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usb: phy: msm: Add D+/D- lines route control

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apq8016-sbc board is using Dual SPDT USB Switch (TC7USB40MU),
witch is controlled by GPIO to de/multiplex D+/D- USB lines to
USB2513B Hub and uB connector. Add support for this.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Ivan T. Ivanov
2015-07-28 11:10:22 +03:00
committed by Felipe Balbi
parent 736d093b59
commit 6f98f545b0
3 changed files with 58 additions and 0 deletions
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7
include/linux/usb/msm_hsusb.h
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@@ -155,6 +155,10 @@ struct msm_usb_cable {
* starting controller using usbcmd run/stop bit.
* @vbus: VBUS signal state trakining, using extcon framework
* @id: ID signal state trakining, using extcon framework
* @switch_gpio: Descriptor for GPIO used to control external Dual
* SPDT USB Switch.
* @reboot: Used to inform the driver to route USB D+/D- line to Device
* connector
*/
struct msm_otg {
struct usb_phy phy;
@@ -188,6 +192,9 @@ struct msm_otg {
struct msm_usb_cable vbus;
struct msm_usb_cable id;
struct gpio_desc *switch_gpio;
struct notifier_block reboot;
};
#endif