X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=target%2Flinux%2Fgeneric%2Fpatches-2.6.37%2F089-mtd-samsung-flash.patch;fp=target%2Flinux%2Fgeneric%2Fpatches-2.6.37%2F089-mtd-samsung-flash.patch;h=03d890ea160914f757178f7a2c18fb580099acb2;hb=a96545856e853ac269b7459811fcbe69627ce48f;hp=0000000000000000000000000000000000000000;hpb=bd25adac8d1ad9b414088d3de556e03ea112a1c3;p=openwrt%2Fsvn-archive%2Farchive.git

diff --git a/target/linux/generic/patches-2.6.37/089-mtd-samsung-flash.patch b/target/linux/generic/patches-2.6.37/089-mtd-samsung-flash.patch
new file mode 100644
index 0000000000..03d890ea16
--- /dev/null
+++ b/target/linux/generic/patches-2.6.37/089-mtd-samsung-flash.patch
@@ -0,0 +1,43 @@
+--- a/drivers/mtd/chips/cfi_cmdset_0002.c
++++ b/drivers/mtd/chips/cfi_cmdset_0002.c
+@@ -394,15 +394,31 @@ static void cfi_fixup_major_minor(struct
+ {
+ 	// manufacturers defined in include/linux/mtd/cfi.h
+ 
+-	if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
+-	    extp->MajorVersion == '0')
+-		extp->MajorVersion = '1';
+-	/*
+-	 * SST 38VF640x chips report major=0xFF / minor=0xFF.
+-	 */
+-	if (cfi->mfr == CFI_MFR_SST && (cfi->id >> 4) == 0x0536) {
+-		extp->MajorVersion = '1';
+-		extp->MinorVersion = '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);
+ 	}
+ }
+