brcm47xx: move and rename the patches

The patches are now grouped by the part what they are doing and are using three digest numbers.

This does not remove or adds anything


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30942 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 315 insertions, 0 deletions

diff --git a/target/linux/brcm47xx/patches-3.2/027-mtd-bcm47xx-add-serial-flash-driver.patch b/target/linux/brcm47xx/patches-3.2/027-mtd-bcm47xx-add-serial-flash-driver.patch
new file mode 100644
index 000000000..1b5dafabd
--- /dev/null
+++ b/target/linux/brcm47xx/patches-3.2/027-mtd-bcm47xx-add-serial-flash-driver.patch
@@ -0,0 +1,315 @@
+From 2e2951220bf63e05449c03a95453680da1029e44 Mon Sep 17 00:00:00 2001
+From: Hauke Mehrtens <hauke@hauke-m.de>
+Date: Sun, 17 Jul 2011 14:55:45 +0200
+Subject: [PATCH 08/15] mtd: bcm47xx: add serial flash driver
+
+sflash get the sflash ops from platform device
+
+Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+---
+ arch/mips/include/asm/mach-bcm47xx/bus.h |    3 +
+ drivers/mtd/maps/Kconfig                 |    9 +
+ drivers/mtd/maps/Makefile                |    1 +
+ drivers/mtd/maps/bcm47xx-sflash.c        |  252 ++++++++++++++++++++++++++++++
+ 4 files changed, 265 insertions(+), 0 deletions(-)
+ create mode 100644 drivers/mtd/maps/bcm47xx-sflash.c
+
+--- a/arch/mips/include/asm/mach-bcm47xx/bus.h
++++ b/arch/mips/include/asm/mach-bcm47xx/bus.h
+@@ -11,6 +11,7 @@
+ 
+ #include <linux/ssb/ssb.h>
+ #include <linux/bcma/bcma.h>
++#include <linux/mtd/mtd.h>
+ #include <bcm47xx.h>
+ 
+ struct bcm47xx_sflash {
+@@ -29,6 +30,8 @@ struct bcm47xx_sflash {
+ 	u32 blocksize;		/* Block size */
+ 	u32 numblocks;		/* Number of blocks */
+ 	u32 size;		/* Total size in bytes */
++
++	struct mtd_info *mtd;
+ };
+ 
+ void bcm47xx_sflash_struct_bcma_init(struct bcm47xx_sflash *sflash, struct bcma_drv_cc *bcc);
+--- a/drivers/mtd/maps/Kconfig
++++ b/drivers/mtd/maps/Kconfig
+@@ -266,6 +266,15 @@ config MTD_BCM47XX_PFLASH
+ 	help
+ 	  Support for bcm47xx parallel flash
+ 
++config MTD_BCM47XX_SFLASH
++	tristate "bcm47xx serial flash support"
++	default y
++	depends on BCM47XX
++	select MTD_PARTITIONS
++	select MTD_BCM47XX_PARTS
++	help
++	  Support for bcm47xx parallel flash
++
+ config MTD_DILNETPC
+ 	tristate "CFI Flash device mapped on DIL/Net PC"
+ 	depends on X86 && MTD_CFI_INTELEXT && BROKEN
+--- a/drivers/mtd/maps/Makefile
++++ b/drivers/mtd/maps/Makefile
+@@ -59,3 +59,4 @@ obj-$(CONFIG_MTD_BCM963XX)	+= bcm963xx-f
+ obj-$(CONFIG_MTD_LATCH_ADDR)	+= latch-addr-flash.o
+ obj-$(CONFIG_MTD_LANTIQ)	+= lantiq-flash.o
+ obj-$(CONFIG_MTD_BCM47XX_PFLASH)+= bcm47xx-pflash.o
++obj-$(CONFIG_MTD_BCM47XX_SFLASH)+= bcm47xx-sflash.o
+--- /dev/null
++++ b/drivers/mtd/maps/bcm47xx-sflash.c
+@@ -0,0 +1,252 @@
++/*
++ * Broadcom SiliconBackplane chipcommon serial flash interface
++ *
++ * Copyright 2006, Broadcom Corporation
++ * All Rights Reserved.
++ *
++ * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
++ * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
++ * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
++ * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
++ *
++ * $Id$
++ */
++
++#define pr_fmt(fmt) "bcm47xx_sflash: " fmt
++#include <linux/module.h>
++#include <linux/slab.h>
++#include <linux/ioport.h>
++#include <linux/sched.h>
++#include <linux/mtd/mtd.h>
++#include <linux/mtd/map.h>
++#include <linux/mtd/partitions.h>
++#include <linux/errno.h>
++#include <linux/delay.h>
++#include <linux/platform_device.h>
++#include <bcm47xx.h>
++#include <bus.h>
++
++static int
++sflash_mtd_poll(struct bcm47xx_sflash *sflash, unsigned int offset, int timeout)
++{
++	unsigned long now = jiffies;
++	int ret = 0;
++
++	for (;;) {
++		if (!sflash->poll(sflash, offset)) {
++			ret = 0;
++			break;
++		}
++		if (time_after(jiffies, now + timeout)) {
++			pr_err("timeout while polling\n");
++			ret = -ETIMEDOUT;
++			break;
++		}
++		udelay(1);
++	}
++
++	return ret;
++}
++
++static int
++sflash_mtd_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf)
++{
++	struct bcm47xx_sflash *sflash = (struct bcm47xx_sflash *) mtd->priv;
++
++	/* Check address range */
++	if (!len)
++		return 0;
++
++	if ((from + len) > mtd->size)
++		return -EINVAL;
++
++	*retlen = 0;
++
++	while (len) {
++		int ret = sflash->read(sflash, from, len, buf);
++		if (ret < 0)
++			return ret;
++
++		from += (loff_t) ret;
++		len -= ret;
++		buf += ret;
++		*retlen += ret;
++	}
++
++	return 0;
++}
++
++static int
++sflash_mtd_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf)
++{
++	struct bcm47xx_sflash *sflash = (struct bcm47xx_sflash *) mtd->priv;
++
++	/* Check address range */
++	if (!len)
++		return 0;
++
++	if ((to + len) > mtd->size)
++		return -EINVAL;
++
++	*retlen = 0;
++	while (len) {
++		int bytes;
++		int ret = sflash->write(sflash, to, len, buf);
++		if (ret < 0)
++			return ret;
++
++		bytes = ret;
++
++		ret = sflash_mtd_poll(sflash, (unsigned int) to, HZ / 10);
++		if (ret)
++			return ret;
++
++		to += (loff_t) bytes;
++		len -= bytes;
++		buf += bytes;
++		*retlen += bytes;
++	}
++
++	return 0;
++}
++
++static int
++sflash_mtd_erase(struct mtd_info *mtd, struct erase_info *erase)
++{
++	struct bcm47xx_sflash *sflash = (struct bcm47xx_sflash *) mtd->priv;
++	int i, j, ret = 0;
++	unsigned int addr, len;
++
++	/* Check address range */
++	if (!erase->len)
++		return 0;
++	if ((erase->addr + erase->len) > mtd->size)
++		return -EINVAL;
++
++	addr = erase->addr;
++	len = erase->len;
++
++	/* Ensure that requested regions are aligned */
++	for (i = 0; i < mtd->numeraseregions; i++) {
++		for (j = 0; j < mtd->eraseregions[i].numblocks; j++) {
++			if (addr == mtd->eraseregions[i].offset +
++					mtd->eraseregions[i].erasesize * j &&
++			    len >= mtd->eraseregions[i].erasesize) {
++				ret = sflash->erase(sflash, addr);
++				if (ret < 0)
++					break;
++				ret = sflash_mtd_poll(sflash, addr, 10 * HZ);
++				if (ret)
++					break;
++				addr += mtd->eraseregions[i].erasesize;
++				len -= mtd->eraseregions[i].erasesize;
++			}
++		}
++		if (ret)
++			break;
++	}
++
++	/* Set erase status */
++	if (ret)
++		erase->state = MTD_ERASE_FAILED;
++	else
++		erase->state = MTD_ERASE_DONE;
++
++	/* Call erase callback */
++	if (erase->callback)
++		erase->callback(erase);
++
++	return ret;
++}
++
++static const char *probes[] = { "bcm47xx", NULL };
++
++static int bcm47xx_sflash_probe(struct platform_device *pdev)
++{
++	struct bcm47xx_sflash *sflash = dev_get_platdata(&pdev->dev);
++	struct mtd_info *mtd;
++	struct mtd_erase_region_info *regions;
++	int ret = 0;
++
++	mtd = kzalloc(sizeof(struct mtd_info), GFP_KERNEL);
++	if (!mtd)
++		return -ENOMEM;
++
++	regions = kzalloc(sizeof(struct mtd_erase_region_info), GFP_KERNEL);
++	if (!mtd)
++		return -ENOMEM;
++
++	pr_info("found serial flash: blocksize=%dKB, numblocks=%d, size=%dKB\n",
++		sflash->blocksize/1024, sflash->numblocks, sflash->size / 1024);
++
++	/* Setup region info */
++	regions->offset = 0;
++	regions->erasesize = sflash->blocksize;
++	regions->numblocks = sflash->numblocks;
++	if (regions->erasesize > mtd->erasesize)
++		mtd->erasesize = regions->erasesize;
++	mtd->size = sflash->size;
++	mtd->numeraseregions = 1;
++
++	/* Register with MTD */
++	mtd->name = "bcm47xx-sflash";
++	mtd->type = MTD_NORFLASH;
++	mtd->flags = MTD_CAP_NORFLASH;
++	mtd->eraseregions = regions;
++	mtd->erase = sflash_mtd_erase;
++	mtd->read = sflash_mtd_read;
++	mtd->write = sflash_mtd_write;
++	mtd->writesize = 1;
++	mtd->priv = sflash;
++	mtd->owner = THIS_MODULE;
++
++	ret = mtd_device_parse_register(mtd, probes, NULL, NULL, 0);
++
++	if (ret) {
++		pr_err("mtd_device_register failed\n");
++		return ret;
++	}
++	sflash->mtd = mtd;
++	return 0;
++}
++
++static int __devexit bcm47xx_sflash_remove(struct platform_device *pdev)
++{
++	struct bcm47xx_sflash *sflash = dev_get_platdata(&pdev->dev);
++
++	if (sflash) {
++		mtd_device_unregister(sflash->mtd);
++		map_destroy(sflash->mtd);
++		kfree(sflash->mtd->eraseregions);
++		kfree(sflash->mtd);
++	}
++	return 0;
++}
++
++static struct platform_driver bcm47xx_sflash_driver = {
++	.remove = __devexit_p(bcm47xx_sflash_remove),
++	.driver = {
++		.name = "bcm47xx_sflash",
++		.owner = THIS_MODULE,
++	},
++};
++
++static int __init init_bcm47xx_sflash(void)
++{
++	int ret = platform_driver_probe(&bcm47xx_sflash_driver, bcm47xx_sflash_probe);
++
++	if (ret)
++		pr_err("error registering platform driver: %i\n", ret);
++	return ret;
++}
++
++static void __exit exit_bcm47xx_sflash(void)
++{
++	platform_driver_unregister(&bcm47xx_sflash_driver);
++}
++
++module_init(init_bcm47xx_sflash);
++module_exit(exit_bcm47xx_sflash);
++
++MODULE_LICENSE("GPL");
++MODULE_DESCRIPTION("BCM47XX parallel flash driver");