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authorGuillaume LECERF <glecerf@gmail.com>2010-12-17 12:59:47 +0300
committerDavid Woodhouse <David.Woodhouse@intel.com>2011-01-06 18:28:53 +0300
commite8953b7395089b917f30d0909f845664d5fafa4e (patch)
tree5c00afa59e8ac9ee5a1a376ad2d1851b8ac32440 /drivers/mtd
parente637276370cb11068ab185c342eac5a78e5415b4 (diff)
downloadlinux-e8953b7395089b917f30d0909f845664d5fafa4e.tar.xz
mtd: cfi_cmdset_0002: add support for Samsung K8D3x16UxC NOR chips
These chips report CFI v3.3 [1], so patch them on the fly to the more correct v1.3. Discussed and tested by the OpenWRT people [2]. [1] http://www.samsung.com/global/system/business/semiconductor/product/2007/6/11/NORFlash/32Mbit/K8D3216UBC/ds_K8D3x16UxC_rev17.pdf [2] https://dev.openwrt.org/ticket/866 Signed-off-by: Guillaume LECERF <glecerf@gmail.com> Acked-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/chips/cfi_cmdset_0002.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index 324fee4024a9..a43ab45bdb18 100644
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -393,10 +393,12 @@ static void cfi_fixup_major_minor(struct cfi_private *cfi,
struct cfi_pri_amdstd *extp)
{
if (cfi->mfr == CFI_MFR_SAMSUNG) {
- if (extp->MajorVersion == '0' && extp->MinorVersion == '0') {
+ if ((extp->MajorVersion == '0' && extp->MinorVersion == '0') ||
+ (extp->MajorVersion == '3' && extp->MinorVersion == '3')) {
/*
* Samsung K8P2815UQB and K8D6x16UxM chips
* report major=0 / minor=0.
+ * K8D3x16UxC chips report major=3 / minor=3.
*/
printk(KERN_NOTICE " Fixing Samsung's Amd/Fujitsu"
" Extended Query version to 1.%c\n",