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/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
/*
* Copyright (c) 2020-2021, STMicroelectronics - All Rights Reserved
* Copyright (C) 2020 Ahmad Fatoum, Pengutronix
*/
/dts-v1/;
#include "stm32mp157.dtsi"
#include "stm32mp15xc.dtsi"
#include "stm32mp15-ddr3-1x4Gb-1066-binG.dtsi"
#include "stm32mp15xx-osd32.dtsi"
#include "stm32mp15xxac-pinctrl.dtsi"
/ {
model = "Linux Automation MC-1 board";
compatible = "lxa,stm32mp157c-mc1", "oct,stm32mp15xx-osd32", "st,stm32mp157";
aliases {
mmc0 = &sdmmc1;
mmc1 = &sdmmc2;
serial0 = &uart4;
};
chosen {
stdout-path = &uart4;
};
led-act {
compatible = "gpio-leds";
led-green {
label = "mc1:green:act";
gpios = <&gpioa 13 1>;
linux,default-trigger = "heartbeat";
};
};
reg_3v3: regulator_3v3 {
compatible = "regulator-fixed";
regulator-name = "3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
vin-supply = <&v3v3>;
};
};
&sdmmc1 {
pinctrl-names = "default";
pinctrl-0 = <&sdmmc1_b4_pins_a>;
bus-width = <4>;
cd-gpios = <&gpioh 3 1>;
disable-wp;
no-1-8-v;
st,neg-edge;
vmmc-supply = <®_3v3>;
status = "okay";
};
&sdmmc1_b4_pins_a {
/*
* board lacks external pull-ups on SDMMC lines. Class 10 SD refuses to
* work, thus enable internal pull-ups.
*/
pins1 {
/delete-property/ bias-disable;
bias-pull-up;
};
pins2 {
/delete-property/ bias-disable;
bias-pull-up;
};
};
&sdmmc2 {
pinctrl-names = "default";
pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_b>;
bus-width = <8>;
no-1-8-v;
no-sd;
no-sdio;
non-removable;
st,neg-edge;
vmmc-supply = <®_3v3>;
status = "okay";
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_a>;
status = "okay";
};
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