[U-Boot] [PATCH 1/1] mmc: omap: enable high capacity

Simon Glass sjg at chromium.org
Thu Sep 8 22:14:41 CEST 2011


On Thu, Aug 25, 2011 at 7:46 AM, Balaji T K <balajitk at ti.com> wrote:
> Enable high capacity to host capability.
> Fixes eMMC detection on boot from MMC/SD card.
>
> Signed-off-by: Balaji T K <balajitk at ti.com>
> Signed-off-by: Aneesh V <aneesh at ti.com>
> ---
>  drivers/mmc/omap_hsmmc.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
> index ef12ecd..6627905 100644
> --- a/drivers/mmc/omap_hsmmc.c
> +++ b/drivers/mmc/omap_hsmmc.c
> @@ -461,7 +461,8 @@ int omap_mmc_init(int dev_index)
>                return 1;
>        }
>        mmc->voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195;
> -       mmc->host_caps = MMC_MODE_4BIT | MMC_MODE_HS_52MHz | MMC_MODE_HS;
> +       mmc->host_caps = MMC_MODE_4BIT | MMC_MODE_HS_52MHz | MMC_MODE_HS |
> +                               MMC_MODE_HC;
>
>        mmc->f_min = 400000;
>        mmc->f_max = 52000000;
> --

I tested a similar patch on a Tegra2 system, so:

Acked-by: Simon Glass <sjg at chromium.org>

> 1.7.0.4
>
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