1 files changed, 48 insertions, 0 deletions
diff --git a/freebsd/sys/dev/usb/usb_fdt_support.h b/freebsd/sys/dev/usb/usb_fdt_support.h
new file mode 100644
index 00000000..e4249e85
--- /dev/null
+++ b/freebsd/sys/dev/usb/usb_fdt_support.h
@@ -0,0 +1,48 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (c) 2019 Ian Lepore <ian@FreeBSD.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _USB_FDT_SUPPORT_H_
+#define	_USB_FDT_SUPPORT_H_
+
+struct usb_device;
+struct usb_ether;
+
+/*
+ * Get the device's MAC address from the FDT data.  Fills in ue->ue_eaddr and
+ * returns 0 on success, otherwise leaves ue_eaddr untouched and returns
+ * non-zero.  This first attempts to get the address from the "mac-address"
+ * property, and if that's not valid it tries the "local-mac-address" property;
+ * this matches the linux interpretation of the precedence of those properties.
+ */
+int usb_fdt_get_mac_addr(device_t dev, struct usb_ether* ue);
+
+/* Get the FDT node for dev.  Returns -1 if dev is not in the FDT data. */
+phandle_t usb_fdt_get_node(device_t dev, struct usb_device* udev);
+
+#endif