Linux kernel mirror (for testing)
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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * OF helpers for usb devices.
4 *
5 * This file is released under the GPLv2
6 */
7
8#ifndef __LINUX_USB_OF_H
9#define __LINUX_USB_OF_H
10
11#include <linux/usb/ch9.h>
12#include <linux/usb/otg.h>
13#include <linux/usb/phy.h>
14
15#if IS_ENABLED(CONFIG_OF)
16enum usb_dr_mode of_usb_get_dr_mode_by_phy(struct device_node *np, int arg0);
17bool of_usb_host_tpl_support(struct device_node *np);
18int of_usb_update_otg_caps(struct device_node *np,
19 struct usb_otg_caps *otg_caps);
20struct device_node *usb_of_get_child_node(struct device_node *parent,
21 int portnum);
22struct device *usb_of_get_companion_dev(struct device *dev);
23#else
24static inline enum usb_dr_mode
25of_usb_get_dr_mode_by_phy(struct device_node *np, int arg0)
26{
27 return USB_DR_MODE_UNKNOWN;
28}
29static inline bool of_usb_host_tpl_support(struct device_node *np)
30{
31 return false;
32}
33static inline int of_usb_update_otg_caps(struct device_node *np,
34 struct usb_otg_caps *otg_caps)
35{
36 return 0;
37}
38static inline struct device_node *usb_of_get_child_node
39 (struct device_node *parent, int portnum)
40{
41 return NULL;
42}
43static inline struct device *usb_of_get_companion_dev(struct device *dev)
44{
45 return NULL;
46}
47#endif
48
49#if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT)
50enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np);
51#else
52static inline enum usb_phy_interface of_usb_get_phy_mode(struct device_node *np)
53{
54 return USBPHY_INTERFACE_MODE_UNKNOWN;
55}
56
57#endif
58
59#endif /* __LINUX_USB_OF_H */