71xx *ag = netdev_priv(dev);
-
- ag71xx_debugfs_exit(ag);
- ag71xx_phy_disconnect(ag);
- unregister_netdev(dev);
- free_irq(dev->irq, dev);
- iounmap(ag->mac_base);
- kfree(dev);
- platform_set_drvdata(pdev, NULL);
- }
-
- return 0;
-}
-
-static struct platform_driver ag71xx_driver = {
- .probe = ag71xx_probe,
- .remove = __exit_p(ag71xx_remove),
- .driver = {
- .name = AG71XX_DRV_NAME,
- }
-};
-
-static int __init ag71xx_module_init(void)
-{
- int ret;
-
- ret = ag71xx_debugfs_root_init();
- if (ret)
- goto err_out;
-
- ret = ag71xx_mdio_driver_init();
- if (ret)
- goto err_debugfs_exit;
-
- ret = platform_driver_register(&ag71xx_driver);
- if (ret)
- goto err_mdio_exit;
-
- return 0;
-
-err_mdio_exit:
- ag71xx_mdio_driver_exit();
-err_debugfs_exit:
- ag71xx_debugfs_root_exit();
-err_out:
- return ret;
-}
-
-static void __exit ag71xx_module_exit(void)
-{
- platform_driver_unregister(&ag71xx_driver);
- ag71xx_mdio_driver_exit();
- ag71xx_debugfs_root_exit();
-}
-
-module_init(ag71xx_module_init);
-module_exit(ag71xx_module_exit);
-
-MODULE_VERSION(AG71XX_DRV_VERSION);
-MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
-MODULE_AUTHOR("Imre Kaloz <kaloz@openwrt.org>");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("platform:" AG71XX_DRV_NAME);
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c
deleted file mode 100644
index b2460d726..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c
+++ /dev/null
@@ -1,248 +0,0 @@
-/*
- * Atheros AR71xx built-in ethernet mac driver
- *
- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * Based on Atheros' AG7100 driver
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include "ag71xx.h"
-
-#define AG71XX_MDIO_RETRY 1000
-#define AG71XX_MDIO_DELAY 5
-
-static inline void ag71xx_mdio_wr(struct ag71xx_mdio *am, unsigned reg,
- u32 value)
-{
- void __iomem *r;
-
- r = am->mdio_base + reg;
- __raw_writel(value, r);
-
- /* flush write */
- (void) __raw_readl(r);
-}
-
-static inline u32 ag71xx_mdio_rr(struct ag71xx_mdio *am, unsigned reg)
-{
- return __raw_readl(am->mdio_base + reg);
-}
-
-static void ag71xx_mdio_dump_regs(struct ag71xx_mdio *am)
-{
- DBG("%s: mii_cfg=%08x, mii_cmd=%08x, mii_addr=%08x\n",
- am->mii_bus->name,
- ag71xx_mdio_rr(am, AG71XX_REG_MII_CFG),
- ag71xx_mdio_rr(am, AG71XX_REG_MII_CMD),
- ag71xx_mdio_rr(am, AG71XX_REG_MII_ADDR));
- DBG("%s: mii_ctrl=%08x, mii_status=%08x, mii_ind=%08x\n",
- am->mii_bus->name,
- ag71xx_mdio_rr(am, AG71XX_REG_MII_CTRL),
- ag71xx_mdio_rr(am, AG71XX_REG_MII_STATUS),
- ag71xx_mdio_rr(am, AG71XX_REG_MII_IND));
-}
-
-int ag71xx_mdio_mii_read(struct ag71xx_mdio *am, int addr, int reg)
-{
- int ret;
- int i;
-
- ag71xx_mdio_wr(am, AG71XX_REG_MII_CMD, MII_CMD_WRITE);
- ag71xx_mdio_wr(am, AG71XX_REG_MII_ADDR,
- ((addr & 0xff) << MII_ADDR_SHIFT) | (reg & 0xff));
- ag71xx_mdio_wr(am, AG71XX_REG_MII_CMD, MII_CMD_READ);
-
- i = AG71XX_MDIO_RETRY;
- while (ag71xx_mdio_rr(am, AG71XX_REG_MII_IND) & MII_IND_BUSY) {
- if (i-- == 0) {
- printk(KERN_ERR "%s: mii_read timed out\n",
- am->mii_bus->name);
- ret = 0xffff;
- goto out;
- }
- udelay(AG71XX_MDIO_DELAY);
- }
-
- ret = ag71xx_mdio_rr(am, AG71XX_REG_MII_STATUS) & 0xffff;
- ag71xx_mdio_wr(am, AG71XX_REG_MII_CMD, MII_CMD_WRITE);
-
- DBG("mii_read: addr=%04x, reg=%04x, value=%04x\n", addr, reg, ret);
-
-out:
- return ret;
-}
-
-void ag71xx_mdio_mii_write(struct ag71xx_mdio *am, int addr, int reg, u16 val)
-{
- int i;
-
- DBG("mii_write: addr=%04x, reg=%04x, value=%04x\n", addr, reg, val);
-
- ag71xx_mdio_wr(am, AG71XX_REG_MII_ADDR,
- ((addr & 0xff) << MII_ADDR_SHIFT) | (reg & 0xff));
- ag71xx_mdio_wr(am, AG71XX_REG_MII_CTRL, val);
-
- i = AG71XX_MDIO_RETRY;
- while (ag71xx_mdio_rr(am, AG71XX_REG_MII_IND) & MII_IND_BUSY) {
- if (i-- == 0) {
- printk(KERN_ERR "%s: mii_write timed out\n",
- am->mii_bus->name);
- break;
- }
- udelay(AG71XX_MDIO_DELAY);
- }
-}
-
-static int ag71xx_mdio_reset(struct mii_bus *bus)
-{
- struct ag71xx_mdio *am = bus->priv;
- u32 t;
-
- if (am->pdata->is_ar7240)
- t = MII_CFG_CLK_DIV_6;
- else
- t = MII_CFG_CLK_DIV_28;
-
- ag71xx_mdio_wr(am, AG71XX_REG_MII_CFG, t | MII_CFG_RESET);
- udelay(100);
-
- ag71xx_mdio_wr(am, AG71XX_REG_MII_CFG, t);
- udelay(100);
-
- return 0;
-}
-
-static int ag71xx_mdio_read(struct mii_bus *bus, int addr, int reg)
-{
- struct ag71xx_mdio *am = bus->priv;
-
- if (am->pdata->is_ar7240)
- return ar7240sw_phy_read(bus, addr, reg);
- else
- return ag71xx_mdio_mii_read(am, addr, reg);
-}
-
-static int ag71xx_mdio_write(struct mii_bus *bus, int addr, int reg, u16 val)
-{
- struct ag71xx_mdio *am = bus->priv;
-
- if (am->pdata->is_ar7240)
- ar7240sw_phy_write(bus, addr, reg, val);
- else
- ag71xx_mdio_mii_write(am, addr, reg, val);
- return 0;
-}
-
-static int __devinit ag71xx_mdio_probe(struct platform_device *pdev)
-{
- struct ag71xx_mdio_platform_data *pdata;
- struct ag71xx_mdio *am;
- struct resource *res;
- int i;
- int err;
-
- pdata = pdev->dev.platform_data;
- if (!pdata) {
- dev_err(&pdev->dev, "no platform data specified\n");
- return -EINVAL;
- }
-
- am = kzalloc(sizeof(*am), GFP_KERNEL);
- if (!am) {
- err = -ENOMEM;
- goto err_out;
- }
-
- am->pdata = pdata;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(&pdev->dev, "no iomem resource found\n");
- err = -ENXIO;
- goto err_out;
- }
-
- am->mdio_base = ioremap_nocache(res->start, res->end - res->start + 1);
- if (!am->mdio_base) {
- dev_err(&pdev->dev, "unable to ioremap registers\n");
- err = -ENOMEM;
- goto err_free_mdio;
- }
-
- am->mii_bus = mdiobus_alloc();
- if (am->mii_bus == NULL) {
- err = -ENOMEM;
- goto err_iounmap;
- }
-
- am->mii_bus->name = "ag71xx_mdio";
- am->mii_bus->read = ag71xx_mdio_read;
- am->mii_bus->write = ag71xx_mdio_write;
- am->mii_bus->reset = ag71xx_mdio_reset;
- am->mii_bus->irq = am->mii_irq;
- am->mii_bus->priv = am;
- am->mii_bus->parent = &pdev->dev;
- snprintf(am->mii_bus->id, MII_BUS_ID_SIZE, "%s", dev_name(&pdev->dev));
- am->mii_bus->phy_mask = pdata->phy_mask;
-
- for (i = 0; i < PHY_MAX_ADDR; i++)
- am->mii_irq[i] = PHY_POLL;
-
- ag71xx_mdio_wr(am, AG71XX_REG_MAC_CFG1, 0);
-
- err = mdiobus_register(am->mii_bus);
- if (err)
- goto err_free_bus;
-
- ag71xx_mdio_dump_regs(am);
-
- platform_set_drvdata(pdev, am);
- return 0;
-
-err_free_bus:
- mdiobus_free(am->mii_bus);
-err_iounmap:
- iounmap(am->mdio_base);
-err_free_mdio:
- kfree(am);
-err_out:
- return err;
-}
-
-static int __devexit ag71xx_mdio_remove(struct platform_device *pdev)
-{
- struct ag71xx_mdio *am = platform_get_drvdata(pdev);
-
- if (am) {
- mdiobus_unregister(am->mii_bus);
- mdiobus_free(am->mii_bus);
- iounmap(am->mdio_base);
- kfree(am);
- platform_set_drvdata(pdev, NULL);
- }
-
- return 0;
-}
-
-static struct platform_driver ag71xx_mdio_driver = {
- .probe = ag71xx_mdio_probe,
- .remove = __exit_p(ag71xx_mdio_remove),
- .driver = {
- .name = "ag71xx-mdio",
- }
-};
-
-int __init ag71xx_mdio_driver_init(void)
-{
- return platform_driver_register(&ag71xx_mdio_driver);
-}
-
-void ag71xx_mdio_driver_exit(void)
-{
- platform_driver_unregister(&ag71xx_mdio_driver);
-}
diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c
deleted file mode 100644
index b10dd4917..000000000
--- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_phy.c
+++ /dev/null
@@ -1,236 +0,0 @@
-/*
- * Atheros AR71xx built-in ethernet mac driver
- *
- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * Based on Atheros' AG7100 driver
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include "ag71xx.h"
-
-static void ag71xx_phy_link_adjust(struct net_device *dev)
-{
- struct ag71xx *ag = netdev_priv(dev);
- struct phy_device *phydev = ag->phy_dev;
- unsigned long flags;
- int status_change = 0;
-
- spin_lock_irqsave(&ag->lock, flags);
-
- if (phydev->link) {
- if (ag->duplex != phydev->duplex
- || ag->speed != phydev->speed) {
- status_change = 1;
- }
- }
-
- if (phydev->link != ag->link)
- status_change = 1;
-
- ag->link = phydev->link;
- ag->duplex = phydev->duplex;
- ag->speed = phydev->speed;
-
- if (status_change)
- ag71xx_link_adjust(ag);
-
- spin_unlock_irqrestore(&ag->lock, flags);
-}
-
-void ag71xx_phy_start(struct ag71xx *ag)
-{
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
-
- if (ag->phy_dev) {
- phy_start(ag->phy_dev);
- } else if (pdata->switch_data) {
- ag71xx_ar7240_start(ag);
- } else {
- ag->link = 1;
- ag71xx_link_adjust(ag);
- }
-}
-
-void ag71xx_phy_stop(struct ag71xx *ag)
-{
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
- unsigned long flags;
-
- if (ag->phy_dev)
- phy_stop(ag->phy_dev);
- else if (pdata->switch_data)
- ag71xx_ar7240_stop(ag);
-
- spin_lock_irqsave(&ag->lock, flags);
- if (ag->link) {
- ag->link = 0;
- ag71xx_link_adjust(ag);
- }
- spin_unlock_irqrestore(&ag->lock, flags);
-}
-
-static int ag71xx_phy_connect_fixed(struct ag71xx *ag)
-{
- struct net_device *dev = ag->dev;
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
- int ret = 0;
-
- /* use fixed settings */
- switch (pdata->speed) {
- case SPEED_10:
- case SPEED_100:
- case SPEED_1000:
- break;
- default:
- printk(KERN_ERR "%s: invalid speed specified\n", dev->name);
- ret = -EINVAL;
- break;
- }
-
- printk(KERN_DEBUG "%s: using fixed link parameters\n", dev->name);
-
- ag->duplex = pdata->duplex;
- ag->speed = pdata->speed;
-
- return ret;
-}
-
-static int ag71xx_phy_connect_multi(struct ag71xx *ag)
-{
- struct net_device *dev = ag->dev;
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
- struct phy_device *phydev = NULL;
- int phy_addr;
- int ret = 0;
-
- for (phy_addr = 0; phy_addr < PHY_MAX_ADDR; phy_addr++) {
- if (!(pdata->phy_mask & (1 << phy_addr)))
- continue;
-
- if (ag->mii_bus->phy_map[phy_addr] == NULL)
- continue;
-
- DBG("%s: PHY found at %s, uid=%08x\n",
- dev->name,
- dev_name(&ag->mii_bus->phy_map[phy_addr]->dev),
- ag->mii_bus->phy_map[phy_addr]->phy_id);
-
- if (phydev == NULL)
- phydev = ag->mii_bus->phy_map[phy_addr];
- }
-
- if (!phydev) {
- printk(KERN_ERR "%s: no PHY found with phy_mask=%08x\n",
- dev->name, pdata->phy_mask);
- return -ENODEV;
- }
-
- ag->phy_dev = phy_connect(dev, dev_name(&phydev->dev),
- &ag71xx_phy_link_adjust, 0,
- pdata->phy_if_mode);
-
- if (IS_ERR(ag->phy_dev)) {
- printk(KERN_ERR "%s: could not connect to PHY at %s\n",
- dev->name, dev_name(&phydev->dev));
- return PTR_ERR(ag->phy_dev);
- }
-
- /* mask with MAC supported features */
- if (pdata->has_gbit)
- phydev->supported &= PHY_GBIT_FEATURES;
- else
- phydev->supported &= PHY_BASIC_FEATURES;
-
- phydev->advertising = phydev->supported;
-
- printk(KERN_DEBUG "%s: connected to PHY at %s [uid=%08x, driver=%s]\n",
- dev->name, dev_name(&phydev->dev),
- phydev->phy_id, phydev->drv->name);
-
- ag->link = 0;
- ag->speed = 0;
- ag->duplex = -1;
-
- return ret;
-}
-
-static int dev_is_class(struct device *dev, void *class)
-{
- if (dev->class != NULL && !strcmp(dev->class->name, class))
- return 1;
-
- return 0;
-}
-
-static struct device *dev_find_class(struct device *parent, char *class)
-{
- if (dev_is_class(parent, class)) {
- get_device(parent);
- return parent;
- }
-
- return device_find_child(parent, class, dev_is_class);
-}
-
-static struct mii_bus *dev_to_mii_bus(struct device *dev)
-{
- struct device *d;
-
- d = dev_find_class(dev, "mdio_bus");
- if (d != NULL) {
- struct mii_bus *bus;
-
- bus = to_mii_bus(d);
- put_device(d);
-
- return bus;
- }
-
- return NULL;
-}
-
-int __devinit ag71xx_phy_connect(struct ag71xx *ag)
-{
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
-
- if (pdata->mii_bus_dev == NULL ||
- pdata->mii_bus_dev->bus == NULL )
- return ag71xx_phy_connect_fixed(ag);
-
- ag->mii_bus = dev_to_mii_bus(pdata->mii_bus_dev);
- if (ag->mii_bus == NULL) {
- printk(KERN_ERR "%s: unable to find MII bus on device '%s'\n",
- ag->dev->name, dev_name(pdata->mii_bus_dev));
- return -ENODEV;
- }
-
- /* Reset the mdio bus explicitly */
- if (ag->mii_bus->reset) {
- mutex_lock(&ag->mii_bus->mdio_lock);
- ag->mii_bus->reset(ag->mii_bus);
- mutex_unlock(&ag->mii_bus->mdio_lock);
- }
-
- if (pdata->switch_data)
- return ag71xx_ar7240_init(ag);
-
- if (pdata->phy_mask)
- return ag71xx_phy_connect_multi(ag);
-
- return ag71xx_phy_connect_fixed(ag);
-}
-
-void ag71xx_phy_disconnect(struct ag71xx *ag)
-{
- struct ag71xx_platform_data *pdata = ag71xx_get_pdata(ag);
-
- if (pdata->switch_data)
- ag71xx_ar7240_cleanup(ag);
- else if (ag->phy_dev)
- phy_disconnect(ag->phy_dev);
-}
diff --git a/target/linux/ar71xx/files/drivers/spi/ar71xx_spi.c b/target/linux/ar71xx/files/drivers/spi/ar71xx_spi.c
deleted file mode 100644
index d1ed731c1..000000000
--- a/target/linux/ar71xx/files/drivers/spi/ar71xx_spi.c
+++ /dev/null
@@ -1,283 +0,0 @@
-/*
- * Atheros AR71xx SPI Controller driver
- *
- * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/spinlock.h>
-#include <linux/workqueue.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/spi_bitbang.h>
-#include <linux/bitops.h>
-
-#include <asm/mach-ar71xx/ar71xx.h>
-#include <asm/mach-ar71xx/platform.h>
-
-#define DRV_DESC "Atheros AR71xx SPI Controller driver"
-#define DRV_VERSION "0.2.4"
-#define DRV_NAME "ar71xx-spi"
-
-#undef PER_BIT_READ
-
-struct ar71xx_spi {
- struct spi_bitbang bitbang;
- u32 ioc_base;
- u32 reg_ctrl;
-
- void __iomem *base;
-
- struct platform_device *pdev;
- u32 (*get_ioc_base)(u8 chip_select, int cs_high,
- int is_on);
-};
-
-static inline u32 ar71xx_spi_rr(struct ar71xx_spi *sp, unsigned reg)
-{
- return __raw_readl(sp->base + reg);
-}
-
-static inline void ar71xx_spi_wr(struct ar71xx_spi *sp, unsigned reg, u32 val)
-{
- __raw_writel(val, sp->base + reg);
-}
-
-static inline struct ar71xx_spi *spidev_to_sp(struct spi_device *spi)
-{
- return spi_master_get_devdata(spi->master);
-}
-
-static u32 ar71xx_spi_get_ioc_base(u8 chip_select, int cs_high, int is_on)
-{
- u32 ret;
-
- if (is_on == AR71XX_SPI_CS_INACTIVE)
- ret = SPI_IOC_CS_ALL;
- else
- ret = SPI_IOC_CS_ALL & ~SPI_IOC_CS(chip_select);
-
- return ret;
-}
-
-static void ar71xx_spi_chipselect(struct spi_device *spi, int value)
-{
- struct ar71xx_spi *sp = spidev_to_sp(spi);
- void __iomem *base = sp->base;
- u32 ioc_base;
-
- switch (value) {
- case BITBANG_CS_INACTIVE:
- ioc_base = sp->get_ioc_base(spi->chip_select,
- (spi->mode & SPI_CS_HIGH) != 0,
- AR71XX_SPI_CS_INACTIVE);
- __raw_writel(ioc_base, base + SPI_REG_IOC);
- break;
-
- case BITBANG_CS_ACTIVE:
- ioc_base = sp->get_ioc_base(spi->chip_select,
- (spi->mode & SPI_CS_HIGH) != 0,
- AR71XX_SPI_CS_ACTIVE);
-
- __raw_writel(ioc_base, base + SPI_REG_IOC);
- sp->ioc_base = ioc_base;
- break;
- }
-}
-
-static void ar71xx_spi_setup_regs(struct ar71xx_spi *sp)
-{
- /* enable GPIO mode */
- ar71xx_spi_wr(sp, SPI_REG_FS, SPI_FS_GPIO);
-
- /* save CTRL register */
- sp->reg_ctrl = ar71xx_spi_rr(sp, SPI_REG_CTRL);
-
- /* TODO: setup speed? */
- ar71xx_spi_wr(sp, SPI_REG_CTRL, 0x43);
-}
-
-static void ar71xx_spi_restore_regs(struct ar71xx_spi *sp)
-{
- /* restore CTRL register */
- ar71xx_spi_wr(sp, SPI_REG_CTRL, sp->reg_ctrl);
- /* disable GPIO mode */
- ar71xx_spi_wr(sp, SPI_REG_FS, 0);
-}
-
-static int ar71xx_spi_setup(struct spi_device *spi)
-{
- if (spi->bits_per_word > 32)
- return -EINVAL;
-
- return spi_bitbang_setup(spi);
-}
-
-static void ar71xx_spi_cleanup(struct spi_device *spi)
-{
- spi_bitbang_cleanup(spi);
-}
-
-static u32 ar71xx_spi_txrx_mode0(struct spi_device *spi, unsigned nsecs,
- u32 word, u8 bits)
-{
- struct ar71xx_spi *sp = spidev_to_sp(spi);
- void __iomem *base = sp->base;
- u32 ioc = sp->ioc_base;
- u32 ret;
-
- /* clock starts at inactive polarity */
- for (word <<= (32 - bits); likely(bits); bits--) {
- u32 out;
-
- if (word & (1 << 31))
- out = ioc | SPI_IOC_DO;
- else
- out = ioc & ~SPI_IOC_DO;
-
- /* setup MSB (to slave) on trailing edge */
- __raw_writel(out, base + SPI_REG_IOC);
-
- __raw_writel(out | SPI_IOC_CLK, base + SPI_REG_IOC);
-
- word <<= 1;
-
-#ifdef PER_BIT_READ
- /* sample MSB (from slave) on leading edge */
- ret = __raw_readl(base + SPI_REG_RDS);
- __raw_writel(out, base + SPI_REG_IOC);
-#endif
-
- }
-
-#ifndef PER_BIT_READ
- ret = __raw_readl(base + SPI_REG_RDS);
-#endif
- return ret;
-}
-
-static int ar71xx_spi_probe(struct platform_device *pdev)
-{
- struct spi_master *master;
- struct ar71xx_spi *sp;
- struct ar71xx_spi_platform_data *pdata;
- struct resource *r;
- int ret;
-
- master = spi_alloc_master(&pdev->dev, sizeof(*sp));
- if (master == NULL) {
- dev_err(&pdev->dev, "failed to allocate spi master\n");
- return -ENOMEM;
- }
-
- sp = spi_master_get_devdata(master);
- platform_set_drvdata(pdev, sp);
-
- pdata = pdev->dev.platform_data;
-
- master->setup = ar71xx_spi_setup;
- master->cleanup = ar71xx_spi_cleanup;
-
- sp->bitbang.master = spi_master_get(master);
- sp->bitbang.chipselect = ar71xx_spi_chipselect;
- sp->bitbang.txrx_word[SPI_MODE_0] = ar71xx_spi_txrx_mode0;
- sp->bitbang.setup_transfer = spi_bitbang_setup_transfer;
-
- sp->get_ioc_base = ar71xx_spi_get_ioc_base;
- if (pdata) {
- sp->bitbang.master->bus_num = pdata->bus_num;
- sp->bitbang.master->num_chipselect = pdata->num_chipselect;
- if (pdata->get_ioc_base)
- sp->get_ioc_base = pdata->get_ioc_base;
- } else {
- sp->bitbang.master->bus_num = 0;
- sp->bitbang.master->num_chipselect = 3;
- }
-
- r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (r == NULL) {
- ret = -ENOENT;
- goto err1;
- }
-
- sp->base = ioremap_nocache(r->start, r->end - r->start + 1);
- if (!sp->base) {
- ret = -ENXIO;
- goto err1;
- }
-
- ar71xx_spi_setup_regs(sp);
-
- ret = spi_bitbang_start(&sp->bitbang);
- if (!ret)
- return 0;
-
- ar71xx_spi_restore_regs(sp);
- iounmap(sp->base);
-err1:
- platform_set_drvdata(pdev, NULL);
- spi_master_put(sp->bitbang.master);
-
- return ret;
-}
-
-static int ar71xx_spi_remove(struct platform_device *pdev)
-{
- struct ar71xx_spi *sp = platform_get_drvdata(pdev);
-
- spi_bitbang_stop(&sp->bitbang);
- ar71xx_spi_restore_regs(sp);
- iounmap(sp->base);
- platform_set_drvdata(pdev, NULL);
- spi_master_put(sp->bitbang.master);
-
- return 0;
-}
-
-static void ar71xx_spi_shutdown(struct platform_device *pdev)
-{
- int ret;
-
- ret = ar71xx_spi_remove(pdev);
- if (ret)
- dev_err(&pdev->dev, "shutdown failed with %d\n", ret);
-}
-
-static struct platform_driver ar71xx_spi_drv = {
- .probe = ar71xx_spi_probe,
- .remove = ar71xx_spi_remove,
- .shutdown = ar71xx_spi_shutdown,
- .driver = {
- .name = DRV_NAME,
- .owner = THIS_MODULE,
- },
-};
-
-static int __init ar71xx_spi_init(void)
-{
- printk(KERN_INFO DRV_DESC " version " DRV_VERSION "\n");
- return platform_driver_register(&ar71xx_spi_drv);
-}
-module_init(ar71xx_spi_init);
-
-static void __exit ar71xx_spi_exit(void)
-{
- platform_driver_unregister(&ar71xx_spi_drv);
-}
-module_exit(ar71xx_spi_exit);
-
-MODULE_ALIAS("platform:" DRV_NAME);
-MODULE_DESCRIPTION(DRV_DESC);
-MODULE_VERSION(DRV_VERSION);
-MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
-MODULE_AUTHOR("Imre Kaloz <kaloz@openwrt.org>");
-MODULE_LICENSE("GPL v2");
diff --git a/target/linux/ar71xx/files/drivers/spi/pb44_spi.c b/target/linux/ar71xx/files/drivers/spi/pb44_spi.c
deleted file mode 100644
index 556c7717c..000000000
--- a/target/linux/ar71xx/files/drivers/spi/pb44_spi.c
+++ /dev/null
@@ -1,316 +0,0 @@
-/*
- * Atheros PB44 board SPI controller driver
- *
- * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/spinlock.h>
-#include <linux/workqueue.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/spi_bitbang.h>
-#include <linux/bitops.h>
-#include <linux/gpio.h>
-
-#include <asm/mach-ar71xx/ar71xx.h>
-#include <asm/mach-ar71xx/platform.h>
-
-#define DRV_DESC "Atheros PB44 SPI Controller driver"
-#define DRV_VERSION "0.1.0"
-#define DRV_NAME "pb44-spi"
-
-#undef PER_BIT_READ
-
-struct ar71xx_spi {
- struct spi_bitbang bitbang;
- u32 ioc_base;
- u32 reg_ctrl;
-
- void __iomem *base;
-
- struct platform_device *pdev;
-};
-
-static inline u32 pb44_spi_rr(struct ar71xx_spi *sp, unsigned reg)
-{
- return __raw_readl(sp->base + reg);
-}
-
-static inline void pb44_spi_wr(struct ar71xx_spi *sp, unsigned reg, u32 val)
-{
- __raw_writel(val, sp->base + reg);
-}
-
-static inline struct ar71xx_spi *spidev_to_sp(struct spi_device *spi)
-{
- return spi_master_get_devdata(spi->master);
-}
-
-static void pb44_spi_chipselect(struct spi_device *spi, int is_active)
-{
- struct ar71xx_spi *sp = spidev_to_sp(spi);
- int cs_high = (spi->mode & SPI_CS_HIGH) ? is_active : !is_active;
-
- if (is_active) {
- /* set initial clock polarity */
- if (spi->mode & SPI_CPOL)
- sp->ioc_base |= SPI_IOC_CLK;
- else
- sp->ioc_base &= ~SPI_IOC_CLK;
-
- pb44_spi_wr(sp, SPI_REG_IOC, sp->ioc_base);
- }
-
- if (spi->chip_select) {
- unsigned long gpio = (unsigned long) spi->controller_data;
-
- /* SPI is normally active-low */
- gpio_set_value(gpio, cs_high);
- } else {
- if (cs_high)
- sp->ioc_base |= SPI_IOC_CS0;
- else
- sp->ioc_base &= ~SPI_IOC_CS0;
-
- pb44_spi_wr(sp, SPI_REG_IOC, sp->ioc_base);
- }
-
-}
-
-static void pb44_spi_enable(struct ar71xx_spi *sp)
-{
- /* enable GPIO mode */
- pb44_spi_wr(sp, SPI_REG_FS, SPI_FS_GPIO);
-
- /* save CTRL register */
- sp->reg_ctrl = pb44_spi_rr(sp, SPI_REG_CTRL);
- sp->ioc_base = pb44_spi_rr(sp, SPI_REG_IOC);
-
- pb44_spi_wr(sp, SPI_REG_CTRL, 0x43);
-}
-
-static void pb44_spi_disable(struct ar71xx_spi *sp)
-{
- /* restore CTRL register */
- pb44_spi_wr(sp, SPI_REG_CTRL, sp->reg_ctrl);
- /* disable GPIO mode */
- pb44_spi_wr(sp, SPI_REG_FS, 0);
-}
-
-static int pb44_spi_setup_cs(struct spi_device *spi)
-{
- struct ar71xx_spi *sp = spidev_to_sp(spi);
-
- if (spi->chip_select) {
- unsigned long gpio = (unsigned long) spi->controller_data;
- int status = 0;
-
- status = gpio_request(gpio, dev_name(&spi->dev));
- if (status)
- return status;
-
- status = gpio_direction_output(gpio, spi->mode & SPI_CS_HIGH);
- if (status) {
- gpio_free(gpio);
- return status;
- }
- } else {
- if (spi->mode & SPI_CS_HIGH)
- sp->ioc_base |= SPI_IOC_CS0;
- else
- sp->ioc_base &= ~SPI_IOC_CS0;
- pb44_spi_wr(sp, SPI_REG_IOC, sp->ioc_base);
- }
-
- return 0;
-}
-
-static void pb44_spi_cleanup_cs(struct spi_device *spi)
-{
- if (spi->chip_select) {
- unsigned long gpio = (unsigned long) spi->controller_data;
- gpio_free(gpio);
- }
-}
-
-static int pb44_spi_setup(struct spi_device *spi)
-{
- int status = 0;
-
- if (spi->bits_per_word > 32)
- return -EINVAL;
-
- if (!spi->controller_state) {
- status = pb44_spi_setup_cs(spi);
- if (status)
- return status;
- }
-
- status = spi_bitbang_setup(spi);
- if (status && !spi->controller_state)
- pb44_spi_cleanup_cs(spi);
-
- return status;
-}
-
-static void pb44_spi_cleanup(struct spi_device *spi)
-{
- pb44_spi_cleanup_cs(spi);
- spi_bitbang_cleanup(spi);
-}
-
-static u32 pb44_spi_txrx_mode0(struct spi_device *spi, unsigned nsecs,
- u32 word, u8 bits)
-{
- struct ar71xx_spi *sp = spidev_to_sp(spi);
- u32 ioc = sp->ioc_base;
- u32 ret;
-
- /* clock starts at inactive polarity */
- for (word <<= (32 - bits); likely(bits); bits--) {
- u32 out;
-
- if (word & (1 << 31))
- out = ioc | SPI_IOC_DO;
- else
- out = ioc & ~SPI_IOC_DO;
-
- /* setup MSB (to slave) on trailing edge */
- pb44_spi_wr(sp, SPI_REG_IOC, out);
- pb44_spi_wr(sp, SPI_REG_IOC, out | SPI_IOC_CLK);
-
- word <<= 1;
-
-#ifdef PER_BIT_READ
- /* sample MSB (from slave) on leading edge */
- ret = pb44_spi_rr(sp, SPI_REG_RDS);
- pb44_spi_wr(sp, SPI_REG_IOC, out);
-#endif
- }
-
-#ifndef PER_BIT_READ
- ret = pb44_spi_rr(sp, SPI_REG_RDS);
-#endif
- return ret;
-}
-
-static int pb44_spi_probe(struct platform_device *pdev)
-{
- struct spi_master *master;
- struct ar71xx_spi *sp;
- struct ar71xx_spi_platform_data *pdata;
- struct resource *r;
- int ret;
-
- master = spi_alloc_master(&pdev->dev, sizeof(*sp));
- if (master == NULL) {
- dev_err(&pdev->dev, "failed to allocate spi master\n");
- return -ENOMEM;
- }
-
- sp = spi_master_get_devdata(master);
- platform_set_drvdata(pdev, sp);
-
- pdata = pdev->dev.platform_data;
-
- master->setup = pb44_spi_setup;
- master->cleanup = pb44_spi_cleanup;
- if (pdata) {
- master->bus_num = pdata->bus_num;
- master->num_chipselect = pdata->num_chipselect;
- } else {
- master->bus_num = 0;
- master->num_chipselect = 1;
- }
-
- sp->bitbang.master = spi_master_get(master);
- sp->bitbang.chipselect = pb44_spi_chipselect;
- sp->bitbang.txrx_word[SPI_MODE_0] = pb44_spi_txrx_mode0;
- sp->bitbang.setup_transfer = spi_bitbang_setup_transfer;
- sp->bitbang.flags = SPI_CS_HIGH;
-
- r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (r == NULL) {
- ret = -ENOENT;
- goto err1;
- }
-
- sp->base = ioremap_nocache(r->start, r->end - r->start + 1);
- if (!sp->base) {
- ret = -ENXIO;
- goto err1;
- }
-
- pb44_spi_enable(sp);
-
- ret = spi_bitbang_start(&sp->bitbang);
- if (!ret)
- return 0;
-
- pb44_spi_disable(sp);
- iounmap(sp->base);
-err1:
- platform_set_drvdata(pdev, NULL);
- spi_master_put(sp->bitbang.master);
-
- return ret;
-}
-
-static int pb44_spi_remove(struct platform_device *pdev)
-{
- struct ar71xx_spi *sp = platform_get_drvdata(pdev);
-
- spi_bitbang_stop(&sp->bitbang);
- pb44_spi_disable(sp);
- iounmap(sp->base);
- platform_set_drvdata(pdev, NULL);
- spi_master_put(sp->bitbang.master);
-
- return 0;
-}
-
-static void pb44_spi_shutdown(struct platform_device *pdev)
-{
- int ret;
-
- ret = pb44_spi_remove(pdev);
- if (ret)
- dev_err(&pdev->dev, "shutdown failed with %d\n", ret);
-}
-
-static struct platform_driver pb44_spi_drv = {
- .probe = pb44_spi_probe,
- .remove = pb44_spi_remove,
- .shutdown = pb44_spi_shutdown,
- .driver = {
- .name = DRV_NAME,
- .owner = THIS_MODULE,
- },
-};
-
-static int __init pb44_spi_init(void)
-{
- return platform_driver_register(&pb44_spi_drv);
-}
-module_init(pb44_spi_init);
-
-static void __exit pb44_spi_exit(void)
-{
- platform_driver_unregister(&pb44_spi_drv);
-}
-module_exit(pb44_spi_exit);
-
-MODULE_ALIAS("platform:" DRV_NAME);
-MODULE_DESCRIPTION(DRV_DESC);
-MODULE_VERSION(DRV_VERSION);
-MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
-MODULE_LICENSE("GPL v2");
diff --git a/target/linux/ar71xx/files/drivers/tty/serial/ar933x_uart.c b/target/linux/ar71xx/files/drivers/tty/serial/ar933x_uart.c
deleted file mode 100644
index 6aca24f36..000000000
--- a/target/linux/ar71xx/files/drivers/tty/serial/ar933x_uart.c
+++ /dev/null
@@ -1,688 +0,0 @@
-/*
- * Atheros AR933X SoC built-in UART driver
- *
- * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
- *
- * Based on drivers/char/serial.c, by Linus Torvalds, Theodore Ts'o.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include <linux/module.h>
-#include <linux/ioport.h>
-#include <linux/init.h>
-#include <linux/console.h>
-#include <linux/sysrq.h>
-#include <linux/delay.h>
-#include <linux/platform_device.h>
-#include <linux/tty.h>
-#include <linux/tty_flip.h>
-#include <linux/serial_core.h>
-#include <linux/serial.h>
-#include <linux/slab.h>
-#include <linux/io.h>
-#include <linux/irq.h>
-
-#include <asm/mach-ar71xx/ar933x_uart.h>
-#include <asm/mach-ar71xx/ar933x_uart_platform.h>
-
-#define DRIVER_NAME "ar933x-uart"
-
-#define AR933X_DUMMY_STATUS_RD 0x01
-
-static struct uart_driver ar933x_uart_driver;
-
-struct ar933x_uart_port {
- struct uart_port port;
- unsigned int ier; /* shadow Interrupt Enable Register */
-};
-
-static inline unsigned int ar933x_uart_read(struct ar933x_uart_port *up,
- int offset)
-{
- return readl(up->port.membase + offset);
-}
-
-static inline void ar933x_uart_write(struct ar933x_uart_port *up,
- int offset, unsigned int value)
-{
- writel(value, up->port.membase + offset);
-}
-
-static inline void ar933x_uart_rmw(struct ar933x_uart_port *up,
- unsigned int offset,
- unsigned int mask,
- unsigned int val)
-{
- unsigned int t;
-
- t = ar933x_uart_read(up, offset);
- t &= ~mask;
- t |= val;
- ar933x_uart_write(up, offset, t);
-}
-
-static inline void ar933x_uart_rmw_set(struct ar933x_uart_port *up,
- unsigned int offset,
- unsigned int val)
-{
- ar933x_uart_rmw(up, offset, 0, val);
-}
-
-static inline void ar933x_uart_rmw_clear(struct ar933x_uart_port *up,
- unsigned int offset,
- unsigned int val)
-{
- ar933x_uart_rmw(up, offset, val, 0);
-}
-
-static inline void ar933x_uart_start_tx_interrupt(struct ar933x_uart_port *up)
-{
- up->ier |= AR933X_UART_INT_TX_EMPTY;
- ar933x_uart_write(up, AR933X_UART_INT_EN_REG, up->ier);
-}
-
-static inline void ar933x_uart_stop_tx_interrupt(struct ar933x_uart_port *up)
-{
- up->ier &= ~AR933X_UART_INT_TX_EMPTY;
- ar933x_uart_write(up, AR933X_UART_INT_EN_REG, up->ier);
-}
-
-static inline void ar933x_uart_putc(struct ar933x_uart_port *up, int ch)
-{
- unsigned int rdata;
-
- rdata = ch & AR933X_UART_DATA_TX_RX_MASK;
- rdata |= AR933X_UART_DATA_TX_CSR;
- ar933x_uart_write(up, AR933X_UART_DATA_REG, rdata);
-}
-
-static unsigned int ar933x_uart_tx_empty(struct uart_port *port)
-{
- struct ar933x_uart_port *up = (struct ar933x_uart_port *) port;
- unsigned long flags;
- unsigned int rdata;
-
- spin_lock_irqsave(&up->port.lock, flags);
- rdata = ar933x_uart_read(up, AR933X_UART_DATA_REG);
- spin_unlock_irqrestore(&up->port.lock, flags);
-
- return (rdata & AR933X_UART_DATA_TX_CSR) ? 0 : TIOCSER_TEMT;
-}
-
-static unsigned int ar933x_uart_get_mctrl(struct uart_port *port)
-{
- return TIOCM_CAR;
-}
-
-static void ar933x_uart_set_mctrl(struct uart_port *port, unsigned int mctrl)
-{
-}
-
-static void ar933x_uart_start_tx(struct uart_port *port)
-{
- struct ar933x_uart_port *up = (struct ar933x_uart_port *) port;
-
- ar933x_uart_start_tx_interrupt(up);
-}
-
-static void ar933x_uart_stop_tx(struct uart_port *port)
-{
- struct ar933x_uart_port *up = (struct ar933x_uart_port *) port;
-
- ar933x_uart_stop_tx_interrupt(up);
-}
-
-static void ar933x_uart_stop_rx(struct uart_port *port)
-{
- struct ar933x_uart_port *up = (struct ar933x_uart_port *) port;
-
- up->ier &= ~AR933X_UART_INT_RX_VALID;
- ar933x_uart_write(up, AR933X_UART_INT_EN_REG, up->ier);
-}
-
-static void ar933x_uart_break_ctl(struct uart_port *port, int break_state)
-{
- struct ar933x_uart_port *up = (struct ar933x_uart_port *) port;
- unsigned long flags;
-
- spin_lock_irqsave(&up->port.lock, flags);
- if (break_state == -1)
- ar933x_uart_rmw_set(up, AR933X_UART_CS_REG,
- AR933X_UART_CS_TX_BREAK);
- else
- ar933x_uart_rmw_clear(up, AR933X_UART_CS_REG,
- AR933X_UART_CS_TX_BREAK);
- spin_unlock_irqrestore(&up->port.lock, flags);
-}
-
-static void ar933x_uart_enable_ms(struct uart_port *port)
-{
-}
-
-static void ar933x_uart_set_termios(struct uart_port *port,
- struct ktermios *new,
- struct ktermios *old)
-{
- struct ar933x_uart_port *up = (struct ar933x_uart_port *) port;
- unsigned int cs;
- unsigned long flags;
- unsigned int baud, scale;
-
- /* Only CS8 is supported */
- new->c_cflag &= ~CSIZE;
- new->c_cflag |= CS8;
-
- /* Only one stop bit is supported */
- new->c_cflag &= ~CSTOPB;
-
- cs = 0;
- if (new->c_cflag & PARENB) {
- if (!(new->c_cflag & PARODD))
- cs |= AR933X_UART_CS_PARITY_EVEN;
- else
- cs |= AR933X_UART_CS_PARITY_ODD;
- } else {
- cs |= AR933X_UART_CS_PARITY_NONE;
- }
-
- /* Mark/space parity is not supported */
- new->c_cflag &= ~CMSPAR;
-
- baud = uart_get_baud_rate(port, new, old, 0, port->uartclk / 16);
- scale = (port->uartclk / (16 * baud)) - 1;
-
- /*
- * Ok, we're now changing the port state. Do it with
- * interrupts disabled.
- */
- spin_lock_irqsave(&up->port.lock, flags);
-
- /* Update the per-port timeout. */
- uart_update_timeout(port, new->c_cflag, baud);
-
- up->port.ignore_status_mask = 0;
-
- /* ignore all characters if CREAD is not set */
- if ((new->c_cflag & CREAD) == 0)
- up->port.ignore_status_mask |= AR933X_DUMMY_STATUS_RD;
-
- ar933x_uart_write(up, AR933X_UART_CLOCK_REG,
- scale << AR933X_UART_CLOCK_SCALE_S | 8192);
-
- /* setup configuration register */
- ar933x_uart_rmw(up, AR933X_UART_CS_REG, AR933X_UART_CS_PARITY_M, cs);
-
- /* enable host interrupt */
- ar933x_uart_rmw_set(up, AR933X_UART_CS_REG,
- AR933X_UART_CS_HOST_INT_EN);
-
- spin_unlock_irqrestore(&up->port.lock, flags);
-
- if (tty_termios_baud_rate(new))
- tty_termios_encode_baud_rate(new, baud, baud);
-}
-
-static void ar933x_uart_rx_chars(struct ar933x_uart_port *up)
-{
- struct tty_struct *tty;
- int max_count = 256;
-
- tty = tty_port_tty_get(&up->port.state->port);
- do {
- unsigned int rdata;
- unsigned char ch;
-
- rdata = ar933x_uart_read(up, AR933X_UART_DATA_REG);
- if ((rdata & AR933X_UART_DATA_RX_CSR) == 0)
- break;
-
- /* remove the character from the FIFO */
- ar933x_uart_write(up, AR933X_UART_DATA_REG,
- AR933X_UART_DATA_RX_CSR);
-
- if (!tty) {
- /* discard the data if no tty available */
- continue;
- }
-
- up->port.icount.rx++;
- ch = rdata & AR933X_UART_DATA_TX_RX_MASK;
-
- if (uart_handle_sysrq_char(&up->port, ch))
- continue;
-
- if ((up->port.ignore_status_mask & AR933X_DUMMY_STATUS_RD) == 0)
- tty_insert_flip_char(tty, ch, TTY_NORMAL);
- } while (max_count-- > 0);
-
- if (tty) {
- tty_flip_buffer_push(tty);
- tty_kref_put(tty);
- }
-}
-
-static void ar933x_uart_tx_chars(struct ar933x_uart_port *up)
-{
- struct circ_buf *xmit = &up->port.state->xmit;
- int count;
-
- if (uart_tx_stopped(&up->port))
- return;
-
- count = up->port.fifosize;
- do {
- unsigned int rdata;
-
- rdata = ar933x_uart_read(up, AR933X_UART_DATA_REG);
- if ((rdata & AR933X_UART_DATA_TX_CSR) == 0)
- break;
-
- if (up->port.x_char) {
- ar933x_uart_putc(up, up->port.x_char);
- up->port.icount.tx++;
- up->port.x_char = 0;
- continue;
- }
-
- if (uart_circ_empty(xmit))
- break;
-
- ar933x_uart_putc(up, xmit->buf[xmit->tail]);
-
- xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
- up->port.icount.tx++;
- } while (--count > 0);
-
- if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
- uart_write_wakeup(&up->port);
-
- if (!uart_circ_empty(xmit))
- ar933x_uart_start_tx_interrupt(up);
-}
-
-static irqreturn_t ar933x_uart_interrupt(int irq, void *dev_id)
-{
- struct ar933x_uart_port *up = dev_id;
- unsigned int status;
-
- status = ar933x_uart_read(up, AR933X_UART_CS_REG);
- if ((status & AR933X_UART_CS_HOST_INT) == 0)
- return IRQ_NONE;
-
- spin_lock(&up->port.lock);
-
- status = ar933x_uart_read(up, AR933X_UART_INT_REG);
- status &= ar933x_uart_read(up, AR933X_UART_INT_EN_REG);
-
- if (status & AR933X_UART_INT_RX_VALID) {
- ar933x_uart_write(up, AR933X_UART_INT_REG,
- AR933X_UART_INT_RX_VALID);
- ar933x_uart_rx_chars(up);
- }
-
- if (status & AR933X_UART_INT_TX_EMPTY) {
- ar933x_uart_write(up, AR933X_UART_INT_REG,
- AR933X_UART_INT_TX_EMPTY);
- ar933x_uart_stop_tx_interrupt(up);
- ar933x_uart_tx_chars(up);
- }
-
- spin_unlock(&up->port.lock);
-
- return IRQ_HANDLED;
-}
-
-static int ar933x_uart_startup(struct uart_port *port)
-{
- struct ar933x_uart_port *up = (struct ar933x_uart_port *) port;
- unsigned long flags;
- int ret;
-
- ret = request_irq(up->port.irq, ar933x_uart_interrupt,
- up->port.irqflags, dev_name(up->port.dev), up);
- if (ret)
- return ret;
-
- spin_lock_irqsave(&up->port.lock, flags);
-
- /* Enable HOST interrupts */
- ar933x_uart_rmw_set(up, AR933X_UART_CS_REG,
- AR933X_UART_CS_HOST_INT_EN);
-
- /* Enable RX interrupts */
- up->ier = AR933X_UART_INT_RX_VALID;
- ar933x_uart_write(up, AR933X_UART_INT_EN_REG, up->ier);
-
- spin_unlock_irqrestore(&up->port.lock, flags);
-
- return 0;
-}
-
-static void ar933x_uart_shutdown(struct uart_port *port)
-{
- struct ar933x_uart_port *up = (struct ar933x_uart_port *) port;
-
- /* Disable all interrupts */
- up->ier = 0;
- ar933x_uart_write(up, AR933X_UART_INT_EN_REG, up->ier);
-
- /* Disable break condition */
- ar933x_uart_rmw_clear(up, AR933X_UART_CS_REG,
- AR933X_UART_CS_TX_BREAK);
-
- free_irq(up->port.irq, up);
-}
-
-static const char *ar933x_uart_type(struct uart_port *port)
-{
- return (port->type == PORT_AR933X) ? "AR933X UART" : NULL;
-}
-
-static void ar933x_uart_release_port(struct uart_port *port)
-{
- /* Nothing to release ... */
-}
-
-static int ar933x_uart_request_port(struct uart_port *port)
-{
- /* UARTs always present */
- return 0;
-}
-
-static void ar933x_uart_config_port(struct uart_port *port, int flags)
-{
- if (flags & UART_CONFIG_TYPE)
- port->type = PORT_AR933X;
-}
-
-static int ar933x_uart_verify_port(struct uart_port *port,
- struct serial_struct *ser)
-{
- if (ser->type != PORT_UNKNOWN &&
- ser->type != PORT_AR933X)
- return -EINVAL;
-
- if (ser->irq < 0 || ser->irq >= NR_IRQS)
- return -EINVAL;
-
- if (ser->baud_base < 28800)
- return -EINVAL;
-
- return 0;
-}
-
-static struct uart_ops ar933x_uart_ops = {
- .tx_empty = ar933x_uart_tx_empty,
- .set_mctrl = ar933x_uart_set_mctrl,
- .get_mctrl = ar933x_uart_get_mctrl,
- .stop_tx = ar933x_uart_stop_tx,
- .start_tx = ar933x_uart_start_tx,
- .stop_rx = ar933x_uart_stop_rx,
- .enable_ms = ar933x_uart_enable_ms,
- .break_ctl = ar933x_uart_break_ctl,
- .startup = ar933x_uart_startup,
- .shutdown = ar933x_uart_shutdown,
- .set_termios = ar933x_uart_set_termios,
- .type = ar933x_uart_type,
- .release_port = ar933x_uart_release_port,
- .request_port = ar933x_uart_request_port,
- .config_port = ar933x_uart_config_port,
- .verify_port = ar933x_uart_verify_port,
-};
-
-#ifdef CONFIG_SERIAL_AR933X_CONSOLE
-
-static struct ar933x_uart_port *
-ar933x_console_ports[CONFIG_SERIAL_AR933X_NR_UARTS];
-
-static void ar933x_uart_wait_xmitr(struct ar933x_uart_port *up)
-{
- unsigned int status;
- unsigned int timeout = 60000;
-
- /* Wait up to 60ms for the character(s) to be sent. */
- do {
- status = ar933x_uart_read(up, AR933X_UART_DATA_REG);
- if (--timeout == 0)
- break;
- udelay(1);
- } while ((status & AR933X_UART_DATA_TX_CSR) == 0);
-}
-
-static void ar933x_uart_console_putchar(struct uart_port *port, int ch)
-{
- struct ar933x_uart_port *up = (struct ar933x_uart_port *) port;
-
- ar933x_uart_wait_xmitr(up);
- ar933x_uart_putc(up, ch);
-}
-
-static void ar933x_uart_console_write(struct console *co, const char *s,
- unsigned int count)
-{
- struct ar933x_uart_port *up = ar933x_console_ports[co->index];
- unsigned long flags;
- unsigned int int_en;
- int locked = 1;
-
- local_irq_save(flags);
-
- if (up->port.sysrq)
- locked = 0;
- else if (oops_in_progress)
- locked = spin_trylock(&up->port.lock);
- else
- spin_lock(&up->port.lock);
-
- /*
- * First save the IER then disable the interrupts
- */
- int_en = ar933x_uart_read(up, AR933X_UART_INT_EN_REG);
- ar933x_uart_write(up, AR933X_UART_INT_EN_REG, 0);
-
- uart_console_write(&up->port, s, count, ar933x_uart_console_putchar);
-
- /*
- * Finally, wait for transmitter to become empty
- * and restore the IER
- */
- ar933x_uart_wait_xmitr(up);
- ar933x_uart_write(up, AR933X_UART_INT_EN_REG, int_en);
-
- ar933x_uart_write(up, AR933X_UART_INT_REG, AR933X_UART_INT_ALLINTS);
-
- if (locked)
- spin_unlock(&up->port.lock);
-
- local_irq_restore(flags);
-}
-
-static int ar933x_uart_console_setup(struct console *co, char *options)
-{
- struct ar933x_uart_port *up;
- int baud = 115200;
- int bits = 8;
- int parity = 'n';
- int flow = 'n';
-
- if (co->index < 0 || co->index >= CONFIG_SERIAL_AR933X_NR_UARTS)
- return -EINVAL;
-
- up = ar933x_console_ports[co->index];
- if (!up)
- return -ENODEV;
-
- if (options)
- uart_parse_options(options, &baud, &parity, &bits, &flow);
-
- return uart_set_options(&up->port, co, baud, parity, bits, flow);
-}
-
-static struct console ar933x_uart_console = {
- .name = "ttyATH",
- .write = ar933x_uart_console_write,
- .device = uart_console_device,
- .setup = ar933x_uart_console_setup,
- .flags = CON_PRINTBUFFER,
- .index = -1,
- .data = &ar933x_uart_driver,
-};
-
-static void ar933x_uart_add_console_port(struct ar933x_uart_port *up)
-{
- ar933x_console_ports[up->port.line] = up;
-}
-
-#define AR933X_SERIAL_CONSOLE (&ar933x_uart_console)
-
-#else
-
-static inline void ar933x_uart_add_console_port(struct ar933x_uart_port *up) {}
-
-#define AR933X_SERIAL_CONSOLE NULL
-
-#endif /* CONFIG_SERIAL_AR933X_CONSOLE */
-
-static struct uart_driver ar933x_uart_driver = {
- .owner = THIS_MODULE,
- .driver_name = DRIVER_NAME,
- .dev_name = "ttyATH",
- .nr = CONFIG_SERIAL_AR933X_NR_UARTS,
- .cons = AR933X_SERIAL_CONSOLE,
-};
-
-static int __devinit ar933x_uart_probe(struct platform_device *pdev)
-{
- struct ar933x_uart_platform_data *pdata;
- struct ar933x_uart_port *up;
- struct uart_port *port;
- struct resource *mem_res;
- struct resource *irq_res;
- int id;
- int ret;
-
- pdata = pdev->dev.platform_data;
- if (!pdata)
- return -EINVAL;
-
- id = pdev->id;
- if (id == -1)
- id = 0;
-
- if (id > CONFIG_SERIAL_AR933X_NR_UARTS)
- return -EINVAL;
-
- mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!mem_res) {
- dev_err(&pdev->dev, "no MEM resource\n");
- return -EINVAL;
- }
-
- irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!irq_res) {
- dev_err(&pdev->dev, "no IRQ resource\n");
- return -EINVAL;
- }
-
- up = kzalloc(sizeof(struct ar933x_uart_port), GFP_KERNEL);
- if (!up)
- return -ENOMEM;
-
- port = &up->port;
- port->mapbase = mem_res->start;
-
- port->membase = ioremap(mem_res->start, AR933X_UART_REGS_SIZE);
- if (!port->membase) {
- ret = -ENOMEM;
- goto err_free_up;
- }
-
- port->line = id;
- port->irq = irq_res->start;
- port->dev = &pdev->dev;
- port->type = PORT_AR933X;
- port->iotype = UPIO_MEM32;
- port->uartclk = pdata->uartclk;
-
- port->regshift = 2;
- port->fifosize = AR933X_UART_FIFO_SIZE;
- port->ops = &ar933x_uart_ops;
-
- ar933x_uart_add_console_port(up);
-
- ret = uart_add_one_port(&ar933x_uart_driver, &up->port);
- if (ret)
- goto err_unmap;
-
- platform_set_drvdata(pdev, up);
- return 0;
-
-err_unmap:
- iounmap(up->port.membase);
-err_free_up:
- kfree(up);
- return ret;
-}
-
-static int __devexit ar933x_uart_remove(struct platform_device *pdev)
-{
- struct ar933x_uart_port *up;
-
- up = platform_get_drvdata(pdev);
- platform_set_drvdata(pdev, NULL);
-
- if (up) {
- uart_remove_one_port(&ar933x_uart_driver, &up->port);
- iounmap(up->port.membase);
- kfree(up);
- }
-
- return 0;
-}
-
-static struct platform_driver ar933x_uart_platform_driver = {
- .probe = ar933x_uart_probe,
- .remove = __devexit_p(ar933x_uart_remove),
- .driver = {
- .name = DRIVER_NAME,
- .owner = THIS_MODULE,
- },
-};
-
-static int __init ar933x_uart_init(void)
-{
- int ret;
-
- ar933x_uart_driver.nr = CONFIG_SERIAL_AR933X_NR_UARTS;
- ret = uart_register_driver(&ar933x_uart_driver);
- if (ret)
- goto err_out;
-
- ret = platform_driver_register(&ar933x_uart_platform_driver);
- if (ret)
- goto err_unregister_uart_driver;
-
- return 0;
-
-err_unregister_uart_driver:
- uart_unregister_driver(&ar933x_uart_driver);
-err_out:
- return ret;
-}
-
-static void __exit ar933x_uart_exit(void)
-{
- platform_driver_unregister(&ar933x_uart_platform_driver);
- uart_unregister_driver(&ar933x_uart_driver);
-}
-
-module_init(ar933x_uart_init);
-module_exit(ar933x_uart_exit);
-
-MODULE_DESCRIPTION("Atheros AR933X UART driver");
-MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/target/linux/ar71xx/files/drivers/usb/host/ehci-ar71xx.c b/target/linux/ar71xx/files/drivers/usb/host/ehci-ar71xx.c
deleted file mode 100644
index b08db5baf..000000000
--- a/target/linux/ar71xx/files/drivers/usb/host/ehci-ar71xx.c
+++ /dev/null
@@ -1,242 +0,0 @@
-/*
- * Bus Glue for Atheros AR71xx built-in EHCI controller.
- *
- * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * Parts of this file are based on Atheros' 2.6.15 BSP
- * Copyright (C) 2007 Atheros Communications, Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include <linux/platform_device.h>
-#include <linux/delay.h>
-
-#include <asm/mach-ar71xx/platform.h>
-
-extern int usb_disabled(void);
-
-static int ehci_ar71xx_init(struct usb_hcd *hcd)
-{
- struct ehci_hcd *ehci = hcd_to_ehci(hcd);
- int ret;
-
- ehci->caps = hcd->regs;
- ehci->regs = hcd->regs +
- HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase));
- ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
-
- ehci->sbrn = 0x20;
- ehci->has_synopsys_hc_bug = 1;
-
- ehci_reset(ehci);
-
- ret = ehci_init(hcd);
- if (ret)
- return ret;
-
- ehci_port_power(ehci, 0);
-
- return 0;
-}
-
-static int ehci_ar91xx_init(struct usb_hcd *hcd)
-{
- struct ehci_hcd *ehci = hcd_to_ehci(hcd);
- int ret;
-
- ehci->caps = hcd->regs + 0x100;
- ehci->regs = hcd->regs + 0x100 +
- HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase));
- ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
-
- hcd->has_tt = 1;
- ehci->sbrn = 0x20;
-
- ehci_reset(ehci);
-
- ret = ehci_init(hcd);
- if (ret)
- return ret;
-
- ehci_port_power(ehci, 0);
-
- return 0;
-}
-
-static int ehci_ar71xx_probe(const struct hc_driver *driver,
- struct usb_hcd **hcd_out,
- struct platform_device *pdev)
-{
- struct usb_hcd *hcd;
- struct resource *res;
- int irq;
- int ret;
-
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!res) {
- dev_dbg(&pdev->dev, "no IRQ specified for %s\n",
- dev_name(&pdev->dev));
- return -ENODEV;
- }
- irq = res->start;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_dbg(&pdev->dev, "no base address specified for %s\n",
- dev_name(&pdev->dev));
- return -ENODEV;
- }
-
- hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev));
- if (!hcd)
- return -ENOMEM;
-
- hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
-
- if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
- dev_dbg(&pdev->dev, "controller already in use\n");
- ret = -EBUSY;
- goto err_put_hcd;
- }
-
- hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
- if (!hcd->regs) {
- dev_dbg(&pdev->dev, "error mapping memory\n");
- ret = -EFAULT;
- goto err_release_region;
- }
-
- ret = usb_add_hcd(hcd, irq, IRQF_DISABLED | IRQF_SHARED);
- if (ret)
- goto err_iounmap;
-
- return 0;
-
-err_iounmap:
- iounmap(hcd->regs);
-
-err_release_region:
- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
-err_put_hcd:
- usb_put_hcd(hcd);
- return ret;
-}
-
-static void ehci_ar71xx_remove(struct usb_hcd *hcd,
- struct platform_device *pdev)
-{
- usb_remove_hcd(hcd);
- iounmap(hcd->regs);
- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
- usb_put_hcd(hcd);
-}
-
-static const struct hc_driver ehci_ar71xx_hc_driver = {
- .description = hcd_name,
- .product_desc = "Atheros AR71xx built-in EHCI controller",
- .hcd_priv_size = sizeof(struct ehci_hcd),
-
- .irq = ehci_irq,
- .flags = HCD_MEMORY | HCD_USB2,
-
- .reset = ehci_ar71xx_init,
- .start = ehci_run,
- .stop = ehci_stop,
- .shutdown = ehci_shutdown,
-
- .urb_enqueue = ehci_urb_enqueue,
- .urb_dequeue = ehci_urb_dequeue,
- .endpoint_disable = ehci_endpoint_disable,
- .endpoint_reset = ehci_endpoint_reset,
-
- .get_frame_number = ehci_get_frame,
-
- .hub_status_data = ehci_hub_status_data,
- .hub_control = ehci_hub_control,
-#ifdef CONFIG_PM
- .hub_suspend = ehci_hub_suspend,
- .hub_resume = ehci_hub_resume,
-#endif
- .relinquish_port = ehci_relinquish_port,
- .port_handed_over = ehci_port_handed_over,
-
- .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
-};
-
-static const struct hc_driver ehci_ar91xx_hc_driver = {
- .description = hcd_name,
- .product_desc = "Atheros AR91xx built-in EHCI controller",
- .hcd_priv_size = sizeof(struct ehci_hcd),
- .irq = ehci_irq,
- .flags = HCD_MEMORY | HCD_USB2,
-
- .reset = ehci_ar91xx_init,
- .start = ehci_run,
- .stop = ehci_stop,
- .shutdown = ehci_shutdown,
-
- .urb_enqueue = ehci_urb_enqueue,
- .urb_dequeue = ehci_urb_dequeue,
- .endpoint_disable = ehci_endpoint_disable,
- .endpoint_reset = ehci_endpoint_reset,
-
- .get_frame_number = ehci_get_frame,
-
- .hub_status_data = ehci_hub_status_data,
- .hub_control = ehci_hub_control,
-#ifdef CONFIG_PM
- .hub_suspend = ehci_hub_suspend,
- .hub_resume = ehci_hub_resume,
-#endif
- .relinquish_port = ehci_relinquish_port,
- .port_handed_over = ehci_port_handed_over,
-
- .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
-};
-
-static int ehci_ar71xx_driver_probe(struct platform_device *pdev)
-{
- struct ar71xx_ehci_platform_data *pdata;
- struct usb_hcd *hcd = NULL;
- int ret;
-
- if (usb_disabled())
- return -ENODEV;
-
- pdata = pdev->dev.platform_data;
- if (!pdata) {
- dev_err(&pdev->dev, "no platform data specified for %s\n",
- dev_name(&pdev->dev));
- return -ENODEV;
- }
-
- if (pdata->is_ar91xx)
- ret = ehci_ar71xx_probe(&ehci_ar91xx_hc_driver, &hcd, pdev);
- else
- ret = ehci_ar71xx_probe(&ehci_ar71xx_hc_driver, &hcd, pdev);
-
- return ret;
-}
-
-static int ehci_ar71xx_driver_remove(struct platform_device *pdev)
-{
- struct usb_hcd *hcd = platform_get_drvdata(pdev);
-
- ehci_ar71xx_remove(hcd, pdev);
- return 0;
-}
-
-MODULE_ALIAS("platform:ar71xx-ehci");
-
-static struct platform_driver ehci_ar71xx_driver = {
- .probe = ehci_ar71xx_driver_probe,
- .remove = ehci_ar71xx_driver_remove,
- .driver = {
- .name = "ar71xx-ehci",
- }
-};
diff --git a/target/linux/ar71xx/files/drivers/usb/host/ohci-ar71xx.c b/target/linux/ar71xx/files/drivers/usb/host/ohci-ar71xx.c
deleted file mode 100644
index 1ab33f3bf..000000000
--- a/target/linux/ar71xx/files/drivers/usb/host/ohci-ar71xx.c
+++ /dev/null
@@ -1,165 +0,0 @@
-/*
- * OHCI HCD (Host Controller Driver) for USB.
- *
- * Bus Glue for Atheros AR71xx built-in OHCI controller.
- *
- * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * Parts of this file are based on Atheros' 2.6.15 BSP
- * Copyright (C) 2007 Atheros Communications, Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include <linux/platform_device.h>
-#include <linux/delay.h>
-
-extern int usb_disabled(void);
-
-static int usb_hcd_ar71xx_probe(const struct hc_driver *driver,
- struct platform_device *pdev)
-{
- struct usb_hcd *hcd;
- struct resource *res;
- int irq;
- int ret;
-
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!res) {
- dev_dbg(&pdev->dev, "no IRQ specified for %s\n",
- dev_name(&pdev->dev));
- return -ENODEV;
- }
- irq = res->start;
-
- hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev));
- if (!hcd)
- return -ENOMEM;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_dbg(&pdev->dev, "no base address specified for %s\n",
- dev_name(&pdev->dev));
- ret = -ENODEV;
- goto err_put_hcd;
- }
- hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
-
- if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
- dev_dbg(&pdev->dev, "controller already in use\n");
- ret = -EBUSY;
- goto err_put_hcd;
- }
-
- hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
- if (!hcd->regs) {
- dev_dbg(&pdev->dev, "error mapping memory\n");
- ret = -EFAULT;
- goto err_release_region;
- }
-
- ohci_hcd_init(hcd_to_ohci(hcd));
-
- ret = usb_add_hcd(hcd, irq, IRQF_DISABLED);
- if (ret)
- goto err_stop_hcd;
-
- return 0;
-
-err_stop_hcd:
- iounmap(hcd->regs);
-err_release_region:
- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
-err_put_hcd:
- usb_put_hcd(hcd);
- return ret;
-}
-
-void usb_hcd_ar71xx_remove(struct usb_hcd *hcd, struct platform_device *pdev)
-{
- usb_remove_hcd(hcd);
- iounmap(hcd->regs);
- release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
- usb_put_hcd(hcd);
-}
-
-static int __devinit ohci_ar71xx_start(struct usb_hcd *hcd)
-{
- struct ohci_hcd *ohci = hcd_to_ohci(hcd);
- int ret;
-
- ret = ohci_init(ohci);
- if (ret < 0)
- return ret;
-
- ret = ohci_run(ohci);
- if (ret < 0)
- goto err;
-
- return 0;
-
-err:
- ohci_stop(hcd);
- return ret;
-}
-
-static const struct hc_driver ohci_ar71xx_hc_driver = {
- .description = hcd_name,
- .product_desc = "Atheros AR71xx built-in OHCI controller",
- .hcd_priv_size = sizeof(struct ohci_hcd),
-
- .irq = ohci_irq,
- .flags = HCD_USB11 | HCD_MEMORY,
-
- .start = ohci_ar71xx_start,
- .stop = ohci_stop,
- .shutdown = ohci_shutdown,
-
- .urb_enqueue = ohci_urb_enqueue,
- .urb_dequeue = ohci_urb_dequeue,
- .endpoint_disable = ohci_endpoint_disable,
-
- /*
- * scheduling support
- */
- .get_frame_number = ohci_get_frame,
-
- /*
- * root hub support
- */
- .hub_status_data = ohci_hub_status_data,
- .hub_control = ohci_hub_control,
- .start_port_reset = ohci_start_port_reset,
-};
-
-static int ohci_hcd_ar71xx_drv_probe(struct platform_device *pdev)
-{
- if (usb_disabled())
- return -ENODEV;
-
- return usb_hcd_ar71xx_probe(&ohci_ar71xx_hc_driver, pdev);
-}
-
-static int ohci_hcd_ar71xx_drv_remove(struct platform_device *pdev)
-{
- struct usb_hcd *hcd = platform_get_drvdata(pdev);
-
- usb_hcd_ar71xx_remove(hcd, pdev);
- return 0;
-}
-
-MODULE_ALIAS("platform:ar71xx-ohci");
-
-static struct platform_driver ohci_hcd_ar71xx_driver = {
- .probe = ohci_hcd_ar71xx_drv_probe,
- .remove = ohci_hcd_ar71xx_drv_remove,
- .shutdown = usb_hcd_platform_shutdown,
- .driver = {
- .name = "ar71xx-ohci",
- .owner = THIS_MODULE,
- },
-};
diff --git a/target/linux/ar71xx/files/drivers/watchdog/ar71xx_wdt.c b/target/linux/ar71xx/files/drivers/watchdog/ar71xx_wdt.c
deleted file mode 100644
index d5e1f8a3c..000000000
--- a/target/linux/ar71xx/files/drivers/watchdog/ar71xx_wdt.c
+++ /dev/null
@@ -1,305 +0,0 @@
-/*
- * Driver for the Atheros AR71xx SoC's built-in hardware watchdog timer.
- *
- * Copyright (C) 2010-2011 Jaiganesh Narayanan <jnarayanan@atheros.com>
- * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * Parts of this file are based on Atheros 2.6.31 BSP
- *
- * This driver was based on: drivers/watchdog/ixp4xx_wdt.c
- * Author: Deepak Saxena <dsaxena@plexity.net>
- * Copyright 2004 (c) MontaVista, Software, Inc.
- *
- * which again was based on sa1100 driver,
- * Copyright (C) 2000 Oleg Drokin <green@crimea.edu>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- *
- */
-
-#include <linux/bitops.h>
-#include <linux/errno.h>
-#include <linux/fs.h>
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/miscdevice.h>
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/platform_device.h>
-#include <linux/types.h>
-#include <linux/watchdog.h>
-#include <linux/delay.h>
-
-#include <asm/mach-ar71xx/ar71xx.h>
-
-#define DRV_NAME "ar71xx-wdt"
-#define DRV_DESC "Atheros AR71xx hardware watchdog driver"
-#define DRV_VERSION "0.1.0"
-
-#define WDT_TIMEOUT 15 /* seconds */
-
-static int nowayout = WATCHDOG_NOWAYOUT;
-
-#ifdef CONFIG_WATCHDOG_NOWAYOUT
-module_param(nowayout, int, 0);
-MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started "
- "(default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
-#endif
-
-static unsigned long wdt_flags;
-
-#define WDT_FLAGS_BUSY 0
-#define WDT_FLAGS_EXPECT_CLOSE 1
-
-static int wdt_timeout = WDT_TIMEOUT;
-static int boot_status;
-static int max_timeout;
-static u32 wdt_clk_freq;
-
-static inline void ar71xx_wdt_keepalive(void)
-{
- ar71xx_reset_wr(AR71XX_RESET_REG_WDOG, wdt_clk_freq * wdt_timeout);
-}
-
-static inline void ar71xx_wdt_enable(void)
-{
- printk(KERN_DEBUG DRV_NAME ": enabling watchdog timer\n");
- ar71xx_wdt_keepalive();
- udelay(2);
- ar71xx_reset_wr(AR71XX_RESET_REG_WDOG_CTRL, WDOG_CTRL_ACTION_FCR);
-}
-
-static inline void ar71xx_wdt_disable(void)
-{
- printk(KERN_DEBUG DRV_NAME ": disabling watchdog timer\n");
- ar71xx_reset_wr(AR71XX_RESET_REG_WDOG_CTRL, WDOG_CTRL_ACTION_NONE);
-}
-
-static int ar71xx_wdt_set_timeout(int val)
-{
- if (val < 1 || val > max_timeout)
- return -EINVAL;
-
- wdt_timeout = val;
- ar71xx_wdt_keepalive();
-
- printk(KERN_DEBUG DRV_NAME ": timeout=%d secs\n", wdt_timeout);
-
- return 0;
-}
-
-static int ar71xx_wdt_open(struct inode *inode, struct file *file)
-{
- if (test_and_set_bit(WDT_FLAGS_BUSY, &wdt_flags))
- return -EBUSY;
-
- clear_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags);
-
- ar71xx_wdt_enable();
-
- return nonseekable_open(inode, file);
-}
-
-static int ar71xx_wdt_release(struct inode *inode, struct file *file)
-{
- if (test_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags)) {
- ar71xx_wdt_disable();
- } else {
- printk(KERN_CRIT DRV_NAME ": device closed unexpectedly, "
- "watchdog timer will not stop!\n");
- }
-
- clear_bit(WDT_FLAGS_BUSY, &wdt_flags);
- clear_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags);
-
- return 0;
-}
-
-static ssize_t ar71xx_wdt_write(struct file *file, const char *data,
- size_t len, loff_t *ppos)
-{
- if (len) {
- if (!nowayout) {
- size_t i;
-
- clear_bit(WDT_FLAGS_EXPECT_CLOSE, &wdt_flags);
-
- for (i = 0; i != len; i++) {
- char c;
-
- if (get_user(c, data + i))
- return -EFAULT;
-
- if (c == 'V')
- set_bit(WDT_FLAGS_EXPECT_CLOSE,
- &wdt_flags);
- }
- }
-
- ar71xx_wdt_keepalive();
- }
-
- return len;
-}
-
-static struct watchdog_info ar71xx_wdt_info = {
- .options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING |
- WDIOF_MAGICCLOSE | WDIOF_CARDRESET,
- .firmware_version = 0,
- .identity = "AR71XX watchdog",
-};
-
-static long ar71xx_wdt_ioctl(struct file *file,
- unsigned int cmd, unsigned long arg)
-{
- int t;
- int ret;
-
- switch (cmd) {
- case WDIOC_GETSUPPORT:
- ret = copy_to_user((struct watchdog_info *)arg,
- &ar71xx_wdt_info,
- sizeof(ar71xx_wdt_info)) ? -EFAULT : 0;
- break;
-
- case WDIOC_GETSTATUS:
- ret = put_user(0, (int *)arg) ? -EFAULT : 0;
- break;
-
- case WDIOC_GETBOOTSTATUS:
- ret = put_user(boot_status, (int *)arg) ? -EFAULT : 0;
- break;
-
- case WDIOC_KEEPALIVE:
- ar71xx_wdt_keepalive();
- ret = 0;
- break;
-
- case WDIOC_SETTIMEOUT:
- ret = get_user(t, (int *)arg) ? -EFAULT : 0;
- if (ret)
- break;
-
- ret = ar71xx_wdt_set_timeout(t);
- if (ret)
- break;
-
- /* fallthrough */
- case WDIOC_GETTIMEOUT:
- ret = put_user(wdt_timeout, (int *)arg) ? -EFAULT : 0;
- break;
-
- default:
- ret = -ENOTTY;
- break;
- }
-
- return ret;
-}
-
-static const struct file_operations ar71xx_wdt_fops = {
- .owner = THIS_MODULE,
- .write = ar71xx_wdt_write,
- .unlocked_ioctl = ar71xx_wdt_ioctl,
- .open = ar71xx_wdt_open,
- .release = ar71xx_wdt_release,
-};
-
-static struct miscdevice ar71xx_wdt_miscdev = {
- .minor = WATCHDOG_MINOR,
- .name = "watchdog",
- .fops = &ar71xx_wdt_fops,
-};
-
-static int __devinit ar71xx_wdt_probe(struct platform_device *pdev)
-{
- int ret;
-
- switch (ar71xx_soc) {
- case AR71XX_SOC_AR7130:
- case AR71XX_SOC_AR7141:
- case AR71XX_SOC_AR7161:
- case AR71XX_SOC_AR7240:
- case AR71XX_SOC_AR7241:
- case AR71XX_SOC_AR7242:
- case AR71XX_SOC_AR9130:
- case AR71XX_SOC_AR9132:
- wdt_clk_freq = ar71xx_ahb_freq;
- break;
-
- case AR71XX_SOC_AR9330:
- case AR71XX_SOC_AR9331:
- case AR71XX_SOC_AR9341:
- case AR71XX_SOC_AR9342:
- case AR71XX_SOC_AR9344:
- wdt_clk_freq = ar71xx_ref_freq;
- break;
-
- default:
- BUG();
- }
-
- max_timeout = (0xfffffffful / wdt_clk_freq);
- wdt_timeout = (max_timeout < WDT_TIMEOUT) ? max_timeout : WDT_TIMEOUT;
-
- if (ar71xx_reset_rr(AR71XX_RESET_REG_WDOG_CTRL) & WDOG_CTRL_LAST_RESET)
- boot_status = WDIOF_CARDRESET;
-
- ret = misc_register(&ar71xx_wdt_miscdev);
- if (ret)
- goto err_out;
-
- printk(KERN_INFO DRV_DESC " version " DRV_VERSION "\n");
-
- printk(KERN_DEBUG DRV_NAME ": timeout=%d secs (max=%d)\n",
- wdt_timeout, max_timeout);
-
- return 0;
-
-err_out:
- return ret;
-}
-
-static int __devexit ar71xx_wdt_remove(struct platform_device *pdev)
-{
- misc_deregister(&ar71xx_wdt_miscdev);
- return 0;
-}
-
-static void ar71xx_wdt_shutdown(struct platform_device *pdev)
-{
- ar71xx_wdt_disable();
-}
-
-static struct platform_driver ar71xx_wdt_driver = {
- .probe = ar71xx_wdt_probe,
- .remove = __devexit_p(ar71xx_wdt_remove),
- .shutdown = ar71xx_wdt_shutdown,
- .driver = {
- .name = DRV_NAME,
- .owner = THIS_MODULE,
- },
-};
-
-static int __init ar71xx_wdt_init(void)
-{
- return platform_driver_register(&ar71xx_wdt_driver);
-}
-module_init(ar71xx_wdt_init);
-
-static void __exit ar71xx_wdt_exit(void)
-{
- platform_driver_unregister(&ar71xx_wdt_driver);
-}
-module_exit(ar71xx_wdt_exit);
-
-MODULE_DESCRIPTION(DRV_DESC);
-MODULE_VERSION(DRV_VERSION);
-MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org");
-MODULE_AUTHOR("Imre Kaloz <kaloz@openwrt.org");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("platform:" DRV_NAME);
-MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);