alistair23-linux/arch/arm/boot/dts/armada-xp-linksys-mamba.dts
Ralph Sennhauser cd2f0d0d40 ARM: dts: mvebu: linksys: enable buffer manager support
Add appropriate properties to devices in the Linksys WRT AC Series for the
mvneta driver to use hardware buffer management.

Also update "soc" ranges property and set the status of bm and bm-bppi
to "okay" (SRAM).

Signed-off-by: Ralph Sennhauser <ralph.sennhauser@gmail.com>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
2017-03-23 17:29:42 +01:00

470 lines
9.1 KiB
Plaintext

/*
* Device Tree file for the Linksys WRT1900AC (Mamba).
*
* Note: this board is shipped with a new generation boot loader that
* remaps internal registers at 0xf1000000. Therefore, if earlyprintk
* is used, the CONFIG_DEBUG_MVEBU_UART0_ALTERNATE option should be
* used.
*
* Copyright (C) 2014 Imre Kaloz <kaloz@openwrt.org>
*
* Based on armada-xp-axpwifiap.dts:
*
* Copyright (C) 2013 Marvell
*
* Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without
* any warranty of any kind, whether express or implied.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include "armada-xp-mv78230.dtsi"
/ {
model = "Linksys WRT1900AC";
compatible = "linksys,mamba", "marvell,armadaxp-mv78230",
"marvell,armadaxp", "marvell,armada-370-xp";
chosen {
bootargs = "console=ttyS0,115200";
stdout-path = &uart0;
};
memory@0 {
device_type = "memory";
reg = <0x00000000 0x00000000 0x00000000 0x10000000>; /* 256MB */
};
soc {
ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000
MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000
MBUS_ID(0x09, 0x09) 0 0 0xf1100000 0x10000
MBUS_ID(0x09, 0x05) 0 0 0xf1110000 0x10000
MBUS_ID(0x0c, 0x04) 0 0 0xf1200000 0x100000>;
internal-regs {
rtc@10300 {
/* No crystal connected to the internal RTC */
status = "disabled";
};
/* J10: VCC, NC, RX, NC, TX, GND */
serial@12000 {
status = "okay";
};
sata@a0000 {
nr-ports = <1>;
status = "okay";
};
ethernet@70000 {
pinctrl-0 = <&ge0_rgmii_pins>;
pinctrl-names = "default";
status = "okay";
phy-mode = "rgmii-id";
buffer-manager = <&bm>;
bm,pool-long = <0>;
bm,pool-short = <1>;
fixed-link {
speed = <1000>;
full-duplex;
};
};
ethernet@74000 {
pinctrl-0 = <&ge1_rgmii_pins>;
pinctrl-names = "default";
status = "okay";
phy-mode = "rgmii-id";
buffer-manager = <&bm>;
bm,pool-long = <2>;
bm,pool-short = <3>;
fixed-link {
speed = <1000>;
full-duplex;
};
};
/* USB part of the eSATA/USB 2.0 port */
usb@50000 {
status = "okay";
};
i2c@11000 {
status = "okay";
clock-frequency = <100000>;
tmp421@4c {
compatible = "ti,tmp421";
reg = <0x4c>;
};
tlc59116@68 {
#address-cells = <1>;
#size-cells = <0>;
#gpio-cells = <2>;
compatible = "ti,tlc59116";
reg = <0x68>;
wan_amber@0 {
label = "mamba:amber:wan";
reg = <0x0>;
};
wan_white@1 {
label = "mamba:white:wan";
reg = <0x1>;
};
wlan_2g@2 {
label = "mamba:white:wlan_2g";
reg = <0x2>;
};
wlan_5g@3 {
label = "mamba:white:wlan_5g";
reg = <0x3>;
};
esata@4 {
label = "mamba:white:esata";
reg = <0x4>;
linux,default-trigger = "disk-activity";
};
usb2@5 {
label = "mamba:white:usb2";
reg = <0x5>;
};
usb3_1@6 {
label = "mamba:white:usb3_1";
reg = <0x6>;
};
usb3_2@7 {
label = "mamba:white:usb3_2";
reg = <0x7>;
};
wps_white@8 {
label = "mamba:white:wps";
reg = <0x8>;
};
wps_amber@9 {
label = "mamba:amber:wps";
reg = <0x9>;
};
};
};
bm@c8000 {
status = "okay";
};
nand@d0000 {
status = "okay";
num-cs = <1>;
marvell,nand-keep-config;
marvell,nand-enable-arbiter;
nand-on-flash-bbt;
nand-ecc-strength = <4>;
nand-ecc-step-size = <512>;
partition@0 {
label = "u-boot";
reg = <0x0000000 0x100000>; /* 1MB */
read-only;
};
partition@100000 {
label = "u_env";
reg = <0x100000 0x40000>; /* 256KB */
};
partition@140000 {
label = "s_env";
reg = <0x140000 0x40000>; /* 256KB */
};
partition@900000 {
label = "devinfo";
reg = <0x900000 0x100000>; /* 1MB */
read-only;
};
/* kernel1 overlaps with rootfs1 by design */
partition@a00000 {
label = "kernel1";
reg = <0xa00000 0x2800000>; /* 40MB */
};
partition@d00000 {
label = "rootfs1";
reg = <0xd00000 0x2500000>; /* 37MB */
};
/* kernel2 overlaps with rootfs2 by design */
partition@3200000 {
label = "kernel2";
reg = <0x3200000 0x2800000>; /* 40MB */
};
partition@3500000 {
label = "rootfs2";
reg = <0x3500000 0x2500000>; /* 37MB */
};
/*
* 38MB, last MB is for the BBT, not writable
*/
partition@5a00000 {
label = "syscfg";
reg = <0x5a00000 0x2600000>;
};
/*
* Unused area between "s_env" and "devinfo".
* Moved here because otherwise the renumbered
* partitions would break the bootloader
* supplied bootargs
*/
partition@180000 {
label = "unused_area";
reg = <0x180000 0x780000>; /* 7.5MB */
};
};
};
bm-bppi {
status = "okay";
};
};
gpio_keys {
compatible = "gpio-keys";
#address-cells = <1>;
#size-cells = <0>;
pinctrl-0 = <&keys_pin>;
pinctrl-names = "default";
wps {
label = "WPS";
linux,code = <KEY_WPS_BUTTON>;
gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
};
reset {
label = "Factory Reset Button";
linux,code = <KEY_RESTART>;
gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
};
};
gpio-leds {
compatible = "gpio-leds";
pinctrl-0 = <&power_led_pin>;
pinctrl-names = "default";
power {
label = "mamba:white:power";
gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
default-state = "on";
};
};
gpio_fan {
/* SUNON HA4010V4-0000-C99 */
compatible = "gpio-fan";
gpios = <&gpio0 24 0>;
gpio-fan,speed-map = <0 0
4500 1>;
};
dsa {
status = "disabled";
compatible = "marvell,dsa";
#address-cells = <2>;
#size-cells = <0>;
dsa,ethernet = <&eth0>;
dsa,mii-bus = <&mdio>;
switch@0 {
#address-cells = <1>;
#size-cells = <0>;
reg = <0x0 0>; /* MDIO address 0, switch 0 in tree */
port@0 {
reg = <0>;
label = "lan4";
};
port@1 {
reg = <1>;
label = "lan3";
};
port@2 {
reg = <2>;
label = "lan2";
};
port@3 {
reg = <3>;
label = "lan1";
};
port@4 {
reg = <4>;
label = "internet";
};
port@5 {
reg = <5>;
label = "cpu";
};
};
};
};
&pciec {
status = "okay";
/* Etron EJ168 USB 3.0 controller */
pcie@1,0 {
/* Port 0, Lane 0 */
status = "okay";
};
/* First mini-PCIe port */
pcie@2,0 {
/* Port 0, Lane 1 */
status = "okay";
};
/* Second mini-PCIe port */
pcie@3,0 {
/* Port 0, Lane 3 */
status = "okay";
};
};
&pinctrl {
keys_pin: keys-pin {
marvell,pins = "mpp32", "mpp33";
marvell,function = "gpio";
};
power_led_pin: power-led-pin {
marvell,pins = "mpp40";
marvell,function = "gpio";
};
gpio_fan_pin: gpio-fan-pin {
marvell,pins = "mpp24";
marvell,function = "gpio";
};
};
&spi0 {
status = "okay";
spi-flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "everspin,mr25h256";
reg = <0>; /* Chip select 0 */
spi-max-frequency = <40000000>;
};
};
&mdio {
status = "okay";
switch@0 {
compatible = "marvell,mv88e6085";
#address-cells = <1>;
#size-cells = <0>;
reg = <0>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
label = "lan4";
};
port@1 {
reg = <1>;
label = "lan3";
};
port@2 {
reg = <2>;
label = "lan2";
};
port@3 {
reg = <3>;
label = "lan1";
};
port@4 {
reg = <4>;
label = "internet";
};
port@5 {
reg = <5>;
label = "cpu";
ethernet = <&eth0>;
fixed-link {
speed = <1000>;
full-duplex;
};
};
};
};
};