Root/target/linux/generic/patches-2.6.37/473-mtd_samsung_flash.patch

1--- a/drivers/mtd/chips/cfi_cmdset_0002.c
2+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
3@@ -392,9 +392,35 @@ static struct cfi_fixup fixup_table[] =
4 static void cfi_fixup_major_minor(struct cfi_private *cfi,
5                   struct cfi_pri_amdstd *extp)
6 {
7- if (cfi->mfr == CFI_MFR_SAMSUNG && cfi->id == 0x257e &&
8- extp->MajorVersion == '0')
9- extp->MajorVersion = '1';
10+ /* Manufacturers are defined in include/linux/mtd/cfi.h */
11+
12+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
13+ extp->MajorVersion == '0') {
14+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
15+ extp->MajorVersion, extp->MinorVersion);
16+
17+ extp->MajorVersion = '1';
18+ extp->MinorVersion = '0';
19+
20+ printk(" to %c.%c.\n",
21+ extp->MajorVersion, extp->MinorVersion);
22+ }
23+
24+ if (cfi->mfr == CFI_MFR_SAMSUNG &&
25+ extp->MajorVersion == '3' && extp->MinorVersion == '3') {
26+ printk(KERN_NOTICE " Newer Samsung flash detected, "
27+ "should be compatible with Amd/Fujitsu.\n");
28+
29+ printk(" Fixed Samsung's Amd/Fujitsu Extended Query version from %c.%c",
30+ extp->MajorVersion, extp->MinorVersion);
31+
32+ extp->MajorVersion = '1'; // set to 1.3
33+ extp->MinorVersion = '3';
34+
35+ printk(" to %c.%c.\n",
36+ extp->MajorVersion, extp->MinorVersion);
37+ }
38+
39     /*
40      * SST 38VF640x chips report major=0xFF / minor=0xFF.
41      */
42

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