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// SPDX-License-Identifier: GPL-2.0
/*
* kirkwood-viper.dts - Device Tree file for Linksys viper (E4200v2 / EA4500)
*
* (c) 2013 Jonas Gorski <jogo@openwrt.org>
* (c) 2013 Deutsche Telekom Innovation Laboratories
* (c) 2014 Luka Perkov <luka@openwrt.org>
* (c) 2014 Randy C. Will <randall.will@gmail.com>
*
*/
/dts-v1/;
#include "kirkwood.dtsi"
#include "kirkwood-6282.dtsi"
/ {
model = "Linksys Viper (E4200v2 / EA4500)";
compatible = "linksys,viper", "marvell,kirkwood-88f6282", "marvell,kirkwood";
memory {
device_type = "memory";
reg = <0x00000000 0x8000000>;
};
aliases {
serial0 = &uart0;
};
chosen {
stdout-path = "serial0:115200n8";
};
gpio_keys {
compatible = "gpio-keys";
#address-cells = <1>;
#size-cells = <0>;
pinctrl-0 = < &pmx_btn_wps &pmx_btn_reset >;
pinctrl-names = "default";
wps {
label = "WPS Button";
linux,code = <KEY_WPS_BUTTON>;
gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
};
reset {
label = "Reset Button";
linux,code = <KEY_RESTART>;
gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
};
};
gpio-leds {
compatible = "gpio-leds";
pinctrl-0 = < &pmx_led_white_health &pmx_led_white_pulse >;
pinctrl-names = "default";
white-health {
label = "viper:white:health";
gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
};
white-pulse {
label = "viper:white:pulse";
gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
};
};
};
&pinctrl {
pmx_led_white_health: pmx-led-white-health {
marvell,pins = "mpp7";
marvell,function = "gpo";
};
pmx_led_white_pulse: pmx-led-white-pulse {
marvell,pins = "mpp14";
marvell,function = "gpio";
};
pmx_btn_wps: pmx-btn-wps {
marvell,pins = "mpp47";
marvell,function = "gpio";
};
pmx_btn_reset: pmx-btn-reset {
marvell,pins = "mpp48";
marvell,function = "gpio";
};
};
&nand {
status = "okay";
pinctrl-0 = <&pmx_nand>;
pinctrl-names = "default";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "u-boot";
reg = <0x0 0x80000>;
read-only;
};
partition@80000 {
label = "u_env";
reg = <0x80000 0x20000>;
};
partition@a0000 {
label = "s_env";
reg = <0xA0000 0x20000>;
};
partition@200000 {
label = "kernel";
reg = <0x200000 0x2A0000>;
};
partition@4a0000 {
label = "rootfs";
reg = <0x4A0000 0x1760000>;
};
partition@1c00000 {
label = "alt_kernel";
reg = <0x1C00000 0x2A0000>;
};
partition@1ea0000 {
label = "alt_rootfs";
reg = <0x1EA0000 0x1760000>;
};
partition@3600000 {
label = "syscfg";
reg = <0x3600000 0x4A00000>;
};
partition@c0000 {
label = "unused";
reg = <0xC0000 0x140000>;
};
};
};
&pciec {
status = "okay";
};
&pcie0 {
status = "okay";
};
&pcie1 {
status = "okay";
};
&mdio {
status = "okay";
switch@10 {
compatible = "marvell,mv88e6085";
#address-cells = <1>;
#size-cells = <0>;
reg = <16>;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
label = "ethernet1";
};
port@1 {
reg = <1>;
label = "ethernet2";
};
port@2 {
reg = <2>;
label = "ethernet3";
};
port@3 {
reg = <3>;
label = "ethernet4";
};
port@4 {
reg = <4>;
label = "internet";
};
port@5 {
reg = <5>;
phy-mode = "rgmii-id";
ethernet = <&eth0port>;
fixed-link {
speed = <1000>;
full-duplex;
};
};
};
};
};
&uart0 {
status = "okay";
};
/* eth0 is connected to a Marvell 88E6171 switch, without a PHY. So set
* fixed speed and duplex.
*/
&eth0 {
status = "okay";
ethernet0-port@0 {
speed = <1000>;
duplex = <1>;
phy-mode = "rgmii";
};
};
/* eth1 is connected to the switch at port 6. However DSA only supports a
* single CPU port. So leave this port disabled to avoid confusion.
*/
&eth1 {
status = "disabled";
};
/* There is no battery on the board, so the RTC does not keep
* time when there is no power, making it useless.
*/
&rtc {
status = "disabled";
};