gpio: Add SPDX Tag

Signed-off-by: Dhruva Gole <[email protected]>

Author: DhruvaG2000

cores/CMakeLists.txt

@@ -1 +1,3 @@
+# SPDX-License-Identifier: Apache-2.0
+
 add_subdirectory(arduino)

cores/arduino/Arduino.h

@@ -1,3 +1,9 @@
+/*
+ * Copyright (c) 2022 Dhruva Gole
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 #include "api/ArduinoAPI.h"
 
 /* Zephyr libraries */

cores/arduino/arduino_nano_ble_sense_pinmap.h

@@ -1,6 +1,11 @@
 /*
-All the pins that are 100 + x are gpio1 pins and < 100 are in gpio0
-*/
+ * Copyright (c) 2022 Dhruva Gole
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/* All the pins that are 100 + x are gpio1 pins and < 100 are in gpio0 */
+
 #define LED_BUILTIN 13
 
 enum digitalPins {

cores/arduino/main.cpp

@@ -1,3 +1,9 @@
+/*
+ * Copyright (c) 2022 Dhruva Gole
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 #include "Arduino.h"
 
 int main(void) {

cores/arduino/zephyrCommon.cpp

@@ -1,3 +1,9 @@
+/*
+ * Copyright (c) 2022 Dhruva Gole
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 #include "Arduino.h"
 
 void pinMode(pin_size_t pinNumber, PinMode pinMode) {

examples/blinky_arduino/src/main.cpp

@@ -1,3 +1,7 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
 /* Blink inbuilt LED example */
 
 #include <Arduino.h>

examples/button_press_led/sample.yaml

@@ -1,5 +1,5 @@
 sample:
-  name: Blinky Sample
+  name: Button Press Sample
 tests:
   sample.basic.blinky:
     tags: LED gpio

examples/button_press_led/src/main.cpp

@@ -1,4 +1,8 @@
-/* Blink inbuilt LED example */
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/* Button Press turns on inbuilt LED example */
 
 #include <Arduino.h>
 

examples/hello_arduino/src/app.cpp

@@ -1,6 +1,4 @@
 /*
- * Copyright (c) 2012-2014 Wind River Systems, Inc.
- *
  * SPDX-License-Identifier: Apache-2.0
  */