arch/arm/boot/dts/stm32mp157c-ed1.dts


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// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
 * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
 * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
 */
/dts-v1/;

#include "stm32mp157c.dtsi"
#include "stm32mp157-pinctrl.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "STMicroelectronics STM32MP157C eval daughter";
	compatible = "st,stm32mp157c-ed1", "st,stm32mp157";

	chosen {
		stdout-path = "serial0:115200n8";
	};

	memory@c0000000 {
		device_type = "memory";
		reg = <0xC0000000 0x40000000>;
	};

	aliases {
		serial0 = &uart4;
	};

	reg11: reg11 {
		compatible = "regulator-fixed";
		regulator-name = "reg11";
		regulator-min-microvolt = <1100000>;
		regulator-max-microvolt = <1100000>;
		regulator-always-on;
	};

	reg18: reg18 {
		compatible = "regulator-fixed";
		regulator-name = "reg18";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-always-on;
	};

	vdd_sd: regulator-vdd_sd {
		compatible = "regulator-fixed";
		regulator-name = "vdd_sd";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	vdd_usb: vdd-usb {
		compatible = "regulator-fixed";
		regulator-name = "vdd_usb";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	sd_switch: regulator-sd_switch {
		compatible = "regulator-gpio";
		regulator-name = "sd_switch";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <2900000>;
		regulator-type = "voltage";
		regulator-always-on;

		gpios = <&gpiof 14 GPIO_ACTIVE_HIGH>;
		gpios-states = <0>;
		states = <1800000 0x1 2900000 0x0>;
	};
};

&dts {
	status = "okay";
};

&i2c4 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c4_pins_a>;
	i2c-scl-rising-time-ns = <185>;
	i2c-scl-falling-time-ns = <20>;
	status = "okay";
};

&iwdg2 {
	timeout-sec = <32>;
	status = "okay";
};

&rng1 {
	status = "okay";
};

&rtc {
	status = "okay";
};

&sdmmc1 {
	pinctrl-names = "default", "opendrain", "sleep";
	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>;
	broken-cd;
	st,sig-dir;
	st,neg-edge;
	st,use-ckin;
	bus-width = <4>;
	vmmc-supply = <&vdd_sd>;
	vqmmc-supply = <&sd_switch>;
	status = "okay";
};

&timers6 {
	status = "okay";
	/* spare dmas for other usage */
	/delete-property/dmas;
	/delete-property/dma-names;
	timer@5 {
		status = "okay";
	};
};

&uart4 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart4_pins_a>;
	status = "okay";
};

&usbphyc_port0 {
	phy-supply = <&vdd_usb>;
	vdda1v1-supply = <&reg11>;
	vdda1v8-supply = <&reg18>;
};

&usbphyc_port1 {
	phy-supply = <&vdd_usb>;
	vdda1v1-supply = <&reg11>;
	vdda1v8-supply = <&reg18>;
};