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boards: others: neorv32: add GPIO buttons

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Add buttons connected via GPIOs 0 to 3 for the NEORV32 MinimalBoot and
UP5Kdemo board variants.

Signed-off-by: Henrik Brix Andersen <henrik@brixandersen.dk>
This commit is contained in:
Henrik Brix Andersen 2025-04-24 16:20:10 +00:00 • committed by Benjamin Cabé
commit 8d8fb5b5c3
2 changed files with 66 additions and 0 deletions
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33
boards/others/neorv32/neorv32_neorv32_minimalboot.dts
View file

@ -8,6 +8,7 @@
#include <neorv32.dtsi>
#include <mem.h>
#include <zephyr/dt-bindings/input/input-event-codes.h>
/ {
model = "NEORV32 MinimalBoot";
@ -21,6 +22,10 @@
pwm-led0 = &pwm_led0;
pwm-led1 = &pwm_led1;
pwm-led2 = &pwm_led2;
sw0 = &btn0;
sw1 = &btn1;
sw3 = &btn2;
sw4 = &btn3;
};
chosen {
@ -55,6 +60,34 @@
};
};
gpio_keys {
compatible = "gpio-keys";
btn0: btn0 {
label = "BTN0";
gpios = <&gpio 0 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_0>;
};
btn1: btn1 {
label = "BTN1";
gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_1>;
};
btn2: btn2 {
label = "BTN2";
gpios = <&gpio 2 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_2>;
};
btn3: btn3 {
label = "BTN3";
gpios = <&gpio 3 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_3>;
};
};
pwmleds {
compatible = "pwm-leds";

33
boards/others/neorv32/neorv32_neorv32_up5kdemo.dts
View file

@ -8,6 +8,7 @@
#include <neorv32.dtsi>
#include <mem.h>
#include <zephyr/dt-bindings/input/input-event-codes.h>
/ {
model = "NEORV32 UP5KDemo";
@ -21,6 +22,10 @@
pwm-led0 = &pwm_led0;
pwm-led1 = &pwm_led1;
pwm-led2 = &pwm_led2;
sw0 = &btn0;
sw1 = &btn1;
sw3 = &btn2;
sw4 = &btn3;
};
chosen {
@ -55,6 +60,34 @@
};
};
gpio_keys {
compatible = "gpio-keys";
btn0: btn0 {
label = "BTN0";
gpios = <&gpio 0 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_0>;
};
btn1: btn1 {
label = "BTN1";
gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_1>;
};
btn2: btn2 {
label = "BTN2";
gpios = <&gpio 2 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_2>;
};
btn3: btn3 {
label = "BTN3";
gpios = <&gpio 3 GPIO_ACTIVE_LOW>;
zephyr,code = <INPUT_KEY_3>;
};
};
pwmleds {
compatible = "pwm-leds";