linux_dsm_epyc7002/arch/arm/boot/dts/r8a7793-gose.dts

/*
 * Device Tree Source for the Gose board
 *
 * Copyright (C) 2014-2015 Renesas Electronics Corporation
 *
 * This file is licensed under the terms of the GNU General Public License
 * version 2.  This program is licensed "as is" without any warranty of any
 * kind, whether express or implied.
 */

/dts-v1/;
#include "r8a7793.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "Gose";
	compatible = "renesas,gose", "renesas,r8a7793";

	aliases {
		serial0 = &scif0;
		serial1 = &scif1;
	};

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

	memory@40000000 {
		device_type = "memory";
		reg = <0 0x40000000 0 0x40000000>;
	};

	gpio-keys {
		compatible = "gpio-keys";

		key-1 {
		        gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_1>;
		        label = "SW2-1";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-2 {
		        gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_2>;
		        label = "SW2-2";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-3 {
		        gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_3>;
		        label = "SW2-3";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-4 {
		        gpios = <&gpio5 3 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_4>;
		        label = "SW2-4";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-a {
		        gpios = <&gpio7 0 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_A>;
		        label = "SW30";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-b {
		        gpios = <&gpio7 1 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_B>;
		        label = "SW31";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-c {
		        gpios = <&gpio7 2 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_C>;
		        label = "SW32";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-d {
		        gpios = <&gpio7 3 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_D>;
		        label = "SW33";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-e {
		        gpios = <&gpio7 4 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_E>;
		        label = "SW34";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-f {
		        gpios = <&gpio7 5 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_F>;
		        label = "SW35";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
		key-g {
		        gpios = <&gpio7 6 GPIO_ACTIVE_LOW>;
		        linux,code = <KEY_G>;
		        label = "SW36";
		        gpio-key,wakeup;
		        debounce-interval = <20>;
		};
	};
};

&extal_clk {
	clock-frequency = <20000000>;
};

&pfc {
	scif0_pins: serial0 {
		renesas,groups = "scif0_data_d";
		renesas,function = "scif0";
	};

	scif1_pins: serial1 {
		renesas,groups = "scif1_data_d";
		renesas,function = "scif1";
	};

	ether_pins: ether {
		renesas,groups = "eth_link", "eth_mdio", "eth_rmii";
		renesas,function = "eth";
	};

	phy1_pins: phy1 {
		renesas,groups = "intc_irq0";
		renesas,function = "intc";
	};

	qspi_pins: spi0 {
		renesas,groups = "qspi_ctrl", "qspi_data4";
		renesas,function = "qspi";
	};
};

&ether {
	pinctrl-0 = <&ether_pins &phy1_pins>;
	pinctrl-names = "default";

	phy-handle = <&phy1>;
	renesas,ether-link-active-low;
	status = "okay";

	phy1: ethernet-phy@1 {
		reg = <1>;
		interrupt-parent = <&irqc0>;
		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
		micrel,led-mode = <1>;
	};
};

&cmt0 {
	status = "okay";
};

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

	status = "okay";
};

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

	status = "okay";
};

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

	status = "okay";

	flash@0 {
		compatible = "spansion,s25fl512s", "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <30000000>;
		spi-tx-bus-width = <4>;
		spi-rx-bus-width = <4>;
		spi-cpol;
		spi-cpha;
		m25p,fast-read;

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

			partition@0 {
				label = "loader";
				reg = <0x00000000 0x00040000>;
				read-only;
			};
			partition@40000 {
				label = "user";
				reg = <0x00040000 0x00400000>;
				read-only;
			};
			partition@440000 {
				label = "flash";
				reg = <0x00440000 0x03bc0000>;
			};
		};
	};
};