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Tip revision: 7e18e42e4b280c85b76967a9106a13ca61c16179 authored by Linus Torvalds on 04 September 2022, 20:10:01 UTC
Linux 6.0-rc4
Tip revision: 7e18e42
mt6795.dtsi
// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2015 MediaTek Inc.
 * Author: Mars.C <mars.cheng@mediatek.com>
 */

#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/pinctrl/mt6795-pinfunc.h>

/ {
	compatible = "mediatek,mt6795";
	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>;
			cci-control-port = <&cci_control2>;
			next-level-cache = <&l2_0>;
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x001>;
			cci-control-port = <&cci_control2>;
			next-level-cache = <&l2_0>;
		};

		cpu2: cpu@2 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x002>;
			cci-control-port = <&cci_control2>;
			next-level-cache = <&l2_0>;
		};

		cpu3: cpu@3 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x003>;
			cci-control-port = <&cci_control2>;
			next-level-cache = <&l2_0>;
		};

		cpu4: cpu@100 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x100>;
			cci-control-port = <&cci_control1>;
			next-level-cache = <&l2_1>;
		};

		cpu5: cpu@101 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x101>;
			cci-control-port = <&cci_control1>;
			next-level-cache = <&l2_1>;
		};

		cpu6: cpu@102 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x102>;
			cci-control-port = <&cci_control1>;
			next-level-cache = <&l2_1>;
		};

		cpu7: cpu@103 {
			device_type = "cpu";
			compatible = "arm,cortex-a53";
			enable-method = "psci";
			reg = <0x103>;
			cci-control-port = <&cci_control1>;
			next-level-cache = <&l2_1>;
		};

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

				core1 {
					cpu = <&cpu1>;
				};

				core2 {
					cpu = <&cpu2>;
				};

				core3 {
					cpu = <&cpu3>;
				};
			};

			cluster1 {
				core0 {
					cpu = <&cpu4>;
				};

				core1 {
					cpu = <&cpu5>;
				};

				core2 {
					cpu = <&cpu6>;
				};

				core3 {
					cpu = <&cpu7>;
				};
			};
		};

		l2_0: l2-cache0 {
			compatible = "cache";
			cache-level = <2>;
		};

		l2_1: l2-cache1 {
			compatible = "cache";
			cache-level = <2>;
		};
	};

	clk26m: oscillator-26m {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <26000000>;
		clock-output-names = "clk26m";
	};

	clk32k: oscillator-32k {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <32000>;
		clock-output-names = "clk32k";
	};

	system_clk: dummy13m {
		compatible = "fixed-clock";
		clock-frequency = <13000000>;
		#clock-cells = <0>;
	};

	pmu {
		compatible = "arm,cortex-a53-pmu";
		interrupts = <GIC_SPI  8 IRQ_TYPE_LEVEL_LOW>,
			     <GIC_SPI  9 IRQ_TYPE_LEVEL_LOW>,
			     <GIC_SPI 10 IRQ_TYPE_LEVEL_LOW>,
			     <GIC_SPI 11 IRQ_TYPE_LEVEL_LOW>;
		interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
	};

	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)>;
	};

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

		pio: pinctrl@10005000 {
			compatible = "mediatek,mt6795-pinctrl";
			reg = <0 0x10005000 0 0x1000>, <0 0x1000b000 0 0x1000>;
			reg-names = "base", "eint";
			interrupts = <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>;
			gpio-controller;
			#gpio-cells = <2>;
			gpio-ranges = <&pio 0 0 196>;
			interrupt-controller;
			#interrupt-cells = <2>;
		};

		watchdog: watchdog@10007000 {
			compatible = "mediatek,mt6795-wdt";
			reg = <0 0x10007000 0 0x100>;
			interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_LOW>;
			#reset-cells = <1>;
			timeout-sec = <20>;
		};

		timer: timer@10008000 {
			compatible = "mediatek,mt6795-timer",
				     "mediatek,mt6577-timer";
			reg = <0 0x10008000 0 0x1000>;
			interrupts = <GIC_SPI 152 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&system_clk>, <&clk32k>;
		};

		sysirq: intpol-controller@10200620 {
			compatible = "mediatek,mt6795-sysirq",
				     "mediatek,mt6577-sysirq";
			interrupt-controller;
			#interrupt-cells = <3>;
			interrupt-parent = <&gic>;
			reg = <0 0x10200620 0 0x20>;
		};

		gic: interrupt-controller@10221000 {
			compatible = "arm,gic-400";
			#interrupt-cells = <3>;
			interrupt-parent = <&gic>;
			interrupt-controller;
			reg = <0 0x10221000 0 0x1000>,
			      <0 0x10222000 0 0x2000>,
			      <0 0x10224000 0 0x2000>,
			      <0 0x10226000 0 0x2000>;
			interrupts = <GIC_PPI 9
				(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
		};

		cci: cci@10390000 {
			compatible = "arm,cci-400";
			#address-cells = <1>;
			#size-cells = <1>;
			reg = <0 0x10390000 0 0x1000>;
			ranges = <0 0 0x10390000 0x10000>;

			cci_control0: slave-if@1000 {
				compatible = "arm,cci-400-ctrl-if";
				interface-type = "ace-lite";
				reg = <0x1000 0x1000>;
			};

			cci_control1: slave-if@4000 {
				compatible = "arm,cci-400-ctrl-if";
				interface-type = "ace";
				reg = <0x4000 0x1000>;
			};

			cci_control2: slave-if@5000 {
				compatible = "arm,cci-400-ctrl-if";
				interface-type = "ace";
				reg = <0x5000 0x1000>;
			};

			pmu@9000 {
				compatible = "arm,cci-400-pmu,r1";
				reg = <0x9000 0x5000>;
				interrupts = <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>,
					     <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>,
					     <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>,
					     <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>,
					     <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
			};
		};

		uart0: serial@11002000 {
			compatible = "mediatek,mt6795-uart",
				     "mediatek,mt6577-uart";
			reg = <0 0x11002000 0 0x400>;
			interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&clk26m>;
			status = "disabled";
		};

		uart1: serial@11003000 {
			compatible = "mediatek,mt6795-uart",
				     "mediatek,mt6577-uart";
			reg = <0 0x11003000 0 0x400>;
			interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&clk26m>;
			status = "disabled";
		};

		uart2: serial@11004000 {
			compatible = "mediatek,mt6795-uart",
				     "mediatek,mt6577-uart";
			reg = <0 0x11004000 0 0x400>;
			interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&clk26m>;
			status = "disabled";
		};

		uart3: serial@11005000 {
			compatible = "mediatek,mt6795-uart",
				     "mediatek,mt6577-uart";
			reg = <0 0x11005000 0 0x400>;
			interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_LOW>;
			clocks = <&clk26m>;
			status = "disabled";
		};
	};
};
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