arch/arm64/boot/dts/mediatek/mt7986a.dtsi

// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
 * Copyright (C) 2021 MediaTek Inc.
 * Author: Sam.Shih <sam.shih@mediatek.com>
 */

#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>

/ {
	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	system_clk: dummy40m {
		compatible = "fixed-clock";
		clock-frequency = <40000000>;
		#clock-cells = <0>;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x0>;
			#cooling-cells = <2>;
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x1>;
			#cooling-cells = <2>;
		};

		cpu2: cpu@2 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x2>;
			#cooling-cells = <2>;
		};

		cpu3: cpu@3 {
			device_type = "cpu";
			enable-method = "psci";
			compatible = "arm,cortex-a53";
			reg = <0x3>;
			#cooling-cells = <2>;
		};
	};

	psci {
		compatible  = "arm,psci-0.2";
		method      = "smc";
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;
		/* 192 KiB reserved for ARM Trusted Firmware (BL31) */
		secmon_reserved: secmon@43000000 {
			reg = <0 0x43000000 0 0x30000>;
			no-map;
		};
	};

	timer {
		compatible = "arm,armv8-timer";
		interrupt-parent = <&gic>;
		interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
			     <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
			     <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
			     <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
	};

	soc {
		#address-cells = <2>;
		#size-cells = <2>;
		compatible = "simple-bus";
		ranges;

		gic: interrupt-controller@c000000 {
			compatible = "arm,gic-v3";
			#interrupt-cells = <3>;
			interrupt-parent = <&gic>;
			interrupt-controller;
			reg = <0 0x0c000000 0 0x10000>,  /* GICD */
			      <0 0x0c080000 0 0x80000>,  /* GICR */
			      <0 0x0c400000 0 0x2000>,   /* GICC */
			      <0 0x0c410000 0 0x1000>,   /* GICH */
			      <0 0x0c420000 0 0x2000>;   /* GICV */
			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
		};

		watchdog: watchdog@1001c000 {
			compatible = "mediatek,mt7986-wdt",
				     "mediatek,mt6589-wdt";
			reg = <0 0x1001c000 0 0x1000>;
			interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>;
			#reset-cells = <1>;
			status = "disabled";
		};

		pio: pinctrl@1001f000 {
			compatible = "mediatek,mt7986a-pinctrl";
			reg = <0 0x1001f000 0 0x1000>,
			      <0 0x11c30000 0 0x1000>,
			      <0 0x11c40000 0 0x1000>,
			      <0 0x11e20000 0 0x1000>,
			      <0 0x11e30000 0 0x1000>,
			      <0 0x11f00000 0 0x1000>,
			      <0 0x11f10000 0 0x1000>,
			      <0 0x1000b000 0 0x1000>;
			reg-names = "gpio", "iocfg_rt", "iocfg_rb", "iocfg_lt",
				    "iocfg_lb", "iocfg_tr", "iocfg_tl", "eint";
			gpio-controller;
			#gpio-cells = <2>;
			gpio-ranges = <&pio 0 0 100>;
			interrupt-controller;
			interrupts = <GIC_SPI 225 IRQ_TYPE_LEVEL_HIGH>;
			interrupt-parent = <&gic>;
			#interrupt-cells = <2>;
		};

		trng: trng@1020f000 {
			compatible = "mediatek,mt7986-rng",
				     "mediatek,mt7623-rng";
			reg = <0 0x1020f000 0 0x100>;
			clocks = <&system_clk>;
			clock-names = "rng";
			status = "disabled";
		};

		uart0: serial@11002000 {
			compatible = "mediatek,mt7986-uart",
				     "mediatek,mt6577-uart";
			reg = <0 0x11002000 0 0x400>;
			interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&system_clk>;
			status = "disabled";
		};

		uart1: serial@11003000 {
			compatible = "mediatek,mt7986-uart",
				     "mediatek,mt6577-uart";
			reg = <0 0x11003000 0 0x400>;
			interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&system_clk>;
			status = "disabled";
		};

		uart2: serial@11004000 {
			compatible = "mediatek,mt7986-uart",
				     "mediatek,mt6577-uart";
			reg = <0 0x11004000 0 0x400>;
			interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&system_clk>;
			status = "disabled";
		};

	};

};