1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2016 Michael Zhilin <mizhka@gmail.com> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * without modification. 13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 14 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 15 * redistribution must be conditioned upon including a substantially 16 * similar Disclaimer requirement for further binary redistribution. 17 * 18 * NO WARRANTY 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 22 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 23 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 24 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 27 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 29 * THE POSSIBILITY OF SUCH DAMAGES. 30 */ 31 32 #include <sys/cdefs.h> 33 __FBSDID("$FreeBSD$"); 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/kernel.h> 38 #include <sys/module.h> 39 #include <sys/bus.h> 40 #include <sys/rman.h> 41 #include <sys/conf.h> 42 43 #include <machine/bus.h> 44 45 #include <dev/cfi/cfi_var.h> 46 47 #include "bhnd_chipc_if.h" 48 49 #include "chipcreg.h" 50 #include "chipcvar.h" 51 #include "chipc_slicer.h" 52 53 static int 54 chipc_cfi_probe(device_t dev) 55 { 56 struct cfi_softc *sc; 57 int error; 58 59 sc = device_get_softc(dev); 60 61 sc->sc_width = 0; 62 if ((error = cfi_probe(dev)) > 0) 63 return (error); 64 65 device_set_desc(dev, "Broadcom ChipCommon CFI"); 66 return (error); 67 } 68 69 static int 70 chipc_cfi_attach(device_t dev) 71 { 72 chipc_register_slicer(CHIPC_PFLASH_CFI); 73 return (cfi_attach(dev)); 74 } 75 76 static device_method_t chipc_cfi_methods[] = { 77 /* device interface */ 78 DEVMETHOD(device_probe, chipc_cfi_probe), 79 DEVMETHOD(device_attach, chipc_cfi_attach), 80 DEVMETHOD(device_detach, cfi_detach), 81 {0, 0} 82 }; 83 84 static driver_t chipc_cfi_driver = { 85 cfi_driver_name, 86 chipc_cfi_methods, 87 sizeof(struct cfi_softc), 88 }; 89 90 DRIVER_MODULE(cfi, bhnd_chipc, chipc_cfi_driver, 0, 0); 91