uboot/u-boot-stm32mp-2020.01/include/phy-sun4i-usb.h

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863 B
C

/*
* Copyright (C) 2017 Jagan Teki <jagan@amarulasolutions.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __GENERIC_PHY_SUN4I_USB_H
#define __GENERIC_PHY_SUN4I_USB_H
/**
* sun4i_usb_phy_id_detect - detect ID pin of USB PHY
*
* @phy: USB PHY port to detect ID pin
* @return 0 if OK, or a negative error code
*/
int sun4i_usb_phy_id_detect(struct phy *phy);
/**
* sun4i_usb_phy_vbus_detect - detect VBUS pin of USB PHY
*
* @phy: USB PHY port to detect VBUS pin
* @return 0 if OK, or a negative error code
*/
int sun4i_usb_phy_vbus_detect(struct phy *phy);
/**
* sun4i_usb_phy_set_squelch_detect() - Enable/disable squelch detect
*
* @phy: reference to a sun4i usb phy
* @enabled: wether to enable or disable squelch detect
*/
void sun4i_usb_phy_set_squelch_detect(struct phy *phy, bool enabled);
#endif /*__GENERIC_PHY_SUN4I_USB_H */