1/* $OpenBSD: omcm.c,v 1.4 2023/09/22 01:10:43 jsg Exp $ */
2/*
3 * Copyright (c) 2020 Mark Kettenis <kettenis@openbsd.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18#include <sys/param.h>
19#include <sys/device.h>
20
21#include <machine/fdt.h>
22
23#include <dev/ofw/openfirm.h>
24
25#include <machine/simplebusvar.h>
26
27struct omcm_softc {
28	struct simplebus_softc	sc_bus;
29};
30
31int	omcm_match(struct device *, void *, void *);
32void	omcm_attach(struct device *, struct device *, void *);
33
34const struct cfattach omcm_ca = {
35	sizeof(struct omcm_softc), omcm_match, omcm_attach
36};
37
38struct cfdriver omcm_cd = {
39	NULL, "omcm", DV_DULL
40};
41
42int
43omcm_match(struct device *parent, void *cfdata, void *aux)
44{
45	struct fdt_attach_args *faa = aux;
46
47	return OF_is_compatible(faa->fa_node, "ti,omap4-cm");
48}
49
50void
51omcm_attach(struct device *parent, struct device *self, void *aux)
52{
53	struct omcm_softc *sc = (struct omcm_softc *)self;
54	struct fdt_attach_args *faa = aux;
55
56	simplebus_attach(parent, &sc->sc_bus.sc_dev, faa);
57}
58