/*-
* Copyright (c) 2012-2013 Robert N. M. Watson
* Copyright (c) 2013 SRI International
* All rights reserved.
*
* This software was developed by SRI International and the University of
* Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
* ("CTSRD"), as part of the DARPA CRASH research programme.
*
* 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.
*
* $FreeBSD$
*/
/dts-v1/;
/*
* Device names here have been largely made up on the spot, especially for the
* "compatible" strings, and might want to be revised.
*
* For now, use 32-bit addressing as our Avalon bus is 32-bit. However, in
* the future, we should likely change to 64-bit.
*/
/ {
model = "SRI/Cambridge BeriPad (DE4)";
compatible = "sri-cambridge,beripad-de4";
#address-cells = <1>;
#size-cells = <1>;
cpus {
#address-cells = <1>;
#size-cells = <1>;
/*
* Secondary CPUs all start disabled and use the
* spin-table enable method. cpu-release-addr must be
* specified for each cpu other than cpu@0. Values of
* cpu-release-addr grow down from 0x100000 (kernel).
*/
status = "disabled";
enable-method = "spin-table";
cpu@0 {
device-type = "cpu";
compatible = "sri-cambridge,beri";
reg = <0 1>;
status = "okay";
};
/*
cpu@1 {
device-type = "cpu";
compatible = "sri-cambridge,beri";
reg = <1 1>;
// XXX: should we need cached prefix?
cpu-release-addr = <0xffffffff 0x800fffe0>;
};
*/
};
memory {
device_type = "memory";
reg = <0x0 0x40000000>; // 1G at 0x0
};
soc {
#address-cells = <1>;
#size-cells = <1>;
#interrupt-cells = <1>;
/*
* Declare mips,mips4k since BERI doesn't (yet) have a PIC, so
* we use mips4k coprocessor 0 interrupt management directly.
*/
compatible = "simple-bus", "mips,mips4k";
ranges = <>;
beripic0: beripic@7f804000 {
compatible = "sri-cambridge,beri-pic";
interrupt-controller;
#address-cells = <0>;
#interrupt-cells = <1>;
reg = <0x7f804000 0x400
0x7f806000 0x10
0x7f806080 0x10
0x7f806100 0x10>;
interrupts = <0 1 2 3 4>;
hard-interrupt-sources = <64>;
soft-interrupt-sources = <64>;
};
serial@7f002100 {
compatible = "ns16550";
reg = <0x7f002100 0x20>;
reg-shift = <2>;
clock-frequency = <50000000>;
interrupts = <6>;
interrupt-parent = <&beripic0>;
};
serial@7f000000 {
compatible = "altera,jtag_uart-11_0";
reg = <0x7f000000 0x40>;
interrupts = <0>;
interrupt-parent = <&beripic0>;
};
serial@7f001000 {
compatible = "altera,jtag_uart-11_0";
reg = <0x7f001000 0x40>;
};
serial@7f002000 {
compatible = "altera,jtag_uart-11_0";
reg = <0x7f002000 0x40>;
};
sdcard@7f008000 {
compatible = "altera,sdcard_11_2011";
reg = <0x7f008000 0x400>;
};
led@7f006000 {
compatible = "sri-cambridge,de4led";
reg = <0x7f006000 0x1>;
};
/*
* XXX-BZ keep flash before ethernet so that atse can read the
* Ethernet addresses for now.
*/
flash@74000000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "cfi-flash";
reg = <0x74000000 0x4000000>;
/* Board configuration */
partition@0 {
reg = <0x0 0x20000>;
label = "config";
};
/* Power up FPGA image */
partition@20000 {
reg = <0x20000 0xc00000>;
label = "fpga0";
};
/* Secondary FPGA image (on RE_CONFIGn button) */
partition@C20000 {
reg = <0xc20000 0xc00000>;
label = "fpga1";
};
/* Space for operating system use */
partition@1820000 {
reg = <0x1820000 0x027c0000>;
label = "os";
};
/* Second stage bootloader */
parition@3fe0000 {
reg = <0x3fe0000 0x20000>;
label = "boot";
};
};
ethernet@7f007000 {
compatible = "altera,atse";
// MAC, RX+RXC, TX+TXC.
reg = <0x7f007000 0x400
0x7f007500 0x8
0x7f007520 0x20
0x7f007400 0x8
0x7f007420 0x20>;
// RX, TX
interrupts = <1 2>;
interrupt-parent = <&beripic0>;
};
ethernet@7f005000 {
compatible = "altera,atse";
// MAC, RX+RXC, TX+TXC.
reg = <0x7f005000 0x400
0x7f005500 0x8
0x7f005520 0x20
0x7f005400 0x8
0x7f005420 0x20>;
// RX, TX
interrupts = <11 12>;
interrupt-parent = <&beripic0>;
};
touchscreen@70400000 {
compatible = "sri-cambridge,mtl";
panel-size = < 800 480 >;
reg = <0x70400000 0x1000
0x70000000 0x177000
0x70177000 0x2000>;
};
usb@0x7f100000 {
compatible = "nxp,usb-isp1761";
reg = <0x7f100000 0x40000
0x7f140000 0x4>;
// IRQ 4 is DC, IRQ 5 is HC.
interrupts = <4 5>;
interrupt-parent = <&beripic0>;
};
avgen@0x7f009000 {
compatible = "sri-cambridge,avgen";
reg = <0x7f009000 0x2>;
sri-cambridge,width = <1>;
sri-cambridge,fileio = "r";
sri-cambridge,devname = "de4bsw";
};
avgen@0x7f00a000 {
compatible = "sri-cambridge,avgen";
reg = <0x7f00a000 0x14>;
sri-cambridge,width = <4>;
sri-cambridge,fileio = "rw";
sri-cambridge,devname = "berirom";
};
avgen@0x7f00c000 {
compatible = "sri-cambridge,avgen";
reg = <0x7f00c000 0x8>;
sri-cambridge,width = <4>;
sri-cambridge,fileio = "rw";
sri-cambridge,devname = "de4tempfan";
};
};
};