AR_PHY_TIMING5
reg = AR_READ(sc, AR_PHY_TIMING5);
AR_WRITE(sc, AR_PHY_TIMING5, reg);
reg = AR_READ(sc, AR_PHY_TIMING5);
AR_WRITE(sc, AR_PHY_TIMING5, reg);
AR_WRITE(sc, AR_PHY_TIMING5, 0xd00a8007);