JustOS/linux-6.13/arch/arm/boot/dts/renesas/r7s72100-genmai.dts

// SPDX-License-Identifier: GPL-2.0
/*
 * Device Tree Source for the Genmai board
 *
 * Copyright (C) 2013-14 Renesas Solutions Corp.
 * Copyright (C) 2014 Wolfram Sang, Sang Engineering <wsa@sang-engineering.com>
 */

/dts-v1/;
#include "r7s72100.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/r7s72100-pinctrl.h>

/ {
	model = "Genmai";
	compatible = "renesas,genmai", "renesas,r7s72100";

	aliases {
		serial0 = &scif2;
	};

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

	flash@18000000 {
		compatible = "mtd-rom";
		reg = <0x18000000 0x08000000>;
		bank-width = <4>;
		device-width = <1>;

		clocks = <&mstp9_clks R7S72100_CLK_SPIBSC0>;
		power-domains = <&cpg_clocks>;

		#address-cells = <1>;
		#size-cells = <1>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			partition@0 {
				label = "user";
				reg = <0x00000000 0x04000000>;
			};

			partition@4000000 {
				label = "user1";
				reg = <0x04000000 0x04000000>;
			};
		};
	};

	keyboard {
		compatible = "gpio-keys";

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

		key-1 {
			/* JP3 must be set to 1-2 (default) */
			interrupts-extended = <&irqc 6 IRQ_TYPE_EDGE_BOTH>;
			linux,code = <KEY_1>;
			label = "SW6,SW7";
			wakeup-source;
		};
	};

	leds {
		/* Needs SDHI0 to be disabled */
		status = "disabled";
		compatible = "gpio-leds";

		led1 {
			gpios = <&port4 10 GPIO_ACTIVE_LOW>;
		};

		led2 {
			gpios = <&port4 11 GPIO_ACTIVE_LOW>;
		};
	};

	memory@8000000 {
		device_type = "memory";
		reg = <0x08000000 0x08000000>;
	};

	cvcc2: regulator-mmc {
		compatible = "regulator-fixed";
		regulator-name = "Cvcc2";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
		regulator-always-on;
	};
};

&bsc {
	flash@0 {
		compatible = "cfi-flash";
		reg = <0x00000000 0x04000000>;
		bank-width = <2>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			partition@0 {
				label = "uboot";
				reg = <0x00000000 0x00040000>;
			};

			partition@40000 {
				label = "uboot-env";
				reg = <0x00040000 0x00020000>;
			};

			partition@60000 {
				label = "flash";
				reg = <0x00060000 0x03fa0000>;
			};
		};
	};

	flash@4000000 {
		compatible = "cfi-flash";
		reg = <0x04000000 0x04000000>;
		bank-width = <2>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			partition@0 {
				label = "uboot1";
				reg = <0x00000000 0x00040000>;
			};

			partition@40000 {
				label = "uboot-env1";
				reg = <0x00040000 0x00020000>;
			};

			partition@60000 {
				label = "flash1";
				reg = <0x00060000 0x03fa0000>;
			};
		};
	};
};

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

	status = "okay";

	renesas,no-ether-link;
	phy-handle = <&phy0>;
	phy0: ethernet-phy@0 {
		compatible = "ethernet-phy-idb824.2814",
			     "ethernet-phy-ieee802.3-c22";
		reg = <0>;
	};
};

&extal_clk {
	clock-frequency = <13330000>;
};

&i2c2 {
	status = "okay";
	clock-frequency = <400000>;

	pinctrl-names = "default";
	pinctrl-0 = <&i2c2_pins>;

	eeprom@50 {
		compatible = "renesas,r1ex24128", "atmel,24c128";
		reg = <0x50>;
		pagesize = <64>;
	};
};

&mmcif {
	pinctrl-0 = <&mmcif_pins>;
	pinctrl-names = "default";
	cd-gpios = <&port3 8 GPIO_ACTIVE_LOW>;

	vmmc-supply = <&cvcc2>;
	vqmmc-supply = <&cvcc2>;
	bus-width = <8>;
	status = "okay";
};

&mtu2 {
	status = "okay";
};

&ostm0 {
	status = "okay";
};

&ostm1 {
	status = "okay";
};

&pinctrl {
	ether_pins: ether {
		/* Ethernet on Ports 1,2,3,5 */
		pinmux = <RZA1_PINMUX(1, 14, 4)>,/* P1_14 = ET_COL  */
			 <RZA1_PINMUX(5, 9, 2)>, /* P5_9 = ET_MDC   */
			 <RZA1_PINMUX(3, 3, 2)>, /* P3_3 = ET_MDIO */
			 <RZA1_PINMUX(3, 4, 2)>, /* P3_4 = ET_RXCLK */
			 <RZA1_PINMUX(3, 5, 2)>, /* P3_5 = ET_RXER  */
			 <RZA1_PINMUX(3, 6, 2)>, /* P3_6 = ET_RXDV  */
			 <RZA1_PINMUX(2, 0, 2)>, /* P2_0 = ET_TXCLK */
			 <RZA1_PINMUX(2, 1, 2)>, /* P2_1 = ET_TXER  */
			 <RZA1_PINMUX(2, 2, 2)>, /* P2_2 = ET_TXEN  */
			 <RZA1_PINMUX(2, 3, 2)>, /* P2_3 = ET_CRS   */
			 <RZA1_PINMUX(2, 4, 2)>, /* P2_4 = ET_TXD0  */
			 <RZA1_PINMUX(2, 5, 2)>, /* P2_5 = ET_TXD1  */
			 <RZA1_PINMUX(2, 6, 2)>, /* P2_6 = ET_TXD2  */
			 <RZA1_PINMUX(2, 7, 2)>, /* P2_7 = ET_TXD3  */
			 <RZA1_PINMUX(2, 8, 2)>, /* P2_8 = ET_RXD0  */
			 <RZA1_PINMUX(2, 9, 2)>, /* P2_9 = ET_RXD1  */
			 <RZA1_PINMUX(2, 10, 2)>,/* P2_10 = ET_RXD2 */
			 <RZA1_PINMUX(2, 11, 2)>;/* P2_11 = ET_RXD3 */
	};

	i2c2_pins: i2c2 {
		/* RIIC2: P1_4 as SCL, P1_5 as SDA */
		pinmux = <RZA1_PINMUX(1, 4, 1)>, <RZA1_PINMUX(1, 5, 1)>;
	};

	keyboard_pins: keyboard {
		/* P3_1 as IRQ6 */
		pinmux = <RZA1_PINMUX(3, 1, 3)>;
	};

	mmcif_pins: mmcif {
		/* MMCIF: P3_8 is CD_GPIO, P3_10 up to P3_15, P4_0 up to P4_3 */
		pinmux = <RZA1_PINMUX(3, 10, 8)>,	/* MMC_D1 */
			 <RZA1_PINMUX(3, 11, 8)>,	/* MMC_D0 */
			 <RZA1_PINMUX(3, 12, 8)>,	/* MMC_CLK */
			 <RZA1_PINMUX(3, 13, 8)>,	/* MMC_CMD */
			 <RZA1_PINMUX(3, 14, 8)>,	/* MMC_D3 */
			 <RZA1_PINMUX(3, 15, 8)>,	/* MMC_D2 */
			 <RZA1_PINMUX(4, 0, 8)>,	/* MMC_D4 */
			 <RZA1_PINMUX(4, 1, 8)>,	/* MMC_D5 */
			 <RZA1_PINMUX(4, 2, 8)>,	/* MMC_D6 */
			 <RZA1_PINMUX(4, 3, 8)>;	/* MMC_D7 */
	};

	scif2_pins: serial2 {
		/* P3_0 as TxD2; P3_2 as RxD2 */
		pinmux = <RZA1_PINMUX(3, 0, 6)>, <RZA1_PINMUX(3, 2, 4)>;
	};

	sdhi0_pins: sdhi0 {
		/* SDHI0: P4_8 up to P4_15 */
		pinmux = <RZA1_PINMUX(4, 8, 3)>,	/* SD_CD_0 */
			 <RZA1_PINMUX(4, 9, 3)>,	/* SD_WP_0 */
			 <RZA1_PINMUX(4, 10, 3)>,	/* SD_D1_0 */
			 <RZA1_PINMUX(4, 11, 3)>,	/* SD_D0_0 */
			 <RZA1_PINMUX(4, 12, 3)>,	/* SD_CLK_0 */
			 <RZA1_PINMUX(4, 13, 3)>,	/* SD_CMD_0 */
			 <RZA1_PINMUX(4, 14, 3)>,	/* SD_D3_0 */
			 <RZA1_PINMUX(4, 15, 3)>;	/* SD_D2_0 */
	};
};

&rtc_x1_clk {
	clock-frequency = <32768>;
};

&rtc {
	status = "okay";
};

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

	status = "okay";
};

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

	bus-width = <4>;
	status = "okay";
};

&spi4 {
	status = "okay";

	codec: codec@0 {
		compatible = "wlf,wm8978";
		reg = <0>;
		spi-max-frequency = <500000>;
		#sound-dai-cells = <0>;
	};
};

&usb_x1_clk {
	clock-frequency = <48000000>;
};

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