diff options
| author | Adrian Hunter <adrian.hunter@nokia.com> | 2010-10-11 12:43:50 +0300 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2010-10-23 21:11:16 +0800 |
| commit | 49e3b5a44f8abd33c8693edc575c6d06a210d778 (patch) | |
| tree | a68dfc6613a17d1c0eb68d87d63a3562eea26a80 /drivers/mmc/core/mmc.c | |
| parent | 0f8d8ea64ec7c77ca5beb59534d386fe0235961a (diff) | |
mmc: refine DDR support
One flaw with DDR support is that MMC core does not inform the driver
which DDR mode it has selected. This patch expands the ios->ddr flag
to do that.
Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/core/mmc.c')
| -rw-r--r-- | drivers/mmc/core/mmc.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 3ea58ce773f..df2a817303b 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -375,7 +375,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr, struct mmc_card *oldcard) { struct mmc_card *card; - int err, ddr = 0; + int err, ddr = MMC_SDR_MODE; u32 cid[4]; unsigned int max_dtr; @@ -523,10 +523,10 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr, if (mmc_card_highspeed(card)) { if ((card->ext_csd.card_type & EXT_CSD_CARD_TYPE_DDR_1_8V) && (host->caps & (MMC_CAP_1_8V_DDR))) - ddr = 1; + ddr = MMC_1_8V_DDR_MODE; else if ((card->ext_csd.card_type & EXT_CSD_CARD_TYPE_DDR_1_2V) && (host->caps & (MMC_CAP_1_2V_DDR))) - ddr = 1; + ddr = MMC_1_2V_DDR_MODE; } /* |