[U-Boot] [PATCH V3 4/4] trats: fdt: disable unused DW MMC

Jaehoon Chung jh80.chung at samsung.com
Thu Oct 1 05:37:22 CEST 2015


Hi, Przemyslaw.

On 09/30/2015 08:14 PM, Przemyslaw Marczak wrote:
> This device uses SDHCI driver, for eMMC and SD cards.
> Trying bind the DW MMC driver with fdt node without all
> required properties, causes printing an error.
> 
> This commit disables the DW MMC node.

Why does it need?
Trats board doesn't support the Designware IP, so i think right that it shouldn't build.

If needs to modify, exynos-common.h should be modified.

> 
> Tested-on: Trats
> 
> Signed-off-by: Przemyslaw Marczak <p.marczak at samsung.com>
> Cc: Łukasz Majewski <l.majewski at samsung.com>
> Cc: Minkyu Kang <mk7.kang at samsung.com>
> --
> Changes V3:
> - new commit
> ---
>  arch/arm/dts/exynos4210-trats.dts | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/arm/dts/exynos4210-trats.dts b/arch/arm/dts/exynos4210-trats.dts
> index 36d02df..f3fac80 100644
> --- a/arch/arm/dts/exynos4210-trats.dts
> +++ b/arch/arm/dts/exynos4210-trats.dts
> @@ -117,4 +117,8 @@
>  	sdhci at 12540000 {
>  		status = "disabled";
>  	};
> +
> +	dwmmc at 12550000 {
> +		status = "disabled";
> +	};

It seems to support dwmmc controller. 12550000 addr is for sdhci controller.

Best Regards,
Jaehoon Chung

>  };
> 



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