ARM: dts: stm32: add sdmmc1 support on stm32h743i eval board (90f16fea) · Commits · 戴 / test

arch/arm/boot/dts/stm32h743-pinctrl.dtsi

+68 −0

Original line number	Diff line number	Diff line
		@@ -188,6 +188,74 @@
		};
		};

		sdmmc1_b4_pins_a: sdmmc1-b4-0 {
		pins {
		pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
		<STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
		<STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */
		<STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */
		<STM32_PINMUX('C', 12, AF12)>, /* SDMMC1_CK */
		<STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
		slew-rate = <3>;
		drive-push-pull;
		bias-disable;
		};
		};

		sdmmc1_b4_od_pins_a: sdmmc1-b4-od-0 {
		pins1 {
		pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
		<STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
		<STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */
		<STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */
		<STM32_PINMUX('C', 12, AF12)>; /* SDMMC1_CK */
		slew-rate = <3>;
		drive-push-pull;
		bias-disable;
		};
		pins2{
		pinmux = <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
		slew-rate = <3>;
		drive-open-drain;
		bias-disable;
		};
		};

		sdmmc1_b4_sleep_pins_a: sdmmc1-b4-sleep-0 {
		pins {
		pinmux = <STM32_PINMUX('C', 8, ANALOG)>, /* SDMMC1_D0 */
		<STM32_PINMUX('C', 9, ANALOG)>, /* SDMMC1_D1 */
		<STM32_PINMUX('C', 10, ANALOG)>, /* SDMMC1_D2 */
		<STM32_PINMUX('C', 11, ANALOG)>, /* SDMMC1_D3 */
		<STM32_PINMUX('C', 12, ANALOG)>, /* SDMMC1_CK */
		<STM32_PINMUX('D', 2, ANALOG)>; /* SDMMC1_CMD */
		};
		};

		sdmmc1_dir_pins_a: sdmmc1-dir-0 {
		pins1 {
		pinmux = <STM32_PINMUX('C', 6, AF8)>, /* SDMMC1_D0DIR */
		<STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */
		<STM32_PINMUX('B', 9, AF7)>; /* SDMMC1_CDIR */
		slew-rate = <3>;
		drive-push-pull;
		bias-pull-up;
		};
		pins2{
		pinmux = <STM32_PINMUX('B', 8, AF7)>; /* SDMMC1_CKIN */
		bias-pull-up;
		};
		};

		sdmmc1_dir_sleep_pins_a: sdmmc1-dir-sleep-0 {
		pins {
		pinmux = <STM32_PINMUX('C', 6, ANALOG)>, /* SDMMC1_D0DIR */
		<STM32_PINMUX('C', 7, ANALOG)>, /* SDMMC1_D123DIR */
		<STM32_PINMUX('B', 9, ANALOG)>, /* SDMMC1_CDIR */
		<STM32_PINMUX('B', 8, ANALOG)>; /* SDMMC1_CKIN */
		};
		};

		usart1_pins: usart1@0 {
		pins1 {
		pinmux = <STM32_PINMUX('B', 14, AF4)>; /* USART1_TX */

arch/arm/boot/dts/stm32h743i-eval.dts

+22 −1

Original line number	Diff line number	Diff line
		@@ -70,13 +70,20 @@
		regulator-always-on;
		};

		v2v9_sd: regulator-v2v9_sd {
		compatible = "regulator-fixed";
		regulator-name = "v2v9_sd";
		regulator-min-microvolt = <2900000>;
		regulator-max-microvolt = <2900000>;
		regulator-always-on;
		};

		usbotg_hs_phy: usb-phy {
		#phy-cells = <0>;
		compatible = "usb-nop-xceiv";
		clocks = <&rcc USB1ULPI_CK>;
		clock-names = "main_clk";
		};

		};

		&adc_12 {
		@@ -122,6 +129,20 @@
		};
		};

		&sdmmc1 {
		pinctrl-names = "default", "opendrain", "sleep";
		pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
		pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
		pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
		broken-cd;
		st,sig-dir;
		st,neg-edge;
		st,use-ckin;
		bus-width = <4>;
		vmmc-supply = <&v2v9_sd>;
		status = "okay";
		};

		&usart1 {
		pinctrl-0 = <&usart1_pins>;
		pinctrl-names = "default";

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