From mboxrd@z Thu Jan 1 00:00:00 1970 From: b29396@freescale.com (Dong Aisheng) Date: Wed, 9 Oct 2013 19:20:14 +0800 Subject: [PATCH 08/10] mmc: sdhci-esdhc-imx: enable SDR50 tuning for imx6q/dl In-Reply-To: <1381317616-1229-1-git-send-email-b29396@freescale.com> References: <1381317616-1229-1-git-send-email-b29396@freescale.com> Message-ID: <1381317616-1229-9-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 --- drivers/mmc/host/sdhci-esdhc-imx.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index 91b2d85..8879974 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -244,7 +244,7 @@ static u32 esdhc_readl_le(struct sdhci_host *host, int reg) if (is_imx6q_usdhc(imx_data)) /* 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; else if (is_imx6sl_usdhc(imx_data)) val = readl(host->ioaddr + SDHCI_CAPABILITIES) & 0xFFFF; } -- 1.7.2.rc3