diff options
| author | Kishon Vijay Abraham I <[email protected]> | 2017-09-21 16:51:35 +0200 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2018-01-19 15:49:23 -0500 |
| commit | 866bb98468f5a442559825c97e3f1ffd5cf2e8de (patch) | |
| tree | 6868c0c837ef92b39de6a3e00678113e394d1a7d | |
| parent | f0d53e88a61f3269f0dcaa781521644c33ea2854 (diff) | |
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 <[email protected]>
Signed-off-by: Jean-Jacques Hiblot <[email protected]>
Reviewed-by: Tom Rini <[email protected]>
| -rw-r--r-- | drivers/mmc/omap_hsmmc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c index 462a89198b6..224c06aea81 100644 --- a/drivers/mmc/omap_hsmmc.c +++ b/drivers/mmc/omap_hsmmc.c @@ -494,6 +494,10 @@ static int omap_hsmmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd, 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 @@ static int omap_hsmmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd, 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); |