AR_PHY_RESTART
REG_SET_BIT(ah, AR_PHY_RESTART,
REG_SET_BIT(ah, AR_PHY_RESTART,
REG_CLR_BIT(ah, AR_PHY_RESTART,
val = REG_READ(ah, AR_PHY_RESTART);
REG_WRITE(ah, AR_PHY_RESTART, val);