~sircmpwn/linux

linux/arch/arm/boot/dts/hip01.dtsi -rw-r--r-- 2.3 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
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// SPDX-License-Identifier: GPL-2.0-only
/*
 * Hisilicon Ltd. HiP01 SoC
 *
 * Copyright (c) 2014 Hisilicon Ltd.
 * Copyright (c) 2014 Huawei Ltd.
 *
 * Author: Wang Long <long.wanglong@huawei.com>
 */

/ {
	interrupt-parent = <&gic>;
	#address-cells = <1>;
	#size-cells = <1>;

	gic: interrupt-controller@1e001000 {
		compatible = "arm,cortex-a9-gic";
		#interrupt-cells = <3>;
		#address-cells = <0>;
		interrupt-controller;
		reg = <0x1a001000 0x1000>, <0x1a000100 0x1000>;
	};

	hisi_refclk144mhz: refclk144mkhz {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <144000000>;
		clock-output-names = "hisi:refclk144khz";
	};

	soc {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		interrupt-parent = <&gic>;
		ranges = <0 0x10000000 0x20000000>;

		amba {
			#address-cells = <1>;
			#size-cells = <1>;
			compatible = "simple-bus";
			ranges;

			uart0: uart@10001000 {
				compatible = "snps,dw-apb-uart";
				reg = <0x10001000 0x1000>;
				clocks = <&hisi_refclk144mhz>;
				clock-names = "apb_pclk";
				reg-shift = <2>;
				interrupts = <0 32 4>;
				status = "disabled";
			};

			uart1: uart@10002000 {
				compatible = "snps,dw-apb-uart";
				reg = <0x10002000 0x1000>;
				clocks = <&hisi_refclk144mhz>;
				clock-names = "apb_pclk";
				reg-shift = <2>;
				interrupts = <0 33 4>;
				status = "disabled";
			};

			uart2: uart@10003000 {
				compatible = "snps,dw-apb-uart";
				reg = <0x10003000 0x1000>;
				clocks = <&hisi_refclk144mhz>;
				clock-names = "apb_pclk";
				reg-shift = <2>;
				interrupts = <0 34 4>;
				status = "disabled";
			};

			uart3: uart@10006000 {
				compatible = "snps,dw-apb-uart";
				reg = <0x10006000 0x1000>;
				clocks = <&hisi_refclk144mhz>;
				clock-names = "apb_pclk";
				reg-shift = <2>;
				interrupts = <0 4 4>;
				status = "disabled";
			};
		};

		system-controller@10000000 {
			compatible = "hisilicon,hip01-sysctrl", "hisilicon,sysctrl";
			reg = <0x10000000 0x1000>;
			reboot-offset = <0x4>;
		};

		global_timer@a000200 {
			compatible = "arm,cortex-a9-global-timer";
			reg = <0x0a000200 0x100>;
			interrupts = <1 11 0xf04>;
			clocks = <&hisi_refclk144mhz>;
		};

		local_timer@a000600 {
			compatible = "arm,cortex-a9-twd-timer";
			reg = <0x0a000600 0x100>;
			interrupts = <1 13 0xf04>;
			clocks = <&hisi_refclk144mhz>;
		};
	};
};