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_by_phy(struct device_node *phy_np); 16 bool of_usb_host_tpl_support(struct device_node *np); 17 int of_usb_update_otg_caps(struct device_node *np, 18 struct usb_otg_caps *otg_caps); 19 #else 20 static inline enum usb_dr_mode 21 of_usb_get_dr_mode_by_phy(struct device_node *phy_np) 22 { 23 return USB_DR_MODE_UNKNOWN; 24 } 25 static inline bool of_usb_host_tpl_support(struct device_node *np) 26 { 27 return false; 28 } 29 static inline int of_usb_update_otg_caps(struct device_node *np, 30 struct usb_otg_caps *otg_caps) 31 { 32 return 0; 33 } 34 #endif 35 36 #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT) 37 enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np); 38 #else 39 static inline enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np) 40 { 41 return USBPHY_INTERFACE_MODE_UNKNOWN; 42 } 43 44 #endif 45 46 #endif /* __LINUX_USB_OF_H */ 47