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| author | Jaehoon Chung | 2011-02-17 08:12:38 +0100 |
|---|---|---|
| committer | Chris Ball | 2011-03-15 18:49:30 +0100 |
| commit | c9b2a06fb0efda37241861915a8639c27bddaa85 (patch) | |
| tree | 5fb3c645c634193cfa8baab5c8272f8e002fd011 /drivers/mmc | |
| parent | mmc: dw_mmc: modify quirks bit-shift control (diff) | |
| download | kernel-qcow2-linux-c9b2a06fb0efda37241861915a8639c27bddaa85.tar.gz kernel-qcow2-linux-c9b2a06fb0efda37241861915a8639c27bddaa85.tar.xz kernel-qcow2-linux-c9b2a06fb0efda37241861915a8639c27bddaa85.zip | |
mmc: dw_mmc: support 8-bit buswidth
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 <jh80.chung@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Will Newton <will.newton@imgtec.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/dw_mmc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index cd6d8212dacc..62c8440ff04b 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -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) { |