1/*	$NetBSD: ipaq_saip.c,v 1.22 2009/05/29 14:15:45 rjs Exp $	*/
2
3/*-
4 * Copyright (c) 2001, The NetBSD Foundation, Inc.  All rights reserved.
5 *
6 * This code is derived from software contributed to The NetBSD Foundation
7 * by Ichiro FUKUHARA (ichiro@ichiro.org).
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include <sys/cdefs.h>
32__KERNEL_RCSID(0, "$NetBSD: ipaq_saip.c,v 1.22 2009/05/29 14:15:45 rjs Exp $");
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/types.h>
37#include <sys/conf.h>
38#include <sys/device.h>
39#include <sys/kernel.h>
40#include <sys/malloc.h>
41#include <sys/uio.h>
42#include <sys/bus.h>
43
44#include <machine/cpu.h>
45
46#include <arm/sa11x0/sa11x0_var.h>
47#include <arm/sa11x0/sa11x0_reg.h>
48#include <arm/sa11x0/sa11x0_dmacreg.h>
49#include <arm/sa11x0/sa11x0_ppcreg.h>
50#include <arm/sa11x0/sa11x0_gpioreg.h>
51#include <arm/sa11x0/sa11x0_sspreg.h>
52
53#include <hpcarm/dev/ipaq_saipvar.h>
54#include <hpcarm/dev/ipaq_gpioreg.h>
55
56/* prototypes */
57static int	ipaq_match(device_t, cfdata_t, void *);
58static void	ipaq_attach(device_t, device_t, void *);
59static int 	ipaq_search(device_t, cfdata_t, const int *, void *);
60static int	ipaq_print(void *, const char *);
61
62/* attach structures */
63CFATTACH_DECL_NEW(ipaqbus, sizeof(struct ipaq_softc),
64    ipaq_match, ipaq_attach, NULL, NULL);
65
66static int
67ipaq_print(void *aux, const char *name)
68{
69        return (UNCONF);
70}
71
72int
73ipaq_match(device_t parent, cfdata_t match, void *aux)
74{
75	return (1);
76}
77
78void
79ipaq_attach(device_t parent, device_t self, void *aux)
80{
81	struct ipaq_softc *sc = device_private(self);
82	struct sa11x0_softc *psc = device_private(parent);
83
84	aprint_normal("\n");
85
86	sc->sc_dev = self;
87	sc->sc_iot = psc->sc_iot;
88	sc->sc_ioh = psc->sc_ioh;
89	sc->sc_gpioh = psc->sc_gpioh;
90
91	/* Map the Extended GPIO registers */
92	if (bus_space_map(sc->sc_iot, SAEGPIO_BASE, 1, 0, &sc->sc_egpioh))
93		panic("%s: unable to map Extended GPIO registers",
94			device_xname(self));
95
96	sc->ipaq_egpio = EGPIO_INIT;
97        bus_space_write_2(sc->sc_iot, sc->sc_egpioh, 0, sc->ipaq_egpio);
98
99	/* Map the SSP registers */
100	if (bus_space_map(sc->sc_iot, SASSP_BASE, SASSP_NPORTS, 0, &sc->sc_ssph))
101		panic("%s: unable to map SSP registers",
102			device_xname(self));
103
104	sc->sc_ppch = psc->sc_ppch;
105	sc->sc_dmach = psc->sc_dmach;
106
107	/*
108	 *  Attach each devices
109	 */
110	config_search_ia(ipaq_search, self, "ipaqbus", NULL);
111}
112
113int
114ipaq_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux)
115{
116	if (config_match(parent, cf, NULL) > 0)
117		config_attach(parent, cf, NULL, ipaq_print);
118
119        return 0;
120}
121