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-rw-r--r--target/linux/brcm47xx/patches-3.0/0018-mtd-bcm47xx-add-parallel-flash-driver.patch240
1 files changed, 0 insertions, 240 deletions
diff --git a/target/linux/brcm47xx/patches-3.0/0018-mtd-bcm47xx-add-parallel-flash-driver.patch b/target/linux/brcm47xx/patches-3.0/0018-mtd-bcm47xx-add-parallel-flash-driver.patch
deleted file mode 100644
index 0ab81f33b8..0000000000
--- a/target/linux/brcm47xx/patches-3.0/0018-mtd-bcm47xx-add-parallel-flash-driver.patch
+++ /dev/null
@@ -1,240 +0,0 @@
-From fb261916ee9cd9eede57f6255ffd39e4145da48e Mon Sep 17 00:00:00 2001
-From: Hauke Mehrtens <hauke@hauke-m.de>
-Date: Sun, 17 Jul 2011 14:55:18 +0200
-Subject: [PATCH 18/26] mtd: bcm47xx: add parallel flash driver
-
-
-Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
----
- drivers/mtd/maps/Kconfig | 9 ++
- drivers/mtd/maps/Makefile | 1 +
- drivers/mtd/maps/bcm47xx-pflash.c | 198 +++++++++++++++++++++++++++++++++++++
- 3 files changed, 208 insertions(+), 0 deletions(-)
- create mode 100644 drivers/mtd/maps/bcm47xx-pflash.c
-
---- a/drivers/mtd/maps/Kconfig
-+++ b/drivers/mtd/maps/Kconfig
-@@ -264,6 +264,15 @@ config MTD_LANTIQ
- help
- Support for NOR flash attached to the Lantiq SoC's External Bus Unit.
-
-+config MTD_BCM47XX_PFLASH
-+ tristate "bcm47xx parallel 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
-@@ -60,3 +60,4 @@ obj-$(CONFIG_MTD_GPIO_ADDR) += gpio-addr
- obj-$(CONFIG_MTD_BCM963XX) += bcm963xx-flash.o
- obj-$(CONFIG_MTD_LATCH_ADDR) += latch-addr-flash.o
- obj-$(CONFIG_MTD_LANTIQ) += lantiq-flash.o
-+obj-$(CONFIG_MTD_BCM47XX_PFLASH)+= bcm47xx-pflash.o
---- /dev/null
-+++ b/drivers/mtd/maps/bcm47xx-pflash.c
-@@ -0,0 +1,198 @@
-+/*
-+ * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
-+ * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org>
-+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org)
-+ *
-+ * original functions for finding root filesystem from Mike Baker
-+ *
-+ * This program is free software; you can redistribute it and/or modify it
-+ * under the terms of the GNU General Public License as published by the
-+ * Free Software Foundation; either version 2 of the License, or (at your
-+ * option) any later version.
-+ *
-+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
-+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
-+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
-+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
-+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
-+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
-+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
-+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
-+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-+ *
-+ * You should have received a copy of the GNU General Public License along
-+ * with this program; if not, write to the Free Software Foundation, Inc.,
-+ * 675 Mass Ave, Cambridge, MA 02139, USA.
-+ *
-+ * Copyright 2001-2003, 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.
-+ *
-+ * Flash mapping for BCM947XX boards
-+ */
-+
-+#define pr_fmt(fmt) "bcm47xx_pflash: " fmt
-+#include <linux/init.h>
-+#include <linux/module.h>
-+#include <linux/types.h>
-+#include <linux/kernel.h>
-+#include <linux/sched.h>
-+#include <linux/mtd/mtd.h>
-+#include <linux/mtd/map.h>
-+#include <linux/mtd/partitions.h>
-+#include <linux/io.h>
-+#include <asm/mach-bcm47xx/bcm47xx.h>
-+#include <linux/platform_device.h>
-+
-+#define WINDOW_ADDR 0x1fc00000
-+#define WINDOW_SIZE 0x400000
-+#define BUSWIDTH 2
-+
-+static struct mtd_info *bcm47xx_mtd;
-+
-+static void bcm47xx_map_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len)
-+{
-+ if (len == 1) {
-+ memcpy_fromio(to, map->virt + from, len);
-+ } else {
-+ int i;
-+ u16 *dest = (u16 *) to;
-+ u16 *src = (u16 *) (map->virt + from);
-+ for (i = 0; i < (len / 2); i++)
-+ dest[i] = src[i];
-+ if (len & 1)
-+ *((u8 *)dest+len-1) = src[i] & 0xff;
-+ }
-+}
-+
-+static struct map_info bcm47xx_map = {
-+ name: "Physically mapped flash",
-+ size : WINDOW_SIZE,
-+ bankwidth : BUSWIDTH,
-+ phys : WINDOW_ADDR,
-+};
-+
-+static const char *probes[] = { "bcm47xx", NULL };
-+
-+static int bcm47xx_mtd_probe(struct platform_device *pdev)
-+{
-+#ifdef CONFIG_BCM47XX_SSB
-+ struct ssb_chipcommon *ssb_cc;
-+#endif
-+#ifdef CONFIG_BCM47XX_BCMA
-+ struct bcma_drv_cc *bcma_cc;
-+#endif
-+ int ret = 0;
-+ struct mtd_partition *partitions = NULL;
-+ int num_partitions = 0;
-+
-+ switch (bcm47xx_bus_type) {
-+#ifdef CONFIG_BCM47XX_SSB
-+ case BCM47XX_BUS_TYPE_SSB:
-+ ssb_cc = &bcm47xx_bus.ssb.chipco;
-+ if (ssb_cc->flash_type != SSB_PFLASH)
-+ return -ENODEV;
-+
-+ bcm47xx_map.phys = ssb_cc->pflash.window;
-+ bcm47xx_map.size = ssb_cc->pflash.window_size;
-+ bcm47xx_map.bankwidth = ssb_cc->pflash.buswidth;
-+ break;
-+#endif
-+#ifdef CONFIG_BCM47XX_BCMA
-+ case BCM47XX_BUS_TYPE_BCMA:
-+ bcma_cc = &bcm47xx_bus.bcma.bus.drv_cc;
-+ if (bcma_cc->flash_type != BCMA_PFLASH)
-+ return -ENODEV;
-+
-+ bcm47xx_map.phys = bcma_cc->pflash.window;
-+ bcm47xx_map.size = bcma_cc->pflash.window_size;
-+ bcm47xx_map.bankwidth = bcma_cc->pflash.buswidth;
-+ break;
-+#endif
-+ }
-+
-+ pr_notice("flash init: 0x%08x 0x%08lx\n", bcm47xx_map.phys, bcm47xx_map.size);
-+ bcm47xx_map.virt = ioremap_nocache(bcm47xx_map.phys, bcm47xx_map.size);
-+
-+ if (!bcm47xx_map.virt) {
-+ pr_err("Failed to ioremap\n");
-+ return -EIO;
-+ }
-+
-+ simple_map_init(&bcm47xx_map);
-+ /* override copy_from routine */
-+ bcm47xx_map.copy_from = bcm47xx_map_copy_from;
-+
-+ bcm47xx_mtd = do_map_probe("cfi_probe", &bcm47xx_map);
-+ if (!bcm47xx_mtd) {
-+ pr_err("Failed to do_map_probe\n");
-+ ret = -ENXIO;
-+ goto err_unmap;
-+ }
-+ bcm47xx_mtd->owner = THIS_MODULE;
-+
-+ pr_notice("Flash device: 0x%lx at 0x%x\n", bcm47xx_map.size, WINDOW_ADDR);
-+
-+ num_partitions = parse_mtd_partitions(bcm47xx_mtd, probes, &partitions, 0);
-+ if (num_partitions < 0) {
-+ ret = num_partitions;
-+ goto err_unmap;
-+ }
-+
-+ ret = mtd_device_register(bcm47xx_mtd, partitions, num_partitions);
-+
-+// ret = mtd_device_parse_register(bcm47xx_mtd, "bcm47xx", NULL, NULL, 0);
-+
-+ if (ret) {
-+ pr_err("Flash: mtd_device_register failed\n");
-+ goto err_destroy;
-+ }
-+ return 0;
-+
-+err_destroy:
-+ map_destroy(bcm47xx_mtd);
-+err_unmap:
-+ iounmap(bcm47xx_map.virt);
-+ return ret;
-+}
-+
-+static int __devexit bcm47xx_mtd_remove(struct platform_device *pdev)
-+{
-+ mtd_device_unregister(bcm47xx_mtd);
-+ map_destroy(bcm47xx_mtd);
-+ iounmap(bcm47xx_map.virt);
-+ return 0;
-+}
-+
-+static struct platform_driver bcm47xx_mtd_driver = {
-+ .remove = __devexit_p(bcm47xx_mtd_remove),
-+ .driver = {
-+ .name = "bcm47xx_pflash",
-+ .owner = THIS_MODULE,
-+ },
-+};
-+
-+static int __init init_bcm47xx_mtd(void)
-+{
-+ int ret = platform_driver_probe(&bcm47xx_mtd_driver, bcm47xx_mtd_probe);
-+
-+ if (ret)
-+ pr_err("error registering platform driver: %i\n", ret);
-+ return ret;
-+}
-+
-+static void __exit exit_bcm47xx_mtd(void)
-+{
-+ platform_driver_unregister(&bcm47xx_mtd_driver);
-+}
-+
-+module_init(init_bcm47xx_mtd);
-+module_exit(exit_bcm47xx_mtd);
-+
-+MODULE_LICENSE("GPL");
-+MODULE_DESCRIPTION("BCM47XX parallel flash driver");