From 8f6e0919b7c21400c60693b31e659eb3f6e5179d Mon Sep 17 00:00:00 2001 From: Ludovic Barre Date: Fri, 1 Mar 2019 09:47:00 +0100 Subject: [PATCH] ARM: dts: stm32: add sdmmc1 support on stm32mp157a dk1 board This patch adds sdmmc1 support on stm32mp157a dk1 board. Signed-off-by: Ludovic Barre Signed-off-by: Alexandre Torgue --- arch/arm/boot/dts/stm32mp157a-dk1.dts | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) 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; + }; }; ðernet0 { @@ -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>; -- 2.45.2