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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 10:07:49 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 10:07:49 -0700
commita7c367b95a9d8e65e0f0e7da31f700a556794efb (patch)
tree5b1bb202801e29e3237381aa7aad5aa288378d5b /drivers/mtd/nand/mxc_nand.c
parent15f964bed054821d6d940d3752508c5f96a9ffd3 (diff)
parente1070211f7327a1f197d535aa886f721a241c32f (diff)
Merge git://git.infradead.org/mtd-2.6
* git://git.infradead.org/mtd-2.6: (58 commits) mtd: jedec_probe: add PSD4256G6V id mtd: OneNand support for Nomadik 8815 SoC (on NHK8815 board) mtd: nand: driver for Nomadik 8815 SoC (on NHK8815 board) m25p80: Add Spansion S25FL129P serial flashes jffs2: Use SLAB_HWCACHE_ALIGN for jffs2_raw_{dirent,inode} slabs mtd: sh_flctl: register sh_flctl using platform_driver_probe() mtd: nand: txx9ndfmc: transfer 512 byte at a time if possible mtd: nand: fix tmio_nand ecc correction mtd: nand: add __nand_correct_data helper function mtd: cfi_cmdset_0002: add 0xFF intolerance for M29W128G mtd: inftl: fix fold chain block number mtd: jedec: fix compilation problem with I28F640C3B definition mtd: nand: fix ECC Correction bug for SMC ordering for NDFC driver mtd: ofpart: Check availability of reg property instead of name property driver/Makefile: Initialize "mtd" and "spi" before "net" mtd: omap: adding DMA mode support in nand prefetch/post-write mtd: omap: add support for nand prefetch-read and post-write mtd: add nand support for w90p910 (v2) mtd: maps: add mtd-ram support to physmap_of mtd: pxa3xx_nand: add single-bit error corrections reporting ...
Diffstat (limited to 'drivers/mtd/nand/mxc_nand.c')
-rw-r--r--drivers/mtd/nand/mxc_nand.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index 76beea40d2c..65b26d5a5c0 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -857,6 +857,17 @@ static void mxc_nand_command(struct mtd_info *mtd, unsigned command,
}
}
+/* Define some generic bad / good block scan pattern which are used
+ * while scanning a device for factory marked good / bad blocks. */
+static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
+
+static struct nand_bbt_descr smallpage_memorybased = {
+ .options = NAND_BBT_SCAN2NDPAGE,
+ .offs = 5,
+ .len = 1,
+ .pattern = scan_ff_pattern
+};
+
static int __init mxcnd_probe(struct platform_device *pdev)
{
struct nand_chip *this;
@@ -973,7 +984,10 @@ static int __init mxcnd_probe(struct platform_device *pdev)
goto escan;
}
- host->pagesize_2k = (mtd->writesize == 2048) ? 1 : 0;
+ if (mtd->writesize == 2048) {
+ host->pagesize_2k = 1;
+ this->badblock_pattern = &smallpage_memorybased;
+ }
if (this->ecc.mode == NAND_ECC_HW) {
switch (mtd->oobsize) {