Commit c6499bec authored by Marek Vasut's avatar Marek Vasut Committed by Alexandre Torgue
Browse files

ARM: dts: stm32: Enable voltage translator auto-detection on DHCOM 



The DHCOM SoM uSD slot has an optional voltage level translator, add
DT bindings which permit the MMCI driver to detect the translator
automatically.

Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Ludovic Barre <ludovic.barre@st.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: linux-stm32@st-md-mailman.stormreply.com
Signed-off-by: default avatarAlexandre Torgue <alexandre.torgue@foss.st.com>
parent 1769b7f9

arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi

+6 −1
Original line number Diff line number Diff line
@@ -386,14 +386,19 @@ &rtc { 
};



&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";