arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi

// SPDX-License-Identifier: (GPL-2.0 or MIT)
/*
 * Device Tree Source for the Spider CPU board
 *
 * Copyright (C) 2021 Renesas Electronics Corp.
 */

#include "r8a779f0.dtsi"

/ {
	model = "Renesas Spider CPU board";
	compatible = "renesas,spider-cpu", "renesas,r8a779f0";

	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>;
	};
};

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

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

&i2c4 {
	pinctrl-0 = <&i2c4_pins>;
	pinctrl-names = "default";

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

	eeprom@50 {
		compatible = "rohm,br24g01", "atmel,24c01";
		label = "cpu-board";
		reg = <0x50>;
		pagesize = <8>;
	};
};

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

	i2c4_pins: i2c4 {
		groups = "i2c4";
		function = "i2c4";
	};

	scif3_pins: scif3 {
		groups = "scif3_data", "scif3_ctrl";
		function = "scif3";
	};

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

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

&scif3 {
	pinctrl-0 = <&scif3_pins>;
	pinctrl-names = "default";

	uart-has-rtscts;
	status = "okay";
};

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