[adm5120] remove 2.6.25 specific stuff

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12598 3c298f89-4303-0410-b956-a3cf2f4a3e73

2 files changed, 0 insertions, 1228 deletions

diff --git a/target/linux/adm5120/files/drivers/net/adm5120sw.c b/target/linux/adm5120/files/drivers/net/adm5120sw.c
deleted file mode 100644
index 8f3610e90..000000000
--- a/target/linux/adm5120/files/drivers/net/adm5120sw.c
+++ /dev/null
@@ -1,1205 +0,0 @@
-/*
- *  ADM5120 built-in ethernet switch driver
- *
- *  Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org>
- *
- *  This code was based on a driver for Linux 2.6.xx by Jeroen Vreeken.
- *    Copyright Jeroen Vreeken (pe1rxq@amsat.org), 2005
- *  NAPI extension for the Jeroen's driver
- *    Copyright Thomas Langer (Thomas.Langer@infineon.com), 2007
- *    Copyright Friedrich Beckmann (Friedrich.Beckmann@infineon.com), 2007
- *  Inspiration for the Jeroen's driver came from the ADMtek 2.4 driver.
- *    Copyright ADMtek 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/kernel.h>
-#include <linux/module.h>
-#include <linux/errno.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/spinlock.h>
-#include <linux/platform_device.h>
-
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-#include <linux/skbuff.h>
-
-#include <linux/io.h>
-#include <linux/irq.h>
-
-#include <asm/mipsregs.h>
-
-#include <adm5120_info.h>
-#include <adm5120_defs.h>
-#include <adm5120_irq.h>
-#include <adm5120_switch.h>
-
-#include "adm5120sw.h"
-
-#define DRV_NAME	"adm5120-switch"
-#define DRV_DESC	"ADM5120 built-in ethernet switch driver"
-#define DRV_VERSION	"0.1.1"
-
-#define CONFIG_ADM5120_SWITCH_NAPI	1
-#undef CONFIG_ADM5120_SWITCH_DEBUG
-
-/* ------------------------------------------------------------------------ */
-
-#ifdef CONFIG_ADM5120_SWITCH_DEBUG
-#define SW_DBG(f, a...)		printk(KERN_DBG "%s: " f, DRV_NAME , ## a)
-#else
-#define SW_DBG(f, a...)		do {} while (0)
-#endif
-#define SW_ERR(f, a...)		printk(KERN_ERR "%s: " f, DRV_NAME , ## a)
-#define SW_INFO(f, a...)	printk(KERN_INFO "%s: " f, DRV_NAME , ## a)
-
-#define SWITCH_NUM_PORTS	6
-#define ETH_CSUM_LEN		4
-
-#define RX_MAX_PKTLEN	1550
-#define RX_RING_SIZE	64
-
-#define TX_RING_SIZE	32
-#define TX_QUEUE_LEN	28	/* Limit ring entries actually used. */
-#define TX_TIMEOUT	HZ*400
-
-#define RX_DESCS_SIZE	(RX_RING_SIZE * sizeof(struct dma_desc *))
-#define RX_SKBS_SIZE	(RX_RING_SIZE * sizeof(struct sk_buff *))
-#define TX_DESCS_SIZE	(TX_RING_SIZE * sizeof(struct dma_desc *))
-#define TX_SKBS_SIZE	(TX_RING_SIZE * sizeof(struct sk_buff *))
-
-#define SKB_ALLOC_LEN		(RX_MAX_PKTLEN + 32)
-#define SKB_RESERVE_LEN		(NET_IP_ALIGN + NET_SKB_PAD)
-
-#define SWITCH_INTS_HIGH (SWITCH_INT_SHD | SWITCH_INT_RHD | SWITCH_INT_HDF)
-#define SWITCH_INTS_LOW (SWITCH_INT_SLD | SWITCH_INT_RLD | SWITCH_INT_LDF)
-#define SWITCH_INTS_ERR (SWITCH_INT_RDE | SWITCH_INT_SDE | SWITCH_INT_CPUH)
-#define SWITCH_INTS_Q (SWITCH_INT_P0QF | SWITCH_INT_P1QF | SWITCH_INT_P2QF | \
-			SWITCH_INT_P3QF | SWITCH_INT_P4QF | SWITCH_INT_P5QF | \
-			SWITCH_INT_CPQF | SWITCH_INT_GQF)
-
-#define SWITCH_INTS_ALL (SWITCH_INTS_HIGH | SWITCH_INTS_LOW | \
-			SWITCH_INTS_ERR | SWITCH_INTS_Q | \
-			SWITCH_INT_MD | SWITCH_INT_PSC)
-
-#define SWITCH_INTS_USED (SWITCH_INTS_LOW | SWITCH_INT_PSC)
-#define SWITCH_INTS_POLL (SWITCH_INT_RLD | SWITCH_INT_LDF | SWITCH_INT_SLD)
-
-/* ------------------------------------------------------------------------ */
-
-struct adm5120_if_priv {
-	struct net_device *dev;
-
-	unsigned int	vlan_no;
-	unsigned int	port_mask;
-
-#ifdef CONFIG_ADM5120_SWITCH_NAPI
-	struct napi_struct napi;
-#endif
-};
-
-struct dma_desc {
-	__u32			buf1;
-#define DESC_OWN		(1UL << 31)	/* Owned by the switch */
-#define DESC_EOR		(1UL << 28)	/* End of Ring */
-#define DESC_ADDR_MASK		0x1FFFFFF
-#define DESC_ADDR(x)	((__u32)(x) & DESC_ADDR_MASK)
-	__u32			buf2;
-#define DESC_BUF2_EN		(1UL << 31)	/* Buffer 2 enable */
-	__u32			buflen;
-	__u32			misc;
-/* definitions for tx/rx descriptors */
-#define DESC_PKTLEN_SHIFT	16
-#define DESC_PKTLEN_MASK	0x7FF
-/* tx descriptor specific part */
-#define DESC_CSUM		(1UL << 31)	/* Append checksum */
-#define DESC_DSTPORT_SHIFT	8
-#define DESC_DSTPORT_MASK	0x3F
-#define DESC_VLAN_MASK		0x3F
-/* rx descriptor specific part */
-#define DESC_SRCPORT_SHIFT	12
-#define DESC_SRCPORT_MASK	0x7
-#define DESC_DA_MASK		0x3
-#define DESC_DA_SHIFT		4
-#define DESC_IPCSUM_FAIL	(1UL << 3)	/* IP checksum fail */
-#define DESC_VLAN_TAG		(1UL << 2)	/* VLAN tag present */
-#define DESC_TYPE_MASK		0x3		/* mask for Packet type */
-#define DESC_TYPE_IP		0x0		/* IP packet */
-#define DESC_TYPE_PPPoE		0x1		/* PPPoE packet */
-} __attribute__ ((aligned(16)));
-
-/* ------------------------------------------------------------------------ */
-
-static int adm5120_nrdevs;
-
-static struct net_device *adm5120_devs[SWITCH_NUM_PORTS];
-/* Lookup table port -> device */
-static struct net_device *adm5120_port[SWITCH_NUM_PORTS];
-
-static struct dma_desc *txl_descs;
-static struct dma_desc *rxl_descs;
-
-static dma_addr_t txl_descs_dma;
-static dma_addr_t rxl_descs_dma;
-
-static struct sk_buff **txl_skbuff;
-static struct sk_buff **rxl_skbuff;
-
-static unsigned int cur_rxl, dirty_rxl; /* producer/consumer ring indices */
-static unsigned int cur_txl, dirty_txl;
-
-static unsigned int sw_used;
-
-static spinlock_t tx_lock = SPIN_LOCK_UNLOCKED;
-
-/* ------------------------------------------------------------------------ */
-
-static inline u32 sw_read_reg(u32 reg)
-{
-	return __raw_readl((void __iomem *)KSEG1ADDR(ADM5120_SWITCH_BASE)+reg);
-}
-
-static inline void sw_write_reg(u32 reg, u32 val)
-{
-	__raw_writel(val, (void __iomem *)KSEG1ADDR(ADM5120_SWITCH_BASE)+reg);
-}
-
-static inline void sw_int_mask(u32 mask)
-{
-	u32	t;
-
-	t = sw_read_reg(SWITCH_REG_INT_MASK);
-	t |= mask;
-	sw_write_reg(SWITCH_REG_INT_MASK, t);
-}
-
-static inline void sw_int_unmask(u32 mask)
-{
-	u32	t;
-
-	t = sw_read_reg(SWITCH_REG_INT_MASK);
-	t &= ~mask;
-	sw_write_reg(SWITCH_REG_INT_MASK, t);
-}
-
-static inline void sw_int_ack(u32 mask)
-{
-	sw_write_reg(SWITCH_REG_INT_STATUS, mask);
-}
-
-static inline u32 sw_int_status(void)
-{
-	u32	t;
-
-	t = sw_read_reg(SWITCH_REG_INT_STATUS);
-	t &= ~sw_read_reg(SWITCH_REG_INT_MASK);
-	return t;
-}
-
-static inline u32 desc_get_srcport(struct dma_desc *desc)
-{
-	return (desc->misc >> DESC_SRCPORT_SHIFT) & DESC_SRCPORT_MASK;
-}
-
-static inline u32 desc_get_pktlen(struct dma_desc *desc)
-{
-	return (desc->misc >> DESC_PKTLEN_SHIFT) & DESC_PKTLEN_MASK;
-}
-
-static inline int desc_ipcsum_fail(struct dma_desc *desc)
-{
-	return ((desc->misc & DESC_IPCSUM_FAIL) != 0);
-}
-
-/* ------------------------------------------------------------------------ */
-
-static void sw_dump_desc(char *label, struct dma_desc *desc, int tx)
-{
-	u32 t;
-
-	SW_DBG("%s %s desc/%p\n", label, tx ? "tx" : "rx", desc);
-
-	t = desc->buf1;
-	SW_DBG("    buf1 %08X addr=%08X; len=%08X %s%s\n", t,
-		t & DESC_ADDR_MASK,
-		desc->buflen,
-		(t & DESC_OWN) ? "SWITCH" : "CPU",
-		(t & DESC_EOR) ? " RE" : "");
-
-	t = desc->buf2;
-	SW_DBG("    buf2 %08X addr=%08X%s\n", desc->buf2,
-		t & DESC_ADDR_MASK,
-		(t & DESC_BUF2_EN) ? " EN" : "" );
-
-	t = desc->misc;
-	if (tx)
-		SW_DBG("    misc %08X%s pktlen=%04X ports=%02X vlan=%02X\n", t,
-			(t & DESC_CSUM) ? " CSUM" : "",
-			(t >> DESC_PKTLEN_SHIFT) & DESC_PKTLEN_MASK,
-			(t >> DESC_DSTPORT_SHIFT) & DESC_DSTPORT_MASK,
-			t & DESC_VLAN_MASK);
-	else
-		SW_DBG("    misc %08X pktlen=%04X port=%d DA=%d%s%s type=%d\n",
-			t,
-			(t >> DESC_PKTLEN_SHIFT) & DESC_PKTLEN_MASK,
-			(t >> DESC_SRCPORT_SHIFT) & DESC_SRCPORT_MASK,
-			(t >> DESC_DA_SHIFT) & DESC_DA_MASK,
-			(t & DESC_IPCSUM_FAIL) ? " IPCF" : "",
-			(t & DESC_VLAN_TAG) ? " VLAN" : "",
-			(t & DESC_TYPE_MASK));
-}
-
-static void sw_dump_intr_mask(char *label, u32 mask)
-{
-	SW_DBG("%s %08X%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
-		label, mask,
-		(mask & SWITCH_INT_SHD) ? " SHD" : "",
-		(mask & SWITCH_INT_SLD) ? " SLD" : "",
-		(mask & SWITCH_INT_RHD) ? " RHD" : "",
-		(mask & SWITCH_INT_RLD) ? " RLD" : "",
-		(mask & SWITCH_INT_HDF) ? " HDF" : "",
-		(mask & SWITCH_INT_LDF) ? " LDF" : "",
-		(mask & SWITCH_INT_P0QF) ? " P0QF" : "",
-		(mask & SWITCH_INT_P1QF) ? " P1QF" : "",
-		(mask & SWITCH_INT_P2QF) ? " P2QF" : "",
-		(mask & SWITCH_INT_P3QF) ? " P3QF" : "",
-		(mask & SWITCH_INT_P4QF) ? " P4QF" : "",
-		(mask & SWITCH_INT_CPQF) ? " CPQF" : "",
-		(mask & SWITCH_INT_GQF) ? " GQF" : "",
-		(mask & SWITCH_INT_MD) ? " MD" : "",
-		(mask & SWITCH_INT_BCS) ? " BCS" : "",
-		(mask & SWITCH_INT_PSC) ? " PSC" : "",
-		(mask & SWITCH_INT_ID) ? " ID" : "",
-		(mask & SWITCH_INT_W0TE) ? " W0TE" : "",
-		(mask & SWITCH_INT_W1TE) ? " W1TE" : "",
-		(mask & SWITCH_INT_RDE) ? " RDE" : "",
-		(mask & SWITCH_INT_SDE) ? " SDE" : "",
-		(mask & SWITCH_INT_CPUH) ? " CPUH" : "");
-}
-
-static void sw_dump_regs(void)
-{
-	u32 t;
-
-	t = sw_read_reg(SWITCH_REG_PHY_STATUS);
-	SW_DBG("phy_status: %08X\n", t);
-
-	t = sw_read_reg(SWITCH_REG_CPUP_CONF);
-	SW_DBG("cpup_conf: %08X%s%s%s\n", t,
-		(t & CPUP_CONF_DCPUP) ? " DCPUP" : "",
-		(t & CPUP_CONF_CRCP) ? " CRCP" : "",
-		(t & CPUP_CONF_BTM) ? " BTM" : "");
-
-	t = sw_read_reg(SWITCH_REG_PORT_CONF0);
-	SW_DBG("port_conf0: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_PORT_CONF1);
-	SW_DBG("port_conf1: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_PORT_CONF2);
-	SW_DBG("port_conf2: %08X\n", t);
-
-	t = sw_read_reg(SWITCH_REG_VLAN_G1);
-	SW_DBG("vlan g1: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_VLAN_G2);
-	SW_DBG("vlan g2: %08X\n", t);
-
-	t = sw_read_reg(SWITCH_REG_BW_CNTL0);
-	SW_DBG("bw_cntl0: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_BW_CNTL1);
-	SW_DBG("bw_cntl1: %08X\n", t);
-
-	t = sw_read_reg(SWITCH_REG_PHY_CNTL0);
-	SW_DBG("phy_cntl0: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_PHY_CNTL1);
-	SW_DBG("phy_cntl1: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_PHY_CNTL2);
-	SW_DBG("phy_cntl2: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_PHY_CNTL3);
-	SW_DBG("phy_cntl3: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_PHY_CNTL4);
-	SW_DBG("phy_cntl4: %08X\n", t);
-
-	t = sw_read_reg(SWITCH_REG_INT_STATUS);
-	sw_dump_intr_mask("int_status: ", t);
-
-	t = sw_read_reg(SWITCH_REG_INT_MASK);
-	sw_dump_intr_mask("int_mask: ", t);
-
-	t = sw_read_reg(SWITCH_REG_SHDA);
-	SW_DBG("shda: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_SLDA);
-	SW_DBG("slda: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_RHDA);
-	SW_DBG("rhda: %08X\n", t);
-	t = sw_read_reg(SWITCH_REG_RLDA);
-	SW_DBG("rlda: %08X\n", t);
-}
-
-/* ------------------------------------------------------------------------ */
-
-static inline void adm5120_rx_dma_update(struct dma_desc *desc,
-	struct sk_buff *skb, int end)
-{
-	desc->misc = 0;
-	desc->buf2 = 0;
-	desc->buflen = RX_MAX_PKTLEN;
-	desc->buf1 = DESC_ADDR(skb->data) |
-		DESC_OWN | (end ? DESC_EOR : 0);
-}
-
-static void adm5120_switch_rx_refill(void)
-{
-	unsigned int entry;
-
-	for (; cur_rxl - dirty_rxl > 0; dirty_rxl++) {
-		struct dma_desc *desc;
-		struct sk_buff *skb;
-
-		entry = dirty_rxl % RX_RING_SIZE;
-		desc = &rxl_descs[entry];
-
-		skb = rxl_skbuff[entry];
-		if (skb == NULL) {
-			skb = alloc_skb(SKB_ALLOC_LEN, GFP_ATOMIC);
-			if (skb) {
-				skb_reserve(skb, SKB_RESERVE_LEN);
-				rxl_skbuff[entry] = skb;
-			} else {
-				SW_ERR("no memory for skb\n");
-				desc->buflen = 0;
-				desc->buf2 = 0;
-				desc->misc = 0;
-				desc->buf1 = (desc->buf1 & DESC_EOR) | DESC_OWN;
-				break;
-			}
-		}
-
-		desc->buf2 = 0;
-		desc->buflen = RX_MAX_PKTLEN;
-		desc->misc = 0;
-		desc->buf1 = (desc->buf1 & DESC_EOR) | DESC_OWN |
-				DESC_ADDR(skb->data);
-	}
-}
-
-static int adm5120_switch_rx(int limit)
-{
-	unsigned int done = 0;
-
-	SW_DBG("rx start, limit=%d, cur_rxl=%u, dirty_rxl=%u\n",
-				limit, cur_rxl, dirty_rxl);
-
-	while (done < limit) {
-		int entry = cur_rxl % RX_RING_SIZE;
-		struct dma_desc *desc = &rxl_descs[entry];
-		struct net_device *rdev;
-		unsigned int port;
-
-		if (desc->buf1 & DESC_OWN)
-			break;
-
-		if (dirty_rxl + RX_RING_SIZE == cur_rxl)
-			break;
-
-		port = desc_get_srcport(desc);
-		rdev = adm5120_port[port];
-
-		SW_DBG("rx descriptor %u, desc=%p, skb=%p\n", entry, desc,
-				rxl_skbuff[entry]);
-
-		if ((rdev) && netif_running(rdev)) {
-			struct sk_buff *skb = rxl_skbuff[entry];
-			int pktlen;
-
-			pktlen = desc_get_pktlen(desc);
-			pktlen -= ETH_CSUM_LEN;
-
-			if ((pktlen == 0) || desc_ipcsum_fail(desc)) {
-				rdev->stats.rx_errors++;
-				if (pktlen == 0)
-					rdev->stats.rx_length_errors++;
-				if (desc_ipcsum_fail(desc))
-					rdev->stats.rx_crc_errors++;
-				SW_DBG("rx error, recycling skb %u\n", entry);
-			} else {
-				skb_put(skb, pktlen);
-
-				skb->dev = rdev;
-				skb->protocol = eth_type_trans(skb, rdev);
-				skb->ip_summed = CHECKSUM_UNNECESSARY;
-
-				dma_cache_wback_inv((unsigned long)skb->data,
-					skb->len);
-
-#ifdef CONFIG_ADM5120_SWITCH_NAPI
-				netif_receive_skb(skb);
-#else
-				netif_rx(skb);
-#endif
-
-				rdev->last_rx = jiffies;
-				rdev->stats.rx_packets++;
-				rdev->stats.rx_bytes += pktlen;
-
-				rxl_skbuff[entry] = NULL;
-				done++;
-			}
-		} else {
-			SW_DBG("no rx device, recycling skb %u\n", entry);
-		}
-
-		cur_rxl++;
-		if (cur_rxl - dirty_rxl > RX_RING_SIZE / 4)
-			adm5120_switch_rx_refill();
-	}
-
-	adm5120_switch_rx_refill();
-
-	SW_DBG("rx finished, cur_rxl=%u, dirty_rxl=%u, processed %d\n",
-				cur_rxl, dirty_rxl, done);
-
-	return done;
-}
-
-static void adm5120_switch_tx(void)
-{
-	unsigned int entry;
-
-	spin_lock(&tx_lock);
-	entry = dirty_txl % TX_RING_SIZE;
-	while (dirty_txl != cur_txl) {
-		struct dma_desc *desc = &txl_descs[entry];
-		struct sk_buff *skb = txl_skbuff[entry];
-
-		if (desc->buf1 & DESC_OWN)
-			break;
-
-		if (netif_running(skb->dev)) {
-			skb->dev->stats.tx_bytes += skb->len;
-			skb->dev->stats.tx_packets++;
-		}
-
-		dev_kfree_skb_irq(skb);
-		txl_skbuff[entry] = NULL;
-		entry = (++dirty_txl) % TX_RING_SIZE;
-	}
-
-	if ((cur_txl - dirty_txl) < TX_QUEUE_LEN - 4) {
-		int i;
-		for (i = 0; i < SWITCH_NUM_PORTS; i++) {
-			if (!adm5120_devs[i])
-				continue;
-			netif_wake_queue(adm5120_devs[i]);
-		}
-	}
-	spin_unlock(&tx_lock);
-}
-
-#ifdef CONFIG_ADM5120_SWITCH_NAPI
-static int adm5120_if_poll(struct napi_struct *napi, int limit)
-{
-	struct adm5120_if_priv *priv = container_of(napi,
-				struct adm5120_if_priv, napi);
-	struct net_device *dev = priv->dev;
-	int done;
-	u32 status;
-
-	sw_int_ack(SWITCH_INTS_POLL);
-
-	SW_DBG("%s: processing TX ring\n", dev->name);
-	adm5120_switch_tx();
-
-	SW_DBG("%s: processing RX ring\n", dev->name);
-	done = adm5120_switch_rx(limit);
-
-	status = sw_int_status() & SWITCH_INTS_POLL;
-	if ((done < limit) && (!status)) {
-		SW_DBG("disable polling mode for %s\n", dev->name);
-		netif_rx_complete(dev, napi);
-		sw_int_unmask(SWITCH_INTS_POLL);
-		return 0;
-	}
-
-	SW_DBG("%s still in polling mode, done=%d, status=%x\n",
-			dev->name, done, status);
-	return 1;
-}
-#endif /* CONFIG_ADM5120_SWITCH_NAPI */
-
-
-static irqreturn_t adm5120_switch_irq(int irq, void *dev_id)
-{
-	u32 status;
-
-	status = sw_int_status();
-	status &= SWITCH_INTS_ALL;
-	if (!status)
-		return IRQ_NONE;
-
-#ifdef CONFIG_ADM5120_SWITCH_NAPI
-	sw_int_ack(status & ~SWITCH_INTS_POLL);
-
-	if (status & SWITCH_INTS_POLL) {
-		struct net_device *dev = dev_id;
-		struct adm5120_if_priv *priv = netdev_priv(dev);
-
-		sw_dump_intr_mask("poll ints", status);
-		SW_DBG("enable polling mode for %s\n", dev->name);
-		sw_int_mask(SWITCH_INTS_POLL);
-		netif_rx_schedule(dev, &priv->napi);
-	}
-#else
-	sw_int_ack(status);
-
-	if (status & (SWITCH_INT_RLD | SWITCH_INT_LDF)) {
-		adm5120_switch_rx(RX_RING_SIZE);
-	}
-
-	if (status & SWITCH_INT_SLD) {
-		adm5120_switch_tx();
-	}
-#endif
-
-	return IRQ_HANDLED;
-}
-
-static void adm5120_set_bw(char *matrix)
-{
-	unsigned long val;
-
-	/* Port 0 to 3 are set using the bandwidth control 0 register */
-	val = matrix[0] + (matrix[1]<<8) + (matrix[2]<<16) + (matrix[3]<<24);
-	sw_write_reg(SWITCH_REG_BW_CNTL0, val);
-
-	/* Port 4 and 5 are set using the bandwidth control 1 register */
-	val = matrix[4];
-	if (matrix[5] == 1)
-		sw_write_reg(SWITCH_REG_BW_CNTL1, val | 0x80000000);
-	else
-		sw_write_reg(SWITCH_REG_BW_CNTL1, val & ~0x8000000);
-
-	SW_DBG("D: ctl0 0x%ux, ctl1 0x%ux\n", sw_read_reg(SWITCH_REG_BW_CNTL0),
-		sw_read_reg(SWITCH_REG_BW_CNTL1));
-}
-
-static void adm5120_switch_tx_ring_reset(struct dma_desc *desc,
-		struct sk_buff **skbl, int num)
-{
-	memset(desc, 0, num * sizeof(*desc));
-	desc[num-1].buf1 |= DESC_EOR;
-	memset(skbl, 0, sizeof(struct skb*)*num);
-
-	cur_txl = 0;
-	dirty_txl = 0;
-}
-
-static void adm5120_switch_rx_ring_reset(struct dma_desc *desc,
-		struct sk_buff **skbl, int num)
-{
-	int i;
-
-	memset(desc, 0, num * sizeof(*desc));
-	for (i = 0; i < num; i++) {
-		skbl[i] = dev_alloc_skb(SKB_ALLOC_LEN);
-		if (!skbl[i]) {
-			i = num;
-			break;
-		}
-		skb_reserve(skbl[i], SKB_RESERVE_LEN);
-		adm5120_rx_dma_update(&desc[i], skbl[i], (num-1==i));
-	}
-
-	cur_rxl = 0;
-	dirty_rxl = 0;
-}
-
-static int adm5120_switch_tx_ring_alloc(void)
-{
-	int err;
-
-	txl_descs = dma_alloc_coherent(NULL, TX_DESCS_SIZE, &txl_descs_dma,
-					GFP_ATOMIC);
-	if (!txl_descs) {
-		err = -ENOMEM;
-		goto err;
-	}
-
-	txl_skbuff = kzalloc(TX_SKBS_SIZE, GFP_KERNEL);
-	if (!txl_skbuff) {
-		err = -ENOMEM;
-		goto err;
-	}
-
-	return 0;
-
-err:
-	return err;
-}
-
-static void adm5120_switch_tx_ring_free(void)
-{
-	int i;
-
-	if (txl_skbuff) {
-		for (i = 0; i < TX_RING_SIZE; i++)
-			if (txl_skbuff[i])
-				kfree_skb(txl_skbuff[i]);
-		kfree(txl_skbuff);
-	}
-
-	if (txl_descs)
-		dma_free_coherent(NULL, TX_DESCS_SIZE, txl_descs,
-			txl_descs_dma);
-}
-
-static int adm5120_switch_rx_ring_alloc(void)
-{
-	int err;
-	int i;
-
-	/* init RX ring */
-	rxl_descs = dma_alloc_coherent(NULL, RX_DESCS_SIZE, &rxl_descs_dma,
-					GFP_ATOMIC);
-	if (!rxl_descs) {
-		err = -ENOMEM;
-		goto err;
-	}
-
-	rxl_skbuff = kzalloc(RX_SKBS_SIZE, GFP_KERNEL);
-	if (!rxl_skbuff) {
-		err = -ENOMEM;
-		goto err;
-	}
-
-	for (i = 0; i < RX_RING_SIZE; i++) {
-		struct sk_buff *skb;
-		skb = alloc_skb(SKB_ALLOC_LEN, GFP_ATOMIC);
-		if (!skb) {
-			err = -ENOMEM;
-			goto err;
-		}
-		rxl_skbuff[i] = skb;
-		skb_reserve(skb, SKB_RESERVE_LEN);
-	}
-
-	return 0;
-
-err:
-	return err;
-}
-
-static void adm5120_switch_rx_ring_free(void)
-{
-	int i;
-
-	if (rxl_skbuff) {
-		for (i = 0; i < RX_RING_SIZE; i++)
-			if (rxl_skbuff[i])
-				kfree_skb(rxl_skbuff[i]);
-		kfree(rxl_skbuff);
-	}
-
-	if (rxl_descs)
-		dma_free_coherent(NULL, RX_DESCS_SIZE, rxl_descs,
-			rxl_descs_dma);
-}
-
-static void adm5120_write_mac(struct net_device *dev)
-{
-	struct adm5120_if_priv *priv = netdev_priv(dev);
-	unsigned char *mac = dev->dev_addr;
-	u32 t;
-
-	t = mac[2] | (mac[3] << MAC_WT1_MAC3_SHIFT) |
-		(mac[4] << MAC_WT1_MAC4_SHIFT) | (mac[5] << MAC_WT1_MAC5_SHIFT);
-	sw_write_reg(SWITCH_REG_MAC_WT1, t);
-
-	t = (mac[0] << MAC_WT0_MAC0_SHIFT) | (mac[1] << MAC_WT0_MAC1_SHIFT) |
-		MAC_WT0_MAWC | MAC_WT0_WVE | (priv->vlan_no<<3);
-
-	sw_write_reg(SWITCH_REG_MAC_WT0, t);
-
-	while (!(sw_read_reg(SWITCH_REG_MAC_WT0) & MAC_WT0_MWD));
-}
-
-static void adm5120_set_vlan(char *matrix)
-{
-	unsigned long val;
-	int vlan_port, port;
-
-	val = matrix[0] + (matrix[1]<<8) + (matrix[2]<<16) + (matrix[3]<<24);
-	sw_write_reg(SWITCH_REG_VLAN_G1, val);
-	val = matrix[4] + (matrix[5]<<8);
-	sw_write_reg(SWITCH_REG_VLAN_G2, val);
-
-	/* Now set/update the port vs. device lookup table */
-	for (port=0; port<SWITCH_NUM_PORTS; port++) {
-		for (vlan_port=0; vlan_port<SWITCH_NUM_PORTS && !(matrix[vlan_port] & (0x00000001 << port)); vlan_port++);
-		if (vlan_port <SWITCH_NUM_PORTS)
-			adm5120_port[port] = adm5120_devs[vlan_port];
-		else
-			adm5120_port[port] = NULL;
-	}
-}
-
-static void adm5120_switch_set_vlan_mac(unsigned int vlan, unsigned char *mac)
-{
-	u32 t;
-
-	t = mac[2] | (mac[3] << MAC_WT1_MAC3_SHIFT)
-		| (mac[4] << MAC_WT1_MAC4_SHIFT)
-		| (mac[5] << MAC_WT1_MAC5_SHIFT);
-	sw_write_reg(SWITCH_REG_MAC_WT1, t);
-
-	t = (mac[0] << MAC_WT0_MAC0_SHIFT) | (mac[1] << MAC_WT0_MAC1_SHIFT) |
-		MAC_WT0_MAWC | MAC_WT0_WVE | (vlan << MAC_WT0_WVN_SHIFT) |
-		(MAC_WT0_WAF_STATIC << MAC_WT0_WAF_SHIFT);
-	sw_write_reg(SWITCH_REG_MAC_WT0, t);
-
-	do {
-		t = sw_read_reg(SWITCH_REG_MAC_WT0);
-	} while ((t & MAC_WT0_MWD) == 0);
-}
-
-static void adm5120_switch_set_vlan_ports(unsigned int vlan, u32 ports)
-{
-	unsigned int reg;
-	u32 t;
-
-	if (vlan < 4)
-		reg = SWITCH_REG_VLAN_G1;
-	else {
-		vlan -= 4;
-		reg = SWITCH_REG_VLAN_G2;
-	}
-
-	t = sw_read_reg(reg);
-	t &= ~(0xFF << (vlan*8));
-	t |= (ports << (vlan*8));
-	sw_write_reg(reg, t);
-}
-
-/* ------------------------------------------------------------------------ */
-
-#ifdef CONFIG_ADM5120_SWITCH_NAPI
-static inline void adm5120_if_napi_enable(struct net_device *dev)
-{
-	struct adm5120_if_priv *priv = netdev_priv(dev);
-	napi_enable(&priv->napi);
-}
-
-static inline void adm5120_if_napi_disable(struct net_device *dev)
-{
-	struct adm5120_if_priv *priv = netdev_priv(dev);
-	napi_disable(&priv->napi);
-}
-#else
-static inline void adm5120_if_napi_enable(struct net_device *dev) {}
-static inline void adm5120_if_napi_disable(struct net_device *dev) {}
-#endif /* CONFIG_ADM5120_SWITCH_NAPI */
-
-static int adm5120_if_open(struct net_device *dev)
-{
-	u32 t;
-	int err;
-	int i;
-
-	adm5120_if_napi_enable(dev);
-
-	err = request_irq(dev->irq, adm5120_switch_irq,
-		(IRQF_SHARED | IRQF_DISABLED), dev->name, dev);
-	if (err) {
-		SW_ERR("unable to get irq for %s\n", dev->name);
-		goto err;
-	}
-
-	if (!sw_used++)
-		/* enable interrupts on first open */
-		sw_int_unmask(SWITCH_INTS_USED);
-
-	/* enable (additional) port */
-	t = sw_read_reg(SWITCH_REG_PORT_CONF0);
-	for (i = 0; i < SWITCH_NUM_PORTS; i++) {
-		if (dev == adm5120_devs[i])
-			t &= ~adm5120_eth_vlans[i];
-	}
-	sw_write_reg(SWITCH_REG_PORT_CONF0, t);
-
-	netif_start_queue(dev);
-
-	return 0;
-
-err:
-	adm5120_if_napi_disable(dev);
-	return err;
-}
-
-static int adm5120_if_stop(struct net_device *dev)
-{
-	u32 t;
-	int i;
-
-	netif_stop_queue(dev);
-	adm5120_if_napi_disable(dev);
-
-	/* disable port if not assigned to other devices */
-	t = sw_read_reg(SWITCH_REG_PORT_CONF0);
-	t |= SWITCH_PORTS_NOCPU;
-	for (i = 0; i < SWITCH_NUM_PORTS; i++) {
-		if ((dev != adm5120_devs[i]) && netif_running(adm5120_devs[i]))
-			t &= ~adm5120_eth_vlans[i];
-	}
-	sw_write_reg(SWITCH_REG_PORT_CONF0, t);
-
-	if (!--sw_used)
-		sw_int_mask(SWITCH_INTS_USED);
-
-	free_irq(dev->irq, dev);
-
-	return 0;
-}
-
-static int adm5120_if_hard_start_xmit(struct sk_buff *skb,
-		struct net_device *dev)
-{
-	struct dma_desc *desc;
-	struct adm5120_if_priv *priv = netdev_priv(dev);
-	unsigned int entry;
-	unsigned long data;
-	int i;
-
-	/* lock switch irq */
-	spin_lock_irq(&tx_lock);
-
-	/* calculate the next TX descriptor entry. */
-	entry = cur_txl % TX_RING_SIZE;
-
-	desc = &txl_descs[entry];
-	if (desc->buf1 & DESC_OWN) {
-		/* We want to write a packet but the TX queue is still
-		 * occupied by the DMA. We are faster than the DMA... */
-		SW_DBG("%s unable to transmit, packet dopped\n", dev->name);
-		dev_kfree_skb(skb);
-		dev->stats.tx_dropped++;
-		return 0;
-	}
-
-	txl_skbuff[entry] = skb;
-	data = (desc->buf1 & DESC_EOR);
-	data |= DESC_ADDR(skb->data);
-
-	desc->misc =
-	    ((skb->len<ETH_ZLEN?ETH_ZLEN:skb->len) << DESC_PKTLEN_SHIFT) |
-	    (0x1 << priv->vlan_no);
-
-	desc->buflen = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len;
-
-	desc->buf1 = data | DESC_OWN;
-	sw_write_reg(SWITCH_REG_SEND_TRIG, SEND_TRIG_STL);
-
-	cur_txl++;
-	if (cur_txl == dirty_txl + TX_QUEUE_LEN) {
-		for (i = 0; i < SWITCH_NUM_PORTS; i++) {
-			if (!adm5120_devs[i])
-				continue;
-			netif_stop_queue(adm5120_devs[i]);
-		}
-	}
-
-	dev->trans_start = jiffies;
-
-	spin_unlock_irq(&tx_lock);
-
-	return 0;
-}
-
-static void adm5120_if_tx_timeout(struct net_device *dev)
-{
-	SW_INFO("TX timeout on %s\n",dev->name);
-}
-
-static void adm5120_if_set_multicast_list(struct net_device *dev)
-{
-	struct adm5120_if_priv *priv = netdev_priv(dev);
-	u32 ports;
-	u32 t;
-
-	ports = adm5120_eth_vlans[priv->vlan_no] & SWITCH_PORTS_NOCPU;
-
-	t = sw_read_reg(SWITCH_REG_CPUP_CONF);
-	if (dev->flags & IFF_PROMISC)
-		/* enable unknown packets */
-		t &= ~(ports << CPUP_CONF_DUNP_SHIFT);
-	else
-		/* disable unknown packets */
-		t |= (ports << CPUP_CONF_DUNP_SHIFT);
-
-	if (dev->flags & IFF_PROMISC || dev->flags & IFF_ALLMULTI ||
-					dev->mc_count)
-		/* enable multicast packets */
-		t &= ~(ports << CPUP_CONF_DMCP_SHIFT);
-	else
-		/* disable multicast packets */
-		t |= (ports << CPUP_CONF_DMCP_SHIFT);
-
-	/* If there is any port configured to be in promiscuous mode, then the */
-	/* Bridge Test Mode has to be activated. This will result in           */
-	/* transporting also packets learned in another VLAN to be forwarded   */
-	/* to the CPU.                                                         */
-	/* The difficult scenario is when we want to build a bridge on the CPU.*/
-	/* Assume we have port0 and the CPU port in VLAN0 and port1 and the    */
-	/* CPU port in VLAN1. Now we build a bridge on the CPU between         */
-	/* VLAN0 and VLAN1. Both ports of the VLANs are set in promisc mode.   */
-	/* Now assume a packet with ethernet source address 99 enters port 0   */
-	/* It will be forwarded to the CPU because it is unknown. Then the     */
-	/* bridge in the CPU will send it to VLAN1 and it goes out at port 1.  */
-	/* When now a packet with ethernet destination address 99 comes in at  */
-	/* port 1 in VLAN1, then the switch has learned that this address is   */
-	/* located at port 0 in VLAN0. Therefore the switch will drop          */
-	/* this packet. In order to avoid this and to send the packet still    */
-	/* to the CPU, the Bridge Test Mode has to be activated.               */
-
-	/* Check if there is any vlan in promisc mode. */
-	if (t & (SWITCH_PORTS_NOCPU << CPUP_CONF_DUNP_SHIFT))
-		t &= ~CPUP_CONF_BTM; /* Disable Bridge Testing Mode */
-	else
-		t |= CPUP_CONF_BTM;  /* Enable Bridge Testing Mode */
-
-	sw_write_reg(SWITCH_REG_CPUP_CONF, t);
-
-}
-
-static int adm5120_if_set_mac_address(struct net_device *dev, void *p)
-{
-	struct sockaddr *addr = p;
-
-	memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
-	adm5120_write_mac(dev);
-	return 0;
-}
-
-static int adm5120_if_do_ioctl(struct net_device *dev, struct ifreq *rq,
-		int cmd)
-{
-	int err;
-	struct adm5120_sw_info info;
-	struct adm5120_if_priv *priv = netdev_priv(dev);
-
-	switch(cmd) {
-	case SIOCGADMINFO:
-		info.magic = 0x5120;
-		info.ports = adm5120_nrdevs;
-		info.vlan = priv->vlan_no;
-		err = copy_to_user(rq->ifr_data, &info, sizeof(info));
-		if (err)
-			return -EFAULT;
-		break;
-	case SIOCSMATRIX:
-		if (!capable(CAP_NET_ADMIN))
-			return -EPERM;
-		err = copy_from_user(adm5120_eth_vlans, rq->ifr_data,
-					sizeof(adm5120_eth_vlans));
-		if (err)
-			return -EFAULT;
-		adm5120_set_vlan(adm5120_eth_vlans);
-		break;
-	case SIOCGMATRIX:
-		err = copy_to_user(rq->ifr_data, adm5120_eth_vlans,
-					sizeof(adm5120_eth_vlans));
-		if (err)
-			return -EFAULT;
-		break;
-	default:
-		return -EOPNOTSUPP;
-	}
-	return 0;
-}
-
-static struct net_device *adm5120_if_alloc(void)
-{
-	struct net_device *dev;
-	struct adm5120_if_priv *priv;
-
-	dev = alloc_etherdev(sizeof(*priv));
-	if (!dev)
-		return NULL;
-
-	priv = netdev_priv(dev);
-	priv->dev = dev;
-
-	dev->irq		= ADM5120_IRQ_SWITCH;
-	dev->open		= adm5120_if_open;
-	dev->hard_start_xmit 	= adm5120_if_hard_start_xmit;
-	dev->stop		= adm5120_if_stop;
-	dev->set_multicast_list	= adm5120_if_set_multicast_list;
-	dev->do_ioctl		= adm5120_if_do_ioctl;
-	dev->tx_timeout		= adm5120_if_tx_timeout;
-	dev->watchdog_timeo 	= TX_TIMEOUT;
-	dev->set_mac_address 	= adm5120_if_set_mac_address;
-
-#ifdef CONFIG_ADM5120_SWITCH_NAPI
-	netif_napi_add(dev, &priv->napi, adm5120_if_poll, 64);
-#endif
-
-	return dev;
-}
-
-/* ------------------------------------------------------------------------ */
-
-static void adm5120_switch_cleanup(void)
-{
-	int i;
-
-	/* disable interrupts */
-	sw_int_mask(SWITCH_INTS_ALL);
-
-	for (i = 0; i < SWITCH_NUM_PORTS; i++) {
-		struct net_device *dev = adm5120_devs[i];
-		if (dev) {
-			unregister_netdev(dev);
-			free_netdev(dev);
-		}
-	}
-
-	adm5120_switch_tx_ring_free();
-	adm5120_switch_rx_ring_free();
-}
-
-static int __init adm5120_switch_probe(struct platform_device *pdev)
-{
-	u32 t;
-	int i, err;
-
-	adm5120_nrdevs = adm5120_eth_num_ports;
-
-	t = CPUP_CONF_DCPUP | CPUP_CONF_CRCP |
-		SWITCH_PORTS_NOCPU << CPUP_CONF_DUNP_SHIFT |
-		SWITCH_PORTS_NOCPU << CPUP_CONF_DMCP_SHIFT ;
-	sw_write_reg(SWITCH_REG_CPUP_CONF, t);
-
-	t = (SWITCH_PORTS_NOCPU << PORT_CONF0_EMCP_SHIFT) |
-		(SWITCH_PORTS_NOCPU << PORT_CONF0_BP_SHIFT) |
-		(SWITCH_PORTS_NOCPU);
-	sw_write_reg(SWITCH_REG_PORT_CONF0, t);
-
-	/* setup ports to Autoneg/100M/Full duplex/Auto MDIX */
-	t =  SWITCH_PORTS_PHY |
-		(SWITCH_PORTS_PHY << PHY_CNTL2_SC_SHIFT) |
-		(SWITCH_PORTS_PHY << PHY_CNTL2_DC_SHIFT) |
-		(SWITCH_PORTS_PHY << PHY_CNTL2_PHYR_SHIFT) |
-		(SWITCH_PORTS_PHY << PHY_CNTL2_AMDIX_SHIFT) |
-		PHY_CNTL2_RMAE;
-	sw_write_reg(SWITCH_REG_PHY_CNTL2, t);
-
-	t = sw_read_reg(SWITCH_REG_PHY_CNTL3);
-	t |= PHY_CNTL3_RNT;
-	sw_write_reg(SWITCH_REG_PHY_CNTL3, t);
-
-	/* Force all the packets from all ports are low priority */
-	sw_write_reg(SWITCH_REG_PRI_CNTL, 0);
-
-	sw_int_mask(SWITCH_INTS_ALL);
-	sw_int_ack(SWITCH_INTS_ALL);
-
-	err = adm5120_switch_rx_ring_alloc();
-	if (err)
-		goto err;
-
-	err = adm5120_switch_tx_ring_alloc();
-	if (err)
-		goto err;
-
-	adm5120_switch_tx_ring_reset(txl_descs, txl_skbuff, TX_RING_SIZE);
-	adm5120_switch_rx_ring_reset(rxl_descs, rxl_skbuff, RX_RING_SIZE);
-
-	sw_write_reg(SWITCH_REG_SHDA, 0);
-	sw_write_reg(SWITCH_REG_SLDA, KSEG1ADDR(txl_descs));
-	sw_write_reg(SWITCH_REG_RHDA, 0);
-	sw_write_reg(SWITCH_REG_RLDA, KSEG1ADDR(rxl_descs));
-
-	for (i = 0; i < SWITCH_NUM_PORTS; i++) {
-		struct net_device *dev;
-		struct adm5120_if_priv *priv;
-
-		dev = adm5120_if_alloc();
-		if (!dev) {
-			err = -ENOMEM;
-			goto err;
-		}
-
-		adm5120_devs[i] = dev;
-		priv = netdev_priv(dev);
-
-		priv->vlan_no = i;
-		priv->port_mask = adm5120_eth_vlans[i];
-
-		memcpy(dev->dev_addr, adm5120_eth_macs[i], 6);
-		adm5120_write_mac(dev);
-
-		err = register_netdev(dev);
-		if (err) {
-			SW_INFO("%s register failed, error=%d\n",
-					dev->name, err);
-			goto err;
-		}
-	}
-
-	/* setup vlan/port mapping after devs are filled up */
-	adm5120_set_vlan(adm5120_eth_vlans);
-
-	/* enable CPU port */
-	t = sw_read_reg(SWITCH_REG_CPUP_CONF);
-	t &= ~CPUP_CONF_DCPUP;
-	sw_write_reg(SWITCH_REG_CPUP_CONF, t);
-
-	return 0;
-
-err:
-	adm5120_switch_cleanup();
-
-	SW_ERR("init failed\n");
-	return err;
-}
-
-static int adm5120_switch_remove(struct platform_device *dev)
-{
-	adm5120_switch_cleanup();
-	return 0;
-}
-
-static struct platform_driver adm5120_switch_driver = {
-	.probe		= adm5120_switch_probe,
-	.remove		= adm5120_switch_remove,
-	.driver		= {
-		.name	= DRV_NAME,
-	},
-};
-
-/* -------------------------------------------------------------------------- */
-
-static int __init adm5120_switch_mod_init(void)
-{
-	int err;
-
-	pr_info(DRV_DESC " version " DRV_VERSION "\n");
-	err = platform_driver_register(&adm5120_switch_driver);
-
-	return err;
-}
-
-static void __exit adm5120_switch_mod_exit(void)
-{
-	platform_driver_unregister(&adm5120_switch_driver);
-}
-
-module_init(adm5120_switch_mod_init);
-module_exit(adm5120_switch_mod_exit);
-
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
-MODULE_DESCRIPTION(DRV_DESC);
-MODULE_VERSION(DRV_VERSION);
diff --git a/target/linux/adm5120/files/drivers/net/adm5120sw.h b/target/linux/adm5120/files/drivers/net/adm5120sw.h
deleted file mode 100644
index c7c5ceddc..000000000
--- a/target/linux/adm5120/files/drivers/net/adm5120sw.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- *	Defines for ADM5120 built in ethernet switch driver
- *
- *	Copyright Jeroen Vreeken (pe1rxq@amsat.org), 2005
- *
- *	Values come from ADM5120 datasheet and original ADMtek 2.4 driver,
- *	Copyright ADMtek Inc.
- */
-
-#ifndef _INCLUDE_ADM5120SW_H_
-#define _INCLUDE_ADM5120SW_H_
-
-#define SIOCSMATRIX	SIOCDEVPRIVATE
-#define SIOCGMATRIX	SIOCDEVPRIVATE+1
-#define SIOCGADMINFO	SIOCDEVPRIVATE+2
-
-struct adm5120_sw_info {
-	u16	magic;
-	u16	ports;
-	u16	vlan;
-};
-
-#endif /* _INCLUDE_ADM5120SW_H_ */