USB2_PHY_OTG_CTRL
reg = readl(utmi->regs + USB2_PHY_OTG_CTRL);
writel(reg, utmi->regs + USB2_PHY_OTG_CTRL);
reg = readl(utmi->regs + USB2_PHY_OTG_CTRL);
writel(reg, utmi->regs + USB2_PHY_OTG_CTRL);