OWL_EMAC_BIT_MAC_CSR0_SWR
owl_emac_reg_set(priv, OWL_EMAC_REG_MAC_CSR0, OWL_EMAC_BIT_MAC_CSR0_SWR);
val, !(val & OWL_EMAC_BIT_MAC_CSR0_SWR),