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path: root/target/linux/generic-2.6/patches-2.6.33/089-mtd-samsung-flash.patch
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Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.33/089-mtd-samsung-flash.patch')
-rw-r--r--target/linux/generic-2.6/patches-2.6.33/089-mtd-samsung-flash.patch40
1 files changed, 33 insertions, 7 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.33/089-mtd-samsung-flash.patch b/target/linux/generic-2.6/patches-2.6.33/089-mtd-samsung-flash.patch
index eab03db..4692335 100644
--- a/target/linux/generic-2.6/patches-2.6.33/089-mtd-samsung-flash.patch
+++ b/target/linux/generic-2.6/patches-2.6.33/089-mtd-samsung-flash.patch
@@ -1,11 +1,37 @@
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
-@@ -374,7 +374,7 @@ struct mtd_info *cfi_cmdset_0002(struct
+@@ -327,9 +327,32 @@ static void cfi_fixup_major_minor(struct
+ {
+ // manufacturers defined in include/linux/mtd/cfi.h
- cfi_fixup_major_minor(cfi, extp);
+- if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
+- extp->MajorVersion == '0')
++ if (cfi->mfr == CFI_MFR_SAMSUNG &&
++ extp->MajorVersion == '0') {
++ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
++ extp->MajorVersion, extp->MinorVersion);
++
+ extp->MajorVersion = '1';
++ extp->MinorVersion = '0';
++
++ printk(" to %c.%c.\n",
++ extp->MajorVersion, extp->MinorVersion);
++ }
++
++ if (cfi->mfr == CFI_MFR_SAMSUNG &&
++ extp->MajorVersion == '3' && extp->MinorVersion == '3') {
++ printk(KERN_NOTICE " Newer Samsung flash detected, "
++ "should be compatibile with Amd/Fujitsu.\n");
++
++ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
++ extp->MajorVersion, extp->MinorVersion);
++
++ extp->MajorVersion = '1'; // set to 1.3 (last defined version)
++ extp->MinorVersion = '3';
++
++ printk(" to %c.%c.\n",
++ extp->MajorVersion, extp->MinorVersion);
++ }
+ }
-- if (extp->MajorVersion != '1' ||
-+ if (extp->MajorVersion < '0' || extp->MajorVersion > '3' ||
- (extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
- if (cfi->mfr == MANUFACTURER_SAMSUNG &&
- (extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
+ struct mtd_info *cfi_cmdset_0002(struct map_info *map, int primary)