linux/linux-5.18.11/arch/arm/boot/dts/nuvoton-wpcm450-supermicro-...

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// SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
// Copyright 2021 Jonathan Neuschäfer
/dts-v1/;
/* The last 16 MiB are dedicated to the GPU */
/memreserve/ 0x07000000 0x01000000;
#include "nuvoton-wpcm450.dtsi"
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/gpio/gpio.h>
/ {
model = "Supermicro X9SCi-LN4F BMC";
compatible = "supermicro,x9sci-ln4f-bmc", "nuvoton,wpcm450";
chosen {
stdout-path = "serial0:115200n8";
};
memory@0 {
device_type = "memory";
reg = <0 0x08000000>; /* 128 MiB */
};
gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&key_pins>;
uid {
label = "UID button";
linux,code = <KEY_HOME>;
gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
};
};
gpio-leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&led_pins>;
uid {
label = "UID";
gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
};
heartbeat {
label = "heartbeat";
gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
};
};
};
&pinctrl {
key_pins: mux-keys {
groups = "gspi", "sspi";
function = "gpio";
};
led_pins: mux-leds {
groups = "hg3", "hg0", "pwm4";
function = "gpio";
};
};
&serial0 {
/*
* Debug serial port. TX is exposed on the right pad of unpopulated
* resistor R1247, RX on the right pad of R1162.
*/
status = "okay";
};
&serial1 {
/* "Serial over LAN" port. Connected to ttyS2 of the host system. */
status = "okay";
};
&watchdog0 {
status = "okay";
};