mirror of
https://github.com/torvalds/linux.git
synced 2024-12-16 16:12:52 +00:00
a107f8c505
We add vbus interrupt handler at ci_otg_work, it uses OTGSC_BSV(at otgsc) to know it is connect or disconnet event. Meanwhile, we introduce two flags id_event and b_sess_valid_event to indicate it is an id interrupt or a vbus interrupt. Tested-by: Marek Vasut <marex@denx.de> Signed-off-by: Peter Chen <peter.chen@freescale.com> Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
36 lines
965 B
C
36 lines
965 B
C
/*
|
|
* Copyright (C) 2013 Freescale Semiconductor, Inc.
|
|
*
|
|
* Author: Peter Chen
|
|
*
|
|
* This program 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 __DRIVERS_USB_CHIPIDEA_OTG_H
|
|
#define __DRIVERS_USB_CHIPIDEA_OTG_H
|
|
|
|
static inline void ci_clear_otg_interrupt(struct ci_hdrc *ci, u32 bits)
|
|
{
|
|
/* Only clear request bits */
|
|
hw_write(ci, OP_OTGSC, OTGSC_INT_STATUS_BITS, bits);
|
|
}
|
|
|
|
static inline void ci_enable_otg_interrupt(struct ci_hdrc *ci, u32 bits)
|
|
{
|
|
hw_write(ci, OP_OTGSC, bits, bits);
|
|
}
|
|
|
|
static inline void ci_disable_otg_interrupt(struct ci_hdrc *ci, u32 bits)
|
|
{
|
|
hw_write(ci, OP_OTGSC, bits, 0);
|
|
}
|
|
|
|
int ci_hdrc_otg_init(struct ci_hdrc *ci);
|
|
void ci_hdrc_otg_destroy(struct ci_hdrc *ci);
|
|
enum ci_role ci_otg_role(struct ci_hdrc *ci);
|
|
void ci_handle_vbus_change(struct ci_hdrc *ci);
|
|
|
|
#endif /* __DRIVERS_USB_CHIPIDEA_OTG_H */
|