ICSSG_EMAC_PORT_DISABLE
ret = icssg_set_port_state(emac, ICSSG_EMAC_PORT_DISABLE);
ret = icssg_set_port_state(emac, ICSSG_EMAC_PORT_DISABLE);
ret = icssg_set_port_state(emac0, ICSSG_EMAC_PORT_DISABLE);
ret |= icssg_set_port_state(emac1, ICSSG_EMAC_PORT_DISABLE);
icssg_set_port_state(emac, ICSSG_EMAC_PORT_DISABLE);
emac_state = ICSSG_EMAC_PORT_DISABLE;