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

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/*
* 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";
};
*/
};