drivers: usb: uhc: add support for Renesas RA USB host

First commit to support UHC driver for Renesas RA family

Signed-off-by: Minh Hoang <[email protected]>
Signed-off-by: The Nguyen <[email protected]>

Author: Minh Hoang

drivers/usb/udc/Kconfig.renesas_ra

@@ -6,7 +6,7 @@ config UDC_RENESAS_RA
 	default y
 	depends on DT_HAS_RENESAS_RA_UDC_ENABLED
 	select USE_RA_FSP_USB_DEVICE
-	select UDC_DRIVER_HAS_HIGH_SPEED_SUPPORT
+	select UDC_DRIVER_HAS_HIGH_SPEED_SUPPORT if DT_HAS_RENESAS_RA_USBHS_ENABLED
 	select PINCTRL
 	help
 	  Enable Renesas RA family UDC driver.

drivers/usb/uhc/CMakeLists.txt

@@ -11,3 +11,4 @@ zephyr_library_sources_ifdef(CONFIG_UHC_NXP_EHCI uhc_mcux_common.c uhc_mcux_ehci
 zephyr_library_sources_ifdef(CONFIG_UHC_NXP_KHCI uhc_mcux_common.c uhc_mcux_khci.c)
 zephyr_library_sources_ifdef(CONFIG_UHC_NXP_OHCI uhc_mcux_common.c uhc_mcux_ohci.c)
 zephyr_library_sources_ifdef(CONFIG_UHC_NXP_IP3516HS uhc_mcux_common.c uhc_mcux_ip3516hs.c)
+zephyr_library_sources_ifdef(CONFIG_UHC_RENESAS_RA uhc_renesas_ra.c)

drivers/usb/uhc/Kconfig

@@ -39,5 +39,6 @@ source "subsys/logging/Kconfig.template.log_config"
 source "drivers/usb/uhc/Kconfig.max3421e"
 source "drivers/usb/uhc/Kconfig.virtual"
 source "drivers/usb/uhc/Kconfig.mcux"
+source "drivers/usb/uhc/Kconfig.renesas_ra"
 
 endif # UHC_DRIVER

drivers/usb/uhc/Kconfig.renesas_ra

@@ -0,0 +1,40 @@
+# Copyright (c) 2024 Renesas Electronics Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+DT_COMPAT_UHC_RENESAS_RA := renesas,ra-uhc
+
+config UHC_RENESAS_RA
+	bool "Renesas RA family UHC driver"
+	default y
+	depends on DT_HAS_RENESAS_RA_UHC_ENABLED
+	select USE_RA_FSP_USB_HOST
+	help
+	  Enable Renesas RA family UHC driver.
+
+if UHC_RENESAS_RA
+
+config UHC_RENESAS_RA_STACK_SIZE
+	int "UHC controller driver internal thread stack size"
+	default 512
+	help
+	  Renesas RA device controller driver internal thread stack size.
+
+config UHC_RENESAS_RA_THREAD_PRIORITY
+	int "Renesas RA family UHC driver thread priority"
+	default 8
+	help
+	  Renesas RA device controller driver thread priority.
+
+config UHC_RENESAS_RA_MAX_MSGQ
+	int "Renesas RA family internal UHC driver msgq size"
+	default 10
+	help
+	  Renesas RA device controller driver internal msgq size.
+
+config UHC_RENESAS_RA_OSC_WAIT_RETRIES
+	int "Maximum retries for oscillator ready event"
+	default 3
+	help
+	  Specify the number of retries for oscillator ready event.
+
+endif	# UHC_RENESAS_RA