From f019ac4dc9b89958657dd8c9d81bb2e270c938e7 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 16 Jun 2007 01:56:04 +0000 Subject: prepare for the transition to linux 2.6.22 - make it possible to override the kernel version in the target makefile SVN-Revision: 7644 --- .../patches-2.6.22/007-samsung_flash.patch | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 target/linux/generic-2.6/patches-2.6.22/007-samsung_flash.patch (limited to 'target/linux/generic-2.6/patches-2.6.22/007-samsung_flash.patch') diff --git a/target/linux/generic-2.6/patches-2.6.22/007-samsung_flash.patch b/target/linux/generic-2.6/patches-2.6.22/007-samsung_flash.patch new file mode 100644 index 0000000..8c94003 --- /dev/null +++ b/target/linux/generic-2.6/patches-2.6.22/007-samsung_flash.patch @@ -0,0 +1,37 @@ +diff -urN linux-2.6.21.1.old/drivers/mtd/chips/cfi_cmdset_0002.c linux-2.6.21.1.dev/drivers/mtd/chips/cfi_cmdset_0002.c +--- linux-2.6.21.1.old/drivers/mtd/chips/cfi_cmdset_0002.c 2007-04-27 23:49:26.000000000 +0200 ++++ linux-2.6.21.1.dev/drivers/mtd/chips/cfi_cmdset_0002.c 2007-05-26 19:30:01.049193968 +0200 +@@ -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 */ -- cgit v1.1