usb: ulpi: Add Kconfig options for ULPI
The following options can be now enabled via defconfig:
- CONFIG_USB_ULPI
- CONFIG_USB_ULPI_VIEWPORT
- CONFIG_USB_ULPI_VIEWPORT_OMAP
Signed-off-by: Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Marek Vasut <marex@denx.de>
diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index 7fa99c6..bccf43e 100644
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -53,6 +53,8 @@
source "drivers/usb/emul/Kconfig"
+source "drivers/usb/ulpi/Kconfig"
+
comment "USB peripherals"
config USB_STORAGE
diff --git a/drivers/usb/ulpi/Kconfig b/drivers/usb/ulpi/Kconfig
new file mode 100644
index 0000000..329d2df
--- /dev/null
+++ b/drivers/usb/ulpi/Kconfig
@@ -0,0 +1,33 @@
+comment "ULPI drivers"
+
+choice
+ prompt "ULPI Viewport type"
+ optional
+ default n
+ help
+ Select ULPI viewport (SoC-side interface to ULPI) implementation
+ appropriate for the device if you want to communicate with
+ UTMI (USB PHY) via ULPI interface.
+
+config USB_ULPI_VIEWPORT
+ bool "Generic ULPI Viewport"
+ help
+ Support generic ULPI Viewport implementation that is used on
+ some Tegra and Snapdragon devices.
+
+config USB_ULPI_VIEWPORT_OMAP
+ bool "OMAP ULPI Viewport"
+ help
+ Support ULPI Viewport implementation that is used on OMAP devices.
+
+endchoice
+
+config USB_ULPI
+ bool "ULPI support"
+ depends on (USB_ULPI_VIEWPORT || USB_ULPI_VIEWPORT_OMAP)
+ help
+ Select to commnicate with USB PHY via ULPI interface.
+ ULPI is wrapper on UTMI+ core that is used as
+ PHY Transreceiver for USB controllers.
+
+ This driver uses ULPI viewports that are specific for each SoC.