1 /*-
62 #include <dev/usb/controller/musb_otg.h>
99 	bus_write_4((sc)->sc_mem_res[idx], (reg), (val));	\
102 #define	USB_READ4(sc, idx, reg) bus_read_4((sc)->sc_mem_res[idx], (reg))
112 	{ -1,               0,  0 }
141 	if (sc->sc_otg.sc_mode == MUSB2_DEVICE_MODE)  in musbotg_vbus_poll()
142 		musbotg_vbus_interrupt(&sc->sc_otg, 1);  in musbotg_vbus_poll()
145 		musbotg_vbus_interrupt(&sc->sc_otg, stat & 1);  in musbotg_vbus_poll()
159 	struct musbotg_super_softc *ssc;  in musbotg_clocks_on()  local
163 	ssc = sc->sc_platform_data;  in musbotg_clocks_on()
165 	reg = SYSCON_READ_4(ssc->syscon, USB_CTRL[sc->sc_id]);  in musbotg_clocks_on()
170 	SYSCON_WRITE_4(ssc->syscon, USB_CTRL[sc->sc_id], reg);  in musbotg_clocks_on()
177 	struct musbotg_super_softc *ssc;  in musbotg_clocks_off()  local
181 	ssc = sc->sc_platform_data;  in musbotg_clocks_off()
184 	reg = SYSCON_READ_4(ssc->syscon, USB_CTRL[sc->sc_id]);  in musbotg_clocks_off()
185 	SYSCON_WRITE_4(ssc->syscon, USB_CTRL[sc->sc_id], reg | 3);  in musbotg_clocks_off()
191 	struct musbotg_super_softc *ssc = sc->sc_platform_data;  in musbotg_ep_int_set()  local
197 		USBCTRL_WRITE4(ssc, USBCTRL_INTEN_SET0, epmask);  in musbotg_ep_int_set()
199 		USBCTRL_WRITE4(ssc, USBCTRL_INTEN_CLR0, epmask);  in musbotg_ep_int_set()
206 	struct musbotg_super_softc *ssc = sc->sc_platform_data;  in musbotg_wrapper_interrupt()  local
209 	stat = USBCTRL_READ4(ssc, USBCTRL_STAT);  in musbotg_wrapper_interrupt()
210 	stat0 = USBCTRL_READ4(ssc, USBCTRL_IRQ_STAT0);  in musbotg_wrapper_interrupt()
211 	stat1 = USBCTRL_READ4(ssc, USBCTRL_IRQ_STAT1);  in musbotg_wrapper_interrupt()
213 		USBCTRL_WRITE4(ssc, USBCTRL_IRQ_STAT0, stat0);  in musbotg_wrapper_interrupt()
215 		USBCTRL_WRITE4(ssc, USBCTRL_IRQ_STAT1, stat1);  in musbotg_wrapper_interrupt()
218 	    sc->sc_id, stat0, stat1, stat);  in musbotg_wrapper_interrupt()
233 	if (!ofw_bus_is_compatible(dev, "ti,musb-am33xx"))  in musbotg_probe()
236 	device_set_desc(dev, "TI AM33xx integrated USB OTG controller");  in musbotg_probe()
251 	sc->sc_otg.sc_id = device_get_unit(dev);  in musbotg_attach()
268 	/* FIXME: For now; Go and kidnap syscon from opp-table */  in musbotg_attach()
269 	opp_table = OF_finddevice("/opp-table");  in musbotg_attach()
270 	if (opp_table == -1) {  in musbotg_attach()
271 		device_printf(dev, "Cant find /opp-table\n");  in musbotg_attach()
275 		device_printf(dev, "/opp-table missing syscon property\n");  in musbotg_attach()
278 	err = syscon_get_by_ofw_property(dev, opp_table, "syscon", &sc->syscon);  in musbotg_attach()
286 		sc->sc_mem_res);  in musbotg_attach()
294 	sc->sc_otg.sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ,  in musbotg_attach()
295 	    &sc->sc_irq_rid, RF_ACTIVE);  in musbotg_attach()
296 	if (sc->sc_otg.sc_irq_res == NULL) {  in musbotg_attach()
302 	/* setup MUSB OTG USB controller interface softc */  in musbotg_attach()
303 	sc->sc_otg.sc_clocks_on = &musbotg_clocks_on;  in musbotg_attach()
304 	sc->sc_otg.sc_clocks_off = &musbotg_clocks_off;  in musbotg_attach()
305 	sc->sc_otg.sc_clocks_arg = &sc->sc_otg;  in musbotg_attach()
307 	sc->sc_otg.sc_ep_int_set = musbotg_ep_int_set;  in musbotg_attach()
310 	sc->sc_otg.sc_bus.parent = dev;  in musbotg_attach()
311 	sc->sc_otg.sc_bus.devices = sc->sc_otg.sc_devices;  in musbotg_attach()
312 	sc->sc_otg.sc_bus.devices_max = MUSB2_MAX_DEVICES;  in musbotg_attach()
313 	sc->sc_otg.sc_bus.dma_bits = 32;  in musbotg_attach()
316 	if (usb_bus_mem_alloc_all(&sc->sc_otg.sc_bus,  in musbotg_attach()
322 	sc->sc_otg.sc_io_res = sc->sc_mem_res[RES_USBCORE];  in musbotg_attach()
323 	sc->sc_otg.sc_io_tag =  in musbotg_attach()
324 	    rman_get_bustag(sc->sc_otg.sc_io_res);  in musbotg_attach()
325 	sc->sc_otg.sc_io_hdl =  in musbotg_attach()
326 	    rman_get_bushandle(sc->sc_otg.sc_io_res);  in musbotg_attach()
327 	sc->sc_otg.sc_io_size =  in musbotg_attach()
328 	    rman_get_size(sc->sc_otg.sc_io_res);  in musbotg_attach()
330 	sc->sc_otg.sc_bus.bdev = device_add_child(dev, "usbus", DEVICE_UNIT_ANY);  in musbotg_attach()
331 	if (!(sc->sc_otg.sc_bus.bdev)) {  in musbotg_attach()
335 	device_set_ivars(sc->sc_otg.sc_bus.bdev,  in musbotg_attach()
336 	    &sc->sc_otg.sc_bus);  in musbotg_attach()
338 	err = bus_setup_intr(dev, sc->sc_otg.sc_irq_res,  in musbotg_attach()
341 	    &sc->sc_otg, &sc->sc_otg.sc_intr_hdl);  in musbotg_attach()
343 		sc->sc_otg.sc_intr_hdl = NULL;  in musbotg_attach()
349 	sc->sc_otg.sc_platform_data = sc;  in musbotg_attach()
353 			sc->sc_otg.sc_mode = MUSB2_HOST_MODE;  in musbotg_attach()
355 			sc->sc_otg.sc_mode = MUSB2_DEVICE_MODE;  in musbotg_attach()
358 		if (sc->sc_otg.sc_id == 0)  in musbotg_attach()
359 			sc->sc_otg.sc_mode = MUSB2_DEVICE_MODE;  in musbotg_attach()
361 			sc->sc_otg.sc_mode = MUSB2_HOST_MODE;  in musbotg_attach()
365 	 * software-controlled function  in musbotg_attach()
368 	if (sc->sc_otg.sc_mode == MUSB2_HOST_MODE) {  in musbotg_attach()
386 	err = musbotg_init(&sc->sc_otg);  in musbotg_attach()
388 		err = device_probe_and_attach(sc->sc_otg.sc_bus.bdev);  in musbotg_attach()
414 	if (sc->sc_otg.sc_irq_res && sc->sc_otg.sc_intr_hdl) {  in musbotg_detach()
418 		musbotg_uninit(&sc->sc_otg);  in musbotg_detach()
420 		bus_teardown_intr(dev, sc->sc_otg.sc_irq_res,  in musbotg_detach()
421 		    sc->sc_otg.sc_intr_hdl);  in musbotg_detach()
422 		sc->sc_otg.sc_intr_hdl = NULL;  in musbotg_detach()
425 	usb_bus_mem_free_all(&sc->sc_otg.sc_bus, NULL);  in musbotg_detach()
428 	if (sc->sc_mem_res[0])  in musbotg_detach()
430 		    sc->sc_mem_res);  in musbotg_detach()
432 	if (sc->sc_otg.sc_irq_res)  in musbotg_detach()
433 		bus_release_resource(dev, SYS_RES_IRQ, sc->sc_irq_rid,  in musbotg_detach()
434 		    sc->sc_otg.sc_irq_res);  in musbotg_detach()