struct dsps_glue *glue = dev_get_drvdata(dev);
const struct dsps_musb_wrapper *wrp = glue->wrp;
struct musb *musb = platform_get_drvdata(glue->musb);
- void __iomem *mbase = musb->ctrl_base;
+ void __iomem *mbase;
del_timer_sync(&glue->timer);
+
+ if (!musb)
+ /* This can happen if the musb device is in -EPROBE_DEFER */
+ return 0;
+
+ mbase = musb->ctrl_base;
glue->context.control = dsps_readl(mbase, wrp->control);
glue->context.epintr = dsps_readl(mbase, wrp->epintr_set);
glue->context.coreintr = dsps_readl(mbase, wrp->coreintr_set);
struct dsps_glue *glue = dev_get_drvdata(dev);
const struct dsps_musb_wrapper *wrp = glue->wrp;
struct musb *musb = platform_get_drvdata(glue->musb);
- void __iomem *mbase = musb->ctrl_base;
+ void __iomem *mbase;
+
+ if (!musb)
+ return 0;
+ mbase = musb->ctrl_base;
dsps_writel(mbase, wrp->control, glue->context.control);
dsps_writel(mbase, wrp->epintr_set, glue->context.epintr);
dsps_writel(mbase, wrp->coreintr_set, glue->context.coreintr);
dsps_writel(mbase, wrp->mode, glue->context.mode);
dsps_writel(mbase, wrp->tx_mode, glue->context.tx_mode);
dsps_writel(mbase, wrp->rx_mode, glue->context.rx_mode);
- setup_timer(&glue->timer, otg_timer, (unsigned long) musb);
+ if (musb->xceiv->state == OTG_STATE_B_IDLE &&
+ musb->port_mode == MUSB_PORT_MODE_DUAL_ROLE)
+ mod_timer(&glue->timer, jiffies + wrp->poll_seconds * HZ);
return 0;
}