From mboxrd@z Thu Jan 1 00:00:00 1970 From: b29396@freescale.com (Dong Aisheng) Date: Fri, 18 Oct 2013 19:48:48 +0800 Subject: [PATCH v3 6/8] mmc: sdhci-esdhc-imx: enable SDR50 tuning for imx6q/dl In-Reply-To: <1382096930-7964-1-git-send-email-b29396@freescale.com> References: <1382096930-7964-1-git-send-email-b29396@freescale.com> Message-ID: <1382096930-7964-7-git-send-email-b29396@freescale.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The imx6q/dl supports SDR50 tunning, enable it for a better timing on SDR50 mode. Signed-off-by: Dong Aisheng Acked-by: Shawn Guo --- drivers/mmc/host/sdhci-esdhc-imx.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index 260a81f..1d1fcb2 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -257,7 +257,8 @@ static u32 esdhc_readl_le(struct sdhci_host *host, int reg) else /* imx6q/dl does not have cap_1 register, fake one */ val = SDHCI_SUPPORT_DDR50 | SDHCI_SUPPORT_SDR104 - | SDHCI_SUPPORT_SDR50; + | SDHCI_SUPPORT_SDR50 + | SDHCI_USE_SDR50_TUNING; } } -- 1.7.2.rc3