freebsd-dev/sys/boot/fdt/dts/mips/beripad-sockit.dts
Ruslan Bukin 49506d6809 Add configuration files for BERI soft-core synthesized on
Terasic SoCKit board (Altera FPGA).

Use virtio block as root filesystem device.

Sponsored by:	DARPA, AFRL
2014-12-17 11:36:31 +00:00

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/*-
* Copyright (c) 2012-2013 Robert N. M. Watson
* Copyright (c) 2013-2014 SRI International
* Copyright (c) 2014 Ruslan Bukin <br@bsdpad.com>
* 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.
*/
/ {
model = "SRI/Cambridge BeriPad (SoCKit)";
compatible = "sri-cambridge,beripad-sockit";
#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 0x10000000>; /* 256MB at 0x0 */
};
soc {
#address-cells = <2>;
#size-cells = <2>;
#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 = <0x0 0x7f804000 0x0 0x400
0x0 0x7f806000 0x0 0x10
0x0 0x7f806080 0x0 0x10
0x0 0x7f806100 0x0 0x10>;
interrupts = <0 1 2 3 4>;
hard-interrupt-sources = <64>;
soft-interrupt-sources = <64>;
};
pio0: pio@7f020000 {
compatible = "altr,pio";
reg = <0x0 0x7f020000 0x0 0x1000>; /* send */
interrupts = <4>; /* not used */
interrupt-parent = <&beripic0>;
};
pio1: pio@7f021000 {
compatible = "altr,pio";
reg = <0x0 0x7f021000 0x0 0x1000>; /* recv */
interrupts = <10>;
interrupt-parent = <&beripic0>;
};
pio2: pio@7f022000 {
compatible = "altr,pio";
reg = <0x0 0x7f022000 0x0 0x1000>; /* send */
interrupts = <5>; /* not used */
interrupt-parent = <&beripic0>;
};
pio3: pio@7f023000 {
compatible = "altr,pio";
reg = <0x0 0x7f023000 0x0 0x1000>; /* recv */
interrupts = <11>;
interrupt-parent = <&beripic0>;
};
virtio_mmio_platform0: virtio_mmio_platform@0 {
compatible = "beri,virtio_mmio_platform";
pio-send = <&pio0>;
pio-recv = <&pio1>;
};
virtio_mmio_platform1: virtio_mmio_platform@1 {
compatible = "beri,virtio_mmio_platform";
pio-send = <&pio2>;
pio-recv = <&pio3>;
};
virtio_block@200001000 {
compatible = "virtio,mmio";
reg = <0x2 0x1000 0x0 0x1000>;
platform = <&virtio_mmio_platform0>;
status = "okay";
};
virtio_net@200002000 {
compatible = "virtio,mmio";
reg = <0x2 0x2000 0x0 0x1000>;
platform = <&virtio_mmio_platform1>;
status = "okay";
};
serial@7f000000 {
compatible = "altera,jtag_uart-11_0";
reg = <0x0 0x7f000000 0x0 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>;
};
*/
/*
led@7f006000 {
compatible = "sri-cambridge,de4led";
reg = <0x7f006000 0x1>;
};
*/
/*
avgen@0x7f009000 {
compatible = "sri-cambridge,avgen";
reg = <0x7f009000 0x2>;
sri-cambridge,width = <1>;
sri-cambridge,fileio = "r";
sri-cambridge,devname = "de4bsw";
};
*/
/*
berirom@0x7f00a000 {
compatible = "sri-cambridge,berirom";
reg = <0x7f00a000 0x1000>;
};
*/
/*
avgen@0x7f00c000 {
compatible = "sri-cambridge,avgen";
reg = <0x7f00c000 0x8>;
sri-cambridge,width = <4>;
sri-cambridge,fileio = "rw";
sri-cambridge,devname = "de4tempfan";
};
*/
};
};