FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/controller/dwc_otg_hisi.c

     /*
      * Copyright 2015 Andrew Turner.
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions are
      * met:
      *
      *  1. Redistributions of source code must retain the above copyright
     *     notice, this list of conditions and the following disclaimer.
     *  2. Redistributions in binary form must reproduce the above copyright
     *     notice, this list of conditions and the following disclaimer in the
     *     documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE
     * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     */
    
    #include <sys/cdefs.h>
    __FBSDID("$FreeBSD$");
    
    #include <sys/param.h>
    #include <sys/kernel.h>
    #include <sys/bus.h>
    #include <sys/callout.h>
    #include <sys/condvar.h>
    #include <sys/module.h>
    
    #include <dev/ofw/ofw_bus_subr.h>
    
    #include <dev/usb/usb.h>
    #include <dev/usb/usbdi.h>
    
    #include <dev/usb/usb_busdma.h>
    #include <dev/usb/usb_process.h>
    
    #include <dev/usb/usb_controller.h>
    #include <dev/usb/usb_bus.h>
    
    #include <dev/usb/controller/dwc_otg.h>
    #include <dev/usb/controller/dwc_otg_fdt.h>
    
    static device_probe_t hisi_dwc_otg_probe;
    static device_attach_t hisi_dwc_otg_attach;
    
    static int
    hisi_dwc_otg_probe(device_t dev)
    {
    
            if (!ofw_bus_status_okay(dev))
                    return (ENXIO);
    
            if (!ofw_bus_is_compatible(dev, "huawei,hisi-usb"))
                    return (ENXIO);
    
            device_set_desc(dev, "DWC OTG 2.0 integrated USB controller (hisilicon)");
    
            return (BUS_PROBE_VENDOR);
    }
    
    static int
    hisi_dwc_otg_attach(device_t dev)
    {
            struct dwc_otg_fdt_softc *sc;
    
            /* Set the default to host mode. */
            /* TODO: Use vbus to detect this. */
            sc = device_get_softc(dev);
            sc->sc_otg.sc_mode = DWC_MODE_HOST;
    
            return (dwc_otg_attach(dev));
    }
    
    static device_method_t hisi_dwc_otg_methods[] = {
            /* bus interface */
            DEVMETHOD(device_probe, hisi_dwc_otg_probe),
            DEVMETHOD(device_attach, hisi_dwc_otg_attach),
    
            DEVMETHOD_END
    };
    
    DEFINE_CLASS_1(hisi_dwcotg, hisi_dwc_otg_driver, hisi_dwc_otg_methods,
        sizeof(struct dwc_otg_fdt_softc), dwc_otg_driver);
    DRIVER_MODULE(hisi_dwcotg, simplebus, hisi_dwc_otg_driver, 0, 0);
    MODULE_DEPEND(hisi_dwcotg, usb, 1, 1, 1);

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