ubuntu-linux-kernel/arch/arm64/boot/dts/mediatek/mt2712e.dtsi

/*
 * Copyright (c) 2017 MediaTek Inc.
 * Author: YT Shen <yt.shen@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>

/ {
	compatible = "mediatek,mt2712";
	interrupt-parent = <&sysirq>;
	#address-cells = <2>;
	#size-cells = <2>;

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

		cpu-map {
			cluster0 {
				core0 {
					cpu = <&cpu0>;
				};
				core1 {
					cpu = <&cpu1>;
				};
			};

			cluster1 {
				core0 {
					cpu = <&cpu2>;
				};
			};
		};

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a35";
			reg = <0x000>;
			cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a35";
			reg = <0x001>;
			enable-method = "psci";
			cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
		};

		cpu2: cpu@200 {
			device_type = "cpu";
			compatible = "arm,cortex-a72";
			reg = <0x200>;
			enable-method = "psci";
			cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>;
		};

		idle-states {
			entry-method = "arm,psci";

			CPU_SLEEP_0: cpu-sleep-0 {
				compatible = "arm,idle-state";
				local-timer-stop;
				entry-latency-us = <100>;
				exit-latency-us = <80>;
				min-residency-us = <2000>;
				arm,psci-suspend-param = <0x0010000>;
			};

			CLUSTER_SLEEP_0: cluster-sleep-0 {
				compatible = "arm,idle-state";
				local-timer-stop;
				entry-latency-us = <350>;
				exit-latency-us = <80>;
				min-residency-us = <3000>;
				arm,psci-suspend-param = <0x1010000>;
			};
		};
	};

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

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

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

	timer {
		compatible = "arm,armv8-timer";
		interrupt-parent = <&gic>;
		interrupts = <GIC_PPI 13
			      (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 14
			      (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 11
			      (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_LOW)>,
			     <GIC_PPI 10
			      (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_LOW)>;
	};

	uart5: serial@1000f000 {
		compatible = "mediatek,mt2712-uart",
			     "mediatek,mt6577-uart";
		reg = <0 0x1000f000 0 0x400>;
		interrupts = <GIC_SPI 127 IRQ_TYPE_LEVEL_LOW>;
		clocks = <&baud_clk>, <&sys_clk>;
		clock-names = "baud", "bus";
		status = "disabled";
	};

	sysirq: interrupt-controller@10220a80 {
		compatible = "mediatek,mt2712-sysirq",
			     "mediatek,mt6577-sysirq";
		interrupt-controller;
		#interrupt-cells = <3>;
		interrupt-parent = <&gic>;
		reg = <0 0x10220a80 0 0x40>;
	};

	gic: interrupt-controller@10510000 {
		compatible = "arm,gic-400";
		#interrupt-cells = <3>;
		interrupt-parent = <&gic>;
		interrupt-controller;
		reg = <0 0x10510000 0 0x10000>,
		      <0 0x10520000 0 0x20000>,
		      <0 0x10540000 0 0x20000>,
		      <0 0x10560000 0 0x20000>;
		interrupts = <GIC_PPI 9
			 (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_HIGH)>;
	};

	uart0: serial@11002000 {
		compatible = "mediatek,mt2712-uart",
			     "mediatek,mt6577-uart";
		reg = <0 0x11002000 0 0x400>;
		interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
		clocks = <&baud_clk>, <&sys_clk>;
		clock-names = "baud", "bus";
		status = "disabled";
	};

	uart1: serial@11003000 {
		compatible = "mediatek,mt2712-uart",
			     "mediatek,mt6577-uart";
		reg = <0 0x11003000 0 0x400>;
		interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
		clocks = <&baud_clk>, <&sys_clk>;
		clock-names = "baud", "bus";
		status = "disabled";
	};

	uart2: serial@11004000 {
		compatible = "mediatek,mt2712-uart",
			     "mediatek,mt6577-uart";
		reg = <0 0x11004000 0 0x400>;
		interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_LOW>;
		clocks = <&baud_clk>, <&sys_clk>;
		clock-names = "baud", "bus";
		status = "disabled";
	};

	uart3: serial@11005000 {
		compatible = "mediatek,mt2712-uart",
			     "mediatek,mt6577-uart";
		reg = <0 0x11005000 0 0x400>;
		interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_LOW>;
		clocks = <&baud_clk>, <&sys_clk>;
		clock-names = "baud", "bus";
		status = "disabled";
	};

	uart4: serial@11019000 {
		compatible = "mediatek,mt2712-uart",
			     "mediatek,mt6577-uart";
		reg = <0 0x11019000 0 0x400>;
		interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_LOW>;
		clocks = <&baud_clk>, <&sys_clk>;
		clock-names = "baud", "bus";
		status = "disabled";
	};
};