[U-Boot] [PATCH 1/3] fsl_esdhc: add MMC_MODE_HC host_caps

Stefano Babic sbabic at denx.de
Sat Jan 5 17:59:11 CET 2013


On 31/12/2012 01:14, Shawn Guo wrote:
> All esdhc variants we know should support high capacity MMC cards,
> so let's add MMC_MODE_HC host_caps unconditionally to support those
> MMC cards (capacity > 2 GB).
> 
> Signed-off-by: Shawn Guo <shawn.guo at linaro.org>
> ---
>  drivers/mmc/fsl_esdhc.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
> index e93e38a..29f3122 100644
> --- a/drivers/mmc/fsl_esdhc.c
> +++ b/drivers/mmc/fsl_esdhc.c
> @@ -262,6 +262,7 @@ static void check_and_invalidate_dcache_range
>  	unsigned end = start+size ;
>  	invalidate_dcache_range(start, end);
>  }
> +

I drop myself this from the commit.

>  /*
>   * Sends a command out on the bus.  Takes the mmc pointer,
>   * a command pointer, and an optional data pointer.
> @@ -577,7 +578,7 @@ int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg)
>  		return -1;
>  	}
>  
> -	mmc->host_caps = MMC_MODE_4BIT | MMC_MODE_8BIT;
> +	mmc->host_caps = MMC_MODE_4BIT | MMC_MODE_8BIT | MMC_MODE_HC;
>  
>  	if (caps & ESDHC_HOSTCAPBLT_HSS)
>  		mmc->host_caps |= MMC_MODE_HS_52MHz | MMC_MODE_HS;
> 

Applied to u-boot-imx, thanks.

Best regards,
Stefano Babic

-- 
=====================================================================
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
=====================================================================


More information about the U-Boot mailing list