2 * OF helpers for usb devices.
4 * This file is released under the GPLv2
7 #ifndef __LINUX_USB_OF_H
8 #define __LINUX_USB_OF_H
10 #include <linux/usb/ch9.h>
11 #include <linux/usb/otg.h>
12 #include <linux/usb/phy.h>
14 #if IS_ENABLED(CONFIG_OF)
15 enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np);
16 enum usb_device_speed of_usb_get_maximum_speed(struct device_node *np);
17 bool of_usb_host_tpl_support(struct device_node *np);
18 int of_usb_update_otg_caps(struct device_node *np,
19 struct usb_otg_caps *otg_caps);
21 static inline enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np)
23 return USB_DR_MODE_UNKNOWN;
26 static inline enum usb_device_speed
27 of_usb_get_maximum_speed(struct device_node *np)
29 return USB_SPEED_UNKNOWN;
31 static inline bool of_usb_host_tpl_support(struct device_node *np)
35 static inline int of_usb_update_otg_caps(struct device_node *np,
36 struct usb_otg_caps *otg_caps)
42 #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT)
43 enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np);
45 static inline enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np)
47 return USBPHY_INTERFACE_MODE_UNKNOWN;
52 #endif /* __LINUX_USB_OF_H */