1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 2006 Juniper Networks.
5 * All rights reserved.
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 * 3. The name of the author may not be used to endorse or promote products
16 *    derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
32__FBSDID("$FreeBSD$");
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/bus.h>
37#include <sys/conf.h>
38#include <sys/kernel.h>
39#include <sys/lock.h>
40#include <sys/malloc.h>
41#include <sys/module.h>
42#include <sys/rman.h>
43#include <machine/bus.h>
44
45#include <dev/ofw/ofw_bus.h>
46#include <dev/ofw/ofw_bus_subr.h>
47#include <dev/quicc/quicc_bfe.h>
48
49static int quicc_fdt_probe(device_t dev);
50
51static device_method_t quicc_fdt_methods[] = {
52	/* Device interface */
53	DEVMETHOD(device_probe,		quicc_fdt_probe),
54	DEVMETHOD(device_attach,	quicc_bfe_attach),
55	DEVMETHOD(device_detach,	quicc_bfe_detach),
56
57	DEVMETHOD(bus_alloc_resource,	quicc_bus_alloc_resource),
58	DEVMETHOD(bus_release_resource,	quicc_bus_release_resource),
59	DEVMETHOD(bus_get_resource,	quicc_bus_get_resource),
60	DEVMETHOD(bus_read_ivar,	quicc_bus_read_ivar),
61	DEVMETHOD(bus_setup_intr,	quicc_bus_setup_intr),
62	DEVMETHOD(bus_teardown_intr,	quicc_bus_teardown_intr),
63
64	DEVMETHOD_END
65};
66
67static driver_t quicc_fdt_driver = {
68	quicc_driver_name,
69	quicc_fdt_methods,
70	sizeof(struct quicc_softc),
71};
72
73static int
74quicc_fdt_probe(device_t dev)
75{
76	phandle_t par;
77	pcell_t clock;
78
79	if (!ofw_bus_status_okay(dev))
80		return (ENXIO);
81
82	if (!ofw_bus_is_compatible(dev, "fsl,cpm2"))
83		return (ENXIO);
84
85	par = OF_parent(ofw_bus_get_node(dev));
86	if (OF_getprop(par, "bus-frequency", &clock, sizeof(clock)) <= 0)
87		clock = 0;
88
89	return (quicc_bfe_probe(dev, (uintptr_t)clock));
90}
91
92DRIVER_MODULE(quicc, simplebus, quicc_fdt_driver, quicc_devclass, 0, 0);
93