// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Device Tree Source for the RZ/G2L SMARC EVK common parts
 *
 * Copyright (C) 2021 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;
		i2c3 = &i2c3;
	};

	chosen {
		bootargs = "ignore_loglevel";
		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 {
			sound-dai = <&ssi0>;
		};

		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>;
	};
};

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

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

&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";
};

&i2c3 {
	pinctrl-0 = <&i2c3_pins>;
	pinctrl-names = "default";
	clock-frequency = <400000>;

	status = "okay";

	wm8978: codec@1a {
		compatible = "wlf,wm8978";
		#sound-dai-cells = <0>;
		reg = <0x1a>;
	};
};

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

&ohci1 {
	status = "okay";
};

&phyrst {
	status = "okay";
};

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

	i2c0_pins: i2c0 {
		pins = "RIIC0_SDA", "RIIC0_SCL";
		input-enable;
	};

	i2c1_pins: i2c1 {
		pins = "RIIC1_SDA", "RIIC1_SCL";
		input-enable;
	};

	i2c3_pins: i2c3 {
		pinmux = <RZG2L_PORT_PINMUX(18, 0, 3)>, /* SDA */
			 <RZG2L_PORT_PINMUX(18, 1, 3)>; /* SCL */
	};

	scif0_pins: scif0 {
		pinmux = <RZG2L_PORT_PINMUX(38, 0, 1)>,	/* TxD */
			 <RZG2L_PORT_PINMUX(38, 1, 1)>;	/* RxD */
	};

	sound_clk_pins: sound_clk {
		pins = "AUDIO_CLK1", "AUDIO_CLK2";
		input-enable;
	};

	ssi0_pins: ssi0 {
		pinmux = <RZG2L_PORT_PINMUX(45, 0, 1)>, /* BCK */
			 <RZG2L_PORT_PINMUX(45, 1, 1)>, /* RCK */
			 <RZG2L_PORT_PINMUX(45, 2, 1)>, /* TXD */
			 <RZG2L_PORT_PINMUX(45, 3, 1)>; /* RXD */
	};

	usb0_pins: usb0 {
		pinmux = <RZG2L_PORT_PINMUX(4, 0, 1)>, /* VBUS */
			 <RZG2L_PORT_PINMUX(5, 0, 1)>, /* OVC */
			 <RZG2L_PORT_PINMUX(5, 1, 1)>; /* OTG_ID */
	};

	usb1_pins: usb1 {
		pinmux = <RZG2L_PORT_PINMUX(42, 0, 1)>, /* VBUS */
			 <RZG2L_PORT_PINMUX(42, 1, 1)>; /* OVC */
	};
};

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

&ssi0 {
	pinctrl-0 = <&ssi0_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";
};