xref: /freebsd-11.0-release/sys/boot/fdt/dts/arm/rpi.dts

/*
 * Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@bluezbox.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD: releng/11.0/sys/boot/fdt/dts/arm/rpi.dts 290321 2015-11-03 04:50:58Z gonzo $
 */
/dts-v1/;

/include/ "bcm2835.dtsi"

/ {
	model = "Raspberry Pi (BCM2835)";
	compatible = "raspberrypi,model-a", "raspberrypi,model-b", 
		     "broadcom,bcm2835-vc", "broadcom,bcm2708-vc";

	memreserve = <0x08000000 0x08000000>;	/* Set by VideoCore */

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		cpu@0 {
			compatible = "arm,1176jzf-s";
			device_type = "cpu";
			reg = <0>;			/* CPU ID=0 */
			clock-frequency = <700000000>;	/* 700MHz */
		};
	};

	memory {
		device_type = "memory";
		reg = <0 0x8000000>; /* 128MB, Set by VideoCore */
	
	};

	system {
		revision = <0>;			/* Set by VideoCore */
		serial = <0 0>;			/* Set by VideoCore */
	};

	axi {
		gpio: gpio {
			/* BSC0 */
			pins_bsc0_a: bsc0_a {
				broadcom,function = "ALT0";
			};

			pins_bsc0_b: bsc0_b {
				broadcom,function = "ALT0";
			};

			pins_bsc0_c: bsc0_c {
				broadcom,function = "ALT1";
			};

			/* BSC1 */
			pins_bsc1_a: bsc1_a {
				broadcom,function = "ALT0";
			};

			pins_bsc1_b: bsc1_b {
				broadcom,function = "ALT2";
			};

			/* GPCLK0 */
			pins_gpclk0_a: gpclk0_a {
				broadcom,function = "ALT0";
			};

			pins_gpclk0_b: gpclk0_b {
				broadcom,function = "ALT5";
			};

			pins_gpclk0_c: gpclk0_c {
				broadcom,function = "ALT0";
			};

			pins_gpclk0_d: gpclk0_d {
				broadcom,function = "ALT0";
			};

			/* GPCLK1 */
			pins_gpclk1_a: gpclk1_a {
				broadcom,function = "ALT0";
			};

			pins_gpclk1_b: gpclk1_b {
				broadcom,function = "ALT5";
			};

			pins_gpclk1_c: gpclk1_c {
				broadcom,function = "ALT0";
			};

			pins_gpclk1_d: gpclk1_d {
				broadcom,function = "ALT0";
			};

			/* GPCLK2 */
			pins_gpclk2_a: gpclk2_a {
				broadcom,function = "ALT0";
			};

			pins_gpclk2_b: gpclk2_b {
				broadcom,function = "ALT0";
			};

			/* SPI0 */
			pins_spi0_a: spi0_a {
				broadcom,function = "ALT0";
			};

			pins_spi0_b: spi0_b {
				broadcom,function = "ALT0";
			};

			/* PWM */
			pins_pwm0_a: pwm0_a {
				broadcom,function = "ALT0";
			};

			pins_pwm0_b: pwm0_b {
				broadcom,function = "ALT5";
			};

			pins_pwm0_c: pwm0_c {
				broadcom,function = "ALT0";
			};

			pins_pwm1_a: pwm1_a {
				broadcom,function = "ALT0";
			};

			pins_pwm1_b: pwm1_b {
				broadcom,function = "ALT5";
			};

			pins_pwm1_c: pwm1_c {
				broadcom,function = "ALT0";
			};

			pins_pwm1_d: pwm1_d {
				broadcom,function = "ALT0";
			};

			/* UART0 */
			pins_uart0_a: uart0_a {
				broadcom,function = "ALT0";
			};

			pins_uart0_b: uart0_b {
				broadcom,function = "ALT3";
			};

			pins_uart0_c: uart0_c {
				broadcom,function = "ALT2";
			};

			pins_uart0_fc_a: uart0_fc_a {
				broadcom,function = "ALT3";
			};

			pins_uart0_fc_b: uart0_fc_b {
				broadcom,function = "ALT3";
			};

			pins_uart0_fc_c: uart0_fc_c {
				broadcom,function = "ALT2";
			};

			/* PCM */
			pins_pcm_a: pcm_a {
				broadcom,function = "ALT0";
			};

			pins_pcm_b: pcm_b {
				broadcom,function = "ALT2";
			};

			/* Secondary Address Bus */
			pins_sm_addr_a: sm_addr_a {
				broadcom,function = "ALT1";
			};

			pins_sm_addr_b: sm_addr_b {
				broadcom,function = "ALT1";
			};

			pins_sm_ctl_a: sm_ctl_a {
				broadcom,function = "ALT1";
			};

			pins_sm_ctl_b: sm_ctl_b {
				broadcom,function = "ALT1";
			};

			pins_sm_data_8bit_a: sm_data_8bit_a {
				broadcom,function = "ALT1";
			};

			pins_sm_data_8bit_b: sm_data_8bit_b {
				broadcom,function = "ALT1";
			};

			pins_sm_data_16bit: sm_data_16bit {
				broadcom,function = "ALT1";
			};

			pins_sm_data_18bit: sm_data_18bit {
				broadcom,function = "ALT1";
			};

			/* BSCSL */
			pins_bscsl: bscsl {
				broadcom,function = "ALT3";
			};

			/* SPISL */
			pins_spisl: spisl {
				broadcom,function = "ALT3";
			};

			/* SPI1 */
			pins_spi1: spi1 {
				broadcom,function = "ALT4";
			};

			/* UART1 */
			pins_uart1_a: uart1_a {
				broadcom,function = "ALT5";
			};

			pins_uart1_b: uart1_b {
				broadcom,function = "ALT5";
			};

			pins_uart1_c: uart1_c {
				broadcom,function = "ALT5";
			};

			pins_uart1_fc_a: uart1_fc_a {
				broadcom,function = "ALT5";
			};

			pins_uart1_fc_b: uart1_fc_b {
				broadcom,function = "ALT5";
			};

			pins_uart1_fc_c: uart1_fc_c {
				broadcom,function = "ALT5";
			};

			/* SPI2 */
			pins_spi2: spi2 {
				broadcom,function = "ALT4";
			};

			/* ARM JTAG */
			pins_arm_jtag_trst: arm_jtag_trst {
				broadcom,function = "ALT4";
			};

			pins_arm_jtag_a: arm_jtag_a {
				broadcom,function = "ALT5";
			};

			pins_arm_jtag_b: arm_jtag_b {
				broadcom,function = "ALT4";
			};

			/* Reserved */
			pins_reserved: reserved {
				broadcom,function = "ALT3";
			};
		};
		usb {
			hub {
				compatible = "usb,hub", "usb,device";
				reg = <0x00000001>;
				#address-cells = <1>;
				#size-cells = <0>;
				ethernet {
					compatible = "net,ethernet",
						     "usb,device";
					reg = <0x00000001>;
					mac-address = [00 00 00 00 00 00];
				};
			};

		};


	};

	display {
		compatible = "broadcom,bcm2835-fb", "broadcom,bcm2708-fb";

		broadcom,vc-mailbox = <&vc_mbox>;
		broadcom,vc-channel = <1>;

		broadcom,width = <0>;		/* Set by VideoCore */
		broadcom,height = <0>;		/* Set by VideoCore */
		broadcom,depth = <0>;		/* Set by VideoCore */
	};

	leds {
		compatible = "gpio-leds";

		ok {
			label = "ok";
			gpios = <&gpio 16 1>;

			/* Don't change this - it configures
			 * how the led driver determines if
			 * the led is on or off when it loads.
			 */
			default-state = "keep";

			/* This is the real default state. */
			linux,default-trigger = "default-on";
		};
	};

	power: regulator {
		compatible = "broadcom,bcm2835-power-mgr",
			     "broadcom,bcm2708-power-mgr",
			     "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		broadcom,vc-mailbox = <&vc_mbox>;
		broadcom,vc-channel = <0>;

		regulator-name = "VideoCore";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on = <1>;

		sd_card_power: regulator@0 {
			compatible = "broadcom,bcm2835-power-dev",
				     "broadcom,bcm2708-power-dev";
			reg = <0>;

			vin-supply = <&power>;
			regulator-name = "SD Card";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
		};

		/* This is for the controller itself, not the root port */
		usb_hcd_power: regulator@3 {
			compatible = "broadcom,bcm2835-power-dev",
				     "broadcom,bcm2708-power-dev";
			reg = <3>;

			vin-supply = <&power>;
			regulator-name = "USB HCD";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
		};
	};

	aliases {
		uart0 = &uart0;
	};

	chosen {
		bootargs = "";			/* Set by VideoCore */
		stdin = "uart0";
		stdout = "uart0";
	};

	__overrides__ {
		cache_line_size  = <&vchiq>, "cache-line-size:0";
	};
};