drivers: usb: udc: add NuMaker series USBD controller driver

Add UDC driver for Nuvoton NuMaker series USBD controller

Signed-off-by: Chun-Chieh Li <ccli8@nuvoton.com>

drivers/usb/udc/CMakeLists.txt

@@ -15,3 +15,4 @@ zephyr_library_sources_ifdef(CONFIG_UDC_STM32 udc_stm32.c)
 zephyr_library_sources_ifdef(CONFIG_UDC_IT82XX2 udc_it82xx2.c)
 zephyr_library_sources_ifdef(CONFIG_UDC_NXP_EHCI udc_mcux_ehci.c)
 zephyr_library_sources_ifdef(CONFIG_UDC_NXP_IP3511 udc_mcux_ip3511.c)
+zephyr_library_sources_ifdef(CONFIG_UDC_NUMAKER udc_numaker.c)

drivers/usb/udc/Kconfig

@@ -62,5 +62,6 @@ source "drivers/usb/udc/Kconfig.virtual"
 source "drivers/usb/udc/Kconfig.stm32"
 source "drivers/usb/udc/Kconfig.it82xx2"
 source "drivers/usb/udc/Kconfig.mcux"
+source "drivers/usb/udc/Kconfig.numaker"
 
 endif # UDC_DRIVER

drivers/usb/udc/Kconfig.numaker

@@ -0,0 +1,31 @@
+# Copyright (c) 2024 Nuvoton Technology Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+config UDC_NUMAKER
+	bool "Nuvoton NuMaker USB 1.1 device controller"
+	default y
+	depends on DT_HAS_NUVOTON_NUMAKER_USBD_ENABLED
+	help
+	  Enable Nuvoton NuMaker USB 1.1 device controller driver
+
+if UDC_NUMAKER
+
+config UDC_NUMAKER_MSG_QUEUE_SIZE
+	int "UDC NuMaker message queue size"
+	default 32
+	help
+	  Maximum number of messages the driver can queue for interrupt bottom half processing.
+
+config UDC_NUMAKER_THREAD_STACK_SIZE
+	int "UDC NuMaker driver internal thread stack size"
+	default 1536
+	help
+	  Size of the stack for the driver internal thread.
+
+config UDC_NUMAKER_THREAD_PRIORITY
+	int "UDC NuMaker driver internal thread priority"
+	default 8
+	help
+	  Priority of the driver internal thread.
+
+endif # UDC_NUMAKER