xref: /linux/arch/arm64/boot/dts/renesas/r8a779md-geist.dts (revision b2128290c29902315e632ea59e0504d6bc9e9b42)

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Device Tree Source for the Geist board with R-Car M3Le
 *
 * Copyright (C) 2025-2026 Renesas Electronics Corp.
 */

/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include "r8a779md.dtsi"

/ {
	model = "Renesas Geist board based on r8a779md";
	compatible = "renesas,geist", "renesas,r8a779md", "renesas,r8a77965";

	aliases {
		serial0 = &scif2;
		serial1 = &hscif1;
		ethernet0 = &avb;
		mmc0 = &sdhi2;
		mmc1 = &sdhi0;
	};

	audio_clkout: audio-clkout {
		/*
		 * This is same as <&rcar_sound 0>
		 * but needed to avoid cs2500/rcar_sound probe dead-lock
		 */
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <12288000>;
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm1 0 50000>;

		brightness-levels = <256 128 64 16 8 4 0>;
		default-brightness-level = <6>;

		power-supply = <&reg_12v>;
		enable-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;
	};

	chosen {
		bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
		stdout-path = "serial0:115200n8";
	};

	cvbs-in {
		compatible = "composite-video-connector";
		label = "CVBS IN";

		port {
			cvbs_con: endpoint {
				remote-endpoint = <&adv7482_ain7>;
			};
		};
	};

	hdmi-in {
		compatible = "hdmi-connector";
		label = "HDMI IN";
		type = "a";

		port {
			hdmi_in_con: endpoint {
				remote-endpoint = <&adv7482_hdmi>;
			};
		};
	};

	keys {
		compatible = "gpio-keys";

		pinctrl-0 = <&keys_pins>;
		pinctrl-names = "default";

		key-1 {
			gpios = <&gpio5 17 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_1>;
			label = "SW4-1";
			wakeup-source;
			debounce-interval = <20>;
		};

		key-2 {
			gpios = <&gpio5 20 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_2>;
			label = "SW4-2";
			wakeup-source;
			debounce-interval = <20>;
		};

		key-3 {
			gpios = <&gpio5 22 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_3>;
			label = "SW4-3";
			wakeup-source;
			debounce-interval = <20>;
		};

		key-4 {
			gpios = <&gpio5 23 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_4>;
			label = "SW4-4";
			wakeup-source;
			debounce-interval = <20>;
		};

		key-a {
			gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_A>;
			label = "TSW0";
			wakeup-source;
			debounce-interval = <20>;
		};

		key-b {
			gpios = <&gpio6 12 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_B>;
			label = "TSW1";
			wakeup-source;
			debounce-interval = <20>;
		};

		key-c {
			gpios = <&gpio6 13 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_C>;
			label = "TSW2";
			wakeup-source;
			debounce-interval = <20>;
		};
	};

	memory@48000000 {
		device_type = "memory";
		/* first 128MB is reserved for secure area. */
		reg = <0x0 0x48000000 0x0 0x78000000>;
	};

	memory@480000000 {
		device_type = "memory";
		reg = <0x4 0x80000000 0x0 0x80000000>;
	};

	reg_1p8v: regulator-1p8v {
		compatible = "regulator-fixed";
		regulator-name = "fixed-1.8V";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-boot-on;
		regulator-always-on;
	};

	reg_3p3v: regulator-3p3v {
		compatible = "regulator-fixed";
		regulator-name = "fixed-3.3V";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		regulator-always-on;
	};

	reg_12v: regulator-12v {
		compatible = "regulator-fixed";
		regulator-name = "fixed-12V";
		regulator-min-microvolt = <12000000>;
		regulator-max-microvolt = <12000000>;
		regulator-boot-on;
		regulator-always-on;
	};

	vbus0_usb2: regulator-vbus0-usb2 {
		compatible = "regulator-fixed";

		regulator-name = "USB20_VBUS0";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;

		gpio = <&gpio6 16 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	vcc_sdhi0: regulator-vcc-sdhi0 {
		compatible = "regulator-fixed";

		regulator-name = "SDHI0 Vcc";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;

		gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	vccq_sdhi0: regulator-vccq-sdhi0 {
		compatible = "regulator-gpio";

		regulator-name = "SDHI0 VccQ";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;

		gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
		gpios-states = <1>;
		states = <3300000 1>, <1800000 0>;
	};

	sound_card: sound {
		compatible = "audio-graph-card";

		label = "rcar-sound";
		dais = <&rsnd_port0>; /* AK4619 Audio Codec */
	};

	x12_clk: x12-clock {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <24576000>;
	};

	/* External DU dot clocks */
	x21_clk: x21-clock {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <33000000>;
	};

	x22_clk: x22-clock {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <33000000>;
	};

	x23_clk: x23-clock {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <25000000>;
	};

	x3013_clk: x3013-clock {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <25000000>;
	};
};

&audio_clk_a {
	clock-frequency = <22579200>;
};

&avb {
	pinctrl-0 = <&avb_pins>;
	pinctrl-names = "default";
	phy-handle = <&phy0>;
	tx-internal-delay-ps = <2000>;
	status = "okay";

	phy0: ethernet-phy@0 {
		compatible = "ethernet-phy-id0022.1622";
		rxc-skew-ps = <1500>;
		reg = <0>;
		interrupts-extended = <&gpio2 11 IRQ_TYPE_LEVEL_LOW>;
		reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
		reset-assert-us = <10000>;
		reset-deassert-us = <300>;
	};
};

&csi40 {
	status = "okay";

	ports {
		port@0 {
			csi40_in: endpoint {
				clock-lanes = <0>;
				data-lanes = <1 2 3 4>;
				remote-endpoint = <&adv7482_txa>;
			};
		};
	};
};

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

&extalr_clk {
	clock-frequency = <32768>;
};

&extal_clk {
	clock-frequency = <16666666>;
};

&hscif1 {
	pinctrl-0 = <&hscif1_pins>;
	pinctrl-names = "default";

	uart-has-rtscts;
	/* Please only enable hscif1 or scif1 */
	status = "okay";
};

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

&i2c2 {
	pinctrl-0 = <&i2c2_pins>;
	pinctrl-names = "default";
	clock-frequency = <100000>;
	status = "okay";

	ak4619: codec@10 {
		compatible = "asahi-kasei,ak4619";
		reg = <0x10>;
		clocks = <&rcar_sound 3>;
		clock-names = "mclk";
		#sound-dai-cells = <0>;

		port {
			ak4619_endpoint: endpoint {
				remote-endpoint = <&rsnd_endpoint0>;
			};
		};
	};

	/* Pin-to-pin, register map, and control compatible with CS2000 and CS2200 */
	cs2500: clock-controller@4f {
		#clock-cells = <0>;
		compatible = "cirrus,cs2500", "cirrus,cs2000-cp";
		reg = <0x4f>;
		clocks = <&audio_clkout>, <&x12_clk>;
		clock-names = "clk_in", "ref_clk";

		assigned-clocks = <&cs2500>;
		assigned-clock-rates = <24576000>; /* 1/1 divide */
	};
};

&i2c4 {
	clock-frequency = <400000>;
	status = "okay";

	versaclock3: clock-controller@68 {
		compatible = "renesas,5p35023";
		reg = <0x68>;
		#clock-cells = <1>;
		clocks = <&x3013_clk>;
		assigned-clocks = <&versaclock3 4>, <&versaclock3 5>;
		assigned-clock-rates = <100000000>, <100000000>;
	};

	versaclock5: clock-controller@6a {
		compatible = "idt,5p49v5923";
		reg = <0x6a>;
		#clock-cells = <1>;
		clocks = <&x23_clk>;
		clock-names = "xin";
	};

	video-receiver@70 {
		compatible = "adi,adv7482";
		reg = <0x70 0x71 0x72 0x73 0x74 0x75
		       0x60 0x61 0x62 0x63 0x64 0x65>;
		reg-names = "main", "dpll", "cp", "hdmi", "edid", "repeater",
			    "infoframe", "cbus", "cec", "sdp", "txa", "txb" ;

		interrupts-extended = <&gpio6 30 IRQ_TYPE_LEVEL_LOW>,
				      <&gpio6 31 IRQ_TYPE_LEVEL_LOW>;
		interrupt-names = "intrq1", "intrq2";

		ports {
			#address-cells = <1>;
			#size-cells = <0>;

			port@7 {
				reg = <7>;

				adv7482_ain7: endpoint {
					remote-endpoint = <&cvbs_con>;
				};
			};

			port@8 {
				reg = <8>;

				adv7482_hdmi: endpoint {
					remote-endpoint = <&hdmi_in_con>;
				};
			};

			port@a {
				reg = <10>;

				adv7482_txa: endpoint {
					clock-lanes = <0>;
					data-lanes = <1 2 3 4>;
					remote-endpoint = <&csi40_in>;
				};
			};
		};
	};

	csa_vdd: adc@7c {
		compatible = "maxim,max9611";
		reg = <0x7c>;

		shunt-resistor-micro-ohms = <5000>;
	};

	csa_dvfs: adc@7f {
		compatible = "maxim,max9611";
		reg = <0x7f>;

		shunt-resistor-micro-ohms = <5000>;
	};
};

&i2c_dvfs {
	status = "okay";

	clock-frequency = <400000>;

	eeprom@50 {
		compatible = "rohm,br24t01", "atmel,24c01";
		reg = <0x50>;
		pagesize = <8>;
	};
};

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

&pcie_bus_clk {
	status = "disabled";
};

&pciec0 {
	clocks = <&cpg CPG_MOD 319>, <&versaclock3 4>;
	status = "okay";
};

&pciec0_rp {
	clocks = <&versaclock3 5>;
};

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

	avb_pins: avb {
		mux {
			groups = "avb_link", "avb_mdio", "avb_mii";
			function = "avb";
		};

		pins_mdio {
			groups = "avb_mdio";
			drive-strength = <24>;
		};

		pins_mii_tx {
			pins = "PIN_AVB_TX_CTL", "PIN_AVB_TXC", "PIN_AVB_TD0",
			       "PIN_AVB_TD1", "PIN_AVB_TD2", "PIN_AVB_TD3";
			drive-strength = <12>;
		};
	};

	hscif1_pins: hscif1 {
		groups = "hscif1_data_a", "hscif1_ctrl_a";
		function = "hscif1";
	};

	i2c2_pins: i2c2 {
		groups = "i2c2_a";
		function = "i2c2";
	};

	irq0_pins: irq0 {
		groups = "intc_ex_irq0";
		function = "intc_ex";
	};

	keys_pins: keys {
		pins = "GP_5_17", "GP_5_20", "GP_5_22";
		bias-pull-up;
	};

	pwm1_pins: pwm1 {
		groups = "pwm1_a";
		function = "pwm1";
	};

	scif1_pins: scif1 {
		groups = "scif1_data_a", "scif1_ctrl";
		function = "scif1";
	};

	scif2_pins: scif2 {
		groups = "scif2_data_a";
		function = "scif2";
	};

	scif_clk_pins: scif_clk {
		groups = "scif_clk_a";
		function = "scif_clk";
	};

	sdhi0_pins: sd0 {
		groups = "sdhi0_data4", "sdhi0_ctrl";
		function = "sdhi0";
		power-source = <3300>;
	};

	sdhi0_pins_uhs: sd0_uhs {
		groups = "sdhi0_data4", "sdhi0_ctrl";
		function = "sdhi0";
		power-source = <1800>;
	};

	sdhi2_pins: sd2 {
		groups = "sdhi2_data8", "sdhi2_ctrl", "sdhi2_ds";
		function = "sdhi2";
		power-source = <1800>;
	};

	sound_pins: sound {
		groups = "ssi01239_ctrl", "ssi0_data", "ssi1_data_a";
		function = "ssi";
	};

	sound_clk_pins: sound_clk {
		groups = "audio_clk_a_a", "audio_clk_b_a", "audio_clk_c_a",
			 "audio_clkout_a", "audio_clkout3_a";
		function = "audio_clk";
	};

	usb0_pins: usb0 {
		groups = "usb0";
		function = "usb0";
	};
};

&pwm1 {
	pinctrl-0 = <&pwm1_pins>;
	pinctrl-names = "default";

	status = "okay";
};

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

	/* Single DAI */
	#sound-dai-cells = <0>;

	/* audio_clkout0/1/2/3 */
	#clock-cells = <1>;
	clock-frequency = <12288000 11289600>;

	status = "okay";

	/* update <audio_clk_b> to <cs2500> */
	clocks = <&cpg CPG_MOD 1005>,
		 <&cpg CPG_MOD 1006>, <&cpg CPG_MOD 1007>,
		 <&cpg CPG_MOD 1008>, <&cpg CPG_MOD 1009>,
		 <&cpg CPG_MOD 1010>, <&cpg CPG_MOD 1011>,
		 <&cpg CPG_MOD 1012>, <&cpg CPG_MOD 1013>,
		 <&cpg CPG_MOD 1014>, <&cpg CPG_MOD 1015>,
		 <&cpg CPG_MOD 1022>, <&cpg CPG_MOD 1023>,
		 <&cpg CPG_MOD 1024>, <&cpg CPG_MOD 1025>,
		 <&cpg CPG_MOD 1026>, <&cpg CPG_MOD 1027>,
		 <&cpg CPG_MOD 1028>, <&cpg CPG_MOD 1029>,
		 <&cpg CPG_MOD 1030>, <&cpg CPG_MOD 1031>,
		 <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
		 <&cpg CPG_MOD 1020>, <&cpg CPG_MOD 1021>,
		 <&cpg CPG_MOD 1019>, <&cpg CPG_MOD 1018>,
		 <&audio_clk_a>, <&cs2500>,
		 <&audio_clk_c>,
		 <&cpg CPG_MOD 922>;

	ports {
		#address-cells = <1>;
		#size-cells = <0>;

		rsnd_port0: port@0 {
			reg = <0>;

			rsnd_endpoint0: endpoint {
				remote-endpoint = <&ak4619_endpoint>;
				dai-format = "left_j";
				bitclock-master = <&rsnd_endpoint0>;
				frame-master = <&rsnd_endpoint0>;
				playback = <&ssi0>, <&src0>, <&dvc0>;
				capture = <&ssi1>, <&src1>, <&dvc1>;
			};
		};
	};
};

&rwdt {
	timeout-sec = <60>;
	status = "okay";
};

&scif1 {
	pinctrl-0 = <&scif1_pins>;
	pinctrl-names = "default";

	uart-has-rtscts;
	/* Please only enable hscif1 or scif1 */
	/* status = "okay"; */
};

&scif2 {
	pinctrl-0 = <&scif2_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&scif_clk {
	clock-frequency = <14745600>;
};

&sdhi0 {
	pinctrl-0 = <&sdhi0_pins>;
	pinctrl-1 = <&sdhi0_pins_uhs>;
	pinctrl-names = "default", "state_uhs";

	vmmc-supply = <&vcc_sdhi0>;
	vqmmc-supply = <&vccq_sdhi0>;
	cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;
	wp-gpios = <&gpio3 13 GPIO_ACTIVE_HIGH>;
	bus-width = <4>;
	sd-uhs-sdr50;
	sd-uhs-sdr104;
	status = "okay";
};

&sdhi2 {
	/* used for on-board 8bit eMMC */
	pinctrl-0 = <&sdhi2_pins>;
	pinctrl-1 = <&sdhi2_pins>;
	pinctrl-names = "default", "state_uhs";

	vmmc-supply = <&reg_3p3v>;
	vqmmc-supply = <&reg_1p8v>;
	bus-width = <8>;
	mmc-hs200-1_8v;
	no-sd;
	no-sdio;
	non-removable;
	fixed-emmc-driver-type = <1>;
	full-pwr-cycle-in-suspend;
	status = "okay";
};

&ssi1 {
	shared-pin;
};

&usb_extal_clk {
	clock-frequency = <50000000>;
};

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

	vbus-supply = <&vbus0_usb2>;
	status = "okay";
};

&vin0 {
	status = "okay";
};

&vin1 {
	status = "okay";
};

&vin2 {
	status = "okay";
};

&vin3 {
	status = "okay";
};

&vin4 {
	status = "okay";
};

&vin5 {
	status = "okay";
};

&vin6 {
	status = "okay";
};

&vin7 {
	status = "okay";
};

&vspb {
	status = "okay";
};

&vspi0 {
	status = "okay";
};