ARM: dts: stm32: add sdmmc1 support on stm32h743i disco board

This patch adds sdmmc1 support on stm32h743i disco board. Signed-off-by: Ludovic Barre <[email protected]> Signed-off-by: Alexandre Torgue <[email protected]>
Kleist · Apr 11, 2019 · 30a8e03 · 30a8e03
1 parent 90f16fe
commit 30a8e03
Showing 1 changed file with 20 additions and 0 deletions.
diff --git a/arch/arm/boot/dts/stm32h743i-disco.dts b/arch/arm/boot/dts/stm32h743i-disco.dts
@@ -61,6 +61,14 @@
 	aliases {
 		serial0 = &usart2;
 	};
+
+	v3v3: regulator-v3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "v3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
 };
 
 &clk_hse {
@@ -84,6 +92,18 @@
 	};
 };
 
+&sdmmc1 {
+	pinctrl-names = "default", "opendrain", "sleep";
+	pinctrl-0 = <&sdmmc1_b4_pins_a>;
+	pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
+	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
+	broken-cd;
+	st,neg-edge;
+	bus-width = <4>;
+	vmmc-supply = <&v3v3>;
+	status = "okay";
+};
+
 &usart2 {
 	pinctrl-0 = <&usart2_pins>;
 	pinctrl-names = "default";