From: Ludovic Barre <ludovic.barre@st.com>
Date: Fri, 1 Mar 2019 08:47:00 +0000 (+0100)
Subject: ARM: dts: stm32: add sdmmc1 support on stm32mp157a dk1 board
X-Git-Tag: v5.2-rc1~45^2~38^2~16
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=8f6e0919b7c21400c60693b31e659eb3f6e5179d;p=linux.git

ARM: dts: stm32: add sdmmc1 support on stm32mp157a dk1 board

This patch adds sdmmc1 support on stm32mp157a dk1 board.

Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
---

diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 873a80ef2b71..e774a34ec4fd 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -36,6 +36,14 @@ blue {
 			default-state = "off";
 		};
 	};
+
+	v3v3: regulator-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "v3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
 };
 
 &ethernet0 {
@@ -70,6 +78,18 @@ &rtc {
 	status = "okay";
 };
 
+&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";
+};
+
 &uart4 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart4_pins_a>;