mirror of
https://github.com/opnsense/src.git
synced 2026-05-28 04:12:45 -04:00
[MT7620] add ehci/ohci USB support.
The newer chips don't use OTG; they're more traditional USB. Submitted by: Stanislav Galabov <sgalabov@gmail.com>
This commit is contained in:
Adrian Chadd
parent
0f4da49e43
commit
f9133e1d31
2 changed files with 490 additions and 0 deletions
245
sys/mips/rt305x/rt305x_ehci.c
Normal file
245
sys/mips/rt305x/rt305x_ehci.c
Normal file
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@ -0,0 +1,245 @@
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*-
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* Copyright (c) 2015 Stanislav Galabov. All rights reserved.
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* Copyright (c) 2010,2011 Aleksandr Rybalko. All rights reserved.
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* Copyright (c) 2007-2008 Hans Petter Selasky. 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
|
||||
* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* 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 AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/stdint.h>
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#include <sys/stddef.h>
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/types.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/bus.h>
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#include <sys/module.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/condvar.h>
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#include <sys/sysctl.h>
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#include <sys/sx.h>
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#include <sys/unistd.h>
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#include <sys/callout.h>
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#include <sys/malloc.h>
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#include <sys/priv.h>
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#include <sys/rman.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usb_core.h>
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#include <dev/usb/usb_busdma.h>
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#include <dev/usb/usb_process.h>
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#include <dev/usb/usb_util.h>
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#include <dev/usb/usb_controller.h>
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#include <dev/usb/usb_bus.h>
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#include <dev/usb/controller/ehci.h>
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#include <mips/rt305x/rt305xreg.h>
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#include <mips/rt305x/rt305x_sysctlvar.h>
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#define EHCI_HC_DEVSTR "Ralink integrated USB 2.0 controller"
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static device_probe_t ehci_obio_probe;
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static device_attach_t ehci_obio_attach;
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static device_detach_t ehci_obio_detach;
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static int
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ehci_obio_probe(device_t self)
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{
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device_set_desc(self, EHCI_HC_DEVSTR);
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return (BUS_PROBE_DEFAULT);
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}
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static int
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ehci_obio_attach(device_t self)
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{
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ehci_softc_t *sc = device_get_softc(self);
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uint32_t reg;
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int err;
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int rid;
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/* setup controller interface softc */
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reg = rt305x_sysctl_get(SYSCTL_SYSCFG1);
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reg |= SYSCTL_SYSCFG1_USB0_HOST_MODE;
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rt305x_sysctl_set(SYSCTL_SYSCFG1, reg);
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reg = rt305x_sysctl_get(SYSCTL_CLKCFG1);
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reg |= SYSCTL_CLKCFG1_UPHY0_CLK_EN;
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#ifdef MT7620
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reg |= SYSCTL_CLKCFG1_UPHY1_CLK_EN;
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#endif
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rt305x_sysctl_set(SYSCTL_CLKCFG1, reg);
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reg = rt305x_sysctl_get(SYSCTL_RSTCTRL);
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reg |= SYSCTL_RSTCTRL_UPHY0 | SYSCTL_RSTCTRL_UPHY1;
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rt305x_sysctl_set(SYSCTL_RSTCTRL, reg);
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reg &= ~(SYSCTL_RSTCTRL_UPHY0 | SYSCTL_RSTCTRL_UPHY1);
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DELAY(100000);
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rt305x_sysctl_set(SYSCTL_RSTCTRL, reg);
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DELAY(100000);
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/* initialise some bus fields */
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sc->sc_bus.parent = self;
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sc->sc_bus.devices = sc->sc_devices;
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sc->sc_bus.devices_max = EHCI_MAX_DEVICES;
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sc->sc_bus.dma_bits = 32;
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/* get all DMA memory */
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if (usb_bus_mem_alloc_all(&sc->sc_bus,
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USB_GET_DMA_TAG(self), &ehci_iterate_hw_softc)) {
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printf("No mem\n");
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return (ENOMEM);
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}
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rid = 0;
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sc->sc_io_res = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid,
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RF_ACTIVE);
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if (!sc->sc_io_res) {
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device_printf(self, "Could not map memory\n");
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goto error;
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}
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sc->sc_io_tag = rman_get_bustag(sc->sc_io_res);
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sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res);
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sc->sc_io_size = rman_get_size(sc->sc_io_res);
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rid = 0;
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sc->sc_irq_res = bus_alloc_resource_any(self, SYS_RES_IRQ, &rid,
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RF_SHAREABLE | RF_ACTIVE);
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if (sc->sc_irq_res == NULL) {
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device_printf(self, "Could not allocate irq\n");
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goto error;
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}
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sc->sc_bus.bdev = device_add_child(self, "usbus", -1);
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if (!(sc->sc_bus.bdev)) {
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device_printf(self, "Could not add USB device\n");
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goto error;
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}
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device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
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device_set_desc(sc->sc_bus.bdev, EHCI_HC_DEVSTR);
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sprintf(sc->sc_vendor, "Ralink");
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err = bus_setup_intr(self, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
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NULL, (driver_intr_t *)ehci_interrupt, sc, &sc->sc_intr_hdl);
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if (err) {
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device_printf(self, "Could not setup irq, %d\n", err);
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sc->sc_intr_hdl = NULL;
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goto error;
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}
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err = ehci_init(sc);
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if (!err) {
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err = device_probe_and_attach(sc->sc_bus.bdev);
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}
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if (err) {
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device_printf(self, "USB init failed err=%d\n", err);
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goto error;
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}
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return (0);
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error:
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ehci_obio_detach(self);
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return (ENXIO);
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}
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static int
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ehci_obio_detach(device_t self)
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{
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ehci_softc_t *sc = device_get_softc(self);
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device_t bdev;
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int err;
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if (sc->sc_bus.bdev) {
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bdev = sc->sc_bus.bdev;
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device_detach(bdev);
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device_delete_child(self, bdev);
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}
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/* during module unload there are lots of children leftover */
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device_delete_children(self);
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if (sc->sc_irq_res && sc->sc_intr_hdl) {
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/*
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* only call ehci_detach() after ehci_init()
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*/
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ehci_detach(sc);
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/* Stop EHCI clock */
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rt305x_sysctl_set(SYSCTL_CLKCFG1,
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rt305x_sysctl_get(SYSCTL_CLKCFG1) &
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~(SYSCTL_CLKCFG1_UPHY0_CLK_EN
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#ifdef MT7620
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| SYSCTL_CLKCFG1_UPHY1_CLK_EN
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#endif
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));
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err = bus_teardown_intr(self, sc->sc_irq_res, sc->sc_intr_hdl);
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if (err)
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device_printf(self, "Could not tear down irq, %d\n",
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err);
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sc->sc_intr_hdl = NULL;
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}
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if (sc->sc_irq_res) {
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bus_release_resource(self, SYS_RES_IRQ, 0,
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sc->sc_irq_res);
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sc->sc_irq_res = NULL;
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}
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if (sc->sc_io_res) {
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bus_release_resource(self, SYS_RES_MEMORY, 0,
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sc->sc_io_res);
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sc->sc_io_res = NULL;
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}
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usb_bus_mem_free_all(&sc->sc_bus, &ehci_iterate_hw_softc);
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return (0);
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}
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static device_method_t ehci_obio_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, ehci_obio_probe),
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DEVMETHOD(device_attach, ehci_obio_attach),
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DEVMETHOD(device_detach, ehci_obio_detach),
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DEVMETHOD(device_suspend, bus_generic_suspend),
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DEVMETHOD(device_resume, bus_generic_resume),
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DEVMETHOD(device_shutdown, bus_generic_shutdown),
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DEVMETHOD_END
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};
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static driver_t ehci_obio_driver = {
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.name = "ehci",
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.methods = ehci_obio_methods,
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.size = sizeof(ehci_softc_t),
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};
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static devclass_t ehci_obio_devclass;
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DRIVER_MODULE(ehci, obio, ehci_obio_driver, ehci_obio_devclass, 0, 0);
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245
sys/mips/rt305x/rt305x_ohci.c
Normal file
245
sys/mips/rt305x/rt305x_ohci.c
Normal file
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@ -0,0 +1,245 @@
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*-
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* Copyright (c) 2015 Stanislav Galabov. All rights reserved.
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* Copyright (c) 2010,2011 Aleksandr Rybalko. All rights reserved.
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* Copyright (c) 2007-2008 Hans Petter Selasky. 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
|
||||
* 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.
|
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*
|
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
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* 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
|
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* 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
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
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* SUCH DAMAGE.
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*/
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#include <sys/stdint.h>
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#include <sys/stddef.h>
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/types.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/bus.h>
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#include <sys/module.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/condvar.h>
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#include <sys/sysctl.h>
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#include <sys/sx.h>
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#include <sys/unistd.h>
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#include <sys/callout.h>
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#include <sys/malloc.h>
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#include <sys/priv.h>
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#include <sys/rman.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usb_core.h>
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#include <dev/usb/usb_busdma.h>
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#include <dev/usb/usb_process.h>
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#include <dev/usb/usb_util.h>
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#include <dev/usb/usb_controller.h>
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#include <dev/usb/usb_bus.h>
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#include <dev/usb/controller/ohci.h>
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#include <mips/rt305x/rt305xreg.h>
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#include <mips/rt305x/rt305x_sysctlvar.h>
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#define OHCI_HC_DEVSTR "Ralink integrated USB controller"
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static device_probe_t ohci_obio_probe;
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static device_attach_t ohci_obio_attach;
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static device_detach_t ohci_obio_detach;
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static int
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ohci_obio_probe(device_t self)
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{
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device_set_desc(self, OHCI_HC_DEVSTR);
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return (BUS_PROBE_DEFAULT);
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}
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static int
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ohci_obio_attach(device_t self)
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{
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ohci_softc_t *sc = device_get_softc(self);
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uint32_t reg;
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int err;
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int rid;
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/* setup controller interface softc */
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reg = rt305x_sysctl_get(SYSCTL_SYSCFG1);
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reg |= SYSCTL_SYSCFG1_USB0_HOST_MODE;
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rt305x_sysctl_set(SYSCTL_SYSCFG1, reg);
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reg = rt305x_sysctl_get(SYSCTL_CLKCFG1);
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reg |= SYSCTL_CLKCFG1_UPHY0_CLK_EN;
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#ifdef MT7620
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reg |= SYSCTL_CLKCFG1_UPHY1_CLK_EN;
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#endif
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rt305x_sysctl_set(SYSCTL_CLKCFG1, reg);
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reg = rt305x_sysctl_get(SYSCTL_RSTCTRL);
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reg |= SYSCTL_RSTCTRL_UPHY0 | SYSCTL_RSTCTRL_UPHY1;
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rt305x_sysctl_set(SYSCTL_RSTCTRL, reg);
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reg &= ~(SYSCTL_RSTCTRL_UPHY0 | SYSCTL_RSTCTRL_UPHY1);
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DELAY(100000);
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rt305x_sysctl_set(SYSCTL_RSTCTRL, reg);
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DELAY(100000);
|
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|
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/* initialise some bus fields */
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sc->sc_bus.parent = self;
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sc->sc_bus.devices = sc->sc_devices;
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sc->sc_bus.devices_max = OHCI_MAX_DEVICES;
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sc->sc_bus.dma_bits = 32;
|
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|
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/* get all DMA memory */
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if (usb_bus_mem_alloc_all(&sc->sc_bus,
|
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USB_GET_DMA_TAG(self), &ohci_iterate_hw_softc)) {
|
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printf("No mem\n");
|
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return (ENOMEM);
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}
|
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|
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rid = 0;
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sc->sc_io_res = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid,
|
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RF_ACTIVE);
|
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if (!sc->sc_io_res) {
|
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device_printf(self, "Could not map memory\n");
|
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goto error;
|
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}
|
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sc->sc_io_tag = rman_get_bustag(sc->sc_io_res);
|
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sc->sc_io_hdl = rman_get_bushandle(sc->sc_io_res);
|
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sc->sc_io_size = rman_get_size(sc->sc_io_res);
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|
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rid = 0;
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sc->sc_irq_res = bus_alloc_resource_any(self, SYS_RES_IRQ, &rid,
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RF_SHAREABLE | RF_ACTIVE);
|
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if (sc->sc_irq_res == NULL) {
|
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device_printf(self, "Could not allocate irq\n");
|
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goto error;
|
||||
}
|
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|
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sc->sc_bus.bdev = device_add_child(self, "usbus", -1);
|
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if (!(sc->sc_bus.bdev)) {
|
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device_printf(self, "Could not add USB device\n");
|
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goto error;
|
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}
|
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device_set_ivars(sc->sc_bus.bdev, &sc->sc_bus);
|
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device_set_desc(sc->sc_bus.bdev, OHCI_HC_DEVSTR);
|
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|
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sprintf(sc->sc_vendor, "Ralink");
|
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|
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err = bus_setup_intr(self, sc->sc_irq_res, INTR_TYPE_BIO | INTR_MPSAFE,
|
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NULL, (driver_intr_t *)ohci_interrupt, sc, &sc->sc_intr_hdl);
|
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if (err) {
|
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device_printf(self, "Could not setup irq, %d\n", err);
|
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sc->sc_intr_hdl = NULL;
|
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goto error;
|
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}
|
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|
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err = ohci_init(sc);
|
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if (!err) {
|
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err = device_probe_and_attach(sc->sc_bus.bdev);
|
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}
|
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if (err) {
|
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device_printf(self, "USB init failed err=%d\n", err);
|
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goto error;
|
||||
}
|
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return (0);
|
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|
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error:
|
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ohci_obio_detach(self);
|
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return (ENXIO);
|
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}
|
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|
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static int
|
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ohci_obio_detach(device_t self)
|
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{
|
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ohci_softc_t *sc = device_get_softc(self);
|
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device_t bdev;
|
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int err;
|
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|
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if (sc->sc_bus.bdev) {
|
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bdev = sc->sc_bus.bdev;
|
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device_detach(bdev);
|
||||
device_delete_child(self, bdev);
|
||||
}
|
||||
/* during module unload there are lots of children leftover */
|
||||
device_delete_children(self);
|
||||
|
||||
if (sc->sc_irq_res && sc->sc_intr_hdl) {
|
||||
/*
|
||||
* only call ohci_detach() after ohci_init()
|
||||
*/
|
||||
ohci_detach(sc);
|
||||
|
||||
/* Stop OHCI clock */
|
||||
rt305x_sysctl_set(SYSCTL_CLKCFG1,
|
||||
rt305x_sysctl_get(SYSCTL_CLKCFG1) &
|
||||
~(SYSCTL_CLKCFG1_UPHY0_CLK_EN
|
||||
#ifdef MT7620
|
||||
| SYSCTL_CLKCFG1_UPHY1_CLK_EN
|
||||
#endif
|
||||
));
|
||||
|
||||
err = bus_teardown_intr(self, sc->sc_irq_res, sc->sc_intr_hdl);
|
||||
if (err)
|
||||
device_printf(self, "Could not tear down irq, %d\n",
|
||||
err);
|
||||
sc->sc_intr_hdl = NULL;
|
||||
}
|
||||
if (sc->sc_irq_res) {
|
||||
bus_release_resource(self, SYS_RES_IRQ, 0,
|
||||
sc->sc_irq_res);
|
||||
sc->sc_irq_res = NULL;
|
||||
}
|
||||
if (sc->sc_io_res) {
|
||||
bus_release_resource(self, SYS_RES_MEMORY, 0,
|
||||
sc->sc_io_res);
|
||||
sc->sc_io_res = NULL;
|
||||
}
|
||||
usb_bus_mem_free_all(&sc->sc_bus, &ohci_iterate_hw_softc);
|
||||
|
||||
return (0);
|
||||
}
|
||||
|
||||
static device_method_t ohci_obio_methods[] = {
|
||||
/* Device interface */
|
||||
DEVMETHOD(device_probe, ohci_obio_probe),
|
||||
DEVMETHOD(device_attach, ohci_obio_attach),
|
||||
DEVMETHOD(device_detach, ohci_obio_detach),
|
||||
DEVMETHOD(device_suspend, bus_generic_suspend),
|
||||
DEVMETHOD(device_resume, bus_generic_resume),
|
||||
DEVMETHOD(device_shutdown, bus_generic_shutdown),
|
||||
|
||||
DEVMETHOD_END
|
||||
};
|
||||
|
||||
static driver_t ohci_obio_driver = {
|
||||
.name = "ohci",
|
||||
.methods = ohci_obio_methods,
|
||||
.size = sizeof(ohci_softc_t),
|
||||
};
|
||||
|
||||
static devclass_t ohci_obio_devclass;
|
||||
|
||||
DRIVER_MODULE(ohci, obio, ohci_obio_driver, ohci_obio_devclass, 0, 0);
|
||||
Loading…
Reference in a new issue