1 /* $NetBSD: ipaq_saip.c,v 1.5 2001/07/15 00:30:17 ichiro 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 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the NetBSD 20 * Foundation, Inc. and its contributors. 21 * 4. Neither the name of The NetBSD Foundation nor the names of its 22 * contributors may be used to endorse or promote products derived 23 * from this software without specific prior written permission. 24 */ 25 #include <sys/param.h> 26 #include <sys/systm.h> 27 #include <sys/types.h> 28 #include <sys/conf.h> 29 #include <sys/device.h> 30 #include <sys/kernel.h> 31 #include <sys/malloc.h> 32 #include <sys/uio.h> 33 34 #include <machine/cpu.h> 35 #include <machine/bus.h> 36 37 #include <hpcarm/sa11x0/sa11x0_var.h> 38 #include <hpcarm/sa11x0/sa11x0_dmacreg.h> 39 #include <hpcarm/sa11x0/sa11x0_ppcreg.h> 40 #include <hpcarm/sa11x0/sa11x0_gpioreg.h> 41 #include <hpcarm/dev/ipaq_saipvar.h> 42 #include <hpcarm/dev/ipaq_gpioreg.h> 43 44 /* prototypes */ 45 static int ipaq_match(struct device *, struct cfdata *, void *); 46 static void ipaq_attach(struct device *, struct device *, void *); 47 static int ipaq_search(struct device *, struct cfdata *, void *); 48 static int ipaq_print(void *, const char *); 49 50 /* attach structures */ 51 struct cfattach ipaqbus_ca = { 52 sizeof(struct ipaq_softc), ipaq_match, ipaq_attach 53 }; 54 55 static int 56 ipaq_print(aux, name) 57 void *aux; 58 const char *name; 59 { 60 return (UNCONF); 61 } 62 63 int 64 ipaq_match(parent, match, aux) 65 struct device *parent; 66 struct cfdata *match; 67 void *aux; 68 { 69 return (1); 70 } 71 72 void 73 ipaq_attach(parent, self, aux) 74 struct device *parent; 75 struct device *self; 76 void *aux; 77 { 78 struct ipaq_softc *sc = (struct ipaq_softc*)self; 79 struct sa11x0_softc *psc = (struct sa11x0_softc *)parent; 80 81 printf("\n"); 82 83 sc->sc_iot = psc->sc_iot; 84 sc->sc_ioh = psc->sc_ioh; 85 sc->sc_gpioh = psc->sc_gpioh; 86 87 /* Map the Extended GPIO registers */ 88 if (bus_space_map(sc->sc_iot, SAEGPIO_BASE, 1, 0, &sc->sc_egpioh)) 89 panic("%s: unable to map Extended GPIO registers\n", 90 self->dv_xname); 91 92 sc->ipaq_egpio = EGPIO_INIT; 93 bus_space_write_2(sc->sc_iot, sc->sc_egpioh, 0, sc->ipaq_egpio); 94 95 sc->sc_ppch = psc->sc_ppch; 96 sc->sc_dmach = psc->sc_dmach; 97 98 /* 99 * Attach each devices 100 */ 101 config_search(ipaq_search, self, NULL); 102 } 103 104 int 105 ipaq_search(parent, cf, aux) 106 struct device *parent; 107 struct cfdata *cf; 108 void *aux; 109 { 110 if ((*cf->cf_attach->ca_match)(parent, cf, NULL) > 0) 111 config_attach(parent, cf, NULL, ipaq_print); 112 113 return 0; 114 } 115