boards/native: Add Kconfig symbols

Also add the board to the whitelist of tests/kconfig_features

boards/native/Kconfig

@@ -0,0 +1,26 @@
+# Copyright (c) 2020 HAW Hamburg
+#
+# This file is subject to the terms and conditions of the GNU Lesser
+# General Public License v2.1. See the file LICENSE in the top level
+# directory for more details.
+#
+
+config BOARD
+    default "native" if BOARD_NATIVE
+
+config BOARD_NATIVE
+    bool
+    default y
+    select CPU_MODEL_NATIVE
+
+    # Put defined MCU peripherals here (in alphabetical order)
+    select HAS_PERIPH_RTC
+    select HAS_PERIPH_TIMER
+    select HAS_PERIPH_UART
+    select HAS_PERIPH_GPIO
+    select HAS_PERIPH_PWM
+    select HAS_PERIPH_QDEC
+
+    # Various other features (if any)
+    select HAS_ETHERNET
+    select HAS_MOTOR_DRIVER

tests/kconfig_features/Makefile

@@ -64,6 +64,7 @@ BOARD_WHITELIST += acd52832 \
                    msb-430h \
                    msbiot \
                    mulle \
+                   native \
                    nrf51dk \
                    nrf51dongle \
                    nrf52832-mdk \