ENETC_PSIPMR
ENETC_PMR, ENETC_PSR, ENETC_PSIPMR, ENETC_PSIPMAR0(0),
psipmr |= enetc_port_rd(hw, ENETC_PSIPMR) &
enetc_port_wr(hw, ENETC_PSIPMR, psipmr);
enetc_port_wr(hw, ENETC_PSIPMR, 0);