pch_udc_readl
if (dev_intr == pch_udc_readl(dev, UDC_DEVCFG_ADDR)) {
pch_udc_writel(dev, pch_udc_readl(dev, reg) | bitmask, reg);
pch_udc_writel(dev, pch_udc_readl(dev, reg) & ~(bitmask), reg);
while ((pch_udc_readl(dev, UDC_CSR_BUSY_ADDR) & UDC_CSR_BUSY)
pch_udc_readl(dev, reg); /* Dummy read */
return pch_udc_readl(dev, reg);
u32 frame = pch_udc_readl(dev, UDC_DEVSTS_ADDR);
return pch_udc_readl(dev, UDC_DEVIRQSTS_ADDR);
return pch_udc_readl(dev, UDC_EPIRQSTS_ADDR);
return pch_udc_readl(dev, UDC_DEVSTS_ADDR);