Loading kernel from MMC created the following error message reproducable:
| reading uImage
| mmc_send_cmd: timedout waiting for stat!
|
| 2860468 bytes read
Tested on overo with OMAP3530:
* OMAP3530-GP ES3.1, CPU-OPP2, L3-165MHz, Max CPU Clock 720 mHz
Die ID #470e000400000000040398d31402100c
* OMAP3530-GP ES3.1, CPU-OPP2, L3-165MHz, Max CPU Clock 600 mHz
Die ID #112000040000000004035c140101b011
Signed-off-by: Andreas Müller <schnitzelt...@gmx.de>
---
drivers/mmc/omap_hsmmc.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index c38b9e6..ac91e5d 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -197,6 +197,10 @@ static int mmc_send_cmd(struct mmc *mmc, struct mmc_cmd
*cmd,
unsigned int flags, mmc_stat;
ulong start;
+ /* Delay added before checking the status */
+ if (cmd->cmdidx == MMC_CMD_SEND_STATUS)
+ udelay(1); /* wait 1 us */
+
start = get_timer(0);
while ((readl(&mmc_base->pstate) & DATI_MASK) == DATI_CMDDIS) {
if (get_timer(0) - start > MAX_RETRY_MS) {
--
1.7.6.4
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