freebsd-dev/sys/dts/arm/rt1310a.dtsi

/*
 * Copyright (c) 2011 Jakub Klama <jceel@FreeBSD.org>
 * Copyright (c) 2015 Hiroki Mori
 *
 * 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.
 *
 * Ralink RT1310A Device Tree Source.
 *
 * $FreeBSD$
 */

/ {
	compatible = "ralink,rt1310a-soc";
	#address-cells = <1>;
	#size-cells = <1>;

	aliases {
		serial0 = &serial0;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu@0 {
			device_type = "cpu";
			compatible = "ARM,926EJ-S";
			reg = <0x0>;
			d-cache-line-size = <32>;	// 32 bytes
			i-cache-line-size = <32>;	// 32 bytes
			d-cache-size = <0x4000>;	// L1, 16K
			i-cache-size = <0x4000>;	// L1, 16K
			timebase-frequency = <0>;
			bus-frequency = <0>;
			clock-frequency = <0>;
		};
	};

	memory {
		device_type = "memory";
		reg = <0x40000000 0x1000000>;		// 16M at 0x40000000
	};

	localbus@1f000000 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		ranges = <0x0 0x1f000000 0x400000>;
	};

	ahb@19C00000 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		ranges = <0x0 0x19C00000 0xE0000>;
		bus-frequency = <13000000>;

		PIC: pic@40000 {
			interrupt-controller;
			#address-cells = <0>;
			#interrupt-cells = <1>;
			reg = <0x40000 0x20000>;
			compatible = "rt,pic";
		};

		fvmdio@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			compatible = "fv,mdio";
			reg = <0x80000 0x20000>;
		};

		enet0:fv_mac0@80000 {
			compatible = "fv,ethernet";
			reg = <0x80000 0x20000>;
			interrupts = <7>;
			interrupt-parent = <&PIC>;	

		};

		enet1:fv_mac1@A0000 {
			compatible = "fv,ethernet";
			reg = <0xA0000 0x20000>;
			interrupts = <8>;
			interrupt-parent = <&PIC>;	
		};

	};

	apb@1E800000 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		ranges = <0x0 0x1E800000 0x800000>;
		bus-frequency = <75000000>;

		timer@000000 {
			compatible = "rt,timer";
			reg = <0x0 0x10
				0x10 0x10
				0x20 0x10
				0x30 0x10>;
			interrupts = <3 4 5>;
			interrupt-parent = <&PIC>;
		};

		rtc@20000 {
			compatible = "rt,rtc";
			interrupts = <6>;
			reg = <0x20000 0x20000>;
		};

		serial0: serial@40000 {
			compatible = "ns16550";
			reg = <0x40000 0x20000>;
			interrupts = <1>;
			reg-shift = <2>;
			clock-frequency = <6758400>;
			current-speed = <38400>;
			interrupt-parent = <&PIC>;
		};

		gpio0: gpio@A0000 {
			compatible = "ralink,rt1310-gpio";
			gpio-controller;
			#gpio-cells = <2>;
			interrupts = <8>;
			reg = <0xA0000 0x20000>;
		};
	};


/*
	chosen {
		stdin = "serial0";
		stdout = "serial0";
	};
*/
};