ARM: dts: stm32: add missing vdda-supply to adc on stm32h743i-eval

[mirror_ubuntu-bionic-kernel.git] / arch / arm / boot / dts / stm32h743i-eval.dts

/*
 * Copyright 2017 - Alexandre Torgue <alexandre.torgue@st.com>
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file is free software; you can redistribute it and/or
 *     modify it under the terms of the GNU General Public License as
 *     published by the Free Software Foundation; either version 2 of the
 *     License, or (at your option) any later version.
 *
 *     This file is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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 */

/dts-v1/;
#include "stm32h743.dtsi"
#include "stm32h743-pinctrl.dtsi"

/ {
	model = "STMicroelectronics STM32H743i-EVAL board";
	compatible = "st,stm32h743i-eval", "st,stm32h743";

	chosen {
		bootargs = "root=/dev/ram";
		stdout-path = "serial0:115200n8";
	};

	memory {
		reg = <0xd0000000 0x2000000>;
	};

	aliases {
		serial0 = &usart1;
	};

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

&adc_12 {
	vdda-supply = <&vdda>;
	vref-supply = <&vdda>;
	status = "okay";
	adc1: adc@0 {
		/* potentiometer */
		st,adc-channels = <0>;
		status = "okay";
	};
};

&clk_hse {
	clock-frequency = <25000000>;
};

&usart1 {
	pinctrl-0 = <&usart1_pins>;
	pinctrl-names = "default";
	status = "okay";
};