brcm47xx: remove support for kernel 3.0

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31276 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 0 insertions, 330 deletions

diff --git a/target/linux/brcm47xx/patches-3.0/0019-mtd-bcm47xx-add-serial-flash-driver.patch b/target/linux/brcm47xx/patches-3.0/0019-mtd-bcm47xx-add-serial-flash-driver.patch
deleted file mode 100644
index d9f961081..000000000
--- a/target/linux/brcm47xx/patches-3.0/0019-mtd-bcm47xx-add-serial-flash-driver.patch
+++ /dev/null
@@ -1,330 +0,0 @@
-From 6a615274708fff685952139fee00ebccc0cf3266 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 19/26] 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        |  267 ++++++++++++++++++++++++++++++
- 4 files changed, 280 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
-@@ -273,6 +273,15 @@ 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
-@@ -61,3 +61,4 @@ 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 +1,267 @@
-+/*
-+ * 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;
-+
-+	struct mtd_partition *parts;
-+	int num_partitions = 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;
-+
-+	num_partitions = parse_mtd_partitions(mtd, probes, &parts, 0);
-+	if (num_partitions < 0) {
-+		ret = num_partitions;
-+		goto err_destroy;
-+	}
-+
-+	ret = mtd_device_register(mtd, parts, num_partitions);
-+
-+//	ret = mtd_device_parse_register(bcm47xx_mtd, "bcm47xx", NULL, NULL, 0);
-+
-+	if (ret) {
-+		pr_err("mtd_device_register failed\n");
-+		return ret;
-+	}
-+	sflash->mtd = mtd;
-+	return 0;
-+
-+err_destroy:
-+	map_destroy(mtd);
-+	return ret;
-+}
-+
-+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");