usb/phy/phy-fsl-usb.c

117 void fsl_otg_chrg_vbus(struct otg_fsm *fsm, int on)
153 void fsl_otg_drv_vbus(struct otg_fsm *fsm, int on)
171 void fsl_otg_loc_conn(struct otg_fsm *fsm, int on)
190 void fsl_otg_loc_sof(struct otg_fsm *fsm, int on)
205 void fsl_otg_start_pulse(struct otg_fsm *fsm)
218 	fsl_otg_add_timer(fsm, b_data_pulse_tmr);
235 	fsl_otg_chrg_vbus(&fsl_otg_dev->fsm, 1);
237 	fsl_otg_add_timer(&fsl_otg_dev->fsm, b_vbus_pulse_tmr);
242 	fsl_otg_chrg_vbus(&fsl_otg_dev->fsm, 0);
250 	fsl_otg_add_timer(&fsl_otg_dev->fsm, b_srp_wait_tmr);
259 	    fsl_otg_dev->fsm.b_sess_vld)
260 		fsl_otg_dev->fsm.b_srp_done = 1;
272 		fsl_otg_add_timer(&fsl_otg_dev->fsm, a_wait_enum_tmr);
274 		otg_statemachine(&fsl_otg_dev->fsm);
284 int fsl_otg_init_timers(struct otg_fsm *fsm)
288 				(unsigned long)&fsm->a_wait_vrise_tmout);
293 				(unsigned long)&fsm->a_wait_bcon_tmout);
298 				(unsigned long)&fsm->a_aidl_bdis_tmout);
303 				(unsigned long)&fsm->b_ase0_brst_tmout);
308 				(unsigned long)&fsm->b_se0_srp);
313 				(unsigned long)&fsm->b_srp_done);
318 				(unsigned long)&fsm);
393 void fsl_otg_add_timer(struct otg_fsm *fsm, void *gtimer)
411 static void fsl_otg_fsm_add_timer(struct otg_fsm *fsm, enum otg_fsm_timer t)
419 	fsl_otg_add_timer(fsm, timer);
423 void fsl_otg_del_timer(struct otg_fsm *fsm, void *gtimer)
433 static void fsl_otg_fsm_del_timer(struct otg_fsm *fsm, enum otg_fsm_timer t)
441 	fsl_otg_del_timer(fsm, timer);
457 int fsl_otg_start_host(struct otg_fsm *fsm, int on)
459 	struct usb_otg *otg = fsm->otg;
473 	fsm->a_vbus_vld =
484 				if (fsm->id) {
486 					fsl_otg_drv_vbus(fsm, 1);
509 				if (fsm->id)
511 					fsl_otg_drv_vbus(fsm, 0);
524 int fsl_otg_start_gadget(struct otg_fsm *fsm, int on)
526 	struct usb_otg *otg = fsm->otg;
563 	otg_dev->fsm.a_bus_drop = 0;
564 	otg_dev->fsm.a_bus_req = 1;
570 		otg->host->is_b_host = otg_dev->fsm.id;
584 			struct otg_fsm *fsm = &otg_dev->fsm;
587 			fsm->protocol = PROTO_UNDEF;
593 	otg_statemachine(&otg_dev->fsm);
618 		otg_dev->fsm.b_bus_req = 0;
619 		otg_statemachine(&otg_dev->fsm);
624 	otg->gadget->is_a_peripheral = !otg_dev->fsm.id;
626 	otg_dev->fsm.b_bus_req = 1;
629 	pr_debug("ID pin=%d\n", otg_dev->fsm.id);
630 	if (otg_dev->fsm.id == 1) {
631 		fsl_otg_start_host(&otg_dev->fsm, 0);
632 		otg_drv_vbus(&otg_dev->fsm, 0);
633 		fsl_otg_start_gadget(&otg_dev->fsm, 1);
652 	struct otg_fsm *fsm = &og->fsm;
654 	if (fsm->id) {		/* switch to gadget */
655 		fsl_otg_start_host(fsm, 0);
656 		otg_drv_vbus(fsm, 0);
657 		fsl_otg_start_gadget(fsm, 1);
673 	otg_dev->fsm.b_bus_req = 1;
674 	otg_statemachine(&otg_dev->fsm);
694 	otg_dev->fsm.a_bus_req = 0;
695 	otg_statemachine(&otg_dev->fsm);
708 	struct otg_fsm *fsm = &((struct fsl_otg *)dev_id)->fsm;
719 	fsm->id = (otg_sc & OTGSC_STS_USB_ID) ? 1 : 0;
720 	otg->default_a = (fsm->id == 0);
725 			fsm->id = (otg_sc & OTGSC_STS_USB_ID) ? 1 : 0;
726 			otg->default_a = (fsm->id == 0);
728 			if (fsm->id)
729 				fsm->b_conn = 0;
731 				fsm->a_conn = 0;
734 				otg->host->is_b_host = fsm->id;
736 				otg->gadget->is_a_peripheral = !fsm->id;
737 			VDBG("ID int (ID is %d)\n", fsm->id);
739 			if (fsm->id) {	/* switch to gadget */
747 				fsl_otg_start_gadget(fsm, 0);
748 				otg_drv_vbus(fsm, 1);
749 				fsl_otg_start_host(fsm, 1);
794 	status = fsl_otg_init_timers(&fsl_otg_tc->fsm);
799 	mutex_init(&fsl_otg_tc->fsm.lock);
802 	fsl_otg_tc->fsm.ops = &fsl_otg_ops;
836 	struct otg_fsm *fsm;
843 	fsm = &p_otg->fsm;
847 	fsm->otg = p_otg->phy.otg;
945 		p_otg->fsm.id = 1;
948 		p_otg->fsm.id = 0;
951 	pr_debug("initial ID pin=%d\n", p_otg->fsm.id);