Merge pull request #17331 from MrKevinWeiss/pr/kconfig/samd5x

boards/adafruit-itsybitsy-m4: Model kconfig

.murdock

@@ -8,6 +8,7 @@
 : ${TEST_BOARDS_LLVM_COMPILE:=""}
 
 : ${TEST_KCONFIG_BOARDS_AVAILABLE:="
+adafruit-itsybitsy-m4
 arduino-due
 arduino-leonardo
 arduino-mega2560

boards/adafruit-itsybitsy-m4/Kconfig

@@ -22,7 +22,11 @@ config BOARD_ADAFRUIT_ITSYBITSY_M4
     select HAS_PERIPH_TIMER
     select HAS_PERIPH_UART
     select HAS_PERIPH_USBDEV
+    select HAVE_SAUL_GPIO
+    select MODULE_USB_BOARD_RESET if MODULE_STDIO_CDC_ACM
 
     select HAVE_MTD_SPI_NOR
     # This specific board requires SPI_ON_QSPI for the MTD_SPI_NOR
     select MODULE_PERIPH_SPI_ON_QSPI if MODULE_MTD_SPI_NOR
+
+source "$(RIOTBOARD)/common/samdx1-arduino-bootloader/Kconfig"

boards/adafruit-itsybitsy-m4/Makefile.features

@@ -13,3 +13,9 @@ FEATURES_PROVIDED += periph_spi
 FEATURES_PROVIDED += periph_timer
 FEATURES_PROVIDED += periph_uart
 FEATURES_PROVIDED += periph_usbdev
+
+# This configuration enables modules that are only available when using Kconfig
+# module modelling
+ifeq (1, $(TEST_KCONFIG))
+  KCONFIG_ADD_CONFIG += $(BOARDDIR)/adafruit-itsybitsy-m4.config
+endif

boards/adafruit-itsybitsy-m4/adafruit-itsybitsy-m4.config

@@ -0,0 +1,3 @@
+CONFIG_MODULE_USBUS=y
+CONFIG_MODULE_USBUS_CDC_ACM=y
+CONFIG_MODULE_STDIO_CDC_ACM=y

boards/common/samdx1-arduino-bootloader/Kconfig

@@ -0,0 +1,12 @@
+# Copyright (c) 2021 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 MODULE_BOARDS_COMMON_SAMDX1-ARDUINO-BOOTLOADER
+    bool
+    default y if MODULE_STDIO_CDC_ACM
+    depends on TEST_KCONFIG
+    help
+       Common code of samdx1 boards with an arduino bootloader

sys/Kconfig

@@ -79,6 +79,7 @@ rsource "timex/Kconfig"
 rsource "tsrb/Kconfig"
 rsource "uri_parser/Kconfig"
 rsource "usb/Kconfig"
+rsource "usb_board_reset/Kconfig"
 rsource "vfs/Kconfig"
 rsource "xtimer/Kconfig"
 rsource "ztimer/Kconfig"

sys/Kconfig.stdio

@@ -13,7 +13,7 @@ choice STDIO_IMPLEMENTATION
     default MODULE_STDIO_NATIVE if CPU_ARCH_NATIVE
     default MODULE_STDIO_UART
 
-# TODO: Add MODULE_STDIO_CDC_ACM, MODULE_STDIO_RTT, and MODULE_STDIO_ETHOS
+# TODO: Add MODULE_STDIO_RTT, and MODULE_STDIO_ETHOS
 
 config MODULE_SLIPDEV_STDIO
     bool "SLIP network device"

sys/usb_board_reset/Kconfig

@@ -0,0 +1,11 @@
+# Copyright (c) 2021 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 MODULE_USB_BOARD_RESET
+    bool "Trigger a board reset via USB CDC ACM"
+    depends on TEST_KCONFIG
+    depends on MODULE_USBUS_CDC_ACM