android_kernel_motorola_sm6225/include/linux/usb/dwc3-omap.h
Kishon Vijay Abraham I 7e41bba946 usb: dwc3: omap: Add an API to write to dwc mailbox
Add an API in the omap glue layer to write to the mailbox register which
can be used by comparator driver(twl). To pass the detection of the attached
device (signified by VBUS, ID) to the dwc3 core, dwc3 core has to write
to the mailbox regiter.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
2013-01-25 09:17:09 +02:00

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/*
* Copyright (C) 2013 by Texas Instruments
*
* The Inventra Controller Driver for Linux is free software; you
* can redistribute it and/or modify it under the terms of the GNU
* General Public License version 2 as published by the Free Software
* Foundation.
*/
#ifndef __DWC3_OMAP_H__
#define __DWC3_OMAP_H__
enum omap_dwc3_vbus_id_status {
OMAP_DWC3_UNKNOWN = 0,
OMAP_DWC3_ID_GROUND,
OMAP_DWC3_ID_FLOAT,
OMAP_DWC3_VBUS_VALID,
OMAP_DWC3_VBUS_OFF,
};
#if (defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_DWC3_MODULE))
extern void dwc3_omap_mailbox(enum omap_dwc3_vbus_id_status status);
#else
static inline void dwc3_omap_mailbox(enum omap_dwc3_vbus_id_status status)
{
return;
}
#endif
#endif /* __DWC3_OMAP_H__ */