xref: /openbmc/linux/arch/arm64/boot/dts/mediatek/mt7622.dtsi (revision d7167881e03ed89e249acb536e8462584ce48004)

/*
 * Copyright (c) 2017 MediaTek Inc.
 * Author: Ming Huang <ming.huang@mediatek.com>
 *	   Sean Wang <sean.wang@mediatek.com>
 *
 * SPDX-License-Identifier: (GPL-2.0 OR MIT)
 */

#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/mt7622-clk.h>
#include <dt-bindings/reset/mt7622-reset.h>

/ {
	compatible = "mediatek,mt7622";
	interrupt-parent = <&sysirq>;
	#address-cells = <2>;
	#size-cells = <2>;

	cpus {
		#address-cells = <2>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a53", "arm,armv8";
			reg = <0x0 0x0>;
			enable-method = "psci";
			clock-frequency = <1300000000>;
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a53", "arm,armv8";
			reg = <0x0 0x1>;
			enable-method = "psci";
			clock-frequency = <1300000000>;
		};
	};

	uart_clk: dummy25m {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <25000000>;
	};

	bus_clk: dummy280m {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <280000000>;
	};

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

	clk25m: oscillator {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <25000000>;
		clock-output-names = "clkxtal";
	};

	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 (GIC_CPU_MASK_SIMPLE(2) |
			      IRQ_TYPE_LEVEL_HIGH)>,
			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) |
			      IRQ_TYPE_LEVEL_HIGH)>,
			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) |
			      IRQ_TYPE_LEVEL_HIGH)>,
			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) |
			      IRQ_TYPE_LEVEL_HIGH)>;
	};

	infracfg: infracfg@10000000 {
		compatible = "mediatek,mt7622-infracfg",
			     "syscon";
		reg = <0 0x10000000 0 0x1000>;
		#clock-cells = <1>;
		#reset-cells = <1>;
	};

	pericfg: pericfg@10002000 {
		compatible = "mediatek,mt7622-pericfg",
			     "syscon";
		reg = <0 0x10002000 0 0x1000>;
		#clock-cells = <1>;
		#reset-cells = <1>;
	};

	sysirq: interrupt-controller@10200620 {
		compatible = "mediatek,mt7622-sysirq",
			     "mediatek,mt6577-sysirq";
		interrupt-controller;
		#interrupt-cells = <3>;
		interrupt-parent = <&gic>;
		reg = <0 0x10200620 0 0x20>;
	};

	apmixedsys: apmixedsys@10209000 {
		compatible = "mediatek,mt7622-apmixedsys",
			     "syscon";
		reg = <0 0x10209000 0 0x1000>;
		#clock-cells = <1>;
	};

	topckgen: topckgen@10210000 {
		compatible = "mediatek,mt7622-topckgen",
			     "syscon";
		reg = <0 0x10210000 0 0x1000>;
		#clock-cells = <1>;
	};

	gic: interrupt-controller@10300000 {
		compatible = "arm,gic-400";
		interrupt-controller;
		#interrupt-cells = <3>;
		interrupt-parent = <&gic>;
		reg = <0 0x10310000 0 0x1000>,
		      <0 0x10320000 0 0x1000>,
		      <0 0x10340000 0 0x2000>,
		      <0 0x10360000 0 0x2000>;
	};

	uart0: serial@11002000 {
		compatible = "mediatek,mt7622-uart",
			     "mediatek,mt6577-uart";
		reg = <0 0x11002000 0 0x400>;
		interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
		clocks = <&uart_clk>, <&bus_clk>;
		clock-names = "baud", "bus";
		status = "disabled";
	};

	ssusbsys: ssusbsys@1a000000 {
		compatible = "mediatek,mt7622-ssusbsys",
			     "syscon";
		reg = <0 0x1a000000 0 0x1000>;
		#clock-cells = <1>;
		#reset-cells = <1>;
	};

	pciesys: pciesys@1a100800 {
		compatible = "mediatek,mt7622-pciesys",
			     "syscon";
		reg = <0 0x1a100800 0 0x1000>;
		#clock-cells = <1>;
		#reset-cells = <1>;
	};

	ethsys: syscon@1b000000 {
		compatible = "mediatek,mt7622-ethsys",
			     "syscon";
		reg = <0 0x1b000000 0 0x1000>;
		#clock-cells = <1>;
		#reset-cells = <1>;
	};

	sgmiisys: sgmiisys@1b128000 {
		compatible = "mediatek,mt7622-sgmiisys",
			     "syscon";
		reg = <0 0x1b128000 0 0x1000>;
		#clock-cells = <1>;
	};
};