ubuntu-linux-kernel/arch/arm64/boot/dts/mediatek/mt6755.dtsi

/*
 * Copyright (c) 2016 MediaTek Inc.
 * Author: Mars.C <mars.cheng@mediatek.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

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

/ {
	compatible = "mediatek,mt6755";
	interrupt-parent = <&sysirq>;
	#address-cells = <2>;
	#size-cells = <2>;

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

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

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x000>;
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x001>;
		};

		cpu2: cpu@2 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x002>;
		};

		cpu3: cpu@3 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x003>;
		};

		cpu4: cpu@100 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x100>;
		};

		cpu5: cpu@101 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x101>;
		};

		cpu6: cpu@102 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x102>;
		};

		cpu7: cpu@103 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x103>;
		};
	};

	uart_clk: dummy26m {
		compatible = "fixed-clock";
		clock-frequency = <26000000>;
		#clock-cells = <0>;
	};

	timer {
		compatible = "arm,armv8-timer";
		interrupt-parent = <&gic>;
		interrupts = <GIC_PPI 13
			     (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 14
			     (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 11
			     (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 10
			     (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
	};

	sysirq: intpol-controller@10200620 {
		compatible = "mediatek,mt6755-sysirq",
			     "mediatek,mt6577-sysirq";
		interrupt-controller;
		#interrupt-cells = <3>;
		interrupt-parent = <&gic>;
		reg = <0 0x10200620 0 0x20>;
	};

	gic: interrupt-controller@10231000 {
		compatible = "arm,gic-400";
		#interrupt-cells = <3>;
		interrupt-parent = <&gic>;
		interrupt-controller;
		reg = <0 0x10231000 0 0x1000>,
		      <0 0x10232000 0 0x2000>,
		      <0 0x10234000 0 0x2000>,
		      <0 0x10236000 0 0x2000>;
	};

	uart0: serial@11002000 {
		compatible = "mediatek,mt6755-uart",
			     "mediatek,mt6577-uart";
		reg = <0 0x11002000 0 0x400>;
		interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
		clocks = <&uart_clk>;
		status = "disabled";
	};

	uart1: serial@11003000 {
		compatible = "mediatek,mt6755-uart",
			     "mediatek,mt6577-uart";
		reg = <0 0x11003000 0 0x400>;
		interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
		clocks = <&uart_clk>;
		status = "disabled";
	};
};