File content as of revision 4:291477e8690d:

diff --git a/targets/targets.json b/targets/targets.json
index 6af8758dd..daf3f25c8 100755
--- a/targets/targets.json
+++ b/targets/targets.json
@@ -3110,7 +3110,7 @@
         "macros": ["__SYSTEM_HFX=96000000", "TARGET=MAX32630", "TARGET_REV=0x4132", "BLE_HCI_UART", "OPEN_DRAIN_LEDS"],
         "extra_labels": ["Maxim", "MAX32630"],
         "supported_toolchains": ["GCC_ARM", "IAR", "ARM"],
-        "device_has": ["ANALOGIN", "I2C", "INTERRUPTIN", "LPTICKER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SERIAL_FC", "SPI", "STDIO_MESSAGES", "USTICKER"],
+        "device_has": ["ANALOGIN", "I2C", "INTERRUPTIN", "LPTICKER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_FC", "SPI", "STDIO_MESSAGES", "USTICKER"],
         "features": ["BLE"],
         "release_versions": ["2", "5"]
     },