18f3ad0f8SAndrew Turner /* 28f3ad0f8SAndrew Turner * Copyright 2015 Andrew Turner. 38f3ad0f8SAndrew Turner * All rights reserved. 48f3ad0f8SAndrew Turner * 58f3ad0f8SAndrew Turner * Redistribution and use in source and binary forms, with or without 68f3ad0f8SAndrew Turner * modification, are permitted provided that the following conditions are 78f3ad0f8SAndrew Turner * met: 88f3ad0f8SAndrew Turner * 98f3ad0f8SAndrew Turner * 1. Redistributions of source code must retain the above copyright 108f3ad0f8SAndrew Turner * notice, this list of conditions and the following disclaimer. 118f3ad0f8SAndrew Turner * 2. Redistributions in binary form must reproduce the above copyright 128f3ad0f8SAndrew Turner * notice, this list of conditions and the following disclaimer in the 138f3ad0f8SAndrew Turner * documentation and/or other materials provided with the distribution. 148f3ad0f8SAndrew Turner * 158f3ad0f8SAndrew Turner * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 168f3ad0f8SAndrew Turner * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 178f3ad0f8SAndrew Turner * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 188f3ad0f8SAndrew Turner * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE 198f3ad0f8SAndrew Turner * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 208f3ad0f8SAndrew Turner * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 218f3ad0f8SAndrew Turner * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 228f3ad0f8SAndrew Turner * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 238f3ad0f8SAndrew Turner * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 248f3ad0f8SAndrew Turner * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 258f3ad0f8SAndrew Turner * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 268f3ad0f8SAndrew Turner */ 278f3ad0f8SAndrew Turner 288f3ad0f8SAndrew Turner #include <sys/cdefs.h> 298f3ad0f8SAndrew Turner __FBSDID("$FreeBSD$"); 308f3ad0f8SAndrew Turner 318f3ad0f8SAndrew Turner #include <sys/param.h> 328f3ad0f8SAndrew Turner #include <sys/kernel.h> 338f3ad0f8SAndrew Turner #include <sys/bus.h> 348f3ad0f8SAndrew Turner #include <sys/callout.h> 358f3ad0f8SAndrew Turner #include <sys/condvar.h> 368f3ad0f8SAndrew Turner #include <sys/module.h> 378f3ad0f8SAndrew Turner 388f3ad0f8SAndrew Turner #include <dev/ofw/ofw_bus_subr.h> 398f3ad0f8SAndrew Turner 408f3ad0f8SAndrew Turner #include <dev/usb/usb.h> 418f3ad0f8SAndrew Turner #include <dev/usb/usbdi.h> 428f3ad0f8SAndrew Turner 438f3ad0f8SAndrew Turner #include <dev/usb/usb_busdma.h> 448f3ad0f8SAndrew Turner #include <dev/usb/usb_process.h> 458f3ad0f8SAndrew Turner 468f3ad0f8SAndrew Turner #include <dev/usb/usb_controller.h> 478f3ad0f8SAndrew Turner #include <dev/usb/usb_bus.h> 488f3ad0f8SAndrew Turner 498f3ad0f8SAndrew Turner #include <dev/usb/controller/dwc_otg.h> 508f3ad0f8SAndrew Turner #include <dev/usb/controller/dwc_otg_fdt.h> 518f3ad0f8SAndrew Turner 528f3ad0f8SAndrew Turner #include <arm/broadcom/bcm2835/bcm2835_mbox_prop.h> 538f3ad0f8SAndrew Turner 5443be86e3SOleksandr Tymoshenko static struct ofw_compat_data compat_data[] = { 5543be86e3SOleksandr Tymoshenko {"broadcom,bcm2835-usb", 1}, 5681cb170fSMichal Meloun {"brcm,bcm2835-usb", 1}, 5743be86e3SOleksandr Tymoshenko {"brcm,bcm2708-usb", 1}, 5843be86e3SOleksandr Tymoshenko {NULL, 0} 5943be86e3SOleksandr Tymoshenko }; 6043be86e3SOleksandr Tymoshenko 618f3ad0f8SAndrew Turner static device_probe_t bcm283x_dwc_otg_probe; 628f3ad0f8SAndrew Turner static device_attach_t bcm283x_dwc_otg_attach; 638f3ad0f8SAndrew Turner 648f3ad0f8SAndrew Turner static int 658f3ad0f8SAndrew Turner bcm283x_dwc_otg_probe(device_t dev) 668f3ad0f8SAndrew Turner { 678f3ad0f8SAndrew Turner 688f3ad0f8SAndrew Turner if (!ofw_bus_status_okay(dev)) 698f3ad0f8SAndrew Turner return (ENXIO); 708f3ad0f8SAndrew Turner 7143be86e3SOleksandr Tymoshenko if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0) 728f3ad0f8SAndrew Turner return (ENXIO); 738f3ad0f8SAndrew Turner 748f3ad0f8SAndrew Turner device_set_desc(dev, "DWC OTG 2.0 integrated USB controller (bcm283x)"); 758f3ad0f8SAndrew Turner 768f3ad0f8SAndrew Turner return (BUS_PROBE_VENDOR); 778f3ad0f8SAndrew Turner } 788f3ad0f8SAndrew Turner 798f3ad0f8SAndrew Turner static int 808f3ad0f8SAndrew Turner bcm283x_dwc_otg_attach(device_t dev) 818f3ad0f8SAndrew Turner { 828826550bSOleksandr Tymoshenko int err; 838f3ad0f8SAndrew Turner 848826550bSOleksandr Tymoshenko err = bcm2835_mbox_set_power_state(BCM2835_MBOX_POWER_ID_USB_HCD, TRUE); 858826550bSOleksandr Tymoshenko if (err) 868826550bSOleksandr Tymoshenko device_printf(dev, "failed to set power state, err=%d\n", err); 878826550bSOleksandr Tymoshenko 888f3ad0f8SAndrew Turner return (dwc_otg_attach(dev)); 898f3ad0f8SAndrew Turner } 908f3ad0f8SAndrew Turner 918f3ad0f8SAndrew Turner static device_method_t bcm283x_dwc_otg_methods[] = { 928f3ad0f8SAndrew Turner /* bus interface */ 938f3ad0f8SAndrew Turner DEVMETHOD(device_probe, bcm283x_dwc_otg_probe), 948f3ad0f8SAndrew Turner DEVMETHOD(device_attach, bcm283x_dwc_otg_attach), 958f3ad0f8SAndrew Turner 968f3ad0f8SAndrew Turner DEVMETHOD_END 978f3ad0f8SAndrew Turner }; 988f3ad0f8SAndrew Turner 998f3ad0f8SAndrew Turner DEFINE_CLASS_1(bcm283x_dwcotg, bcm283x_dwc_otg_driver, bcm283x_dwc_otg_methods, 1008f3ad0f8SAndrew Turner sizeof(struct dwc_otg_fdt_softc), dwc_otg_driver); 101*82d4dc06SJohn Baldwin DRIVER_MODULE(bcm283x_dwcotg, simplebus, bcm283x_dwc_otg_driver, 0, 0); 1028f3ad0f8SAndrew Turner MODULE_DEPEND(bcm283x_dwcotg, usb, 1, 1, 1); 103