2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2019 Ian Lepore <ian@FreeBSD.org>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #ifndef _USB_FDT_SUPPORT_H_
31 #define _USB_FDT_SUPPORT_H_
37 * Get the device's MAC address from the FDT data. Fills in ue->ue_eaddr and
38 * returns 0 on success, otherwise leaves ue_eaddr untouched and returns
39 * non-zero. This first attempts to get the address from the "mac-address"
40 * property, and if that's not valid it tries the "local-mac-address" property;
41 * this matches the linux interpretation of the precedence of those properties.
43 int usb_fdt_get_mac_addr(device_t dev, struct usb_ether* ue);
45 /* Get the FDT node for dev. Returns -1 if dev is not in the FDT data. */
46 phandle_t usb_fdt_get_node(device_t dev, struct usb_device* udev);