boards: add zephyr,code properties to the various gpio-keys nodes

Add gpio-keys codes for all boards. These are mostly INPUT_KEY_0 and so
on but I've used some more specific ones where it was obvious that
there's something else on the boards.

Signed-off-by: Fabio Baltieri <[email protected]>

Author: fabiobaltieri

boards/arc/em_starterkit/board.dtsi

@@ -1,5 +1,7 @@
 /* SPDX-License-Identifier: Apache-2.0 */
 
+#include <zephyr/dt-bindings/input/input-event-codes.h>
+
 / {
 	aliases {
 		led0 = &led0;
@@ -63,36 +65,43 @@
 			/* gpio flags need validation */
 			gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
 			label = "Push button switch 0";
+			zephyr,code = <INPUT_KEY_0>;
 		};
 		button1: button_1 {
 			/* gpio flags need validation */
 			gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
 			label = "Push button switch 1";
+			zephyr,code = <INPUT_KEY_1>;
 		};
 		button2: button_2 {
 			/* gpio flags need validation */
 			gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
 			label = "Push button switch 2";
+			zephyr,code = <INPUT_KEY_2>;
 		};
 		switch0: switch_0 {
 			/* gpio flags need validation */
 			gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
 			label = "DIP SW1 - Switch 1";
+			zephyr,code = <INPUT_KEY_3>;
 		};
 		switch1: switch_1 {
 			/* gpio flags need validation */
 			gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
 			label = "DIP SW1 - Switch 2";
+			zephyr,code = <INPUT_KEY_4>;
 		};
 		switch2: switch_2 {
 			/* gpio flags need validation */
 			gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
 			label = "DIP SW1 - Switch 3";
+			zephyr,code = <INPUT_KEY_5>;
 		};
 		switch3: switch_3 {
 			/* gpio flags need validation */
 			gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
 			label = "DIP SW1 - Switch 4";
+			zephyr,code = <INPUT_KEY_6>;
 		};
 	};
 

boards/arc/emsdp/board.dtsi

@@ -1,5 +1,7 @@
 /* SPDX-License-Identifier: Apache-2.0 */
 
+#include <zephyr/dt-bindings/input/input-event-codes.h>
+
 / {
 	aliases {
 		led0 = &led0;
@@ -58,21 +60,25 @@
 			/* gpio flags need validation */
 			gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
 			label = "DIP SW1 - Switch 1";
+			zephyr,code = <INPUT_KEY_0>;
 		};
 		switch1: switch_1 {
 			/* gpio flags need validation */
 			gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
 			label = "DIP SW1 - Switch 2";
+			zephyr,code = <INPUT_KEY_1>;
 		};
 		switch2: switch_2 {
 			/* gpio flags need validation */
 			gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
 			label = "DIP SW1 - Switch 3";
+			zephyr,code = <INPUT_KEY_2>;
 		};
 		switch3: switch_3 {
 			/* gpio flags need validation */
 			gpios = <&gpio0 3 GPIO_ACTIVE_LOW>;
 			label = "DIP SW1 - Switch 4";
+			zephyr,code = <INPUT_KEY_3>;
 		};
 	};
 

boards/arm/96b_argonkey/96b_argonkey.dts

@@ -7,6 +7,7 @@
 /dts-v1/;
 #include <st/f4/stm32f412Xg.dtsi>
 #include <st/f4/stm32f412c(e-g)ux-pinctrl.dtsi>
+#include <zephyr/dt-bindings/input/input-event-codes.h>
 
 / {
 	model = "Tocoding Argonkey 96boards";
@@ -36,6 +37,7 @@
 		user_button: button {
 			label = "User";
 			gpios = <&gpioa 2 GPIO_ACTIVE_LOW>;
+			zephyr,code = <INPUT_KEY_0>;
 		};
 	};
 

boards/arm/96b_carbon/96b_carbon.dts

@@ -8,6 +8,7 @@
 #include <st/f4/stm32f401Xe.dtsi>
 #include <st/f4/stm32f401r(d-e)tx-pinctrl.dtsi>
 #include "96b_lscon.dtsi"
+#include <zephyr/dt-bindings/input/input-event-codes.h>
 
 / {
 	model = "Seeed Studio Carbon 96boards";
@@ -42,6 +43,7 @@
 		user_button: button {
 			label = "User";
 			gpios = <&gpiob 2 GPIO_ACTIVE_LOW>;
+			zephyr,code = <INPUT_KEY_0>;
 		};
 	};
 

boards/arm/96b_neonkey/96b_neonkey.dts

@@ -7,6 +7,7 @@
 /dts-v1/;
 #include <st/f4/stm32f411Xe.dtsi>
 #include <st/f4/stm32f411c(c-e)ux-pinctrl.dtsi>
+#include <zephyr/dt-bindings/input/input-event-codes.h>
 
 / {
 	model = "Tocoding Neonkey 96boards";
@@ -44,6 +45,7 @@
 		user_button: button_0 {
 			label = "User";
 			gpios = <&gpiob 2 GPIO_ACTIVE_LOW>;
+			zephyr,code = <INPUT_KEY_0>;
 		};
 	};
 

boards/arm/96b_nitrogen/96b_nitrogen.dts

@@ -8,6 +8,7 @@
 #include <nordic/nrf52832_qfaa.dtsi>
 #include "96b_lscon.dtsi"
 #include "96b_nitrogen-pinctrl.dtsi"
+#include <zephyr/dt-bindings/input/input-event-codes.h>
 
 / {
 	model = "Seeed Studio Nitrogen 96board";
@@ -52,6 +53,7 @@
 			/* gpio flags need validation */
 			gpios = <&gpio0 27 GPIO_ACTIVE_LOW>;
 			label = "User Push Button";
+			zephyr,code = <INPUT_KEY_0>;
 		};
 	};
 };

boards/arm/96b_stm32_sensor_mez/96b_stm32_sensor_mez.dts

@@ -7,6 +7,7 @@
 /dts-v1/;
 #include <st/f4/stm32f446Xe.dtsi>
 #include <st/f4/stm32f446v(c-e)tx-pinctrl.dtsi>
+#include <zephyr/dt-bindings/input/input-event-codes.h>
 
 / {
 	model = "STMicroelectronics 96Boards STM32 Sensor Mezzanine board";
@@ -40,6 +41,7 @@
 		user_button: button {
 			label = "Key";
 			gpios = <&gpiod 13 GPIO_ACTIVE_LOW>;
+			zephyr,code = <INPUT_KEY_0>;
 		};
 	};
 

boards/arm/actinius_icarus/actinius_icarus_common.dtsi

@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 #include "actinius_icarus_common-pinctrl.dtsi"
+#include <zephyr/dt-bindings/input/input-event-codes.h>
 
 / {
 	model = "Actinius Icarus IoT Dev Board";
@@ -59,6 +60,7 @@
 		button0: button_0 {
 			gpios = <&gpio0 5 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
 			label = "Push Button 1";
+			zephyr,code = <INPUT_KEY_0>;
 		};
 	};
 

boards/arm/actinius_icarus_bee/actinius_icarus_bee_common.dtsi

@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 #include "actinius_icarus_bee_common-pinctrl.dtsi"
+#include <zephyr/dt-bindings/input/input-event-codes.h>
 
 / {
 	model = "Actinius Icarus Bee";
@@ -59,6 +60,7 @@
 		button0: button_0 {
 			gpios = <&gpio0 4 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
 			label = "Push Button 1";
+			zephyr,code = <INPUT_KEY_0>;
 		};
 	};
 

boards/arm/actinius_icarus_som_dk/actinius_icarus_som_dk_common.dtsi

@@ -5,6 +5,7 @@
  */
 #include "actinius_icarus_som_dk_common-pinctrl.dtsi"
 #include <dt-bindings/led/led.h>
+#include <zephyr/dt-bindings/input/input-event-codes.h>
 
 / {
 	model = "Actinius Icarus SoM DK";
@@ -40,6 +41,7 @@
 		button0: button_0 {
 			gpios = <&gpio0 23 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>;
 			label = "Push Button 1";
+			zephyr,code = <INPUT_KEY_0>;
 		};
 	};