xref: /freebsd/sys/dev/dwc/if_dwc_if.m (revision 22cf89c938886d14f5796fc49f9f020c23ea8eaf) 
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#
28
29INTERFACE if_dwc;
30
31#include <dev/dwc/if_dwc.h>
32
33CODE {
34	static int
35	if_dwc_default_init(device_t dev)
36	{
37		return (0);
38	}
39
40	static int
41	if_dwc_default_mac_type(device_t dev)
42	{
43		return (DWC_GMAC_EXT_DESC);
44	}
45
46	static int
47	if_dwc_default_mii_clk(device_t dev)
48	{
49		return (GMAC_MII_CLK_25_35M_DIV16);
50	}
51
52	static int
53	if_dwc_default_set_speed(device_t dev, int speed)
54	{
55		return (0);
56	}
57};
58
59HEADER {
60};
61
62#
63# Initialize the SoC specific registers.
64#
65METHOD int init {
66	device_t dev;
67} DEFAULT if_dwc_default_init;
68
69#
70# Return the DWC MAC type (descriptor type).
71#
72METHOD int mac_type {
73	device_t dev;
74} DEFAULT if_dwc_default_mac_type;
75
76#
77# Return the DWC MII clock for a specific hardware.
78#
79METHOD int mii_clk {
80	device_t dev;
81} DEFAULT if_dwc_default_mii_clk;
82
83#
84# Signal media change to a specific hardware
85#
86METHOD int set_speed {
87	device_t dev;
88	int speed;
89} DEFAULT if_dwc_default_set_speed;
90