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mmc: sdhci: Enable high-speed support for MMC cards 

MMC_CAP_MMC_HIGHSPEED allows MMC and eMMC to negotiate up to 50M
instead of the previous limit of 25M.

Signed-off-by: Zhangfei Gao <zgao6@marvell.com>
Acked-by: Matt Fleming <matt@console-pimps.org>
Acked-by: Kyungmin Park <kmpark@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
hifive-unleashed-5.1
Zhangfei Gao 2010-08-16 21:15:32 -04:00 committed by Chris Ball
parent 0397526d6a
commit a29e7e18bd
1 changed files with 1 additions and 1 deletions
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2
drivers/mmc/host/sdhci.c
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@ -1846,7 +1846,7 @@ int sdhci_add_host(struct sdhci_host *host)
mmc->caps |= MMC_CAP_4_BIT_DATA;
if (caps & SDHCI_CAN_DO_HISPD)
mmc->caps |= MMC_CAP_SD_HIGHSPEED;
mmc->caps |= MMC_CAP_SD_HIGHSPEED | MMC_CAP_MMC_HIGHSPEED;
if (host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION)
mmc->caps |= MMC_CAP_NEEDS_POLL;