ARM: dts: qcom: msm8974-klte: Add support for SD card (5434dcef) · Commits · 戴 / test

arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts

+43 −1

Original line number	Diff line number	Diff line
		@@ -12,6 +12,8 @@

		aliases {
		serial0 = &blsp1_uart1;
		sdhc1 = &sdhc_1; /* SDC1 eMMC slot */
		sdhc2 = &sdhc_2; /* SDC2 SD card slot */
		};

		chosen {
		@@ -161,6 +163,9 @@
		pma8084_l21: l21 {
		regulator-min-microvolt = <2950000>;
		regulator-max-microvolt = <2950000>;

		regulator-allow-set-load;
		regulator-system-load = <200000>;
		};

		pma8084_l22: l22 {
		@@ -349,6 +354,24 @@
		};
		};

		sdhc2_pin_a: sdhc2-pin-active {
		clk-cmd-data {
		pins = "gpio35", "gpio36", "gpio37", "gpio38",
		"gpio39", "gpio40";
		function = "sdc3";
		drive-strength = <8>;
		bias-disable;
		};
		};

		sdhc2_cd_pin: sdhc2-cd {
		pins = "gpio62";
		function = "gpio";

		drive-strength = <2>;
		bias-disable;
		};

		sdhc3_pin_a: sdhc3-pin-active {
		clk {
		pins = "sdc2_clk";
		@@ -422,7 +445,7 @@
		};
		};

		sdhci@f9824900 {
		sdhc_1: sdhci@f9824900 {
		status = "ok";

		vmmc-supply = <&pma8084_l20>;
		@@ -435,6 +458,25 @@
		pinctrl-0 = <&sdhc1_pin_a>;
		};

		sdhc_2: sdhci@f9864900 {
		status = "ok";

		max-frequency = <100000000>;

		vmmc-supply = <&pma8084_l21>;
		vqmmc-supply = <&pma8084_l13>;

		bus-width = <4>;

		/* cd-gpio is intentionally disabled. If enabled, an SD card
		* present during boot is not initialized correctly. Without
		* cd-gpios the driver resorts to polling, so hotplug works.
		*/
		pinctrl-names = "default";
		pinctrl-0 = <&sdhc2_pin_a /* &sdhc2_cd_pin */>;
		// cd-gpios = <&msmgpio 62 GPIO_ACTIVE_LOW>;
		};

		sdhci@f98a4900 {
		status = "okay";