[PATCH 4/4] ODROID-X: dts: Add mshc node for ODROID-X board

Tomasz Figa tomasz.figa at gmail.com
Mon Dec 17 16:40:35 EST 2012


Hi Dongjin,

On Tuesday 18 of December 2012 04:55:07 Dongjin Kim wrote:
> Adding the device node to support eMMC storage on SDCARD4 ports,
> controlled by Mobile Storage Host Controller.
> 
> Signed-off-by: Dongjin Kim <tobetter at gmail.com>
> ---
>  arch/arm/boot/dts/exynos4412-odroidx.dts |   21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/exynos4412-odroidx.dts
> b/arch/arm/boot/dts/exynos4412-odroidx.dts index 3943011..fbd0b51
> 100644
> --- a/arch/arm/boot/dts/exynos4412-odroidx.dts
> +++ b/arch/arm/boot/dts/exynos4412-odroidx.dts
> @@ -73,4 +73,25 @@
>  			linux,default-trigger = "mmc0";
>  		};
>  	};
> +
> +	mshc at 12550000 {
> +		num-slots = <1>;
> +		supports-highspeed;
> +		broken-cd;
> +		fifo-depth = <0x80>;
> +		card-detect-delay = <200>;
> +		samsung,dw-mshc-ciu-div = <3>;
> +		samsung,dw-mshc-sdr-timing = <2 3 3>;
> +		samsung,dw-mshc-ddr-timing = <1 2 3>;
> +
> +		slot at 0 {
> +			reg = <0>;
> +			bus-width = <8>;
> +			gpios = <&gpk0 0 3>, <&gpk0 1 3>,
> +				<&gpk0 3 3>, <&gpk0 4 3>,
> +				<&gpk0 5 3>, <&gpk0 6 3>,
> +				<&gpk1 3 4>, <&gpk1 4 4>,
> +				<&gpk1 5 4>, <&gpk1 6 4>;

What is the gpios property for in this node? Pin configuration using 
legacy GPIO bindings is not supported anymore on Exynos4. Pin control 
bindings must be used.

Best regards,
Tomasz Figa




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