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-rw-r--r--dts/src/arm/stm32mp15xx-dhcom-som.dtsi20
1 files changed, 19 insertions, 1 deletions
diff --git a/dts/src/arm/stm32mp15xx-dhcom-som.dtsi b/dts/src/arm/stm32mp15xx-dhcom-som.dtsi
index daff5318f3..2617815e42 100644
--- a/dts/src/arm/stm32mp15xx-dhcom-som.dtsi
+++ b/dts/src/arm/stm32mp15xx-dhcom-som.dtsi
@@ -386,20 +386,38 @@
};
&sdmmc1 {
- pinctrl-names = "default", "opendrain", "sleep";
+ pinctrl-names = "default", "opendrain", "sleep", "init";
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>;
+ pinctrl-3 = <&sdmmc1_b4_init_pins_a &sdmmc1_dir_init_pins_a>;
cd-gpios = <&gpiog 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
disable-wp;
st,sig-dir;
st,neg-edge;
st,use-ckin;
+ st,cmd-gpios = <&gpiod 2 0>;
+ st,ck-gpios = <&gpioc 12 0>;
+ st,ckin-gpios = <&gpioe 4 0>;
bus-width = <4>;
vmmc-supply = <&vdd_sd>;
status = "okay";
};
+&sdmmc1_b4_pins_a {
+ /*
+ * SD bus pull-up resistors:
+ * - optional on SoMs with SD voltage translator
+ * - mandatory on SoMs without SD voltage translator
+ */
+ pins1 {
+ bias-pull-up;
+ };
+ pins2 {
+ bias-pull-up;
+ };
+};
+
&sdmmc2 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;