1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* |
3 | * OF helpers for usb devices. |
4 | */ |
5 | |
6 | #ifndef __LINUX_USB_OF_H |
7 | #define __LINUX_USB_OF_H |
8 | |
9 | #include <linux/usb/ch9.h> |
10 | #include <linux/usb/otg.h> |
11 | #include <linux/usb/phy.h> |
12 | |
13 | struct usb_device; |
14 | |
15 | #if IS_ENABLED(CONFIG_OF) |
16 | enum usb_dr_mode of_usb_get_dr_mode_by_phy(struct device_node *np, int arg0); |
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); |
20 | struct device_node *usb_of_get_device_node(struct usb_device *hub, int port1); |
21 | bool usb_of_has_combined_node(struct usb_device *udev); |
22 | struct device_node *usb_of_get_interface_node(struct usb_device *udev, |
23 | u8 config, u8 ifnum); |
24 | struct device *usb_of_get_companion_dev(struct device *dev); |
25 | #else |
26 | static inline enum usb_dr_mode |
27 | of_usb_get_dr_mode_by_phy(struct device_node *np, int arg0) |
28 | { |
29 | return USB_DR_MODE_UNKNOWN; |
30 | } |
31 | static inline bool of_usb_host_tpl_support(struct device_node *np) |
32 | { |
33 | return false; |
34 | } |
35 | static inline int of_usb_update_otg_caps(struct device_node *np, |
36 | struct usb_otg_caps *otg_caps) |
37 | { |
38 | return 0; |
39 | } |
40 | static inline struct device_node * |
41 | usb_of_get_device_node(struct usb_device *hub, int port1) |
42 | { |
43 | return NULL; |
44 | } |
45 | static inline bool usb_of_has_combined_node(struct usb_device *udev) |
46 | { |
47 | return false; |
48 | } |
49 | static inline struct device_node * |
50 | usb_of_get_interface_node(struct usb_device *udev, u8 config, u8 ifnum) |
51 | { |
52 | return NULL; |
53 | } |
54 | static inline struct device *usb_of_get_companion_dev(struct device *dev) |
55 | { |
56 | return NULL; |
57 | } |
58 | #endif |
59 | |
60 | #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT) |
61 | enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np); |
62 | #else |
63 | static inline enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np) |
64 | { |
65 | return USBPHY_INTERFACE_MODE_UNKNOWN; |
66 | } |
67 | |
68 | #endif |
69 | |
70 | #endif /* __LINUX_USB_OF_H */ |
71 | |