USB: TWL: disable VUSB regulators when cable unplugged
This patch disables USB regulators VUSB1V5, VUSB1V8, and VUSB3V1
when the USB cable is unplugged to reduce power consumption.
Added a depencency from twl4030 usb driver to TWL_REGULATOR.
Signed-off-by: Jouni Hogander <jouni.hogander@nokia.com>
Signed-off-by: Kalle Jokiniemi <kalle.jokiniemi@digia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/otg/Kconfig b/drivers/usb/otg/Kconfig
index fc1ca03..aa884d0 100644
--- a/drivers/usb/otg/Kconfig
+++ b/drivers/usb/otg/Kconfig
@@ -43,7 +43,7 @@
config TWL4030_USB
tristate "TWL4030 USB Transceiver Driver"
- depends on TWL4030_CORE
+ depends on TWL4030_CORE && REGULATOR_TWL4030
select USB_OTG_UTILS
help
Enable this to support the USB OTG transceiver on TWL4030