+// 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>
+
+/ {
+ 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>;
+ };
+
+ gpio_fan {
+ gpios = <&gpio0 13 GPIO_ACTIVE_HIGH
+ &gpio0 14 GPIO_ACTIVE_HIGH>;
+ alarm-gpios = <&gpio0 10 GPIO_ACTIVE_HIGH>;
+ };
+
+ gpio_keys {
+ compatible = "gpio-keys";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-0 = <&pmx_hdd_present &pmx_buttons>;
+ pinctrl-names = "default";
+
+ hdd1-present {
+ label = "HDD1 Present";
+ linux,code = <KEY_PROG1>;
+ gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
+ };
+
+ hdd2-present {
+ label = "HDD2 Present";
+ linux,code = <KEY_PROG2>;
+ gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
+
+ };
+
+ 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_OPTION>;
+ 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_v5_regulator: usb-v5-regulator {
+ compatible = "regulator-fixed";
+ 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>;
+ };
+
+ ata1_regulator: ata1-regulator {
+ 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>;
+ };
+
+ ata2_regulator: ata2-regulator {
+ 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";
+ };
+};
+
+ð1 {
+ pinctrl-0 = <&ge1_rgmii_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+ phy = <&phy0>;
+ phy-mode = "rgmii-id";
+};
+
+&i2c0 {
+ clock-frequency = <100000>;
+ status = "okay";
+
+ rs5c372a: rs5c372a@32 {
+ compatible = "ricoh,rs5c372a";
+ reg = <0x32>;
+ };
+};
+
+&mdio {
+ pinctrl-0 = <&mdio_pins>;
+ pinctrl-names = "default";
+
+ phy0: ethernet-phy@0 { /* Marvell 88E1518 */
+ reg = <0>;
+ /* LED2 is used to inform uBoot if the power-switch was slided
+ to the "off" position, and then power off the machine.
+ Page 0x3, Register 0x10, bit 8:
+ 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";
+};
+
+&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";
+ };
+};
projects / oweals / openwrt.git / commitdiff