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openwrt/target/linux/ifxmips/patches/200-cfi-swap.patch

56 lines
1.4 KiB
Diff

Index: linux-2.6.35.8/drivers/mtd/chips/cfi_cmdset_0001.c
===================================================================
--- linux-2.6.35.8.orig/drivers/mtd/chips/cfi_cmdset_0001.c 2010-10-29 06:52:43.000000000 +0200
+++ linux-2.6.35.8/drivers/mtd/chips/cfi_cmdset_0001.c 2010-11-01 13:01:30.000000000 +0100
@@ -41,7 +41,11 @@
/* #define CMDSET0001_DISABLE_WRITE_SUSPEND */
// debugging, turns off buffer write mode if set to 1
-#define FORCE_WORD_WRITE 0
+#ifdef CONFIG_IFXMIPS
+# define FORCE_WORD_WRITE 1
+#else
+# define FORCE_WORD_WRITE 0
+#endif
/* Intel chips */
#define I82802AB 0x00ad
@@ -1491,6 +1495,9 @@
int ret=0;
adr += chip->start;
+#ifdef CONFIG_IFXMIPS
+ adr ^= 2;
+#endif
switch (mode) {
case FL_WRITING:
Index: linux-2.6.35.8/drivers/mtd/chips/cfi_cmdset_0002.c
===================================================================
--- linux-2.6.35.8.orig/drivers/mtd/chips/cfi_cmdset_0002.c 2010-11-01 13:01:29.000000000 +0100
+++ linux-2.6.35.8/drivers/mtd/chips/cfi_cmdset_0002.c 2010-11-01 15:14:17.000000000 +0100
@@ -40,7 +40,11 @@
#include <linux/mtd/xip.h>
#define AMD_BOOTLOC_BUG
-#define FORCE_WORD_WRITE 0
+#ifdef CONFIG_IFXMIPS
+# define FORCE_WORD_WRITE 1
+#else
+# define FORCE_WORD_WRITE 0
+#endif
#define MAX_WORD_RETRIES 3
@@ -1156,6 +1160,10 @@
adr += chip->start;
+#ifdef CONFIG_IFXMIPS
+ adr ^= 2;
+#endif
+
mutex_lock(&chip->mutex);
ret = get_chip(map, chip, adr, FL_WRITING);
if (ret) {