2 /* Driver for the Texas Instruments DP83869 PHY
16 #include <dt-bindings/net/ti-dp83869.h>
157 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_read_status()  local
166 			if (dp83869->mode == DP83869_RGMII_100_BASE)  in dp83869_read_status()
496 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_config_port_mirroring()  local
498 	if (dp83869->port_mirroring == DP83869_PORT_MIRRORING_EN)  in dp83869_config_port_mirroring()
510 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_set_strapped_mode()  local
517 	dp83869->mode = val & DP83869_STRAP_OP_MODE_MASK;  in dp83869_set_strapped_mode()
529 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_of_init()  local
538 	dp83869->io_impedance = -EINVAL;  in dp83869_of_init()
542 				   &dp83869->clk_output_sel);  in dp83869_of_init()
543 	if (ret || dp83869->clk_output_sel > DP83869_CLK_O_SEL_REF_CLK)  in dp83869_of_init()
544 		dp83869->clk_output_sel = DP83869_CLK_O_SEL_REF_CLK;  in dp83869_of_init()
546 	ret = of_property_read_u32(of_node, "ti,op-mode", &dp83869->mode);  in dp83869_of_init()
548 		if (dp83869->mode < DP83869_RGMII_COPPER_ETHERNET ||  in dp83869_of_init()
549 		    dp83869->mode > DP83869_SGMII_COPPER_ETHERNET)  in dp83869_of_init()
558 		dp83869->io_impedance = DP83869_IO_MUX_CFG_IO_IMPEDANCE_MAX;  in dp83869_of_init()
560 		dp83869->io_impedance = DP83869_IO_MUX_CFG_IO_IMPEDANCE_MIN;  in dp83869_of_init()
563 		dp83869->port_mirroring = DP83869_PORT_MIRRORING_EN;  in dp83869_of_init()
571 			dp83869->port_mirroring = DP83869_PORT_MIRRORING_EN;  in dp83869_of_init()
573 			dp83869->port_mirroring = DP83869_PORT_MIRRORING_DIS;  in dp83869_of_init()
579 				 &dp83869->rx_fifo_depth))  in dp83869_of_init()
580 		dp83869->rx_fifo_depth = DP83869_PHYCR_FIFO_DEPTH_4_B_NIB;  in dp83869_of_init()
583 				 &dp83869->tx_fifo_depth))  in dp83869_of_init()
584 		dp83869->tx_fifo_depth = DP83869_PHYCR_FIFO_DEPTH_4_B_NIB;  in dp83869_of_init()
586 	dp83869->rx_int_delay = phy_get_internal_delay(phydev, dev,  in dp83869_of_init()
589 	if (dp83869->rx_int_delay < 0)  in dp83869_of_init()
590 		dp83869->rx_int_delay =  in dp83869_of_init()
593 	dp83869->tx_int_delay = phy_get_internal_delay(phydev, dev,  in dp83869_of_init()
596 	if (dp83869->tx_int_delay < 0)  in dp83869_of_init()
597 		dp83869->tx_int_delay =  in dp83869_of_init()
610 				   struct dp83869_private *dp83869)  in dp83869_configure_rgmii()  argument
620 		val |= (dp83869->tx_fifo_depth << DP83869_TX_FIFO_SHIFT);  in dp83869_configure_rgmii()
621 		val |= (dp83869->rx_fifo_depth << DP83869_RX_FIFO_SHIFT);  in dp83869_configure_rgmii()
628 	if (dp83869->io_impedance >= 0)  in dp83869_configure_rgmii()
632 				     dp83869->io_impedance &  in dp83869_configure_rgmii()
639 				   struct dp83869_private *dp83869)  in dp83869_configure_fiber()  argument
651 	if (dp83869->mode == DP83869_RGMII_1000_BASE) {  in dp83869_configure_fiber()
684 				  struct dp83869_private *dp83869)  in dp83869_configure_mode()  argument
689 	if (dp83869->mode < DP83869_RGMII_COPPER_ETHERNET ||  in dp83869_configure_mode()
690 	    dp83869->mode > DP83869_SGMII_COPPER_ETHERNET)  in dp83869_configure_mode()
697 			    dp83869->mode);  in dp83869_configure_mode()
705 	phy_ctrl_val = (dp83869->rx_fifo_depth << DP83869_RX_FIFO_SHIFT |  in dp83869_configure_mode()
706 			dp83869->tx_fifo_depth << DP83869_TX_FIFO_SHIFT |  in dp83869_configure_mode()
709 	switch (dp83869->mode) {  in dp83869_configure_mode()
720 		ret = dp83869_configure_rgmii(phydev, dp83869);  in dp83869_configure_mode()
772 		ret = dp83869_configure_fiber(phydev, dp83869);  in dp83869_configure_mode()
783 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_config_init()  local
792 	ret = dp83869_configure_mode(phydev, dp83869);  in dp83869_config_init()
803 	if (dp83869->port_mirroring != DP83869_PORT_MIRRORING_KEEP)  in dp83869_config_init()
807 	if (dp83869->clk_output_sel != DP83869_CLK_O_SEL_REF_CLK)  in dp83869_config_init()
811 				     dp83869->clk_output_sel <<  in dp83869_config_init()
816 				    dp83869->rx_int_delay |  in dp83869_config_init()
817 			dp83869->tx_int_delay << DP83869_RGMII_CLK_DELAY_SHIFT);  in dp83869_config_init()
844 	struct dp83869_private *dp83869;  in dp83869_probe()  local
847 	dp83869 = devm_kzalloc(&phydev->mdio.dev, sizeof(*dp83869),  in dp83869_probe()
849 	if (!dp83869)  in dp83869_probe()
852 	phydev->priv = dp83869;  in dp83869_probe()
858 	if (dp83869->mode == DP83869_RGMII_100_BASE ||  in dp83869_probe()
859 	    dp83869->mode == DP83869_RGMII_1000_BASE)  in dp83869_probe()
884 		.name		= "TI DP83869",
913 MODULE_DESCRIPTION("Texas Instruments DP83869 PHY driver");