xref: /openbmc/linux/arch/arm64/boot/dts/renesas/r8a779g0.dtsi (revision ab2866f1)

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Device Tree Source for the R-Car V4H (R8A779G0) SoC
 *
 * Copyright (C) 2022 Renesas Electronics Corp.
 */

#include <dt-bindings/clock/r8a779g0-cpg-mssr.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a779g0-sysc.h>

/ {
	compatible = "renesas,r8a779g0";
	#address-cells = <2>;
	#size-cells = <2>;

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

		a76_0: cpu@0 {
			compatible = "arm,cortex-a76";
			reg = <0>;
			device_type = "cpu";
			power-domains = <&sysc R8A779G0_PD_A1E0D0C0>;
		};
	};

	extal_clk: extal {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		/* This value must be overridden by the board */
		clock-frequency = <0>;
	};

	extalr_clk: extalr {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		/* This value must be overridden by the board */
		clock-frequency = <0>;
	};

	pmu_a76 {
		compatible = "arm,cortex-a76-pmu";
		interrupts-extended = <&gic GIC_PPI 7 IRQ_TYPE_LEVEL_LOW>;
	};

	/* External SCIF clock - to be overridden by boards that provide it */
	scif_clk: scif {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <0>;
	};

	soc: soc {
		compatible = "simple-bus";
		interrupt-parent = <&gic>;
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		cpg: clock-controller@e6150000 {
			compatible = "renesas,r8a779g0-cpg-mssr";
			reg = <0 0xe6150000 0 0x4000>;
			clocks = <&extal_clk>, <&extalr_clk>;
			clock-names = "extal", "extalr";
			#clock-cells = <2>;
			#power-domain-cells = <0>;
			#reset-cells = <1>;
		};

		rst: reset-controller@e6160000 {
			compatible = "renesas,r8a779g0-rst";
			reg = <0 0xe6160000 0 0x4000>;
		};

		sysc: system-controller@e6180000 {
			compatible = "renesas,r8a779g0-sysc";
			reg = <0 0xe6180000 0 0x4000>;
			#power-domain-cells = <1>;
		};

		hscif0: serial@e6540000 {
			compatible = "renesas,hscif-r8a779g0",
				     "renesas,rcar-gen4-hscif",
				     "renesas,hscif";
			reg = <0 0xe6540000 0 96>;
			interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&cpg CPG_MOD 514>,
				 <&cpg CPG_CORE R8A779G0_CLK_S0D3_PER>,
				 <&scif_clk>;
			clock-names = "fck", "brg_int", "scif_clk";
			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
			resets = <&cpg 514>;
			status = "disabled";
		};

		gic: interrupt-controller@f1000000 {
			compatible = "arm,gic-v3";
			#interrupt-cells = <3>;
			#address-cells = <0>;
			interrupt-controller;
			reg = <0x0 0xf1000000 0 0x20000>,
			      <0x0 0xf1060000 0 0x110000>;
			interrupts = <GIC_PPI 9
				      (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_HIGH)>;
		};

		prr: chipid@fff00044 {
			compatible = "renesas,prr";
			reg = <0 0xfff00044 0 4>;
		};
	};

	timer {
		compatible = "arm,armv8-timer";
		interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
				      <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
				      <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
				      <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>;
	};
};