linux-arkmicro/u-boot/arch/mips/dts/brcm,bcm6338.dtsi

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
 */

#include <dt-bindings/clock/bcm6338-clock.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/reset/bcm6338-reset.h>
#include "skeleton.dtsi"

/ {
	compatible = "brcm,bcm6338";

	aliases {
		spi0 = &spi;
	};

	cpus {
		reg = <0xfffe0000 0x4>;
		#address-cells = <1>;
		#size-cells = <0>;
		u-boot,dm-pre-reloc;

		cpu@0 {
			compatible = "brcm,bcm6338-cpu", "mips,mips4Kc";
			device_type = "cpu";
			reg = <0>;
			u-boot,dm-pre-reloc;
		};
	};

	clocks {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		u-boot,dm-pre-reloc;

		periph_osc: periph-osc {
			compatible = "fixed-clock";
			#clock-cells = <0>;
			clock-frequency = <50000000>;
			u-boot,dm-pre-reloc;
		};

		periph_clk: periph-clk {
			compatible = "brcm,bcm6345-clk";
			reg = <0xfffe0004 0x4>;
			#clock-cells = <1>;
		};
	};

	pflash: nor@1fc00000 {
		compatible = "cfi-flash";
		reg = <0x1fc00000 0x400000>;
		bank-width = <2>;
		#address-cells = <1>;
		#size-cells = <1>;

		status = "disabled";
	};

	ubus {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		u-boot,dm-pre-reloc;

		pll_cntl: syscon@fffe0008 {
			compatible = "syscon";
			reg = <0xfffe0008 0x4>;
		};

		syscon-reboot {
			compatible = "syscon-reboot";
			regmap = <&pll_cntl>;
			offset = <0x0>;
			mask = <0x1>;
		};

		periph_rst: reset-controller@fffe0028 {
			compatible = "brcm,bcm6345-reset";
			reg = <0xfffe0028 0x4>;
			#reset-cells = <1>;
		};

		wdt: watchdog@fffe021c {
			compatible = "brcm,bcm6345-wdt";
			reg = <0xfffe021c 0xc>;
			clocks = <&periph_osc>;
		};

		wdt-reboot {
			compatible = "wdt-reboot";
			wdt = <&wdt>;
		};

		uart0: serial@fffe0300 {
			compatible = "brcm,bcm6345-uart";
			reg = <0xfffe0300 0x18>;
			clocks = <&periph_osc>;

			status = "disabled";
		};

		gpio: gpio-controller@fffe0404 {
			compatible = "brcm,bcm6345-gpio";
			reg = <0xfffe0404 0x4>, <0xfffe040c 0x4>;
			gpio-controller;
			#gpio-cells = <2>;
			ngpios = <8>;

			status = "disabled";
		};

		spi: spi@fffe0c00 {
			compatible = "brcm,bcm6348-spi";
			reg = <0xfffe0c00 0xc0>;
			#address-cells = <1>;
			#size-cells = <0>;
			clocks = <&periph_clk BCM6338_CLK_SPI>;
			resets = <&periph_rst BCM6338_RST_SPI>;
			spi-max-frequency = <20000000>;
			num-cs = <4>;

			status = "disabled";
		};

		memory-controller@fffe3100 {
			compatible = "brcm,bcm6338-mc";
			reg = <0xfffe3100 0x38>;
			u-boot,dm-pre-reloc;
		};
	};
};