From owner-svn-src-head@FreeBSD.ORG Sun Sep 9 14:51:38 2012 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id D050F106564A; Sun, 9 Sep 2012 14:51:38 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id BAB1E8FC0C; Sun, 9 Sep 2012 14:51:38 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id q89Epc7f093759; Sun, 9 Sep 2012 14:51:38 GMT (envelope-from hselasky@svn.freebsd.org) Received: (from hselasky@localhost) by svn.freebsd.org (8.14.4/8.14.4/Submit) id q89EpckQ093758; Sun, 9 Sep 2012 14:51:38 GMT (envelope-from hselasky@svn.freebsd.org) Message-Id: <201209091451.q89EpckQ093758@svn.freebsd.org> From: Hans Petter Selasky Date: Sun, 9 Sep 2012 14:51:38 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r240280 - head/sys/arm/broadcom/bcm2835 X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 09 Sep 2012 14:51:38 -0000 Author: hselasky Date: Sun Sep 9 14:51:38 2012 New Revision: 240280 URL: http://svn.freebsd.org/changeset/base/240280 Log: Add support for DWC OTG. Added: head/sys/arm/broadcom/bcm2835/dwc_otg_brcm.c (contents, props changed) Added: head/sys/arm/broadcom/bcm2835/dwc_otg_brcm.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/sys/arm/broadcom/bcm2835/dwc_otg_brcm.c Sun Sep 9 14:51:38 2012 (r240280) @@ -0,0 +1,211 @@ +/*- + * Copyright (c) 2012 Hans Petter Selasky. 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 +__FBSDID("$FreeBSD$"); + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include +#include + +#include +#include +#include +#include + +#include +#include + +#include + +static device_probe_t dwc_otg_probe; +static device_attach_t dwc_otg_attach; +static device_detach_t dwc_otg_detach; + +struct dwc_otg_super_softc { + struct dwc_otg_softc sc_otg; /* must be first */ +}; + +static int +dwc_otg_probe(device_t dev) +{ + if (!ofw_bus_is_compatible(dev, "synopsys,designware-hs-otg2")) + return (ENXIO); + + device_set_desc(dev, "DWC OTG 2.0 integrated USB controller"); + + return (0); +} + +static int +dwc_otg_attach(device_t dev) +{ + struct dwc_otg_super_softc *sc = device_get_softc(dev); + int err; + int rid; + + /* initialise some bus fields */ + sc->sc_otg.sc_bus.parent = dev; + sc->sc_otg.sc_bus.devices = sc->sc_otg.sc_devices; + sc->sc_otg.sc_bus.devices_max = DWC_OTG_MAX_DEVICES; + + /* get all DMA memory */ + if (usb_bus_mem_alloc_all(&sc->sc_otg.sc_bus, + USB_GET_DMA_TAG(dev), NULL)) { + return (ENOMEM); + } + rid = 0; + sc->sc_otg.sc_io_res = + bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE); + + if (!(sc->sc_otg.sc_io_res)) { + err = ENOMEM; + goto error; + } + sc->sc_otg.sc_io_tag = rman_get_bustag(sc->sc_otg.sc_io_res); + sc->sc_otg.sc_io_hdl = rman_get_bushandle(sc->sc_otg.sc_io_res); + sc->sc_otg.sc_io_size = rman_get_size(sc->sc_otg.sc_io_res); + + rid = 0; + sc->sc_otg.sc_irq_res = + bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); + if (sc->sc_otg.sc_irq_res == NULL) + goto error; + + sc->sc_otg.sc_bus.bdev = device_add_child(dev, "usbus", -1); + if (sc->sc_otg.sc_bus.bdev == NULL) + goto error; + + device_set_ivars(sc->sc_otg.sc_bus.bdev, &sc->sc_otg.sc_bus); + + err = bus_setup_intr(dev, sc->sc_otg.sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE, + NULL, (driver_intr_t *)dwc_otg_interrupt, sc, &sc->sc_otg.sc_intr_hdl); + if (err) { + sc->sc_otg.sc_intr_hdl = NULL; + goto error; + } + err = dwc_otg_init(&sc->sc_otg); + if (err == 0) { + err = device_probe_and_attach(sc->sc_otg.sc_bus.bdev); + } + if (err) + goto error; + + + return (0); + +error: + dwc_otg_detach(dev); + return (ENXIO); +} + +static int +dwc_otg_detach(device_t dev) +{ + struct dwc_otg_super_softc *sc = device_get_softc(dev); + device_t bdev; + int err; + + if (sc->sc_otg.sc_bus.bdev) { + bdev = sc->sc_otg.sc_bus.bdev; + device_detach(bdev); + device_delete_child(dev, bdev); + } + /* during module unload there are lots of children leftover */ + device_delete_children(dev); + + if (sc->sc_otg.sc_irq_res && sc->sc_otg.sc_intr_hdl) { + /* + * only call dwc_otg_uninit() after dwc_otg_init() + */ + dwc_otg_uninit(&sc->sc_otg); + + err = bus_teardown_intr(dev, sc->sc_otg.sc_irq_res, + sc->sc_otg.sc_intr_hdl); + sc->sc_otg.sc_intr_hdl = NULL; + } + /* free IRQ channel, if any */ + if (sc->sc_otg.sc_irq_res) { + bus_release_resource(dev, SYS_RES_IRQ, 0, + sc->sc_otg.sc_irq_res); + sc->sc_otg.sc_irq_res = NULL; + } + /* free memory resource, if any */ + if (sc->sc_otg.sc_io_res) { + bus_release_resource(dev, SYS_RES_MEMORY, 0, + sc->sc_otg.sc_io_res); + sc->sc_otg.sc_io_res = NULL; + } + usb_bus_mem_free_all(&sc->sc_otg.sc_bus, NULL); + + return (0); +} + +static device_method_t dwc_otg_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, dwc_otg_probe), + DEVMETHOD(device_attach, dwc_otg_attach), + DEVMETHOD(device_detach, dwc_otg_detach), + DEVMETHOD(device_suspend, bus_generic_suspend), + DEVMETHOD(device_resume, bus_generic_resume), + DEVMETHOD(device_shutdown, bus_generic_shutdown), + + DEVMETHOD_END +}; + +static driver_t dwc_otg_driver = { + .name = "dwcotg", + .methods = dwc_otg_methods, + .size = sizeof(struct dwc_otg_super_softc), +}; + +static devclass_t dwc_otg_devclass; + +DRIVER_MODULE(dwcotg, simplebus, dwc_otg_driver, dwc_otg_devclass, 0, 0); +MODULE_DEPEND(dwcotg, usb, 1, 1, 1);