diff options
| author | Ivan T. Ivanov <ivan.ivanov@linaro.org> | 2015-04-09 11:34:33 +0300 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2015-04-28 19:49:15 +0300 |
| commit | 44e42ae3a398b559c768b9b3c324d72b0b0b4479 (patch) | |
| tree | 807a641fd57e3624e0b01fdb86b8968e8193df33 /include/linux/usb/msm_hsusb.h | |
| parent | 591fc116f3302da915bb57d4474a61a5e8884cec (diff) | |
| download | linux-44e42ae3a398b559c768b9b3c324d72b0b0b4479.tar.xz | |
usb: phy: msm: Manual PHY and LINK controller VBUS change notification
VBUS is not routed to USB PHY on recent Qualcomm platforms. USB controller
must see VBUS in order to pull-up DP when setting RS bit. Henc configure
USB PHY and LINK registers sense VBUS and enable manual pullup on D+ line.
Cc: Vamsi Krishna <vskrishn@codeaurora.org>
Cc: Mayank Rana <mrana@codeaurora.org>
Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'include/linux/usb/msm_hsusb.h')
| -rw-r--r-- | include/linux/usb/msm_hsusb.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/usb/msm_hsusb.h b/include/linux/usb/msm_hsusb.h index c4d956e50d09..e55a1504266e 100644 --- a/include/linux/usb/msm_hsusb.h +++ b/include/linux/usb/msm_hsusb.h @@ -150,6 +150,9 @@ struct msm_usb_cable { * @chg_type: The type of charger attached. * @dcd_retires: The retry count used to track Data contact * detection process. + * @manual_pullup: true if VBUS is not routed to USB controller/phy + * and controller driver therefore enables pull-up explicitly before + * starting controller using usbcmd run/stop bit. * @vbus: VBUS signal state trakining, using extcon framework * @id: ID signal state trakining, using extcon framework */ @@ -181,6 +184,8 @@ struct msm_otg { struct reset_control *link_rst; int vdd_levels[3]; + bool manual_pullup; + struct msm_usb_cable vbus; struct msm_usb_cable id; }; |