usb: common: create Kconfig file

Create Kconfig file for USB common core, and move USB_LED_TRIG
and USB_ULPI_BUS configs into the new file from the parent Kconfig,
it will help to add new configs later.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1567070558-29417-10-git-send-email-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index fc1c66af6f0a7115a34d9dc8b19ac88d4c416864..275568abc670e9616c1d75d6244304ae2a8cb8c0 100644 (file)
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -36,8 +36,7 @@ menuconfig USB_SUPPORT
 
 if USB_SUPPORT
 
-config USB_COMMON
-       tristate
+source "drivers/usb/common/Kconfig"
 
 config USB_ARCH_HAS_HCD
        def_bool y
@@ -175,36 +174,4 @@ source "drivers/usb/typec/Kconfig"
 
 source "drivers/usb/roles/Kconfig"
 
-config USB_LED_TRIG
-       bool "USB LED Triggers"
-       depends on LEDS_CLASS && LEDS_TRIGGERS
-       select USB_COMMON
-       help
-         This option adds LED triggers for USB host and/or gadget activity.
-
-         Say Y here if you are working on a system with led-class supported
-         LEDs and you want to use them as activity indicators for USB host or
-         gadget.
-
-config USB_ULPI_BUS
-       tristate "USB ULPI PHY interface support"
-       select USB_COMMON
-       help
-         UTMI+ Low Pin Interface (ULPI) is specification for a commonly used
-         USB 2.0 PHY interface. The ULPI specification defines a standard set
-         of registers that can be used to detect the vendor and product which
-         allows ULPI to be handled as a bus. This module is the driver for that
-         bus.
-
-         The ULPI interfaces (the buses) are registered by the drivers for USB
-         controllers which support ULPI register access and have ULPI PHY
-         attached to them. The ULPI PHY drivers themselves are normal PHY
-         drivers.
-
-         ULPI PHYs provide often functions such as ADP sensing/probing (OTG
-         protocol) and USB charger detection.
-
-         To compile this driver as a module, choose M here: the module will
-         be called ulpi.
-
 endif # USB_SUPPORT

diff --git a/drivers/usb/common/Kconfig b/drivers/usb/common/Kconfig
new file mode 100644 (file)
index 0000000..848545b
--- /dev/null
+++ b/drivers/usb/common/Kconfig
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: GPL-2.0
+
+config USB_COMMON
+       tristate
+
+
+config USB_LED_TRIG
+       bool "USB LED Triggers"
+       depends on LEDS_CLASS && LEDS_TRIGGERS
+       select USB_COMMON
+       help
+         This option adds LED triggers for USB host and/or gadget activity.
+
+         Say Y here if you are working on a system with led-class supported
+         LEDs and you want to use them as activity indicators for USB host or
+         gadget.
+
+config USB_ULPI_BUS
+       tristate "USB ULPI PHY interface support"
+       select USB_COMMON
+       help
+         UTMI+ Low Pin Interface (ULPI) is specification for a commonly used
+         USB 2.0 PHY interface. The ULPI specification defines a standard set
+         of registers that can be used to detect the vendor and product which
+         allows ULPI to be handled as a bus. This module is the driver for that
+         bus.
+
+         The ULPI interfaces (the buses) are registered by the drivers for USB
+         controllers which support ULPI register access and have ULPI PHY
+         attached to them. The ULPI PHY drivers themselves are normal PHY
+         drivers.
+
+         ULPI PHYs provide often functions such as ADP sensing/probing (OTG
+         protocol) and USB charger detection.
+
+         To compile this driver as a module, choose M here: the module will
+         be called ulpi.
+