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kernel add
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/*
* OF helpers for usb devices.
*
* This file is released under the GPLv2
*/
#ifndef __LINUX_USB_OF_H
#define __LINUX_USB_OF_H
#include <linux/usb/ch9.h>
#include <linux/usb/otg.h>
#include <linux/usb/phy.h>
#if IS_ENABLED(CONFIG_OF)
enum usb_dr_mode of_usb_get_dr_mode_by_phy(struct device_node *phy_np);
bool of_usb_host_tpl_support(struct device_node *np);
int of_usb_update_otg_caps(struct device_node *np,
struct usb_otg_caps *otg_caps);
#else
enum usb_dr_mode of_usb_get_dr_mode_by_phy(struct device_node *phy_np)
{
return USB_DR_MODE_UNKNOWN;
}
static inline bool of_usb_host_tpl_support(struct device_node *np)
{
return false;
}
static inline int of_usb_update_otg_caps(struct device_node *np,
struct usb_otg_caps *otg_caps)
{
return 0;
}
#endif
#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT)
enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np);
#else
static inline enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np)
{
return USBPHY_INTERFACE_MODE_UNKNOWN;
}
#endif
#endif /* __LINUX_USB_OF_H */
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