static int
pxaohci_detach(device_t self, int flags)
{
struct pxaohci_softc *sc = device_private(self);
int error;
error = ohci_detach(&sc->sc, flags);
if (error)
return error;
#if 0
if (sc->sc.sc_powerhook) {
powerhook_disestablish(sc->sc.sc_powerhook);
sc->sc.sc_powerhook = NULL;
}
#endif
if (sc->sc_ih) {
pxa2x0_intr_disestablish(sc->sc_ih);
sc->sc_ih = NULL;
}
pxaohci_disable(sc);
/* stop clock */
pxa2x0_clkman_config(CKEN_USBHC, 0);
if (sc->sc.sc_size) {
bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size);
sc->sc.sc_size = 0;
}
return 0;
}
int
pxaohci_detach(struct device *self, int flags)
{
struct pxaohci_softc *sc = (struct pxaohci_softc *)self;
int rv;
rv = ohci_detach(self, flags);
if (rv)
return (rv);
if (sc->sc_ih != NULL) {
pxa2x0_intr_disestablish(sc->sc_ih);
sc->sc_ih = NULL;
}
pxaohci_disable(sc);
/* stop clock */
pxa2x0_clkman_config(CKEN_USBHC, 0);
if (sc->sc.sc_size) {
bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size);
sc->sc.sc_size = 0;
}
return (0);
}
static void
pxaohci_attach(device_t parent, device_t self, void *aux)
{
struct pxaohci_softc *sc = device_private(self);
struct pxaip_attach_args *pxa = aux;
#ifdef USB_DEBUG
{
//extern int ohcidebug;
//ohcidebug = 16;
}
#endif
sc->sc.iot = pxa->pxa_iot;
sc->sc.sc_bus.ub_dmatag = pxa->pxa_dmat;
sc->sc.sc_size = 0;
sc->sc_ih = NULL;
sc->sc.sc_dev = self;
sc->sc.sc_bus.ub_hcpriv = sc;
aprint_normal("\n");
aprint_naive("\n");
/* Map I/O space */
if (bus_space_map(sc->sc.iot, pxa->pxa_addr, pxa->pxa_size, 0,
&sc->sc.ioh)) {
aprint_error_dev(sc->sc.sc_dev, "couldn't map memory space\n");
return;
}
sc->sc.sc_size = pxa->pxa_size;
/* XXX copied from ohci_pci.c. needed? */
bus_space_barrier(sc->sc.iot, sc->sc.ioh, 0, sc->sc.sc_size,
BUS_SPACE_BARRIER_READ|BUS_SPACE_BARRIER_WRITE);
/* start the usb clock */
pxa2x0_clkman_config(CKEN_USBHC, 1);
pxaohci_enable(sc);
/* Disable interrupts, so we don't get any spurious ones. */
bus_space_write_4(sc->sc.iot, sc->sc.ioh, OHCI_INTERRUPT_DISABLE,
OHCI_MIE);
sc->sc_ih = pxa2x0_intr_establish(PXA2X0_INT_USBH1, IPL_USB,
ohci_intr, &sc->sc);
if (sc->sc_ih == NULL) {
aprint_error_dev(sc->sc.sc_dev,
"unable to establish interrupt\n");
goto free_map;
}
strlcpy(sc->sc.sc_vendor, "PXA27x", sizeof(sc->sc.sc_vendor));
int err = ohci_init(&sc->sc);
if (err) {
aprint_error_dev(sc->sc.sc_dev, "init failed, error=%d\n", err);
goto free_intr;
}
#if 0
sc->sc.sc_powerhook = powerhook_establish(device_xname(sc->sc.sc_bus.bdev),
pxaohci_power, sc);
if (sc->sc.sc_powerhook == NULL) {
aprint_error_dev(sc->sc.sc_dev->sc_bus.bdev, "cannot establish powerhook\n");
}
#endif
sc->sc.sc_child = config_found(self, &sc->sc.sc_bus, usbctlprint);
return;
free_intr:
pxa2x0_intr_disestablish(sc->sc_ih);
sc->sc_ih = NULL;
free_map:
pxaohci_disable(sc);
pxa2x0_clkman_config(CKEN_USBHC, 0);
bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size);
sc->sc.sc_size = 0;
}
void
pxaohci_attach(struct device *parent, struct device *self, void *aux)
{
struct pxaohci_softc *sc = (struct pxaohci_softc *)self;
struct pxaip_attach_args *pxa = aux;
usbd_status r;
sc->sc.iot = pxa->pxa_iot;
sc->sc.sc_bus.dmatag = pxa->pxa_dmat;
sc->sc_ih = NULL;
sc->sc.sc_size = 0;
/* Map I/O space */
if (bus_space_map(sc->sc.iot, PXA2X0_USBHC_BASE, PXA2X0_USBHC_SIZE, 0,
&sc->sc.ioh)) {
printf(": cannot map mem space\n");
return;
}
sc->sc.sc_size = PXA2X0_USBHC_SIZE;
/* XXX copied from ohci_pci.c. needed? */
bus_space_barrier(sc->sc.iot, sc->sc.ioh, 0, sc->sc.sc_size,
BUS_SPACE_BARRIER_READ|BUS_SPACE_BARRIER_WRITE);
/* start the usb clock */
pxa2x0_clkman_config(CKEN_USBHC, 1);
pxaohci_enable(sc);
/* Disable interrupts, so we don't get any spurious ones. */
bus_space_write_4(sc->sc.iot, sc->sc.ioh, OHCI_INTERRUPT_DISABLE,
OHCI_MIE);
sc->sc_ih = pxa2x0_intr_establish(PXA2X0_INT_USBH1, IPL_USB,
ohci_intr, &sc->sc, sc->sc.sc_bus.bdev.dv_xname);
if (sc->sc_ih == NULL) {
printf(": unable to establish interrupt\n");
pxaohci_disable(sc);
pxa2x0_clkman_config(CKEN_USBHC, 0);
bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size);
sc->sc.sc_size = 0;
return;
}
strlcpy(sc->sc.sc_vendor, "PXA27x", sizeof(sc->sc.sc_vendor));
if (ohci_checkrev(&sc->sc) != USBD_NORMAL_COMPLETION)
goto unsupported;
r = ohci_init(&sc->sc);
if (r != USBD_NORMAL_COMPLETION) {
printf("%s: init failed, error=%d\n",
sc->sc.sc_bus.bdev.dv_xname, r);
unsupported:
pxa2x0_intr_disestablish(sc->sc_ih);
sc->sc_ih = NULL;
pxaohci_disable(sc);
pxa2x0_clkman_config(CKEN_USBHC, 0);
bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size);
sc->sc.sc_size = 0;
return;
}
config_found(self, &sc->sc.sc_bus, usbctlprint);
}
