xref: /freebsd/sys/dev/dwc/if_dwc_if.m (revision b0d29bc47dba79f6f38e67eabadfb4b32ffd9390) 
1#-
2# Copyright (c) 2015 Luiz Otavio O Souza <loos@FreeBSD.org>
3# Copyright (c) 2014 Ruslan Bukin <br@bsdpad.com>
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
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.
14#
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
25# SUCH DAMAGE.
26#
27# $FreeBSD$
28#
29
30INTERFACE if_dwc;
31
32#include <dev/dwc/if_dwc.h>
33
34CODE {
35	static int
36	if_dwc_default_init(device_t dev)
37	{
38		return (0);
39	}
40
41	static int
42	if_dwc_default_mac_type(device_t dev)
43	{
44		return (DWC_GMAC);
45	}
46
47	static int
48	if_dwc_default_mii_clk(device_t dev)
49	{
50		return (GMAC_MII_CLK_25_35M_DIV16);
51	}
52};
53
54HEADER {
55};
56
57#
58# Initialize the SoC specific registers.
59#
60METHOD int init {
61	device_t dev;
62} DEFAULT if_dwc_default_init;
63
64#
65# Return the DWC MAC type (descriptor type).
66#
67METHOD int mac_type {
68	device_t dev;
69} DEFAULT if_dwc_default_mac_type;
70
71#
72# Return the DWC MII clock for a specific hardware.
73#
74METHOD int mii_clk {
75	device_t dev;
76} DEFAULT if_dwc_default_mii_clk;
77