linux-zen-server/arch/arm64/boot/dts/renesas/rz-smarc-common.dtsi

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Device Tree Source for the RZ/{G2L,G2LC,V2L} SMARC EVK common parts
 *
 * Copyright (C) 2022 Renesas Electronics Corp.
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/rzg2l-pinctrl.h>

/*
 * SSI-WM8978
 *
 * This command is required when Playback/Capture
 *
 *	amixer cset name='Left Input Mixer L2 Switch' on
 *	amixer cset name='Right Input Mixer R2 Switch' on
 *	amixer cset name='Headphone Playback Volume' 100
 *	amixer cset name='PCM Volume' 100%
 *	amixer cset name='Input PGA Volume' 25
 *
 */

/ {
	aliases {
		serial0 = &scif0;
		i2c0 = &i2c0;
		i2c1 = &i2c1;
	};

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

	audio_mclock: audio_mclock {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <11289600>;
	};

	snd_rzg2l: sound {
		compatible = "simple-audio-card";
		simple-audio-card,format = "i2s";
		simple-audio-card,bitclock-master = <&cpu_dai>;
		simple-audio-card,frame-master = <&cpu_dai>;
		simple-audio-card,mclk-fs = <256>;

		simple-audio-card,widgets = "Microphone", "Microphone Jack";
		simple-audio-card,routing =
			    "L2", "Mic Bias",
			    "R2", "Mic Bias",
			    "Mic Bias", "Microphone Jack";

		cpu_dai: simple-audio-card,cpu {
		};

		codec_dai: simple-audio-card,codec {
			clocks = <&audio_mclock>;
			sound-dai = <&wm8978>;
		};
	};

	usb0_vbus_otg: regulator-usb0-vbus-otg {
		compatible = "regulator-fixed";

		regulator-name = "USB0_VBUS_OTG";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	vccq_sdhi1: regulator-vccq-sdhi1 {
		compatible = "regulator-gpio";
		regulator-name = "SDHI1 VccQ";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;
		gpios-states = <1>;
		states = <3300000 1>, <1800000 0>;
	};
};

&audio_clk1{
	clock-frequency = <11289600>;
};

&audio_clk2{
	clock-frequency = <12288000>;
};

&canfd {
	pinctrl-0 = <&can0_pins &can1_pins>;
	pinctrl-names = "default";
	status = "okay";

	channel0 {
		status = "okay";
	};

	channel1 {
		status = "okay";
	};
};

&ehci0 {
	dr_mode = "otg";
	status = "okay";
};

&ehci1 {
	status = "okay";
};

&hsusb {
	dr_mode = "otg";
	status = "okay";
};

&i2c0 {
	pinctrl-0 = <&i2c0_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&i2c1 {
	pinctrl-0 = <&i2c1_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&ohci0 {
	dr_mode = "otg";
	status = "okay";
};

&ohci1 {
	status = "okay";
};

&phyrst {
	status = "okay";
};

&scif0 {
	pinctrl-0 = <&scif0_pins>;
	pinctrl-names = "default";
	status = "okay";
};

&sdhi1 {
	pinctrl-0 = <&sdhi1_pins>;
	pinctrl-1 = <&sdhi1_pins_uhs>;
	pinctrl-names = "default", "state_uhs";

	vmmc-supply = <&reg_3p3v>;
	vqmmc-supply = <&vccq_sdhi1>;
	bus-width = <4>;
	sd-uhs-sdr50;
	sd-uhs-sdr104;
	status = "okay";
};

&spi1 {
	pinctrl-0 = <&spi1_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&usb2_phy0 {
	pinctrl-0 = <&usb0_pins>;
	pinctrl-names = "default";

	vbus-supply = <&usb0_vbus_otg>;
	status = "okay";
};

&usb2_phy1 {
	pinctrl-0 = <&usb1_pins>;
	pinctrl-names = "default";

	status = "okay";
};