mtd: davinci: relax a timeout for ECC-initialization
Sudhakar found out that 100µs are enough. Sadly, his updated patch was
overlooked and an older version still using 100ms was merged. Fix this.
Reference: http://patchwork.ozlabs.org/patch/59180/
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index e712959..ad51f8e 100644
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c
@@ -313,7 +313,7 @@
u32 syndrome[4];
u32 ecc_state;
unsigned num_errors, corrected;
- unsigned long timeo = jiffies + msecs_to_jiffies(100);
+ unsigned long timeo;
/* All bytes 0xff? It's an erased page; ignore its ECC. */
for (i = 0; i < 10; i++) {
@@ -373,6 +373,7 @@
* long as ECC_STATE reads less than 4. After that, ECC HW has entered
* correction state.
*/
+ timeo = jiffies + usecs_to_jiffies(100);
do {
ecc_state = (davinci_nand_readl(info,
NANDFSR_OFFSET) >> 8) & 0x0f;