diff options
| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2019-08-29 17:22:36 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-09-03 19:00:39 +0200 |
| commit | 12b591bccc463307a21d925c19e7f61982902e08 (patch) | |
| tree | 12a2b5ca9a9da6d2b74a8ee5e9eeb5fe8d34335b /drivers/usb/common | |
| parent | 6fadd72943b80ff5bef175aacc2458c8a9ee3dbc (diff) | |
| download | linux-12b591bccc463307a21d925c19e7f61982902e08.tar.bz2 | |
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>
Diffstat (limited to 'drivers/usb/common')
| -rw-r--r-- | drivers/usb/common/Kconfig | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/usb/common/Kconfig b/drivers/usb/common/Kconfig new file mode 100644 index 000000000000..848545b099cf --- /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. + |