FreeBSD/Linux Kernel Cross Reference
sys/dev/mii/mii_fdt.h
1 /*-
2 * Copyright (c) 2017 Ian Lepore <ian@freebsd.org>
3 * All rights reserved.
4 *
5 * Development sponsored by Microsemi, Inc.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31 #ifndef _DEV_MII_FDT_H_
32 #define _DEV_MII_FDT_H_
33
34 /*
35 * Common FDT config for a PHY, as documented in the devicetree bindings
36 * documents ethernet.txt and phy.txt. Boolean properties are represented as
37 * bits in the flags member.
38 */
39 struct mii_fdt_phy_config {
40 phandle_t macnode; /* Node (not xref) of parent MAC */
41 phandle_t phynode; /* Node (not xref) of PHY */
42 mii_contype_t con_type; /* MAC<->PHY connection type */
43 u_int max_speed; /* Mbits/sec, 0 = not specified */
44 uint32_t flags; /* MIIF_FDT_xxx boolean properties */
45 };
46 typedef struct mii_fdt_phy_config mii_fdt_phy_config_t;
47
48 /* PHY config flags. */
49 #define MIIF_FDT_COMPAT_CLAUSE45 0x0001
50 #define MIIF_FDT_BROKEN_TURNAROUND 0x0002
51 #define MIIF_FDT_LANE_SWAP 0x0004
52 #define MIIF_FDT_NO_LANE_SWAP 0x0008
53 #define MIIF_FDT_EEE_BROKEN_100TX 0x0010
54 #define MIIF_FDT_EEE_BROKEN_1000T 0x0020
55 #define MIIF_FDT_EEE_BROKEN_10GT 0x0040
56 #define MIIF_FDT_EEE_BROKEN_1000KX 0x0080
57 #define MIIF_FDT_EEE_BROKEN_10GKX4 0x0100
58 #define MIIF_FDT_EEE_BROKEN_10GKR 0x0200
59
60 /*
61 * Convert between mii_contype enums and devicetree property strings.
62 */
63 const char *mii_fdt_contype_to_name(mii_contype_t contype);
64 mii_contype_t mii_fdt_contype_from_name(const char *name);
65
66 /* Get the connection type from the given MAC node. */
67 mii_contype_t mii_fdt_get_contype(phandle_t macnode);
68
69 /*
70 * Get/free the config for the given PHY device.
71 */
72 void mii_fdt_free_config(struct mii_fdt_phy_config *cfg);
73 mii_fdt_phy_config_t *mii_fdt_get_config(device_t phydev);
74
75 #endif
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