xref: /linux/arch/arm64/boot/dts/renesas/r9a07g044l2-remi-pi.dts (revision 2f24482304ebd32c5aa374f31465b9941a860b92)

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Device Tree Source for the MYIR Remi Pi
 *
 * Copyright (C) 2022 MYIR Electronics Corp.
 * Copyright (C) 2025 Collabora Ltd.
 */

/dts-v1/;

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

#include "r9a07g044l2.dtsi"

/ {
	model = "MYIR Tech Limited Remi Pi MYB-YG2LX-REMI";
	compatible = "myir,remi-pi", "renesas,r9a07g044l2", "renesas,r9a07g044";

	aliases {
		ethernet0 = &eth0;
		ethernet1 = &eth1;

		i2c0 = &i2c0;
		i2c1 = &i2c1;
		i2c2 = &i2c2;
		i2c3 = &i2c3;

		mmc0 = &sdhi0;

		serial0 = &scif0;
		serial4 = &scif4;
	};

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

	hdmi-out {
		compatible = "hdmi-connector";
		type = "a";
		ddc-i2c-bus = <&i2c1>;

		port {
			hdmi_con: endpoint {
				remote-endpoint = <&lt8912_out>;
			};
		};
	};

	memory@48000000 {
		device_type = "memory";
		/* first 128MB is reserved for secure area. */
		reg = <0x0 0x48000000 0x0 0x38000000>;
	};

	reg_1p8v: regulator-1p8v {
		compatible = "regulator-fixed";
		regulator-name = "fixed-1.8V";
		vin-supply = <&reg_5p0v>;
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-always-on;
	};

	reg_3p3v: regulator-3p3v {
		compatible = "regulator-fixed";
		regulator-name = "fixed-3.3V";
		vin-supply = <&reg_5p0v>;
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	reg_5p0v: regulator-5p0v {
		compatible = "regulator-fixed";
		regulator-name = "fixed-5.0V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	reg_1p1v: regulator-vdd-core {
		compatible = "regulator-fixed";
		regulator-name = "fixed-1.1V";
		regulator-min-microvolt = <1100000>;
		regulator-max-microvolt = <1100000>;
		regulator-always-on;
	};
};

&dsi {
	status = "okay";

	ports {
		port@1 {
			dsi_out: endpoint {
				remote-endpoint = <&lt8912_in>;
				data-lanes = <1 2 3 4>;
			};
		};
	};
};

&du {
	status = "okay";
};

&ehci1 {
	status = "okay";
};

&eth0 {
	pinctrl-0 = <&eth0_pins>;
	pinctrl-names = "default";
	phy-handle = <&phy0>;
	phy-mode = "rgmii-id";
	status = "okay";

	phy0: ethernet-phy@4 {
		compatible = "ethernet-phy-ieee802.3-c22";
		reg = <4>;
		interrupts-extended = <&pinctrl RZG2L_GPIO(44, 2) IRQ_TYPE_LEVEL_LOW>;
		reset-gpios = <&pinctrl RZG2L_GPIO(44, 3) GPIO_ACTIVE_LOW>;
	};
};

&eth1 {
	pinctrl-0 = <&eth1_pins>;
	pinctrl-names = "default";
	phy-handle = <&phy1>;
	phy-mode = "rgmii-id";
	status = "okay";

	phy1: ethernet-phy@6 {
		compatible = "ethernet-phy-ieee802.3-c22";
		reg = <6>;
		interrupts-extended = <&pinctrl RZG2L_GPIO(43, 2) IRQ_TYPE_LEVEL_LOW>;
		reset-gpios = <&pinctrl RZG2L_GPIO(43, 3) GPIO_ACTIVE_LOW>;
	};
};

&extal_clk {
	clock-frequency = <24000000>;
};

&gpu {
	mali-supply = <&reg_1p1v>;
};

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

	clock-frequency = <400000>;
	status = "okay";

	hdmi-bridge@48 {
		compatible = "lontium,lt8912b";
		reg = <0x48> ;
		reset-gpios = <&pinctrl RZG2L_GPIO(42, 2) GPIO_ACTIVE_LOW>;

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

			port@0 {
				reg = <0>;

				lt8912_in: endpoint {
					data-lanes = <1 2 3 4>;
					remote-endpoint = <&dsi_out>;
				};
			};

			port@1 {
				reg = <1>;

				lt8912_out: endpoint {
					remote-endpoint = <&hdmi_con>;
				};
			};
		};
	};
};

&i2c1 {
	pinctrl-0 = <&i2c1_pins>;
	pinctrl-names = "default";
	clock-frequency = <100000>;
	status = "okay";
};

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

&i2c3 {
	pinctrl-0 = <&i2c3_pins>;
	pinctrl-names = "default";
	clock-frequency = <100000>;
	status = "okay";
};

&mtu3 {
	status = "okay";
};

&ohci1 {
	status = "okay";
};

&ostm1 {
	status = "okay";
};

&ostm2 {
	status = "okay";
};

&phyrst {
	status = "okay";
};

&pinctrl {
	eth0_pins: eth0 {
		pinmux = <RZG2L_PORT_PINMUX(27, 1, 1)>, /* ET0_MDC */
			 <RZG2L_PORT_PINMUX(28, 0, 1)>, /* ET0_MDIO */
			 <RZG2L_PORT_PINMUX(20, 0, 1)>, /* ET0_TXC */
			 <RZG2L_PORT_PINMUX(20, 1, 1)>, /* ET0_TX_CTL */
			 <RZG2L_PORT_PINMUX(20, 2, 1)>, /* ET0_TXD0 */
			 <RZG2L_PORT_PINMUX(21, 0, 1)>, /* ET0_TXD1 */
			 <RZG2L_PORT_PINMUX(21, 1, 1)>, /* ET0_TXD2 */
			 <RZG2L_PORT_PINMUX(22, 0, 1)>, /* ET0_TXD3 */
			 <RZG2L_PORT_PINMUX(24, 0, 1)>, /* ET0_RXC */
			 <RZG2L_PORT_PINMUX(24, 1, 1)>, /* ET0_RX_CTL */
			 <RZG2L_PORT_PINMUX(25, 0, 1)>, /* ET0_RXD0 */
			 <RZG2L_PORT_PINMUX(25, 1, 1)>, /* ET0_RXD1 */
			 <RZG2L_PORT_PINMUX(26, 0, 1)>, /* ET0_RXD2 */
			 <RZG2L_PORT_PINMUX(26, 1, 1)>; /* ET0_RXD3 */
	};

	eth1_pins: eth1 {
		pinmux = <RZG2L_PORT_PINMUX(37, 0, 1)>, /* ET1_MDC */
			 <RZG2L_PORT_PINMUX(37, 1, 1)>, /* ET1_MDIO */
			 <RZG2L_PORT_PINMUX(29, 0, 1)>, /* ET1_TXC */
			 <RZG2L_PORT_PINMUX(29, 1, 1)>, /* ET1_TX_CTL */
			 <RZG2L_PORT_PINMUX(30, 0, 1)>, /* ET1_TXD0 */
			 <RZG2L_PORT_PINMUX(30, 1, 1)>, /* ET1_TXD1 */
			 <RZG2L_PORT_PINMUX(31, 0, 1)>, /* ET1_TXD2 */
			 <RZG2L_PORT_PINMUX(31, 1, 1)>, /* ET1_TXD3 */
			 <RZG2L_PORT_PINMUX(33, 1, 1)>, /* ET1_RXC */
			 <RZG2L_PORT_PINMUX(34, 0, 1)>, /* ET1_RX_CTL */
			 <RZG2L_PORT_PINMUX(34, 1, 1)>, /* ET1_RXD0 */
			 <RZG2L_PORT_PINMUX(35, 0, 1)>, /* ET1_RXD1 */
			 <RZG2L_PORT_PINMUX(35, 1, 1)>, /* ET1_RXD2 */
			 <RZG2L_PORT_PINMUX(36, 0, 1)>; /* ET1_RXD3 */
	};

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

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

	i2c2_pins: i2c2 {
		pinmux = <RZG2L_PORT_PINMUX(3, 0, 2)>, /* SDA */
			 <RZG2L_PORT_PINMUX(3, 1, 2)>; /* SCL */
	};

	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 */
	};

	scif4_pins: scif4 {
		pinmux = <RZG2L_PORT_PINMUX(2, 0, 5)>, /* TxD */
			 <RZG2L_PORT_PINMUX(2, 1, 5)>; /* RxD */
	};

	sdhi0_pins: sd0 {
		sd0-ctrl {
			pins = "SD0_CLK", "SD0_CMD";
			power-source = <1800>;
		};

		sd0-data {
			pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3",
			       "SD0_DATA4", "SD0_DATA5", "SD0_DATA6", "SD0_DATA7";
			power-source = <1800>;
		};

		sd0-rst {
			pins = "SD0_RST#";
			power-source = <1800>;
		};
	};
};

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

&scif4 {
	pinctrl-0 = <&scif4_pins>;
	pinctrl-names = "default";
	status = "okay";
};

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

	vmmc-supply = <&reg_3p3v>;
	vqmmc-supply = <&reg_1p8v>;
	bus-width = <8>;
	mmc-hs200-1_8v;
	non-removable;
	fixed-emmc-driver-type = <1>;
	status = "okay";
};

&usb2_phy1 {
	status = "okay";
};