A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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mmc: dw_mmc: support 8-bit buswidth

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This patch adds support for 8-bit buswidth.
dw_mmc can use 8-bit buswidth and set to CTYPE_8BIT in card-type register.

Signed-off-by: Jaehoon Chung <[email protected]>
Signed-off-by: Kyungmin Park <[email protected]>
Acked-by: Will Newton <[email protected]>
Signed-off-by: Chris Ball <[email protected]>
This commit is contained in:
Jaehoon Chung 2011-02-17 16:12:38 +09:00 • committed by Chris Ball
commit c9b2a06fb0
1 changed files with 3 additions and 0 deletions
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3
drivers/mmc/host/dw_mmc.c
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@ -673,6 +673,9 @@ static void dw_mci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
case MMC_BUS_WIDTH_4:
slot->ctype = SDMMC_CTYPE_4BIT;
break;
case MMC_BUS_WIDTH_8:
slot->ctype = SDMMC_CTYPE_8BIT;
break;
}
if (ios->clock) {