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

/* 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 "stm32mp157.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/stm32-pinfunc.h>

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

	chosen {
		bootargs = "earlyprintk console=ttyS3,115200 root=/dev/ram";
		stdout-path = "serial3:115200n8";
	};

	memory {
		reg = <0xC0000000 0x40000000>;
	};
};

&gpioa {
	status = "okay";
};

&gpiob {
	status = "okay";
};

&gpioc {
	status = "okay";
};

&gpiod {
	status = "okay";
};

&gpioe {
	status = "okay";
};

&gpiof {
	status = "okay";
};

&gpiog {
	status = "okay";
};

&gpioh {
	status = "okay";
};

&gpioi {
	status = "okay";
};

&gpioj {
	status = "okay";
};

&gpiok {
	status = "okay";
};

&gpioz {
	status = "okay";
};

&pinctrl {
	uart4_pins_a: uart4@0 {
		pins1 {
			pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */
			bias-disable;
			drive-push-pull;
			slew-rate = <0>;
		};
		pins2 {
			pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
			bias-disable;
		};
	};

	sdmmc1_b4_pins_a: sdmmc1-b4@0 {
		pins {
			pinmux = <STM32_PINMUX('C', 8, AF12)>, /* SDMMC1_D0 */
				 <STM32_PINMUX('C', 9, AF12)>, /* SDMMC1_D1 */
				 <STM32_PINMUX('C', 10, AF12)>, /* SDMMC1_D2 */
				 <STM32_PINMUX('C', 11, AF12)>, /* SDMMC1_D3 */
				 <STM32_PINMUX('C', 12, AF12)>, /* SDMMC1_CK */
				 <STM32_PINMUX('D', 2, AF12)>; /* SDMMC1_CMD */
			slew-rate = <3>;
			drive-push-pull;
			bias-disable;
		};
	};

	sdmmc1_dir_pins_a: sdmmc1-dir@0 {
		pins {
			pinmux = <STM32_PINMUX('F', 2, AF11)>, /* SDMMC1_D0DIR */
				 <STM32_PINMUX('C', 7, AF8)>, /* SDMMC1_D123DIR */
				 <STM32_PINMUX('B', 9, AF11)>, /* SDMMC1_CDIR */
				 <STM32_PINMUX('E', 4, AF8)>; /* SDMMC1_CKIN */
			slew-rate = <3>;
			drive-push-pull;
			bias-pull-up;
		};
	};
};

&pinctrl_z {
	i2c4_pins_a: i2c4@0 {
		pins {
			pinmux = <STM32_PINMUX('Z', 4, AF6)>, /* I2C4_SCL */
				 <STM32_PINMUX('Z', 5, AF6)>; /* I2C4_SDA */
			bias-disable;
			drive-open-drain;
			slew-rate = <0>;
		};
	};
};

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

	pmic: stpmu1@33 {
		compatible = "st,stpmu1";
		reg = <0x33>;
		interrupts = <0 2>;
		interrupt-parent = <&gpioa>;
		interrupt-controller;
		#interrupt-cells = <2>;
		status = "okay";
	};
};

&sdmmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
	broken-cd;
	st,dirpol;
	st,negedge;
	st,pin-ckin;
	bus-width = <4>;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	sd-uhs-sdr50;
	sd-uhs-ddr50;
	sd-uhs-sdr104;
	status = "okay";
};

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