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- // SPDX-License-Identifier: GPL-2.0
- /*
- * OF helpers for usb devices.
- */
- #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>
- struct usb_device;
- #if IS_ENABLED(CONFIG_OF)
- enum usb_dr_mode of_usb_get_dr_mode_by_phy(struct device_node *np, int arg0);
- 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);
- struct device_node *usb_of_get_device_node(struct usb_device *hub, int port1);
- bool usb_of_has_combined_node(struct usb_device *udev);
- struct device_node *usb_of_get_interface_node(struct usb_device *udev,
- u8 config, u8 ifnum);
- struct device *usb_of_get_companion_dev(struct device *dev);
- #else
- static inline enum usb_dr_mode
- of_usb_get_dr_mode_by_phy(struct device_node *np, int arg0)
- {
- 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;
- }
- static inline struct device_node *
- usb_of_get_device_node(struct usb_device *hub, int port1)
- {
- return NULL;
- }
- static inline bool usb_of_has_combined_node(struct usb_device *udev)
- {
- return false;
- }
- static inline struct device_node *
- usb_of_get_interface_node(struct usb_device *udev, u8 config, u8 ifnum)
- {
- return NULL;
- }
- static inline struct device *usb_of_get_companion_dev(struct device *dev)
- {
- return NULL;
- }
- #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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