diff options
author | Shinya Kuribayashi <shinya.kuribayashi.px@renesas.com> | 2012-05-17 07:11:06 -0400 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-05-17 14:20:34 -0400 |
commit | 7cbb062ade87b987a24aa834bbde32ad8374a4cf (patch) | |
tree | ec7dd2e6d4fb69060a32f4b8ca52cccbad50f3c9 /include/linux/usb | |
parent | ec1ac6e1690adf4087afdc706770cb6fb732157b (diff) |
USB: gpio_vbus: wakeup support on GPIO VBUS interrupts
We'd like to see the system waking up from the system-wide suspend
when it gets plugged-in, or the USB cable is pulled out.
Also makes it configurable via platform data 'wakeup'.
Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi.px@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/usb')
-rw-r--r-- | include/linux/usb/gpio_vbus.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/usb/gpio_vbus.h b/include/linux/usb/gpio_vbus.h index d9f03ccc2d60..837bba604a0b 100644 --- a/include/linux/usb/gpio_vbus.h +++ b/include/linux/usb/gpio_vbus.h | |||
@@ -17,6 +17,7 @@ | |||
17 | * @gpio_pullup: optional D+ or D- pullup GPIO (else negative/invalid) | 17 | * @gpio_pullup: optional D+ or D- pullup GPIO (else negative/invalid) |
18 | * @gpio_vbus_inverted: true if gpio_vbus is active low | 18 | * @gpio_vbus_inverted: true if gpio_vbus is active low |
19 | * @gpio_pullup_inverted: true if gpio_pullup is active low | 19 | * @gpio_pullup_inverted: true if gpio_pullup is active low |
20 | * @wakeup: configure gpio_vbus as a wake-up source | ||
20 | * | 21 | * |
21 | * The VBUS sensing GPIO should have a pulldown, which will normally be | 22 | * The VBUS sensing GPIO should have a pulldown, which will normally be |
22 | * part of a resistor ladder turning a 4.0V-5.25V level on VBUS into a | 23 | * part of a resistor ladder turning a 4.0V-5.25V level on VBUS into a |
@@ -27,4 +28,5 @@ struct gpio_vbus_mach_info { | |||
27 | int gpio_pullup; | 28 | int gpio_pullup; |
28 | bool gpio_vbus_inverted; | 29 | bool gpio_vbus_inverted; |
29 | bool gpio_pullup_inverted; | 30 | bool gpio_pullup_inverted; |
31 | bool wakeup; | ||
30 | }; | 32 | }; |