disable_watchdog();
/* GO_TO_SUSPEND stops the CPU clock too. */
orb(AR9170_USB_REG_MAIN_CTRL, AR9170_USB_MAIN_CTRL_GO_TO_SUSPEND);
} else {
disable_watchdog();
/* GO_TO_SUSPEND stops the CPU clock too. */
orb(AR9170_USB_REG_MAIN_CTRL, AR9170_USB_MAIN_CTRL_GO_TO_SUSPEND);
} else {