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ARM: dts: wpcm450-supermicro-x9sci-ln4f: Add GPIO LEDs and buttons

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The Supermicro X9SCi-LN4F server mainboard has a two LEDs and a button
under the control of the BMC. This patch makes them accessible under
Linux running on the BMC.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Link: https://lore.kernel.org/r/20220129115228.2257310-9-j.neuschaefer@gmx.net
Signed-off-by: Joel Stanley <joel@jms.id.au>
This commit is contained in:
Jonathan Neuschäfer 2022-01-29 12:52:27 +01:00 committed by Joel Stanley
parent 871e181bb4
commit 706c4fec11
1 changed files with 43 additions and 0 deletions
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43
arch/arm/boot/dts/nuvoton-wpcm450-supermicro-x9sci-ln4f.dts
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@ -8,6 +8,9 @@
#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";
@ -20,6 +23,46 @@
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 {