1 /* $NetBSD: ipaq_saip.c,v 1.8 2001/08/01 07:02:54 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_reg.h> 39 #include <hpcarm/sa11x0/sa11x0_dmacreg.h> 40 #include <hpcarm/sa11x0/sa11x0_ppcreg.h> 41 #include <hpcarm/sa11x0/sa11x0_gpioreg.h> 42 #include <hpcarm/sa11x0/sa11x0_sspreg.h> 43 #include <hpcarm/dev/ipaq_saipvar.h> 44 #include <hpcarm/dev/ipaq_gpioreg.h> 45 46 /* prototypes */ 47 static int ipaq_match(struct device *, struct cfdata *, void *); 48 static void ipaq_attach(struct device *, struct device *, void *); 49 static int ipaq_search(struct device *, struct cfdata *, void *); 50 static int ipaq_print(void *, const char *); 51 52 /* attach structures */ 53 struct cfattach ipaqbus_ca = { 54 sizeof(struct ipaq_softc), ipaq_match, ipaq_attach 55 }; 56 57 static int 58 ipaq_print(aux, name) 59 void *aux; 60 const char *name; 61 { 62 return (UNCONF); 63 } 64 65 int 66 ipaq_match(parent, match, aux) 67 struct device *parent; 68 struct cfdata *match; 69 void *aux; 70 { 71 return (1); 72 } 73 74 void 75 ipaq_attach(parent, self, aux) 76 struct device *parent; 77 struct device *self; 78 void *aux; 79 { 80 struct ipaq_softc *sc = (struct ipaq_softc*)self; 81 struct sa11x0_softc *psc = (struct sa11x0_softc *)parent; 82 83 printf("\n"); 84 85 sc->sc_iot = psc->sc_iot; 86 sc->sc_ioh = psc->sc_ioh; 87 sc->sc_gpioh = psc->sc_gpioh; 88 89 /* Map the Extended GPIO registers */ 90 if (bus_space_map(sc->sc_iot, SAEGPIO_BASE, 1, 0, &sc->sc_egpioh)) 91 panic("%s: unable to map Extended GPIO registers\n", 92 self->dv_xname); 93 94 sc->ipaq_egpio = EGPIO_INIT; 95 bus_space_write_2(sc->sc_iot, sc->sc_egpioh, 0, sc->ipaq_egpio); 96 97 /* Map the SSP registers */ 98 if (bus_space_map(sc->sc_iot, SASSP_BASE, SASSP_NPORTS, 0, &sc->sc_ssph)) 99 panic("%s: unable to map SSP registers\n", 100 self->dv_xname); 101 102 sc->sc_ppch = psc->sc_ppch; 103 sc->sc_dmach = psc->sc_dmach; 104 105 /* 106 * Attach each devices 107 */ 108 config_search(ipaq_search, self, NULL); 109 } 110 111 int 112 ipaq_search(parent, cf, aux) 113 struct device *parent; 114 struct cfdata *cf; 115 void *aux; 116 { 117 if ((*cf->cf_attach->ca_match)(parent, cf, NULL) > 0) 118 config_attach(parent, cf, NULL, ipaq_print); 119 120 return 0; 121 } 122