mmc: omap_hsmmc: Enable Auto command (CMD12) enable
Instead of sending STOP TRANSMISSION command from MMC core, enable
the auto command feature so that the Host Controller issues CMD12
automatically when last block transfer is completed.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index 462a891..224c06a 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -494,6 +494,10 @@
ulong start;
mmc_base = priv->base_addr;
+
+ if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION)
+ return 0;
+
start = get_timer(0);
while ((readl(&mmc_base->pstate) & (DATI_MASK | CMDI_MASK)) != 0) {
if (get_timer(0) - start > MAX_RETRY_MS) {
@@ -550,7 +554,7 @@
if (data) {
if ((cmd->cmdidx == MMC_CMD_READ_MULTIPLE_BLOCK) ||
(cmd->cmdidx == MMC_CMD_WRITE_MULTIPLE_BLOCK)) {
- flags |= (MSBS_MULTIBLK | BCE_ENABLE);
+ flags |= (MSBS_MULTIBLK | BCE_ENABLE | ACEN_ENABLE);
data->blocksize = 512;
writel(data->blocksize | (data->blocks << 16),
&mmc_base->blk);