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authorImre Kaloz <kaloz@openwrt.org>2008-04-19 15:20:44 +0000
committerImre Kaloz <kaloz@openwrt.org>2008-04-19 15:20:44 +0000
commit08dc68c9dfd506c35d00c09156ec898bc18d1409 (patch)
tree5e60a5f19e831312d49d68ad7dc237fbeb86280a /target/linux/generic-2.6/patches-2.6.25/007-samsung_flash.patch
parentac5cfeb41720bfc0ac9781462cb0b1b1547b3f9d (diff)
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add proper 2.6.25 support
SVN-Revision: 10865
Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.25/007-samsung_flash.patch')
-rw-r--r--target/linux/generic-2.6/patches-2.6.25/007-samsung_flash.patch38
1 files changed, 38 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.25/007-samsung_flash.patch b/target/linux/generic-2.6/patches-2.6.25/007-samsung_flash.patch
new file mode 100644
index 0000000..1be698c
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.25/007-samsung_flash.patch
@@ -0,0 +1,38 @@
+Index: linux-2.6.23-rc6/drivers/mtd/chips/cfi_cmdset_0002.c
+===================================================================
+--- linux-2.6.23-rc6.orig/drivers/mtd/chips/cfi_cmdset_0002.c 2007-09-21 16:23:54.000000000 +0800
++++ linux-2.6.23-rc6/drivers/mtd/chips/cfi_cmdset_0002.c 2007-09-21 16:23:57.000000000 +0800
+@@ -51,6 +51,7 @@
+ #define SST49LF040B 0x0050
+ #define SST49LF008A 0x005a
+ #define AT49BV6416 0x00d6
++#define MANUFACTURER_SAMSUNG 0x00ec
+
+ static int cfi_amdstd_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
+ static int cfi_amdstd_write_words(struct mtd_info *, loff_t, size_t, size_t *, const u_char *);
+@@ -294,12 +295,19 @@
+
+ if (extp->MajorVersion != '1' ||
+ (extp->MinorVersion < '0' || extp->MinorVersion > '4')) {
+- printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
+- "version %c.%c.\n", extp->MajorVersion,
+- extp->MinorVersion);
+- kfree(extp);
+- kfree(mtd);
+- return NULL;
++ if (cfi->mfr == MANUFACTURER_SAMSUNG &&
++ (extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
++ printk(KERN_NOTICE " Newer Samsung flash detected, "
++ "should be compatibile with Amd/Fujitsu.\n");
++ }
++ else {
++ printk(KERN_ERR " Unknown Amd/Fujitsu Extended Query "
++ "version %c.%c.\n", extp->MajorVersion,
++ extp->MinorVersion);
++ kfree(extp);
++ kfree(mtd);
++ return NULL;
++ }
+ }
+
+ /* Install our own private info structure */