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authorLudovic Barre <ludovic.barre@st.com>2019-03-01 09:47:00 +0100
committerAlexandre Torgue <alexandre.torgue@st.com>2019-04-11 11:22:00 +0200
commit30a8e03a1f71ec0bd0208944fac10f7e0433fe3a (patch)
treea2537b389e06491c018e1982b5b4d7c56c01ea08 /arch/arm/boot/dts/stm32h743i-disco.dts
parentARM: dts: stm32: add sdmmc1 support on stm32h743i eval board (diff)
downloadlinux-30a8e03a1f71ec0bd0208944fac10f7e0433fe3a.tar.xz
linux-30a8e03a1f71ec0bd0208944fac10f7e0433fe3a.zip
ARM: dts: stm32: add sdmmc1 support on stm32h743i disco board
This patch adds sdmmc1 support on stm32h743i disco board. Signed-off-by: Ludovic Barre <ludovic.barre@st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
Diffstat (limited to 'arch/arm/boot/dts/stm32h743i-disco.dts')
-rw-r--r--arch/arm/boot/dts/stm32h743i-disco.dts20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stm32h743i-disco.dts b/arch/arm/boot/dts/stm32h743i-disco.dts
index dd06c8f3d09a..3acd2e9c434e 100644
--- 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";