basic pxa support; likely broken

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6232 3c298f89-4303-0410-b956-a3cf2f4a3e73
2025-04-21 12:27:27 +03:00 · 2007-01-31 00:11:27 +00:00
parent dc251a5ea6
commit da5f3d25a7
8 changed files with 2816 additions and 0 deletions
--- a/target/linux/pxa-2.6/patches/005-mtd.patch
+++ b/target/linux/pxa-2.6/patches/005-mtd.patch
@@ -0,0 +1,111 @@
+diff -Nurb linux-2.6.17/drivers/mtd/chips/cfi_cmdset_0001.c linux-2.6.17-patched/drivers/mtd/chips/cfi_cmdset_0001.c
+--- linux-2.6.17/drivers/mtd/chips/cfi_cmdset_0001.c	2006-06-17 18:49:35.000000000 -0700
+++ linux-2.6.17-patched/drivers/mtd/chips/cfi_cmdset_0001.c	2006-09-25 11:27:06.000000000 -0700
+@@ -40,7 +40,7 @@
+ /* #define CMDSET0001_DISABLE_WRITE_SUSPEND */
+ 
+ // debugging, turns off buffer write mode if set to 1
+-#define FORCE_WORD_WRITE 0
+#define FORCE_WORD_WRITE 1
+ 
+ #define MANUFACTURER_INTEL	0x0089
+ #define I82802AB	0x00ad
+diff -Nurb linux-2.6.17/drivers/mtd/maps/lubbock-flash.c linux-2.6.17-patched/drivers/mtd/maps/lubbock-flash.c
+--- linux-2.6.17/drivers/mtd/maps/lubbock-flash.c	2006-06-17 18:49:35.000000000 -0700
+++ linux-2.6.17-patched/drivers/mtd/maps/lubbock-flash.c	2006-09-25 10:50:08.000000000 -0700
+@@ -26,6 +26,7 @@
+ #include <asm/hardware.h>
+ #include <asm/arch/pxa-regs.h>
+ #include <asm/arch/lubbock.h>
+#include <linux/mtd/concat.h>
+ 
+ 
+ #define ROM_ADDR	0x00000000
+@@ -48,24 +49,27 @@
+ 	.inval_cache = 	lubbock_map_inval_cache,
+ } };
+ 
+-static struct mtd_partition lubbock_partitions[] = {
+static struct mtd_partition lubbock_partitions[] =
+{
+ 	{
+-		.name =		"Bootloader",
+-		.size =		0x00040000,
+-		.offset =	0,
+-		.mask_flags =	MTD_WRITEABLE  /* force read-only */
+-	},{
+-		.name =		"Kernel",
+-		.size =		0x00100000,
+-		.offset =	0x00040000,
+-	},{
+-		.name =		"Filesystem",
+-		.size =		MTDPART_SIZ_FULL,
+-		.offset =	0x00140000
+-	}
+		.name   =   "root",
+		.offset =   0x00410000
+	},
+	{
+		.name   =  "kernel",
+		.size   =  0x00150000,
+		.offset =  0x000B0000
+	},
+	{
+		.name   =  "bootloader",
+		.size   =  0x000B0000,
+		.offset =  0x00000000
+	},
+ };
+ 
+
+ static struct mtd_info *mymtds[2];
+static struct mtd_info *merged_mtd;
+ static struct mtd_partition *parsed_parts[2];
+ static int nr_parsed_parts[2];
+ 
+@@ -83,8 +87,8 @@
+ 	printk(KERN_NOTICE "Lubbock configured to boot from %s (bank %d)\n",
+ 	       flashboot?"Flash":"ROM", flashboot);
+ 
+-	lubbock_maps[flashboot^1].name = "Lubbock Application Flash";
+-	lubbock_maps[flashboot].name = "Lubbock Boot ROM";
+	lubbock_maps[flashboot^1].name = "Flash-1";
+	lubbock_maps[flashboot].name = "Flash-0";
+ 
+ 	for (i = 0; i < 2; i++) {
+ 		lubbock_maps[i].virt = ioremap(lubbock_maps[i].phys, WINDOW_SIZE);
+@@ -125,25 +129,23 @@
+ 	if (!mymtds[0] && !mymtds[1])
+ 		return ret;
+ 
+-	for (i = 0; i < 2; i++) {
+-		if (!mymtds[i]) {
+-			printk(KERN_WARNING "%s is absent. Skipping\n", lubbock_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("Using static partitions on %s\n", lubbock_maps[i].name);
+-			add_mtd_partitions(mymtds[i], lubbock_partitions, ARRAY_SIZE(lubbock_partitions));
+-		} else {
+-			printk("Registering %s as whole device\n", lubbock_maps[i].name);
+-			add_mtd_device(mymtds[i]);
+-		}
+-	}
+	if (mymtds[0] && mymtds[1]) {
+		merged_mtd = mtd_concat_create(mymtds, 2, "Concated Flash #1 and #2");
+		if(merged_mtd)
+			add_mtd_partitions(merged_mtd, lubbock_partitions, ARRAY_SIZE(lubbock_partitions));
+		else
+			printk("YoKu: Failed to concate\n");
+ 	return 0;
+	}
+ }
+ 
+ static void __exit cleanup_lubbock(void)
+ {
+ 	int i;
+
+	del_mtd_partitions(merged_mtd);
+	map_destroy(merged_mtd);
+
+ 	for (i = 0; i < 2; i++) {