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| author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-10-26 07:54:25 +0200 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-10-26 07:54:25 +0200 |
| commit | 4c25761337570e63e9e2631a81de221e692251e3 (patch) | |
| tree | f288433990a6bec1c42261690ac573d0316f3d48 /drivers | |
| parent | c68436fa427a69ea308d74c410067507d6c7103b (diff) | |
| parent | 9924ca6e9b1933b8ea2bb0ca49fe67df9856ccc5 (diff) | |
| download | u-boot-imx-4c25761337570e63e9e2631a81de221e692251e3.zip u-boot-imx-4c25761337570e63e9e2631a81de221e692251e3.tar.gz u-boot-imx-4c25761337570e63e9e2631a81de221e692251e3.tar.bz2 | |
Merge remote-tracking branch 'u-boot-atmel/master'
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/gen_atmel_mci.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/mmc/gen_atmel_mci.c b/drivers/mmc/gen_atmel_mci.c index 4968c5e..67b2dbe 100644 --- a/drivers/mmc/gen_atmel_mci.c +++ b/drivers/mmc/gen_atmel_mci.c @@ -87,6 +87,11 @@ static void mci_set_mode(struct mmc *mmc, u32 hz, u32 blklen) | MMCI_BF(BLKLEN, blklen) | MMCI_BIT(RDPROOF) | MMCI_BIT(WRPROOF)), &mci->mr); + /* + * On some new platforms BLKLEN in mci->mr is ignored. + * Should use the BLKLEN in the block register. + */ + writel(MMCI_BF(BLKLEN, blklen), &mci->blkr); initialized = 1; } @@ -183,6 +188,12 @@ mci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) /* Figure out the transfer arguments */ cmdr = mci_encode_cmd(cmd, data, &error_flags); + /* For multi blocks read/write, set the block register */ + if ((cmd->cmdidx == MMC_CMD_READ_MULTIPLE_BLOCK) + || (cmd->cmdidx == MMC_CMD_WRITE_MULTIPLE_BLOCK)) + writel(data->blocks | MMCI_BF(BLKLEN, mmc->read_bl_len), + &mci->blkr); + /* Send the command */ writel(cmd->cmdarg, &mci->argr); writel(cmdr, &mci->cmdr); @@ -310,8 +321,8 @@ static int mci_init(struct mmc *mmc) writel(MMCI_BIT(MCIEN), &mci->cr); /* enable mci */ writel(MMCI_BF(SCDSEL, MCI_BUS), &mci->sdcr); /* select port */ - /* Initial Time-outs */ - writel(0x5f, &mci->dtor); + /* This delay can be optimized, but stick with max value */ + writel(0x7f, &mci->dtor); /* Disable Interrupts */ writel(~0UL, &mci->idr); |