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81 lines
2.7 KiB
C
81 lines
2.7 KiB
C
/*-
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* Copyright (c) 2009 Roelof Jonkman, Carlson Wireless Inc.
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* Copyright (c) 2009 Sam Leffler, Errno Consulting
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/module.h>
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#include <sys/rman.h>
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#include <sys/sysctl.h>
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#include <machine/bus.h>
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#include <dev/cfi/cfi_var.h>
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#include <arm/xscale/ixp425/ixp425reg.h>
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#include <arm/xscale/ixp425/ixp425var.h>
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static int
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cfi_ixp4xx_probe(device_t dev)
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{
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struct cfi_softc *sc = device_get_softc(dev);
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/*
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* NB: we assume the boot loader sets up EXP_TIMING_CS0_OFFSET
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* according to the flash on the board. If it does not then it
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* can be done here.
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*/
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if (bootverbose) {
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struct ixp425_softc *sa =
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device_get_softc(device_get_parent(dev));
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device_printf(dev, "EXP_TIMING_CS0_OFFSET 0x%x\n",
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EXP_BUS_READ_4(sa, EXP_TIMING_CS0_OFFSET));
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}
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sc->sc_width = 2; /* NB: don't probe interface width */
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return cfi_probe(dev);
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}
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static device_method_t cfi_ixp4xx_methods[] = {
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/* device interface */
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DEVMETHOD(device_probe, cfi_ixp4xx_probe),
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DEVMETHOD(device_attach, cfi_attach),
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DEVMETHOD(device_detach, cfi_detach),
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DEVMETHOD_END
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};
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static driver_t cfi_ixp4xx_driver = {
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cfi_driver_name,
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cfi_ixp4xx_methods,
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sizeof(struct cfi_softc),
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};
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DRIVER_MODULE(cfi, ixp, cfi_ixp4xx_driver, cfi_devclass, 0, 0);
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