The patch titled
MN10300: Add MTD flash support for the ASB2303 board
has been removed from the -mm tree. Its filename was
mn10300-add-mtd-flash-support-for-the-asb2303-board.patch
This patch was dropped because it was nacked
------------------------------------------------------
Subject: MN10300: Add MTD flash support for the ASB2303 board
From: David Howells <[EMAIL PROTECTED]>
Add MTD flash support for the ASB2303 board.
Signed-off-by: David Howells <[EMAIL PROTECTED]>
Cc: David Woodhouse <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
arch/mn10300/configs/asb2303_defconfig | 1
drivers/mtd/chips/jedec_probe.c | 2
drivers/mtd/maps/Kconfig | 8 +
drivers/mtd/maps/Makefile | 1
drivers/mtd/maps/asb2303-flash.c | 177 +++++++++++++++++++++++
5 files changed, 189 insertions(+)
diff -puN
arch/mn10300/configs/asb2303_defconfig~mn10300-add-mtd-flash-support-for-the-asb2303-board
arch/mn10300/configs/asb2303_defconfig
---
a/arch/mn10300/configs/asb2303_defconfig~mn10300-add-mtd-flash-support-for-the-asb2303-board
+++ a/arch/mn10300/configs/asb2303_defconfig
@@ -282,6 +282,7 @@ CONFIG_MTD_CFI_UTIL=y
# CONFIG_MTD_COMPLEX_MAPPINGS is not set
# CONFIG_MTD_PHYSMAP is not set
# CONFIG_MTD_PLATRAM is not set
+CONFIG_MTD_ASB2303=y
#
# Self-contained MTD device drivers
diff -puN
drivers/mtd/chips/jedec_probe.c~mn10300-add-mtd-flash-support-for-the-asb2303-board
drivers/mtd/chips/jedec_probe.c
---
a/drivers/mtd/chips/jedec_probe.c~mn10300-add-mtd-flash-support-for-the-asb2303-board
+++ a/drivers/mtd/chips/jedec_probe.c
@@ -1897,11 +1897,13 @@ static inline __u8 finfo_uaddr(const str
uaddr = finfo->uaddr[uaddr_idx];
+#ifndef CONFIG_MN10300_UNIT_ASB2303
if (uaddr != MTD_UADDR_NOT_SUPPORTED ) {
/* ASSERT("The unlock addresses for non-8-bit mode
are bollocks. We don't really need an array."); */
uaddr = finfo->uaddr[0];
}
+#endif
uaddr_done:
return uaddr;
diff -puN
drivers/mtd/maps/Kconfig~mn10300-add-mtd-flash-support-for-the-asb2303-board
drivers/mtd/maps/Kconfig
---
a/drivers/mtd/maps/Kconfig~mn10300-add-mtd-flash-support-for-the-asb2303-board
+++ a/drivers/mtd/maps/Kconfig
@@ -597,5 +597,13 @@ config MTD_PLATRAM
This selection automatically selects the map_ram driver.
+config MTD_ASB2303
+ tristate "CFI Flash device mapped on MEI ASB2303"
+ depends on MTD_CFI && MN10300_UNIT_ASB2303 && MTD_PARTITIONS
+ help
+ This enables access to the flash chips on the ASB2303 board with
+ the MN10300 processor.
+ Say 'Y' if you have this board.
+
endmenu
diff -puN
drivers/mtd/maps/Makefile~mn10300-add-mtd-flash-support-for-the-asb2303-board
drivers/mtd/maps/Makefile
---
a/drivers/mtd/maps/Makefile~mn10300-add-mtd-flash-support-for-the-asb2303-board
+++ a/drivers/mtd/maps/Makefile
@@ -69,3 +69,4 @@ obj-$(CONFIG_MTD_PLATRAM) += plat-ram.o
obj-$(CONFIG_MTD_OMAP_NOR) += omap_nor.o
obj-$(CONFIG_MTD_MTX1) += mtx-1_flash.o
obj-$(CONFIG_MTD_INTEL_VR_NOR) += intel_vr_nor.o
+obj-$(CONFIG_MTD_ASB2303) += asb2303-flash.o
diff -puN /dev/null drivers/mtd/maps/asb2303-flash.c
--- /dev/null
+++ a/drivers/mtd/maps/asb2303-flash.c
@@ -0,0 +1,177 @@
+/* Handle mapping of the flash on the ASB2303 board
+ *
+ * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells ([EMAIL PROTECTED])
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/dma-mapping.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/partitions.h>
+#include <asm/io.h>
+
+#define PROM_ADDR 0xA0000000
+#define FLASH_ADDR 0xA4000000
+#define CONFIG_ADDR 0xA6000000
+
+static struct map_info asb2303_maps[2] = {
+ {
+ .name = "BootPROM",
+ .size = 2 * 1024 * 1024,
+ .bankwidth = 2,
+ .phys = PROM_ADDR,
+ }, {
+ .name = "SysFlash",
+ .size = 32 * 1024 * 1024,
+ .bankwidth = 4,
+ .phys = FLASH_ADDR,
+ }
+};
+
+static struct mtd_partition asb2303_partitions[] = {
+ {
+ .name = "Bootloader",
+ .size = 0x00040000,
+ .offset = 0,
+ .mask_flags = MTD_WRITEABLE /* force read-only */
+ }, {
+ .name = "Kernel",
+ .size = 0x00400000,
+ .offset = 0x00040000,
+ }, {
+ .name = "Filesystem",
+ .size = MTDPART_SIZ_FULL,
+ .offset = 0x00440000
+ }
+};
+
+static struct mtd_info *mymtds[3];
+static struct mtd_partition *parsed_parts[3];
+static int nr_parsed_parts[3];
+
+static const char *probes[] = { "RedBoot", "cmdlinepart", NULL };
+
+static int __init init_asb2303(void)
+{
+ int ret = 0, nr, i;
+
+ for (i = 0; i < ARRAY_SIZE(asb2303_maps); i++) {
+ printk(KERN_NOTICE
+ "Probing ASB2303 %s device: %08lx at %08lx\n",
+ asb2303_maps[i].name,
+ asb2303_maps[i].size,
+ (unsigned long) asb2303_maps[i].phys);
+
+ asb2303_maps[i].map_priv_1 = 0;
+ asb2303_maps[i].virt = ioremap(asb2303_maps[i].phys,
+ asb2303_maps[i].size);
+ if (!asb2303_maps[i].virt) {
+ printk(KERN_WARNING
+ "Failed to ioremap %s\n",
+ asb2303_maps[i].name);
+
+ if (!ret)
+ ret = -ENOMEM;
+ continue;
+ }
+
+ simple_map_init(&asb2303_maps[i]);
+
+ printk(KERN_NOTICE
+ "Probing %s at physical address 0x%08lx"
+ " (%d-bit bankwidth)\n",
+ asb2303_maps[i].name,
+ (unsigned long) asb2303_maps[i].phys,
+ asb2303_maps[i].bankwidth * 8);
+
+ mymtds[i] = do_map_probe("cfi_probe", &asb2303_maps[i]);
+ if (!mymtds[i])
+ mymtds[i] = do_map_probe("jedec_probe",
+ &asb2303_maps[i]);
+
+ if (!mymtds[i]) {
+ iounmap((void *) asb2303_maps[i].virt);
+ if (asb2303_maps[i].cached)
+ iounmap(asb2303_maps[i].cached);
+ if (!ret)
+ ret = -EIO;
+ continue;
+ }
+
+ mymtds[i]->owner = THIS_MODULE;
+
+ nr = parse_mtd_partitions(mymtds[i], probes,
+ &parsed_parts[i], 0);
+
+ if (nr > 0)
+ nr_parsed_parts[i] = nr;
+ else if (nr < 0)
+ ret = nr;
+ }
+
+ if (!mymtds[0] && !mymtds[1] && !mymtds[2])
+ return ret;
+
+ for (i = 0; i < ARRAY_SIZE(asb2303_maps); i++) {
+ if (!mymtds[i]) {
+ printk(KERN_WARNING
+ "%s is absent. Skipping\n",
+ asb2303_maps[i].name);
+ } else if (nr_parsed_parts[i]) {
+ add_mtd_partitions(mymtds[i],
+ parsed_parts[i],
+ nr_parsed_parts[i]);
+ } else if (!i) {
+ printk(KERN_INFO
+ "Using static partitions on %s\n",
+ asb2303_maps[i].name);
+ add_mtd_partitions(mymtds[i], asb2303_partitions,
+ ARRAY_SIZE(asb2303_partitions));
+ } else {
+ printk(KERN_INFO
+ "Registering %s as whole device\n",
+ asb2303_maps[i].name);
+ add_mtd_device(mymtds[i]);
+ }
+ }
+
+ return 0;
+}
+
+static void __exit cleanup_asb2303(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(mymtds); i++) {
+ if (!mymtds[i])
+ continue;
+
+ if (nr_parsed_parts[i] || !i)
+ del_mtd_partitions(mymtds[i]);
+ else
+ del_mtd_device(mymtds[i]);
+
+ map_destroy(mymtds[i]);
+
+ iounmap((void *) asb2303_maps[i].virt);
+ if (asb2303_maps[i].cached)
+ iounmap(asb2303_maps[i].cached);
+
+ kfree(parsed_parts[i]);
+ }
+}
+
+module_init(init_asb2303);
+module_exit(cleanup_asb2303);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("David Howells <[EMAIL PROTECTED]>");
+MODULE_DESCRIPTION("MTD map driver for MEI ASB2303");
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
origin.patch
git-mtd.patch
frv-fix-the-extern-declaration-of-kallsyms_num_syms.patch
frv-arrange-things-such-that-bra-can-reach-from-the-trap.patch
frv-permit-the-memory-to-be-located-elsewhere-in-nommu-mode.patch
frv-move-dma-macros-to-scatterlisth-for-consistency.patch
frv-remove-dead-config-symbol-from-frv-code.patch
64-bit-i_version-afs-fixes.patch
add-an-err_cast-function-to-complement-err_ptr-and-co.patch
convert-err_ptrptr_errp-instances-to-err_castp.patch
iget-introduce-a-function-to-register-iget-failure.patch
iget-use-iget_failed-in-afs.patch
iget-use-iget_failed-in-gfs2.patch
iget-stop-affs-from-using-iget-and-read_inode-try.patch
iget-stop-affs-from-using-iget-and-read_inode-try-checkpatch-fixes.patch
iget-stop-autofs-from-using-iget-and-read_inode.patch
iget-stop-befs-from-using-iget-and-read_inode-try.patch
iget-stop-bfs-from-using-iget-and-read_inode-try.patch
iget-stop-cifs-from-using-iget-and-read_inode-try.patch
iget-stop-efs-from-using-iget-and-read_inode-try.patch
iget-stop-efs-from-using-iget-and-read_inode-try-checkpatch-fixes.patch
iget-stop-ext2-from-using-iget-and-read_inode-try.patch
iget-stop-ext2-from-using-iget-and-read_inode-try-checkpatch-fixes.patch
iget-stop-ext3-from-using-iget-and-read_inode-try.patch
iget-stop-ext3-from-using-iget-and-read_inode-try-checkpatch-fixes.patch
iget-stop-ext4-from-using-iget-and-read_inode-try.patch
iget-stop-fat-from-using-iget-and-read_inode-try.patch
iget-stop-freevxfs-from-using-iget-and-read_inode.patch
iget-stop-freevxfs-from-using-iget-and-read_inode-fix.patch
iget-stop-freevxfs-from-using-iget-and-read_inode-checkpatch-fixes.patch
iget-stop-fuse-from-using-iget-and-read_inode-try.patch
iget-stop-hfsplus-from-using-iget-and-read_inode.patch
iget-stop-isofs-from-using-read_inode.patch
iget-stop-jffs2-from-using-iget-and-read_inode.patch
iget-stop-jfs-from-using-iget-and-read_inode-try.patch
iget-stop-the-minix-filesystem-from-using-iget-and.patch
iget-stop-the-minix-filesystem-from-using-iget-and-checkpatch-fixes.patch
iget-stop-procfs-from-using-iget-and-read_inode.patch
iget-stop-procfs-from-using-iget-and-read_inode-checkpatch-fixes.patch
iget-stop-qnx4-from-using-iget-and-read_inode-try.patch
iget-stop-qnx4-from-using-iget-and-read_inode-try-checkpatch-fixes.patch
iget-stop-romfs-from-using-iget-and-read_inode.patch
iget-stop-romfs-from-using-iget-and-read_inode-checkpatch-fixes.patch
iget-stop-the-sysv-filesystem-from-using-iget-and.patch
iget-stop-the-sysv-filesystem-from-using-iget-and-checkpatch-fixes.patch
iget-stop-ufs-from-using-iget-and-read_inode-try.patch
iget-stop-ufs-from-using-iget-and-read_inode-try-checkpatch-fixes.patch
iget-stop-openpromfs-from-using-iget-and.patch
iget-stop-hostfs-from-using-iget-and-read_inode.patch
iget-stop-hostfs-from-using-iget-and-read_inode-checkpatch-fixes.patch
iget-stop-hppfs-from-using-iget-and-read_inode.patch
iget-remove-iget-and-the-read_inode-super-op-as.patch
iget-stop-unionfs-from-using-iget-and-read_inode.patch
unexport-asm-pageh.patch
add-cmpxchg_local-to-frv.patch
use-path_put-in-a-few-places-instead-of-mntdput.patch
aout-move-stack_top-to-asm-processorh.patch
aout-mark-arches-that-support-aout-format.patch
aout-mark-arches-that-support-aout-format-fix.patch
aout-suppress-aout-library-support-if-config_arch_supports_aout.patch
aout-remove-unnecessary-inclusions-of-asm-linux-aouth.patch
usb-net2280-cant-have-a-function-called-show_registers.patch
mn10300-allocate-serial-port-uart-ids-for-on-chip-serial-ports.patch
mn10300-add-the-mn10300-am33-architecture-to-the-kernel.patch
mn10300-add-mtd-flash-support-for-the-asb2303-board.patch
mn10300-add-the-mn10300-am33-architecture-to-the-kernel-fix.patch
mutex-subsystem-synchro-test-module.patch
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