NetBSD/sys/arch/hpcarm/dev/ipaq_saip.c

129 lines
4.2 KiB
C

/* $NetBSD: ipaq_saip.c,v 1.20 2006/09/29 16:39:27 cube Exp $ */
/*-
* Copyright (c) 2001, The NetBSD Foundation, Inc. All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Ichiro FUKUHARA (ichiro@ichiro.org).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ipaq_saip.c,v 1.20 2006/09/29 16:39:27 cube Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/types.h>
#include <sys/conf.h>
#include <sys/device.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/uio.h>
#include <machine/cpu.h>
#include <machine/bus.h>
#include <arm/sa11x0/sa11x0_var.h>
#include <arm/sa11x0/sa11x0_reg.h>
#include <arm/sa11x0/sa11x0_dmacreg.h>
#include <arm/sa11x0/sa11x0_ppcreg.h>
#include <arm/sa11x0/sa11x0_gpioreg.h>
#include <arm/sa11x0/sa11x0_sspreg.h>
#include <hpcarm/dev/ipaq_saipvar.h>
#include <hpcarm/dev/ipaq_gpioreg.h>
/* prototypes */
static int ipaq_match(struct device *, struct cfdata *, void *);
static void ipaq_attach(struct device *, struct device *, void *);
static int ipaq_search(struct device *, struct cfdata *,
const int *, void *);
static int ipaq_print(void *, const char *);
/* attach structures */
CFATTACH_DECL(ipaqbus, sizeof(struct ipaq_softc),
ipaq_match, ipaq_attach, NULL, NULL);
static int
ipaq_print(void *aux, const char *name)
{
return (UNCONF);
}
int
ipaq_match(struct device *parent, struct cfdata *match, void *aux)
{
return (1);
}
void
ipaq_attach(struct device *parent, struct device *self, void *aux)
{
struct ipaq_softc *sc = (struct ipaq_softc*)self;
struct sa11x0_softc *psc = (struct sa11x0_softc *)parent;
printf("\n");
sc->sc_iot = psc->sc_iot;
sc->sc_ioh = psc->sc_ioh;
sc->sc_gpioh = psc->sc_gpioh;
/* Map the Extended GPIO registers */
if (bus_space_map(sc->sc_iot, SAEGPIO_BASE, 1, 0, &sc->sc_egpioh))
panic("%s: unable to map Extended GPIO registers",
self->dv_xname);
sc->ipaq_egpio = EGPIO_INIT;
bus_space_write_2(sc->sc_iot, sc->sc_egpioh, 0, sc->ipaq_egpio);
/* Map the SSP registers */
if (bus_space_map(sc->sc_iot, SASSP_BASE, SASSP_NPORTS, 0, &sc->sc_ssph))
panic("%s: unable to map SSP registers",
self->dv_xname);
sc->sc_ppch = psc->sc_ppch;
sc->sc_dmach = psc->sc_dmach;
/*
* Attach each devices
*/
config_search_ia(ipaq_search, self, "ipaqbus", NULL);
}
int
ipaq_search(struct device *parent, struct cfdata *cf, const int *ldesc,
void *aux)
{
if (config_match(parent, cf, NULL) > 0)
config_attach(parent, cf, NULL, ipaq_print);
return 0;
}