1 /* $Id: imx31_aips.c,v 1.5 2012/10/27 17:17:39 chs Exp $ */ 2 3 /* derived from: */ 4 /* $NetBSD: imx31_aips.c,v 1.5 2012/10/27 17:17:39 chs Exp $ */ 5 6 /* 7 * Copyright (c) 2002, 2005 Genetec Corporation. All rights reserved. 8 * Written by Hiroyuki Bessho for Genetec Corporation. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed for the NetBSD Project by 21 * Genetec Corporation. 22 * 4. The name of Genetec Corporation may not be used to endorse or 23 * promote products derived from this software without specific prior 24 * written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GENETEC CORPORATION 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 * 38 * 39 * Autoconfiguration support for the Intel PXA2[15]0 application 40 * processor. This code is derived from arm/sa11x0/sa11x0.c 41 */ 42 43 /*- 44 * Copyright (c) 2001, The NetBSD Foundation, Inc. All rights reserved. 45 * 46 * This code is derived from software contributed to The NetBSD Foundation 47 * by IWAMOTO Toshihiro and Ichiro FUKUHARA. 48 * 49 * Redistribution and use in source and binary forms, with or without 50 * modification, are permitted provided that the following conditions 51 * are met: 52 * 1. Redistributions of source code must retain the above copyright 53 * notice, this list of conditions and the following disclaimer. 54 * 2. Redistributions in binary form must reproduce the above copyright 55 * notice, this list of conditions and the following disclaimer in the 56 * documentation and/or other materials provided with the distribution. 57 * 58 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 59 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 60 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 61 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 62 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 63 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 64 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 65 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 66 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 67 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 68 * POSSIBILITY OF SUCH DAMAGE. 69 */ 70 /*- 71 * Copyright (c) 1999 72 * Shin Takemura and PocketBSD Project. All rights reserved. 73 * 74 * Redistribution and use in source and binary forms, with or without 75 * modification, are permitted provided that the following conditions 76 * are met: 77 * 1. Redistributions of source code must retain the above copyright 78 * notice, this list of conditions and the following disclaimer. 79 * 2. Redistributions in binary form must reproduce the above copyright 80 * notice, this list of conditions and the following disclaimer in the 81 * documentation and/or other materials provided with the distribution. 82 * 3. All advertising materials mentioning features or use of this software 83 * must display the following acknowledgement: 84 * This product includes software developed by the PocketBSD project 85 * and its contributors. 86 * 4. Neither the name of the project nor the names of its contributors 87 * may be used to endorse or promote products derived from this software 88 * without specific prior written permission. 89 * 90 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 91 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 92 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 93 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 94 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 95 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 96 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 97 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 98 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 99 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 100 * SUCH DAMAGE. 101 * 102 */ 103 104 #include <sys/cdefs.h> 105 __KERNEL_RCSID(0, "$Id: imx31_aips.c,v 1.5 2012/10/27 17:17:39 chs Exp $"); 106 107 #include "locators.h" 108 109 #include <sys/param.h> 110 #include <sys/systm.h> 111 #include <sys/device.h> 112 #include <sys/kernel.h> 113 #include <sys/reboot.h> 114 115 #include <machine/cpu.h> 116 #include <sys/bus.h> 117 118 #include <arm/cpufunc.h> 119 #include <arm/mainbus/mainbus.h> 120 121 #include <machine/intr.h> 122 123 #include <arm/imx/imx31var.h> 124 #include <arm/imx/imxuartreg.h> 125 #include <arm/imx/imxuartvar.h> 126 127 struct imxaips_softc { 128 bus_space_tag_t sc_bust; 129 }; 130 131 /* prototypes */ 132 static int imxaips_match(device_t , cfdata_t, void *); 133 static void imxaips_attach(device_t , device_t , void *); 134 static int imxaips_search(device_t , cfdata_t, const int *, void *); 135 static int imxaips_print(void *, const char *); 136 137 /* attach structures */ 138 CFATTACH_DECL_NEW(aips, sizeof(struct imxaips_softc), 139 imxaips_match, imxaips_attach, NULL, NULL); 140 141 static int 142 imxaips_match(device_t parent, cfdata_t match, void *aux) 143 { 144 return 1; 145 } 146 147 static void 148 imxaips_attach(device_t parent, device_t self, void *aux) 149 { 150 struct imxaips_softc * const sc = device_private(self); 151 struct ahb_attach_args * const ahba = aux; 152 153 sc->sc_bust = ahba->ahba_memt; 154 155 aprint_normal(": imx31 AHB-Lite 2.v6 to IP bus interface\n"); 156 157 /* 158 * Attach all other devices 159 */ 160 config_search_ia(imxaips_search, self, "aips", sc); 161 } 162 163 static int 164 imxaips_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux) 165 { 166 struct imxaips_softc * const sc = aux; 167 struct aips_attach_args aipsa; 168 169 aipsa.aipsa_name = "aisp"; 170 aipsa.aipsa_memt = sc->sc_bust; 171 aipsa.aipsa_addr = cf->cf_loc[AIPSCF_ADDR]; 172 aipsa.aipsa_size = cf->cf_loc[AIPSCF_SIZE]; 173 aipsa.aipsa_intr = cf->cf_loc[AIPSCF_INTR]; 174 175 if (config_match(parent, cf, &aipsa)) 176 config_attach(parent, cf, &aipsa, imxaips_print); 177 178 return 0; 179 } 180 181 static int 182 imxaips_print(void *aux, const char *name) 183 { 184 struct aips_attach_args *aipsa = aux; 185 186 if (aipsa->aipsa_addr != AIPSCF_ADDR_DEFAULT) { 187 aprint_normal(" addr 0x%lx", aipsa->aipsa_addr); 188 if (aipsa->aipsa_size > AIPSCF_SIZE_DEFAULT) 189 aprint_normal("-0x%lx", 190 aipsa->aipsa_addr + aipsa->aipsa_size-1); 191 } 192 if (aipsa->aipsa_intr != AIPSCF_INTR_DEFAULT) 193 aprint_normal(" intr %d", aipsa->aipsa_intr); 194 195 return (UNCONF); 196 } 197