xref: /freebsd/sys/dev/dpaa2/memac_mdio.h (revision ba7319e9091b4f6ef15a9c4be3d3d076f3047f72)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright © 2021-2022 Bjoern A. Zeeb
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 #ifndef	__MEMAC_MDIO_H
29 #define	__MEMAC_MDIO_H
30 
31 /* -------------------------------------------------------------------------- */
32 
33 struct memacphy_softc_common {
34 	device_t			dev;
35 	device_t			dpnidev;
36 	int				phy;
37 };
38 
39 int memacphy_miibus_readreg(device_t, int, int);
40 int memacphy_miibus_writereg(device_t, int, int, int);
41 void memacphy_miibus_statchg(struct memacphy_softc_common *);
42 int memacphy_set_ni_dev(struct memacphy_softc_common *, device_t);
43 int memacphy_get_phy_loc(struct memacphy_softc_common *, int *);
44 
45 
46 /* -------------------------------------------------------------------------- */
47 
48 struct memac_mdio_softc_common {
49 	device_t		dev;
50 	struct resource		*mem_res;
51 	bool			is_little_endian;
52 };
53 
54 int memac_miibus_readreg(struct memac_mdio_softc_common *, int, int);
55 int memac_miibus_writereg(struct memac_mdio_softc_common *, int, int, int);
56 
57 ssize_t memac_mdio_get_property(device_t, device_t, const char *,
58     void *, size_t, device_property_type_t);
59 int memac_mdio_read_ivar(device_t, device_t, int, uintptr_t *);
60 
61 int memac_mdio_generic_attach(struct memac_mdio_softc_common *);
62 int memac_mdio_generic_detach(struct memac_mdio_softc_common *);
63 
64 #endif	/* __MEMAC_MDIO_H */
65