[PATCH 2/2] mmc: sdhci-esdhc-imx: add eMMC HS200 mode support

Shawn Guo shawn.guo at linaro.org
Thu Oct 31 03:18:29 EDT 2013


On Wed, Oct 30, 2013 at 10:10:42PM +0800, Dong Aisheng wrote:
> Add support for eMMC 4.5 cards to work on hs200 mode.
> 
> Signed-off-by: Dong Aisheng <b29396 at freescale.com>

Acked-by: Shawn Guo <shawn.guo at linaro.org>

> ---
>  drivers/mmc/host/sdhci-esdhc-imx.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
> index ec25421..5816585 100644
> --- a/drivers/mmc/host/sdhci-esdhc-imx.c
> +++ b/drivers/mmc/host/sdhci-esdhc-imx.c
> @@ -825,6 +825,7 @@ static int esdhc_change_pinstate(struct sdhci_host *host,
>  		pinctrl = imx_data->pins_100mhz;
>  		break;
>  	case MMC_TIMING_UHS_SDR104:
> +	case MMC_TIMING_MMC_HS200:
>  		pinctrl = imx_data->pins_200mhz;
>  		break;
>  	default:
> @@ -852,6 +853,7 @@ static int esdhc_set_uhs_signaling(struct sdhci_host *host, unsigned int uhs)
>  		imx_data->uhs_mode = SDHCI_CTRL_UHS_SDR50;
>  		break;
>  	case MMC_TIMING_UHS_SDR104:
> +	case MMC_TIMING_MMC_HS200:
>  		imx_data->uhs_mode = SDHCI_CTRL_UHS_SDR104;
>  		break;
>  	case MMC_TIMING_UHS_DDR50:
> -- 
> 1.7.2.rc3
> 
> 




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