boards/adafruit-metro-m4-express: Add I2C and UART Mapping

The M4 Express does now have an I2C and an UART compatible with Arduino Shields, so we can expose them.
RIOT-OS · Nov 21, 2024 · f9c952d · f9c952d
1 parent feda1b9
commit f9c952d
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Showing 2 changed files with 21 additions and 3 deletions.
diff --git a/boards/adafruit-metro-m4-express/Makefile.features b/boards/adafruit-metro-m4-express/Makefile.features
@@ -19,3 +19,5 @@ FEATURES_PROVIDED += arduino_pins
 FEATURES_PROVIDED += arduino_shield_isp
 FEATURES_PROVIDED += arduino_shield_uno
 FEATURES_PROVIDED += arduino_spi
+FEATURES_PROVIDED += arduino_i2c
+FEATURES_PROVIDED += arduino_uart
diff --git a/boards/adafruit-metro-m4-express/include/arduino_iomap.h b/boards/adafruit-metro-m4-express/include/arduino_iomap.h
@@ -105,9 +105,25 @@ extern "C" {
  * to a conflicting use of the same SERCOM. If it is available, it is the last
  * SPI bus.
  */
-#if !MODULE_PERIPH_UART
-#  define ARDUINO_SPI_D11D12D13   SPI_DEV(1)
-#endif
+#define ARDUINO_SPI_D11D12D13   SPI_DEV(1)
+/** @} */
+
+/**
+ * @name    Arduino's UART devices
+ * @{
+ */
+#define ARDUINO_UART_D0D1       UART_DEV(0)
+/** @} */
+
+/**
+ * @name    Arduino's I2C buses
+ * @{
+ */
+/**
+ * @brief   The first I2C bus is where shields for the Arduino UNO/Mega expect
+ *          it
+ */
+#define ARDUINO_I2C_UNO         I2C_DEV(0)
 /** @} */
 
 #ifdef __cplusplus