700 	ulong miir;  in m80x_send_cmd_to_phy()  local
705 	miir = (ulong) ioread32(miiport);  in m80x_send_cmd_to_phy()
706 	miir &= 0xfffffff0;  in m80x_send_cmd_to_phy()
708 	miir |= MASK_MIIR_MII_WRITE + MASK_MIIR_MII_MDO;  in m80x_send_cmd_to_phy()
713 		miir &= ~MASK_MIIR_MII_MDC;  in m80x_send_cmd_to_phy()
714 		iowrite32(miir, miiport);  in m80x_send_cmd_to_phy()
717 		miir |= MASK_MIIR_MII_MDC;  in m80x_send_cmd_to_phy()
718 		iowrite32(miir, miiport);  in m80x_send_cmd_to_phy()
728 		miir &= ~(MASK_MIIR_MII_MDC + MASK_MIIR_MII_MDO);  in m80x_send_cmd_to_phy()
730 			miir |= MASK_MIIR_MII_MDO;  in m80x_send_cmd_to_phy()
732 		iowrite32(miir, miiport);  in m80x_send_cmd_to_phy()
734 		miir |= MASK_MIIR_MII_MDC;  in m80x_send_cmd_to_phy()
735 		iowrite32(miir, miiport);  in m80x_send_cmd_to_phy()
741 			miir &= ~MASK_MIIR_MII_WRITE;  in m80x_send_cmd_to_phy()
743 	return miir;  in m80x_send_cmd_to_phy()
751 	ulong miir;  in mdio_read()  local
754 	miir = m80x_send_cmd_to_phy(miiport, OP_READ, phyad, regad);  in mdio_read()
761 		miir &= ~MASK_MIIR_MII_MDC;  in mdio_read()
762 		iowrite32(miir, miiport);  in mdio_read()
765 		miir = ioread32(miiport);  in mdio_read()
766 		if (miir & MASK_MIIR_MII_MDI)  in mdio_read()
770 		miir |= MASK_MIIR_MII_MDC;  in mdio_read()
771 		iowrite32(miir, miiport);  in mdio_read()
779 	miir &= ~MASK_MIIR_MII_MDC;  in mdio_read()
780 	iowrite32(miir, miiport);  in mdio_read()
790 	ulong miir;  in mdio_write()  local
793 	miir = m80x_send_cmd_to_phy(miiport, OP_WRITE, phyad, regad);  in mdio_write()
799 		miir &= ~(MASK_MIIR_MII_MDC + MASK_MIIR_MII_MDO);  in mdio_write()
801 			miir |= MASK_MIIR_MII_MDO;  in mdio_write()
802 		iowrite32(miir, miiport);  in mdio_write()
805 		miir |= MASK_MIIR_MII_MDC;  in mdio_write()
806 		iowrite32(miir, miiport);  in mdio_write()
813 	miir &= ~MASK_MIIR_MII_MDC;  in mdio_write()
814 	iowrite32(miir, miiport);  in mdio_write()