armv7/omap/omehci.c

75 	struct ehci_softc	 sc;
87 void omehci_soft_phy_reset(struct omehci_softc *sc, unsigned int port);
109 	struct omehci_softc	*sc = (struct omehci_softc *)self;
112 	char			*devname = sc->sc.sc_bus.bdev.dv_xname;
122 	sc->sc.iot = faa->fa_iot;
123 	sc->sc.sc_bus.dmatag = faa->fa_dmat;
127 		sc->port_mode[i] = EHCI_HCD_OMAP_MODE_UNKNOWN;
140 			sc->port_mode[i] = EHCI_HCD_OMAP_MODE_PHY;
142 			sc->port_mode[i] = EHCI_HCD_OMAP_MODE_HSIC;
144 			sc->port_mode[i] = EHCI_HCD_OMAP_MODE_TLL ;
159 	if (bus_space_map(sc->sc.iot, reg[0], reg[1], 0, &sc->sc.ioh)) {
163 	sc->sc.sc_size = reg[1];
165 	if (bus_space_map(sc->sc.iot, faa->fa_reg[0].addr, faa->fa_reg[0].size,
166 	    0, &sc->uhh_ioh)) {
172 	if (sc->tll_avail &&
173 	    bus_space_map(sc->sc.iot, aa->aa_dev->mem[2].addr,
174 	    aa->aa_dev->mem[2].size, 0, &sc->tll_ioh)) {
184 	if (omehci_init(sc))
188 	sc->sc.sc_offs = EREAD1(&sc->sc, EHCI_CAPLENGTH);
189 	EOWRITE2(&sc->sc, EHCI_USBINTR, 0);
191 	sc->sc_ih = arm_intr_establish_fdt(node, IPL_USB,
192 	    ehci_intr, &sc->sc, devname);
193 	if (sc->sc_ih == NULL) {
199 	strlcpy(sc->sc.sc_vendor, "TI OMAP", sizeof(sc->sc.sc_vendor));
200 	r = ehci_init(&sc->sc);
207 	config_found(self, &sc->sc.sc_bus, usbctlprint);
212 	arm_intr_disestablish(sc->sc_ih);
213 	sc->sc_ih = NULL;
216 	bus_space_unmap(sc->sc.iot, sc->tll_ioh, aa->aa_dev->mem[2].size);
219 	bus_space_unmap(sc->sc.iot, sc->uhh_ioh, faa->fa_reg[0].size);
221 	bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size);
222 	sc->sc.sc_size = 0;
228 omehci_init(struct omehci_softc *sc)
243 	sc->ehci_rev = bus_space_read_4(sc->sc.iot, sc->uhh_ioh,
247 	if (sc->ehci_rev == OMAP_EHCI_REV1) {
252 		bus_space_write_4(sc->sc.iot, sc->tll_ioh,
259 		while ((bus_space_read_4(sc->sc.iot, sc->tll_ioh,
271 		bus_space_write_4(sc->sc.iot, sc->tll_ioh,
275 	} else if (sc->ehci_rev == OMAP_EHCI_REV2) {
281 		if (sc->port_mode[0] == EHCI_HCD_OMAP_MODE_PHY) {
284 		} else if (sc->port_mode[0] == EHCI_HCD_OMAP_MODE_TLL)
286 		else if (sc->port_mode[0] == EHCI_HCD_OMAP_MODE_HSIC)
289 		if (sc->port_mode[1] == EHCI_HCD_OMAP_MODE_PHY) {
292 		} else if (sc->port_mode[1] == EHCI_HCD_OMAP_MODE_TLL)
294 		else if (sc->port_mode[1] == EHCI_HCD_OMAP_MODE_HSIC)
299 	reg = bus_space_read_4(sc->sc.iot, sc->uhh_ioh,
301 	if (sc->ehci_rev == OMAP_EHCI_REV1) {
309 	} else if (sc->ehci_rev == OMAP_EHCI_REV2) {
315 	bus_space_write_4(sc->sc.iot, sc->uhh_ioh, OMAP_USBHOST_UHH_SYSCONFIG,
318 	reg = bus_space_read_4(sc->sc.iot, sc->uhh_ioh,
327 	if (sc->ehci_rev == OMAP_EHCI_REV1) {
328 		if (sc->port_mode[0] == EHCI_HCD_OMAP_MODE_UNKNOWN)
330 		if (sc->port_mode[1] == EHCI_HCD_OMAP_MODE_UNKNOWN)
332 		if (sc->port_mode[2] == EHCI_HCD_OMAP_MODE_UNKNOWN)
336 		if ((sc->port_mode[0] == EHCI_HCD_OMAP_MODE_PHY) ||
337 		    (sc->port_mode[1] == EHCI_HCD_OMAP_MODE_PHY) ||
338 		    (sc->port_mode[2] == EHCI_HCD_OMAP_MODE_PHY))
342 	} else if (sc->ehci_rev == OMAP_EHCI_REV2) {
349 		if (sc->port_mode[0] == EHCI_HCD_OMAP_MODE_TLL)
351 		else if (sc->port_mode[0] == EHCI_HCD_OMAP_MODE_HSIC)
354 		if (sc->port_mode[1] == EHCI_HCD_OMAP_MODE_TLL)
356 		else if (sc->port_mode[1] == EHCI_HCD_OMAP_MODE_HSIC)
360 	bus_space_write_4(sc->sc.iot, sc->uhh_ioh, OMAP_USBHOST_UHH_HOSTCONFIG, reg);
364 		if (sc->port_mode[i] == EHCI_HCD_OMAP_MODE_PHY)
370 		omap_ehci_utmi_init(sc, tll_ch_mask);
377 	reg = bus_space_read_4(sc->sc.iot, sc->sc.ioh, OMAP_USBHOST_USBCMD);
380 	bus_space_write_4(sc->sc.iot, sc->sc.ioh, OMAP_USBHOST_USBCMD, reg);
384 		if (sc->port_mode[i] == EHCI_HCD_OMAP_MODE_PHY)
385 			omehci_soft_phy_reset(sc, i);
391 omehci_soft_phy_reset(struct omehci_softc *sc, unsigned int port)
406 	bus_space_write_4(sc->sc.iot, sc->sc.ioh, OMAP_USBHOST_INSNREG05_ULPI, reg);
410 	while ((bus_space_read_4(sc->sc.iot, sc->sc.ioh, OMAP_USBHOST_INSNREG05_ULPI)
426 	struct omehci_softc		*sc = (struct omehci_softc *)self;
433 	if (sc->sc_ih != NULL) {
434 		arm_intr_disestablish(sc->sc_ih);
435 		sc->sc_ih = NULL;
438 	if (sc->sc.sc_size) {
439 		bus_space_unmap(sc->sc.iot, sc->sc.ioh, sc->sc.sc_size);
440 		sc->sc.sc_size = 0;
451 	struct omehci_softc *sc = (struct omehci_softc *)self;
455 		sc->sc.sc_bus.use_polling++;
457 		sc->sc.sc_bus.use_polling--;
460 		sc->sc.sc_bus.use_polling++;
462 		sc->sc.sc_bus.use_polling--;
465 		ehci_reset(&sc->sc);