1 /* $NetBSD: ipaq_saip.c,v 1.17 2005/12/11 12:17:32 christos 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 26 #include <sys/cdefs.h> 27 __KERNEL_RCSID(0, "$NetBSD: ipaq_saip.c,v 1.17 2005/12/11 12:17:32 christos Exp $"); 28 29 #include <sys/param.h> 30 #include <sys/systm.h> 31 #include <sys/types.h> 32 #include <sys/conf.h> 33 #include <sys/device.h> 34 #include <sys/kernel.h> 35 #include <sys/malloc.h> 36 #include <sys/uio.h> 37 38 #include <machine/cpu.h> 39 #include <machine/bus.h> 40 41 #include <arm/sa11x0/sa11x0_var.h> 42 #include <arm/sa11x0/sa11x0_reg.h> 43 #include <arm/sa11x0/sa11x0_dmacreg.h> 44 #include <arm/sa11x0/sa11x0_ppcreg.h> 45 #include <arm/sa11x0/sa11x0_gpioreg.h> 46 #include <arm/sa11x0/sa11x0_sspreg.h> 47 48 #include <hpcarm/dev/ipaq_saipvar.h> 49 #include <hpcarm/dev/ipaq_gpioreg.h> 50 51 /* prototypes */ 52 static int ipaq_match(struct device *, struct cfdata *, void *); 53 static void ipaq_attach(struct device *, struct device *, void *); 54 static int ipaq_search(struct device *, struct cfdata *, 55 const int *, void *); 56 static int ipaq_print(void *, const char *); 57 58 /* attach structures */ 59 CFATTACH_DECL(ipaqbus, sizeof(struct ipaq_softc), 60 ipaq_match, ipaq_attach, NULL, NULL); 61 62 static int 63 ipaq_print(aux, name) 64 void *aux; 65 const char *name; 66 { 67 return (UNCONF); 68 } 69 70 int 71 ipaq_match(parent, match, aux) 72 struct device *parent; 73 struct cfdata *match; 74 void *aux; 75 { 76 return (1); 77 } 78 79 void 80 ipaq_attach(parent, self, aux) 81 struct device *parent; 82 struct device *self; 83 void *aux; 84 { 85 struct ipaq_softc *sc = (struct ipaq_softc*)self; 86 struct sa11x0_softc *psc = (struct sa11x0_softc *)parent; 87 88 printf("\n"); 89 90 sc->sc_iot = psc->sc_iot; 91 sc->sc_ioh = psc->sc_ioh; 92 sc->sc_gpioh = psc->sc_gpioh; 93 94 /* Map the Extended GPIO registers */ 95 if (bus_space_map(sc->sc_iot, SAEGPIO_BASE, 1, 0, &sc->sc_egpioh)) 96 panic("%s: unable to map Extended GPIO registers", 97 self->dv_xname); 98 99 sc->ipaq_egpio = EGPIO_INIT; 100 bus_space_write_2(sc->sc_iot, sc->sc_egpioh, 0, sc->ipaq_egpio); 101 102 /* Map the SSP registers */ 103 if (bus_space_map(sc->sc_iot, SASSP_BASE, SASSP_NPORTS, 0, &sc->sc_ssph)) 104 panic("%s: unable to map SSP registers", 105 self->dv_xname); 106 107 sc->sc_ppch = psc->sc_ppch; 108 sc->sc_dmach = psc->sc_dmach; 109 110 /* 111 * Attach each devices 112 */ 113 config_search_ia(ipaq_search, self, "ipaqbus", NULL); 114 } 115 116 int 117 ipaq_search(parent, cf, ldesc, aux) 118 struct device *parent; 119 struct cfdata *cf; 120 const int *ldesc; 121 void *aux; 122 { 123 if (config_match(parent, cf, NULL) > 0) 124 config_attach(parent, cf, NULL, ipaq_print); 125 126 return 0; 127 } 128