xref: /openbmc/u-boot/arch/mips/dts/brcm,bcm6338.dtsi (revision fd0135e3c54c391b6143f85440e30d576a9a83fe)

// 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/dma/bcm6338-dma.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;
		};

		iudma: dma-controller@fffe2400 {
			compatible = "brcm,bcm6348-iudma";
			reg = <0xfffe2400 0x1c>,
			      <0xfffe2500 0x60>,
			      <0xfffe2600 0x60>;
			reg-names = "dma",
				    "dma-channels",
				    "dma-sram";
			#dma-cells = <1>;
			dma-channels = <6>;
			resets = <&periph_rst BCM6338_RST_DMAMEM>;
		};

		enet: ethernet@fffe2800 {
			compatible = "brcm,bcm6348-enet";
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0xfffe2800 0x2dc>;
			clocks = <&periph_clk BCM6338_CLK_ENET>;
			resets = <&periph_rst BCM6338_RST_ENET>;
			dmas = <&iudma BCM6338_DMA_ENET_RX>,
			       <&iudma BCM6338_DMA_ENET_TX>;
			dma-names = "rx",
				    "tx";

			status = "disabled";
		};
	};
};