Lines Matching refs:musb
68 struct platform_device *musb;
84 static void da8xx_musb_enable(struct musb *musb)
86 void __iomem *reg_base = musb->ctrl_base;
90 mask = ((musb->epmask & DA8XX_USB_TX_EP_MASK) << DA8XX_INTR_TX_SHIFT) |
91 ((musb->epmask & DA8XX_USB_RX_EP_MASK) << DA8XX_INTR_RX_SHIFT) |
103 static void da8xx_musb_disable(struct musb *musb)
105 void __iomem *reg_base = musb->ctrl_base;
115 static void da8xx_musb_set_vbus(struct musb *musb, int is_on)
117 WARN_ON(is_on && is_peripheral_active(musb));
124 struct musb *musb = from_timer(musb, t, dev_timer);
125 void __iomem *mregs = musb->mregs;
134 dev_dbg(musb->controller, "Poll devctl %02x (%s)\n", devctl,
135 usb_otg_state_string(musb->xceiv->otg->state));
137 spin_lock_irqsave(&musb->lock, flags);
138 switch (musb->xceiv->otg->state) {
141 musb_writeb(musb->mregs, MUSB_DEVCTL, devctl);
143 devctl = musb_readb(musb->mregs, MUSB_DEVCTL);
145 musb->xceiv->otg->state = OTG_STATE_B_IDLE;
146 MUSB_DEV_MODE(musb);
148 musb->xceiv->otg->state = OTG_STATE_A_IDLE;
149 MUSB_HST_MODE(musb);
160 mod_timer(&musb->dev_timer, jiffies + POLL_SECONDS * HZ);
163 musb->xceiv->otg->state = OTG_STATE_A_WAIT_VRISE;
164 musb_writel(musb->ctrl_base, DA8XX_USB_INTR_SRC_SET_REG,
183 mod_timer(&musb->dev_timer, jiffies + POLL_SECONDS * HZ);
185 musb->xceiv->otg->state = OTG_STATE_A_IDLE;
190 spin_unlock_irqrestore(&musb->lock, flags);
193 static void da8xx_musb_try_idle(struct musb *musb, unsigned long timeout)
201 if (musb->is_active || (musb->a_wait_bcon == 0 &&
202 musb->xceiv->otg->state == OTG_STATE_A_WAIT_BCON)) {
203 dev_dbg(musb->controller, "%s active, deleting timer\n",
204 usb_otg_state_string(musb->xceiv->otg->state));
205 del_timer(&musb->dev_timer);
210 if (time_after(last_timer, timeout) && timer_pending(&musb->dev_timer)) {
211 dev_dbg(musb->controller, "Longer idle timer already pending, ignoring...\n");
216 dev_dbg(musb->controller, "%s inactive, starting idle timer for %u ms\n",
217 usb_otg_state_string(musb->xceiv->otg->state),
219 mod_timer(&musb->dev_timer, timeout);
224 struct musb *musb = hci;
225 void __iomem *reg_base = musb->ctrl_base;
230 spin_lock_irqsave(&musb->lock, flags);
243 dev_dbg(musb->controller, "USB IRQ %08x\n", status);
245 musb->int_rx = (status & DA8XX_INTR_RX_MASK) >> DA8XX_INTR_RX_SHIFT;
246 musb->int_tx = (status & DA8XX_INTR_TX_MASK) >> DA8XX_INTR_TX_SHIFT;
247 musb->int_usb = (status & DA8XX_INTR_USB_MASK) >> DA8XX_INTR_USB_SHIFT;
259 void __iomem *mregs = musb->mregs;
263 err = musb->int_usb & MUSB_INTR_VBUSERROR;
276 musb->int_usb &= ~MUSB_INTR_VBUSERROR;
277 musb->xceiv->otg->state = OTG_STATE_A_WAIT_VFALL;
278 mod_timer(&musb->dev_timer, jiffies + POLL_SECONDS * HZ);
281 MUSB_HST_MODE(musb);
282 musb->xceiv->otg->state = OTG_STATE_A_WAIT_VRISE;
283 portstate(musb->port1_status |= USB_PORT_STAT_POWER);
284 del_timer(&musb->dev_timer);
285 } else if (!(musb->int_usb & MUSB_INTR_BABBLE)) {
294 musb->is_active = 0;
295 MUSB_DEV_MODE(musb);
296 musb->xceiv->otg->state = OTG_STATE_B_IDLE;
297 portstate(musb->port1_status &= ~USB_PORT_STAT_POWER);
300 dev_dbg(musb->controller, "VBUS %s (%s)%s, devctl %02x\n",
302 usb_otg_state_string(musb->xceiv->otg->state),
308 if (musb->int_tx || musb->int_rx || musb->int_usb)
309 ret |= musb_interrupt(musb);
317 if (musb->xceiv->otg->state == OTG_STATE_B_IDLE)
318 mod_timer(&musb->dev_timer, jiffies + POLL_SECONDS * HZ);
320 spin_unlock_irqrestore(&musb->lock, flags);
325 static int da8xx_musb_set_mode(struct musb *musb, u8 musb_mode)
327 struct da8xx_glue *glue = dev_get_drvdata(musb->controller->parent);
334 if (!musb->is_initialized)
354 static int da8xx_musb_init(struct musb *musb)
356 struct da8xx_glue *glue = dev_get_drvdata(musb->controller->parent);
357 void __iomem *reg_base = musb->ctrl_base;
361 musb->mregs += DA8XX_MENTOR_CORE_OFFSET;
374 musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2);
375 if (IS_ERR_OR_NULL(musb->xceiv)) {
380 timer_setup(&musb->dev_timer, otg_timer, 0);
404 musb->isr = da8xx_musb_interrupt;
414 static int da8xx_musb_exit(struct musb *musb)
416 struct da8xx_glue *glue = dev_get_drvdata(musb->controller->parent);
418 del_timer_sync(&musb->dev_timer);
424 usb_put_phy(musb->xceiv);
447 struct musb *musb = c->musb;
448 void __iomem *reg_base = musb->ctrl_base;
454 da8xx_dma_controller_create(struct musb *musb, void __iomem *base)
458 controller = cppi41_dma_controller_create(musb, base);
489 .name = "musb-hdrc",
581 glue->musb = platform_device_register_full(&pinfo);
582 ret = PTR_ERR_OR_ZERO(glue->musb);
584 dev_err(&pdev->dev, "failed to register musb device: %d\n", ret);
595 platform_device_unregister(glue->musb);
632 .compatible = "ti,da830-musb",
643 .name = "musb-da8xx",