From 9107ebbf9652c033eb5dd10a6ea34a132db3cde1 Mon Sep 17 00:00:00 2001 From: Micky Ching Date: Fri, 21 Feb 2014 18:40:35 +0800 Subject: mmc: sdhci: add support for realtek rts5250 Add support for realtek rts5250 pci card reader. The card reader has some problems with DDR50 mode, so add a new quirks2 for broken ddr50. Signed-off-by: Micky Ching Signed-off-by: Chris Ball --- drivers/mmc/host/sdhci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/mmc/host/sdhci.c') diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 9ddef4763541..8958edc03e04 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -3020,7 +3020,8 @@ int sdhci_add_host(struct sdhci_host *host) } else if (caps[1] & SDHCI_SUPPORT_SDR50) mmc->caps |= MMC_CAP_UHS_SDR50; - if (caps[1] & SDHCI_SUPPORT_DDR50) + if ((caps[1] & SDHCI_SUPPORT_DDR50) && + !(host->quirks2 & SDHCI_QUIRK2_BROKEN_DDR50)) mmc->caps |= MMC_CAP_UHS_DDR50; /* Does the host need tuning for SDR50? */ -- cgit v1.2.3