openwrt/target/linux/mvebu/files/arch/arm/boot/dts/armada-370-buffalo-ls421de.dts

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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Device Tree file for Buffalo LinkStation LS421DE
*
* Copyright (C) 2020 Daniel González Cabanelas <dgcbueu@gmail.com>
*/
/dts-v1/;
#include "armada-370.dtsi"
#include "mvebu-linkstation-fan.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/thermal/thermal.h>
/ {
model = "Buffalo LinkStation LS421DE";
compatible = "buffalo,ls421de", "marvell,armada370", "marvell,armada-370-xp";
aliases {
led-boot = &led_boot;
led-failsafe = &led_failsafe;
led-running = &led_power;
led-upgrade = &led_upgrade;
};
chosen {
bootargs = "console=ttyS0,115200 earlyprintk noinitrd rootfstype=squashfs";
stdout-path = "serial0:115200n8";
append-rootblock = "nullparameter="; /* override the bootloader args */
};
memory {
device_type = "memory";
reg = <0x00000000 0x20000000>; /* 512 MB */
};
soc {
ranges = <MBUS_ID(0xf0, 0x01) 0 0xd0000000 0x100000
MBUS_ID(0x01, 0xe0) 0 0xfff00000 0x100000
MBUS_ID(0x09, 0x01) 0 0xf1100000 0x10000>;
};
system_fan: gpio_fan {
gpios = <&gpio0 13 GPIO_ACTIVE_HIGH
&gpio0 14 GPIO_ACTIVE_HIGH>;
alarm-gpios = <&gpio0 10 GPIO_ACTIVE_HIGH>;
#cooling-cells = <2>;
};
thermal-zones {
chassis-thermal {
polling-delay = <20000>;
polling-delay-passive = <2000>;
thermal-sensors = <&hdd0_temp>, <&hdd1_temp>;
coefficients = <1 1>;
trips {
chassis_alert1: chassis-alert1 {
temperature = <36000>;
hysteresis = <2000>;
type = "active";
};
chassis_alert2: chassis-alert2 {
temperature = <46000>;
hysteresis = <2000>;
type = "active";
};
chassis_alert3: chassis-alert3 {
temperature = <56000>;
hysteresis = <2000>;
type = "passive";
};
chassis_crit: chassis-crit {
temperature = <66000>;
hysteresis = <2000>;
type = "critical";
};
};
cooling-maps {
map1 {
trip = <&chassis_alert1>;
cooling-device = <&system_fan THERMAL_NO_LIMIT 1>;
};
map2 {
trip = <&chassis_alert2>;
cooling-device = <&system_fan 2 2>;
};
map3 {
trip = <&chassis_alert3>;
cooling-device = <&system_fan 3 THERMAL_NO_LIMIT>;
};
};
};
};
gpio_keys {
compatible = "gpio-keys";
#address-cells = <1>;
#size-cells = <0>;
pinctrl-0 = <&pmx_buttons>;
pinctrl-names = "default";
power {
label = "Power Switch";
linux,code = <KEY_POWER>;
linux,input-type = <EV_SW>;
gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
};
function {
label = "Function Button";
linux,code = <KEY_CONFIG>;
gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
};
};
gpio_leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pmx_leds1 &pmx_leds2>;
system_red {
label = "ls421de:red:system";
gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
};
led_power: power_white {
label = "ls421de:white:power";
gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
default-state = "on";
};
led_failsafe: power_red {
label = "ls421de:red:power";
gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
};
led_upgrade: power_orange {
label = "ls421de:orange:power";
gpios = <&gpio1 25 GPIO_ACTIVE_HIGH>;
};
led_boot: system_white {
label = "ls421de:white:system";
gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;
};
hdd1_red {
label = "ls421de:red:hdd1";
gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;
default-state = "off";
linux,default-trigger = "disk-activity";
};
hdd2_red {
label = "ls421de:red:hdd2";
gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
default-state = "off";
linux,default-trigger = "disk-activity";
};
};
regulators {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
pinctrl-0 = <&pmx_power_usb &pmx_power_hdd1 &pmx_power_hdd2>;
pinctrl-names = "default";
usb_power: regulator@0 {
compatible = "regulator-fixed";
reg = <0>;
regulator-name = "USB";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
enable-active-high;
regulator-always-on;
regulator-boot-on;
gpio = <&gpio0 5 GPIO_ACTIVE_HIGH>;
};
sata1_power: regulator@1 {
compatible = "regulator-fixed";
reg = <1>;
regulator-name = "HDD1";
regulator-min-microvolt = <12000000>;
regulator-max-microvolt = <12000000>;
startup-delay-us = <2000000>;
enable-active-high;
regulator-always-on;
regulator-boot-on;
gpio = <&gpio0 8 GPIO_ACTIVE_HIGH>;
};
sata2_power: regulator@2 {
compatible = "regulator-fixed";
reg = <2>;
regulator-name = "HDD2";
regulator-min-microvolt = <12000000>;
regulator-max-microvolt = <12000000>;
startup-delay-us = <4000000>;
enable-active-high;
regulator-always-on;
regulator-boot-on;
gpio = <&gpio0 9 GPIO_ACTIVE_HIGH>;
};
};
/* FIXME: this driver needs to be aware of the LED2 eth phy use,
which must be set to off state before shutting down the machine */
restart_poweroff {
compatible = "restart-poweroff";
};
};
&eth1 {
pinctrl-0 = <&ge1_rgmii_pins>;
pinctrl-names = "default";
status = "okay";
phy-handle = <&ethphy0>;
phy-connection-type = "rgmii-id";
};
&i2c0 {
pinctrl-0 = <&i2c0_pins>;
pinctrl-names = "default";
clock-frequency = <100000>;
status = "okay";
rs5c372a: rs5c372a@32 {
compatible = "ricoh,rs5c372a";
reg = <0x32>;
};
};
&mdio {
pinctrl-0 = <&mdio_pins>;
pinctrl-names = "default";
ethphy0: ethernet-phy@0 { /* Marvell 88E1518 */
reg = <0>;
/*
* LED2 is used to inform, at restart time, if the power
* switch was slided to the "off" position.
* Page 0x3, Register 0x10, bits 8-11:
* 0x800: LED2 off, power off the machine
* 0x900: LED2 on, boot the machine
*/
marvell,reg-init = <0x3 0x10 0x1 0x1991>, /* LED function */
<0x3 0x11 0x1 0x4401>, /* LED polarity */
<0x3 0x12 0x1 0x4905>; /* LED timer */
};
};
&pciec {
status = "okay";
/* Connected to uPD720202 USB 3.0 Host */
pcie@1,0 {
status = "okay";
};
};
&pmsu {
pinctrl-0 = <&pmx_power_cpu>;
pinctrl-names = "default";
};
&rtc {
status = "disabled";
};
&sata {
nr-ports = <2>;
status = "okay";
#address-cells = <1>;
#size-cells = <0>;
hdd0_temp: sata-port@0 {
reg = <0>;
#thermal-sensor-cells = <0>;
};
hdd1_temp: sata-port@1 {
reg = <1>;
#thermal-sensor-cells = <0>;
};
};
&sdio {
pinctrl-0 = <&sdio_pins2>;
pinctrl-names = "default";
status = "okay";
/* No CD or WP GPIOs */
broken-cd;
};
&uart0 {
status = "okay";
};
&usb0 {
status = "okay";
};
&nand_controller {
status = "okay";
nand@0 {
reg = <0>;
label = "pxa3xx_nand-0";
nand-rb = <0>;
marvell,nand-keep-config;
nand-on-flash-bbt;
nand-ecc-strength = <4>;
nand-ecc-step-size = <512>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "kernel";
reg = <0x00000000 0x02000000>; /* 32 MiB */
};
partition@2000000 {
label = "ubi";
reg = <0x02000000 0x1e000000>; /* 480 MiB */
};
};
};
};
&spi0 {
status = "okay";
pinctrl-0 = <&spi0_pins2>;
pinctrl-names = "default";
spi-flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "mxicy,mx25l8005", "jedec,spi-nor";
reg = <0>; /* Chip select 0 */
spi-max-frequency = <50000000>;
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
reg = <0x00000 0xf0000>; /* 960 KiB*/
label = "u-boot";
read-only;
};
partition@f0000 {
reg = <0xf0000 0x10000>; /* 64 KiB */
label = "u-boot-env";
};
};
};
};
&pinctrl {
pmx_power_cpu: pmx-power-cpu {
marvell,pins = "mpp4";
marvell,function = "vdd";
};
pmx_power_usb: pmx-power-usb {
marvell,pins = "mpp5";
marvell,function = "gpo";
};
pmx_power_hdd1: pmx-power-hdd1 {
marvell,pins = "mpp8";
marvell,function = "gpio";
};
pmx_power_hdd2: pmx-power-hdd2 {
marvell,pins = "mpp9";
marvell,function = "gpo";
};
pmx_fan_lock: pmx-fan-lock {
marvell,pins = "mpp10";
marvell,function = "gpio";
};
pmx_hdd_present: pmx-hdd-present {
marvell,pins = "mpp11", "mpp12";
marvell,function = "gpio";
};
pmx_fan_high: pmx-fan-high {
marvell,pins = "mpp13";
marvell,function = "gpio";
};
pmx_fan_low: pmx-fan-low {
marvell,pins = "mpp14";
marvell,function = "gpio";
};
pmx_buttons: pmx-buttons {
marvell,pins = "mpp15", "mpp16";
marvell,function = "gpio";
};
pmx_leds1: pmx-leds {
marvell,pins = "mpp7", "mpp54", "mpp59", "mpp61";
marvell,function = "gpo";
};
pmx_leds2: pmx-leds {
marvell,pins = "mpp55", "mpp57", "mpp62";
marvell,function = "gpio";
};
};