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add a chip_fixup function to the plat_nand driver on 2.6.23 as well (closes #3513) 

SVN-Revision: 11386
owl
Gabor Juhos 2008-06-07 08:35:09 +00:00
parent 60e3586f6f
commit 7a902dfc34
1 changed files with 32 additions and 0 deletions
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32
target/linux/generic-2.6/patches-2.6.23/080-mtd_plat_nand_chip_fixup.patch Normal file
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@ -0,0 +1,32 @@
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -572,6 +572,7 @@
int chip_delay;
unsigned int options;
const char **part_probe_types;
+ int (*chip_fixup)(struct mtd_info *mtd);
void *priv;
};
--- a/drivers/mtd/nand/plat_nand.c
+++ b/drivers/mtd/nand/plat_nand.c
@@ -70,7 +70,18 @@
platform_set_drvdata(pdev, data);
/* Scan to find existance of the device */
- if (nand_scan(&data->mtd, 1)) {
+ if (nand_scan_ident(&data->mtd, 1)) {
+ res = -ENXIO;
+ goto out;
+ }
+
+ if (pdata->chip.chip_fixup) {
+ res = pdata->chip.chip_fixup(&data->mtd);
+ if (res)
+ goto out;
+ }
+
+ if (nand_scan_tail(&data->mtd)) {
res = -ENXIO;
goto out;
}