1 /*
2  * Copyright (C) 2017 Jagan Teki <jagan@amarulasolutions.com>
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #ifndef __GENERIC_PHY_SUN4I_USB_H
8 #define __GENERIC_PHY_SUN4I_USB_H
9 
10 /**
11  * sun4i_usb_phy_id_detect - detect ID pin of USB PHY
12  *
13  * @phy:	USB PHY port to detect ID pin
14  * @return 0 if OK, or a negative error code
15  */
16 int sun4i_usb_phy_id_detect(struct phy *phy);
17 
18 /**
19  * sun4i_usb_phy_vbus_detect - detect VBUS pin of USB PHY
20  *
21  * @phy:	USB PHY port to detect VBUS pin
22  * @return 0 if OK, or a negative error code
23  */
24 int sun4i_usb_phy_vbus_detect(struct phy *phy);
25 
26 /**
27  * sun4i_usb_phy_set_squelch_detect() - Enable/disable squelch detect
28  *
29  * @phy: reference to a sun4i usb phy
30  * @enabled: wether to enable or disable squelch detect
31  */
32 void sun4i_usb_phy_set_squelch_detect(struct phy *phy, bool enabled);
33 
34 #endif /*__GENERIC_PHY_SUN4I_USB_H */
35