Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

/*
 * 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.
 *
 * $FreeBSD$
 */
 
#include "bcm2835-rpi-b.dts"

/ {
	/* This is only necessary for FDT_DTB_STATIC */
	memory {
		device_type = "memory";
		reg = <0 0x8000000>; /* 128MB, Set by VideoCore */
	
	};

	rpi_ft5406 { 
		compatible = "rpi,rpi-ft5406"; 
		status = "okay"; 
	}; 


	/* Temporary patches */
	soc {
		sdhost: mmc@7e202000 {
			status = "disabled";
		}

		sdhci@7e300000 {
			status = "okay";
		};

		spi@7e204000 {
			status = "okay";
			pinctrl-names = "default";
			pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
			pinctrl-names = "default";
			pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
		};

		gpio@7e200000 {
			/* Pins that can short 3.3V to GND in output mode: 46-47
			 * Pins used by VideoCore: 48-53
			 */
			broadcom,read-only = <46>, <47>, <48>, <49>, <50>, 
			                     <51>, <52>, <53>;
			                     
			/* Reserved */
			pins_reserved: reserved {
				broadcom,pins = <48>, <49>, <50>, <51>, <52>,
				                <53>;
			};

			spi0_pins: spi0_pins {
				brcm,pins = <9 10 11>;
				brcm,function = <4>; /* alt0 */
			};

			spi0_cs_pins: spi0_cs_pins {
				brcm,pins = <8 7>;
				brcm,function = <1>; /* output */
			};
		}
		
		vchiq {
			compatible = "brcm,bcm2835-vchiq";
			reg = <0x7e00b840 0xf>;
			interrupts = <0 2>;
			cache-line-size = <32>;
		};

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

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

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

	};
};