68 	struct platform_device	*musb;  member
84 static void da8xx_musb_enable(struct musb *musb)  in da8xx_musb_enable()  argument
86 	void __iomem *reg_base = musb->ctrl_base;  in da8xx_musb_enable()
90 	mask = ((musb->epmask & DA8XX_USB_TX_EP_MASK) << DA8XX_INTR_TX_SHIFT) |  in da8xx_musb_enable()
91 	       ((musb->epmask & DA8XX_USB_RX_EP_MASK) << DA8XX_INTR_RX_SHIFT) |  in da8xx_musb_enable()
103 static void da8xx_musb_disable(struct musb *musb)  in da8xx_musb_disable()  argument
105 	void __iomem *reg_base = musb->ctrl_base;  in da8xx_musb_disable()
115 static void da8xx_musb_set_vbus(struct musb *musb, int is_on)  in da8xx_musb_set_vbus()  argument
117 	WARN_ON(is_on && is_peripheral_active(musb));  in da8xx_musb_set_vbus()
124 	struct musb		*musb = from_timer(musb, t, dev_timer);  in otg_timer()  local
125 	void __iomem		*mregs = musb->mregs;  in otg_timer()
134 	dev_dbg(musb->controller, "Poll devctl %02x (%s)\n", devctl,  in otg_timer()
135 		usb_otg_state_string(musb->xceiv->otg->state));  in otg_timer()
137 	spin_lock_irqsave(&musb->lock, flags);  in otg_timer()
138 	switch (musb->xceiv->otg->state) {  in otg_timer()
141 		musb_writeb(musb->mregs, MUSB_DEVCTL, devctl);  in otg_timer()
143 		devctl = musb_readb(musb->mregs, MUSB_DEVCTL);  in otg_timer()
145 			musb->xceiv->otg->state = OTG_STATE_B_IDLE;  in otg_timer()
146 			MUSB_DEV_MODE(musb);  in otg_timer()
148 			musb->xceiv->otg->state = OTG_STATE_A_IDLE;  in otg_timer()
149 			MUSB_HST_MODE(musb);  in otg_timer()
160 			mod_timer(&musb->dev_timer, jiffies + POLL_SECONDS * HZ);  in otg_timer()
163 		musb->xceiv->otg->state = OTG_STATE_A_WAIT_VRISE;  in otg_timer()
164 		musb_writel(musb->ctrl_base, DA8XX_USB_INTR_SRC_SET_REG,  in otg_timer()
183 			mod_timer(&musb->dev_timer, jiffies + POLL_SECONDS * HZ);  in otg_timer()
185 			musb->xceiv->otg->state = OTG_STATE_A_IDLE;  in otg_timer()
190 	spin_unlock_irqrestore(&musb->lock, flags);  in otg_timer()
193 static void da8xx_musb_try_idle(struct musb *musb, unsigned long timeout)  in da8xx_musb_try_idle()  argument
201 	if (musb->is_active || (musb->a_wait_bcon == 0 &&  in da8xx_musb_try_idle()
202 				musb->xceiv->otg->state == OTG_STATE_A_WAIT_BCON)) {  in da8xx_musb_try_idle()
203 		dev_dbg(musb->controller, "%s active, deleting timer\n",  in da8xx_musb_try_idle()
204 			usb_otg_state_string(musb->xceiv->otg->state));  in da8xx_musb_try_idle()
205 		del_timer(&musb->dev_timer);  in da8xx_musb_try_idle()
210 	if (time_after(last_timer, timeout) && timer_pending(&musb->dev_timer)) {  in da8xx_musb_try_idle()
211 		dev_dbg(musb->controller, "Longer idle timer already pending, ignoring...\n");  in da8xx_musb_try_idle()
216 	dev_dbg(musb->controller, "%s inactive, starting idle timer for %u ms\n",  in da8xx_musb_try_idle()
217 		usb_otg_state_string(musb->xceiv->otg->state),  in da8xx_musb_try_idle()
219 	mod_timer(&musb->dev_timer, timeout);  in da8xx_musb_try_idle()
224 	struct musb		*musb = hci;  in da8xx_musb_interrupt()  local
225 	void __iomem		*reg_base = musb->ctrl_base;  in da8xx_musb_interrupt()
230 	spin_lock_irqsave(&musb->lock, flags);  in da8xx_musb_interrupt()
243 	dev_dbg(musb->controller, "USB IRQ %08x\n", status);  in da8xx_musb_interrupt()
245 	musb->int_rx = (status & DA8XX_INTR_RX_MASK) >> DA8XX_INTR_RX_SHIFT;  in da8xx_musb_interrupt()
246 	musb->int_tx = (status & DA8XX_INTR_TX_MASK) >> DA8XX_INTR_TX_SHIFT;  in da8xx_musb_interrupt()
247 	musb->int_usb = (status & DA8XX_INTR_USB_MASK) >> DA8XX_INTR_USB_SHIFT;  in da8xx_musb_interrupt()
259 		void __iomem *mregs = musb->mregs;  in da8xx_musb_interrupt()
263 		err = musb->int_usb & MUSB_INTR_VBUSERROR;  in da8xx_musb_interrupt()
276 			musb->int_usb &= ~MUSB_INTR_VBUSERROR;  in da8xx_musb_interrupt()
277 			musb->xceiv->otg->state = OTG_STATE_A_WAIT_VFALL;  in da8xx_musb_interrupt()
278 			mod_timer(&musb->dev_timer, jiffies + POLL_SECONDS * HZ);  in da8xx_musb_interrupt()
281 			MUSB_HST_MODE(musb);  in da8xx_musb_interrupt()
282 			musb->xceiv->otg->state = OTG_STATE_A_WAIT_VRISE;  in da8xx_musb_interrupt()
283 			portstate(musb->port1_status |= USB_PORT_STAT_POWER);  in da8xx_musb_interrupt()
284 			del_timer(&musb->dev_timer);  in da8xx_musb_interrupt()
285 		} else if (!(musb->int_usb & MUSB_INTR_BABBLE)) {  in da8xx_musb_interrupt()
294 			musb->is_active = 0;  in da8xx_musb_interrupt()
295 			MUSB_DEV_MODE(musb);  in da8xx_musb_interrupt()
296 			musb->xceiv->otg->state = OTG_STATE_B_IDLE;  in da8xx_musb_interrupt()
297 			portstate(musb->port1_status &= ~USB_PORT_STAT_POWER);  in da8xx_musb_interrupt()
300 		dev_dbg(musb->controller, "VBUS %s (%s)%s, devctl %02x\n",  in da8xx_musb_interrupt()
302 				usb_otg_state_string(musb->xceiv->otg->state),  in da8xx_musb_interrupt()
308 	if (musb->int_tx || musb->int_rx || musb->int_usb)  in da8xx_musb_interrupt()
309 		ret |= musb_interrupt(musb);  in da8xx_musb_interrupt()
317 	if (musb->xceiv->otg->state == OTG_STATE_B_IDLE)  in da8xx_musb_interrupt()
318 		mod_timer(&musb->dev_timer, jiffies + POLL_SECONDS * HZ);  in da8xx_musb_interrupt()
320 	spin_unlock_irqrestore(&musb->lock, flags);  in da8xx_musb_interrupt()
325 static int da8xx_musb_set_mode(struct musb *musb, u8 musb_mode)  in da8xx_musb_set_mode()  argument
327 	struct da8xx_glue *glue = dev_get_drvdata(musb->controller->parent);  in da8xx_musb_set_mode()
334 	if (!musb->is_initialized)  in da8xx_musb_set_mode()
354 static int da8xx_musb_init(struct musb *musb)  in da8xx_musb_init()  argument
356 	struct da8xx_glue *glue = dev_get_drvdata(musb->controller->parent);  in da8xx_musb_init()
357 	void __iomem *reg_base = musb->ctrl_base;  in da8xx_musb_init()
361 	musb->mregs += DA8XX_MENTOR_CORE_OFFSET;  in da8xx_musb_init()
374 	musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2);  in da8xx_musb_init()
375 	if (IS_ERR_OR_NULL(musb->xceiv)) {  in da8xx_musb_init()
380 	timer_setup(&musb->dev_timer, otg_timer, 0);  in da8xx_musb_init()
404 	musb->isr = da8xx_musb_interrupt;  in da8xx_musb_init()
414 static int da8xx_musb_exit(struct musb *musb)  in da8xx_musb_exit()  argument
416 	struct da8xx_glue *glue = dev_get_drvdata(musb->controller->parent);  in da8xx_musb_exit()
418 	del_timer_sync(&musb->dev_timer);  in da8xx_musb_exit()
424 	usb_put_phy(musb->xceiv);  in da8xx_musb_exit()
447 	struct musb *musb = c->musb;  in da8xx_dma_controller_callback()  local
448 	void __iomem *reg_base = musb->ctrl_base;  in da8xx_dma_controller_callback()
454 da8xx_dma_controller_create(struct musb *musb, void __iomem *base)  in da8xx_dma_controller_create()  argument
458 	controller = cppi41_dma_controller_create(musb, base);  in da8xx_dma_controller_create()
581 	glue->musb = platform_device_register_full(&pinfo);  in da8xx_probe()
582 	ret = PTR_ERR_OR_ZERO(glue->musb);  in da8xx_probe()
595 	platform_device_unregister(glue->musb);  in da8xx_remove()