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Commit 0e2c5915 authored by Yuvaraj Kumar C D's avatar Yuvaraj Kumar C D Committed by Kukjin Kim
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ARM: dts: Add dwmmc DT nodes for exynos5420 SOC 



This patch adds the mmc device tree node entries for exynos5420 SOC.
Exynos5420 has a different version of DWMMC controller,so a new
compatible string is used to distinguish it from the prior SOC's.

Signed-off-by: default avatarYuvaraj Kumar C D <yuvaraj.cd@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent c8149df0

Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt

+2 −0
Original line number Diff line number Diff line
@@ -16,6 +16,8 @@ Required Properties: 
	  specific extensions.

	- "samsung,exynos5250-dw-mshc": for controllers with Samsung Exynos5250

	  specific extensions.

	- "samsung,exynos5420-dw-mshc": for controllers with Samsung Exynos5420

	  specific extensions.



* samsung,dw-mshc-ciu-div: Specifies the divider value for the card interface

  unit (ciu) clock. This property is applicable only for Exynos5 SoC's and

arch/arm/boot/dts/exynos5420-smdk5420.dts

+33 −0
Original line number Diff line number Diff line
@@ -31,6 +31,39 @@ 
		};

	};



	mmc@12200000 {

		status = "okay";

		broken-cd;

		supports-highspeed;

		card-detect-delay = <200>;

		samsung,dw-mshc-ciu-div = <3>;

		samsung,dw-mshc-sdr-timing = <0 4>;

		samsung,dw-mshc-ddr-timing = <0 2>;

		pinctrl-names = "default";

		pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;



		slot@0 {

			reg = <0>;

			bus-width = <8>;

		};

	};



	mmc@12220000 {

		status = "okay";

		supports-highspeed;

		card-detect-delay = <200>;

		samsung,dw-mshc-ciu-div = <3>;

		samsung,dw-mshc-sdr-timing = <2 3>;

		samsung,dw-mshc-ddr-timing = <1 2>;

		pinctrl-names = "default";

		pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;



		slot@0 {

			reg = <0>;

			bus-width = <4>;

		};

	};



	dp-controller@145B0000 {

		pinctrl-names = "default";

		pinctrl-0 = <&dp_hpd>;

arch/arm/boot/dts/exynos5420.dtsi

+39 −0
Original line number Diff line number Diff line
@@ -22,6 +22,9 @@ 
	compatible = "samsung,exynos5420";



	aliases {

		mshc0 = &mmc_0;

		mshc1 = &mmc_1;

		mshc2 = &mmc_2;

		pinctrl0 = &pinctrl_0;

		pinctrl1 = &pinctrl_1;

		pinctrl2 = &pinctrl_2;
@@ -88,6 +91,42 @@ 
		clock-names = "mfc";

	};



	mmc_0: mmc@12200000 {

		compatible = "samsung,exynos5420-dw-mshc-smu";

		interrupts = <0 75 0>;

		#address-cells = <1>;

		#size-cells = <0>;

		reg = <0x12200000 0x2000>;

		clocks = <&clock 351>, <&clock 132>;

		clock-names = "biu", "ciu";

		fifo-depth = <0x40>;

		status = "disabled";

	};



	mmc_1: mmc@12210000 {

		compatible = "samsung,exynos5420-dw-mshc-smu";

		interrupts = <0 76 0>;

		#address-cells = <1>;

		#size-cells = <0>;

		reg = <0x12210000 0x2000>;

		clocks = <&clock 352>, <&clock 133>;

		clock-names = "biu", "ciu";

		fifo-depth = <0x40>;

		status = "disabled";

	};



	mmc_2: mmc@12220000 {

		compatible = "samsung,exynos5420-dw-mshc";

		interrupts = <0 77 0>;

		#address-cells = <1>;

		#size-cells = <0>;

		reg = <0x12220000 0x1000>;

		clocks = <&clock 353>, <&clock 134>;

		clock-names = "biu", "ciu";

		fifo-depth = <0x40>;

		status = "disabled";

	};



	mct@101C0000 {

		compatible = "samsung,exynos4210-mct";

		reg = <0x101C0000 0x800>;