xref: /freebsd/sys/dev/dpaa2/memac_mdio.h (revision ba7319e9091b4f6ef15a9c4be3d3d076f3047f72)
1*ba7319e9SDmitry Salychev /*-
2*ba7319e9SDmitry Salychev  * SPDX-License-Identifier: BSD-2-Clause
3*ba7319e9SDmitry Salychev  *
4*ba7319e9SDmitry Salychev  * Copyright © 2021-2022 Bjoern A. Zeeb
5*ba7319e9SDmitry Salychev  *
6*ba7319e9SDmitry Salychev  * Redistribution and use in source and binary forms, with or without
7*ba7319e9SDmitry Salychev  * modification, are permitted provided that the following conditions
8*ba7319e9SDmitry Salychev  * are met:
9*ba7319e9SDmitry Salychev  * 1. Redistributions of source code must retain the above copyright
10*ba7319e9SDmitry Salychev  *    notice, this list of conditions and the following disclaimer.
11*ba7319e9SDmitry Salychev  * 2. Redistributions in binary form must reproduce the above copyright
12*ba7319e9SDmitry Salychev  *    notice, this list of conditions and the following disclaimer in the
13*ba7319e9SDmitry Salychev  *    documentation and/or other materials provided with the distribution.
14*ba7319e9SDmitry Salychev  *
15*ba7319e9SDmitry Salychev  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16*ba7319e9SDmitry Salychev  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17*ba7319e9SDmitry Salychev  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18*ba7319e9SDmitry Salychev  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19*ba7319e9SDmitry Salychev  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20*ba7319e9SDmitry Salychev  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21*ba7319e9SDmitry Salychev  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22*ba7319e9SDmitry Salychev  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23*ba7319e9SDmitry Salychev  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24*ba7319e9SDmitry Salychev  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25*ba7319e9SDmitry Salychev  * SUCH DAMAGE.
26*ba7319e9SDmitry Salychev  */
27*ba7319e9SDmitry Salychev 
28*ba7319e9SDmitry Salychev #ifndef	__MEMAC_MDIO_H
29*ba7319e9SDmitry Salychev #define	__MEMAC_MDIO_H
30*ba7319e9SDmitry Salychev 
31*ba7319e9SDmitry Salychev /* -------------------------------------------------------------------------- */
32*ba7319e9SDmitry Salychev 
33*ba7319e9SDmitry Salychev struct memacphy_softc_common {
34*ba7319e9SDmitry Salychev 	device_t			dev;
35*ba7319e9SDmitry Salychev 	device_t			dpnidev;
36*ba7319e9SDmitry Salychev 	int				phy;
37*ba7319e9SDmitry Salychev };
38*ba7319e9SDmitry Salychev 
39*ba7319e9SDmitry Salychev int memacphy_miibus_readreg(device_t, int, int);
40*ba7319e9SDmitry Salychev int memacphy_miibus_writereg(device_t, int, int, int);
41*ba7319e9SDmitry Salychev void memacphy_miibus_statchg(struct memacphy_softc_common *);
42*ba7319e9SDmitry Salychev int memacphy_set_ni_dev(struct memacphy_softc_common *, device_t);
43*ba7319e9SDmitry Salychev int memacphy_get_phy_loc(struct memacphy_softc_common *, int *);
44*ba7319e9SDmitry Salychev 
45*ba7319e9SDmitry Salychev 
46*ba7319e9SDmitry Salychev /* -------------------------------------------------------------------------- */
47*ba7319e9SDmitry Salychev 
48*ba7319e9SDmitry Salychev struct memac_mdio_softc_common {
49*ba7319e9SDmitry Salychev 	device_t		dev;
50*ba7319e9SDmitry Salychev 	struct resource		*mem_res;
51*ba7319e9SDmitry Salychev 	bool			is_little_endian;
52*ba7319e9SDmitry Salychev };
53*ba7319e9SDmitry Salychev 
54*ba7319e9SDmitry Salychev int memac_miibus_readreg(struct memac_mdio_softc_common *, int, int);
55*ba7319e9SDmitry Salychev int memac_miibus_writereg(struct memac_mdio_softc_common *, int, int, int);
56*ba7319e9SDmitry Salychev 
57*ba7319e9SDmitry Salychev ssize_t memac_mdio_get_property(device_t, device_t, const char *,
58*ba7319e9SDmitry Salychev     void *, size_t, device_property_type_t);
59*ba7319e9SDmitry Salychev int memac_mdio_read_ivar(device_t, device_t, int, uintptr_t *);
60*ba7319e9SDmitry Salychev 
61*ba7319e9SDmitry Salychev int memac_mdio_generic_attach(struct memac_mdio_softc_common *);
62*ba7319e9SDmitry Salychev int memac_mdio_generic_detach(struct memac_mdio_softc_common *);
63*ba7319e9SDmitry Salychev 
64*ba7319e9SDmitry Salychev #endif	/* __MEMAC_MDIO_H */
65