RE: [PATCH v4 3/3] ARM: dts: Add nodes for dw_mmc controllers for Samsung Exynos5250 platforms

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On Wednesday, September 05, 2012, Thomas Abraham <thomas.abraham@xxxxxxxxxx> wrote:
> Add device nodes for the four instances of dw_mmc controllers in Exynos5250
> and enable instance 0 and 2 for the smdk5250 board.
> 
> Signed-off-by: Thomas Abraham <thomas.abraham@xxxxxxxxxx>
> ---
>  arch/arm/boot/dts/exynos5250-smdk5250.dts |   57 +++++++++++++++++++++++++++++
>  arch/arm/boot/dts/exynos5250.dtsi         |   32 ++++++++++++++++
>  2 files changed, 89 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> index 8a5e348..ae1cffe 100644
> --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> @@ -16,6 +16,13 @@
>  	model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
>  	compatible = "samsung,smdk5250", "samsung,exynos5250";
> 
> +	aliases {
> +		mshc0 = &dwmmc_0;
> +		mshc1 = &dwmmc_1;
> +		mshc2 = &dwmmc_2;
> +		mshc3 = &dwmmc_3;
> +	};
> +
>  	memory {
>  		reg = <0x40000000 0x80000000>;
>  	};
> @@ -72,6 +79,56 @@
>  		status = "disabled";
>  	};
> 
> +	dwmmc_0: dwmmc0@12200000 {
> +		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>;
As adding dw-mshc-ciu-div, third field of dw-mshc-ddr-timing can be removed.

Thanks,
Seungwon Jeon

> +
> +		slot@0 {
> +			reg = <0>;
> +			bus-width = <8>;
> +			gpios = <&gpc0 0 2 0 3>, <&gpc0 1 2 0 3>,
> +				<&gpc1 0 2 3 3>, <&gpc1 1 2 3 3>,
> +				<&gpc1 2 2 3 3>, <&gpc1 3 2 3 3>,
> +				<&gpc0 3 2 3 3>, <&gpc0 4 2 3 3>,
> +				<&gpc0 5 2 3 3>, <&gpc0 6 2 3 3>;
> +		};
> +	};
> +
> +	dwmmc_1: dwmmc1@12210000 {
> +		status = "disabled";
> +	};
> +
> +	dwmmc_2: dwmmc2@12220000 {
> +		num-slots = <1>;
> +		supports-highspeed;
> +		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@0 {
> +			reg = <0>;
> +			bus-width = <4>;
> +			samsung,cd-pinmux-gpio = <&gpc3 2 2 3 3>;
> +			gpios = <&gpc3 0 2 0 3>, <&gpc3 1 2 0 3>,
> +				<&gpc3 3 2 3 3>, <&gpc3 4 2 3 3>,
> +				<&gpc3 5 2 3 3>, <&gpc3 6 2 3 3>,
> +				<&gpc4 3 3 3 3>, <&gpc4 3 3 3 3>,
> +				<&gpc4 5 3 3 3>, <&gpc4 6 3 3 3>;
> +		};
> +	};
> +
> +	dwmmc_3: dwmmc3@12230000 {
> +		status = "disabled";
> +	};
> +
>  	spi_0: spi@12d20000 {
>  		status = "disabled";
>  	};
> diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
> index 004aaa8..f69e389 100644
> --- a/arch/arm/boot/dts/exynos5250.dtsi
> +++ b/arch/arm/boot/dts/exynos5250.dtsi
> @@ -182,6 +182,38 @@
>  		#size-cells = <0>;
>  	};
> 
> +	dwmmc0@12200000 {
> +		compatible = "samsung,exynos5250-dw-mshc";
> +		reg = <0x12200000 0x1000>;
> +		interrupts = <0 75 0>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +	};
> +
> +	dwmmc1@12210000 {
> +		compatible = "samsung,exynos5250-dw-mshc";
> +		reg = <0x12210000 0x1000>;
> +		interrupts = <0 76 0>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +	};
> +
> +	dwmmc2@12220000 {
> +		compatible = "samsung,exynos5250-dw-mshc";
> +		reg = <0x12220000 0x1000>;
> +		interrupts = <0 77 0>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +	};
> +
> +	dwmmc3@12230000 {
> +		compatible = "samsung,exynos5250-dw-mshc";
> +		reg = <0x12230000 0x1000>;
> +		interrupts = <0 78 0>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +	};
> +
>  	amba {
>  		#address-cells = <1>;
>  		#size-cells = <1>;
> --
> 1.6.6.rc2
> 
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