| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* include/linux/usb/otg.h |
| * |
| * Copyright (c) 2015 Texas Instruments Incorporated - http://www.ti.com |
| * |
| * USB OTG (On The Go) defines |
| */ |
| |
| #ifndef __LINUX_USB_OTG_H |
| #define __LINUX_USB_OTG_H |
| |
| enum usb_dr_mode { |
| USB_DR_MODE_UNKNOWN, |
| USB_DR_MODE_HOST, |
| USB_DR_MODE_PERIPHERAL, |
| USB_DR_MODE_OTG, |
| }; |
| |
| /** |
| * usb_get_dr_mode() - Get dual role mode for given device |
| * @node: Node offset to the given device |
| * |
| * The function gets phy interface string from property 'dr_mode', |
| * and returns the correspondig enum usb_dr_mode |
| */ |
| enum usb_dr_mode usb_get_dr_mode(int node); |
| |
| /** |
| * usb_get_maximum_speed() - Get maximum speed for given device |
| * @node: Node offset to the given device |
| * |
| * The function gets phy interface string from property 'maximum-speed', |
| * and returns the correspondig enum usb_device_speed |
| */ |
| enum usb_device_speed usb_get_maximum_speed(int node); |
| |
| #endif /* __LINUX_USB_OTG_H */ |