xref: /openbmc/linux/include/linux/usb/of.h (revision 7051924f771722c6dd235e693742cda6488ac700)
1 /*
2  * OF helpers for usb devices.
3  *
4  * This file is released under the GPLv2
5  */
6 
7 #ifndef __LINUX_USB_OF_H
8 #define __LINUX_USB_OF_H
9 
10 #include <linux/usb/ch9.h>
11 #include <linux/usb/otg.h>
12 #include <linux/usb/phy.h>
13 
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 #else
18 static inline enum usb_dr_mode of_usb_get_dr_mode(struct device_node *np)
19 {
20 	return USB_DR_MODE_UNKNOWN;
21 }
22 
23 static inline enum usb_device_speed
24 of_usb_get_maximum_speed(struct device_node *np)
25 {
26 	return USB_SPEED_UNKNOWN;
27 }
28 #endif
29 
30 #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT)
31 enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np);
32 #else
33 static inline enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np)
34 {
35 	return USBPHY_INTERFACE_MODE_UNKNOWN;
36 }
37 
38 #endif
39 
40 #endif /* __LINUX_USB_OF_H */
41