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authorJaroslav Kysela <perex@perex.cz>2010-01-08 09:26:34 +0100
committerJaroslav Kysela <perex@perex.cz>2010-01-08 09:26:34 +0100
commit1cb4f624ea38361b6397966470f0a1bed5532483 (patch)
tree418b05ddc854b09d64f7d5ee0c78875e42b5f151 /drivers/mtd/onenand/omap2.c
parent444c1953d496d272208902ff7010dc70d1f887f0 (diff)
parent2c1f1895ef2aa8f0e5497893eff71304aef332e1 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into fixes
Diffstat (limited to 'drivers/mtd/onenand/omap2.c')
-rw-r--r--drivers/mtd/onenand/omap2.c22
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c
index 86c4f6dcdc6..75f38b95811 100644
--- a/drivers/mtd/onenand/omap2.c
+++ b/drivers/mtd/onenand/omap2.c
@@ -112,10 +112,24 @@ static int omap2_onenand_wait(struct mtd_info *mtd, int state)
unsigned long timeout;
u32 syscfg;
- if (state == FL_RESETING) {
- int i;
+ if (state == FL_RESETING || state == FL_PREPARING_ERASE ||
+ state == FL_VERIFYING_ERASE) {
+ int i = 21;
+ unsigned int intr_flags = ONENAND_INT_MASTER;
+
+ switch (state) {
+ case FL_RESETING:
+ intr_flags |= ONENAND_INT_RESET;
+ break;
+ case FL_PREPARING_ERASE:
+ intr_flags |= ONENAND_INT_ERASE;
+ break;
+ case FL_VERIFYING_ERASE:
+ i = 101;
+ break;
+ }
- for (i = 0; i < 20; i++) {
+ while (--i) {
udelay(1);
intr = read_reg(c, ONENAND_REG_INTERRUPT);
if (intr & ONENAND_INT_MASTER)
@@ -126,7 +140,7 @@ static int omap2_onenand_wait(struct mtd_info *mtd, int state)
wait_err("controller error", state, ctrl, intr);
return -EIO;
}
- if (!(intr & ONENAND_INT_RESET)) {
+ if ((intr & intr_flags) != intr_flags) {
wait_err("timeout", state, ctrl, intr);
return -EIO;
}