OMAP_CTRL_DEV_AVALID
val |= OMAP_CTRL_DEV_AVALID | OMAP_CTRL_DEV_VBUSVALID;
val |= OMAP_CTRL_DEV_IDDIG | OMAP_CTRL_DEV_AVALID |
val &= ~(OMAP_CTRL_DEV_AVALID | OMAP_CTRL_DEV_VBUSVALID);