2 /* Driver for the Texas Instruments DP83869 PHY
16 #include <dt-bindings/net/ti-dp83869.h>
158 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_read_status()  local
167 			if (dp83869->mode == DP83869_RGMII_100_BASE)  in dp83869_read_status()
497 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_config_port_mirroring()  local
499 	if (dp83869->port_mirroring == DP83869_PORT_MIRRORING_EN)  in dp83869_config_port_mirroring()
511 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_set_strapped_mode()  local
518 	dp83869->mode = val & DP83869_STRAP_OP_MODE_MASK;  in dp83869_set_strapped_mode()
530 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_of_init()  local
539 	dp83869->io_impedance = -EINVAL;  in dp83869_of_init()
543 				   &dp83869->clk_output_sel);  in dp83869_of_init()
544 	if (ret || dp83869->clk_output_sel > DP83869_CLK_O_SEL_REF_CLK)  in dp83869_of_init()
545 		dp83869->clk_output_sel = DP83869_CLK_O_SEL_REF_CLK;  in dp83869_of_init()
547 	ret = of_property_read_u32(of_node, "ti,op-mode", &dp83869->mode);  in dp83869_of_init()
549 		if (dp83869->mode < DP83869_RGMII_COPPER_ETHERNET ||  in dp83869_of_init()
550 		    dp83869->mode > DP83869_SGMII_COPPER_ETHERNET)  in dp83869_of_init()
559 		dp83869->io_impedance = DP83869_IO_MUX_CFG_IO_IMPEDANCE_MAX;  in dp83869_of_init()
561 		dp83869->io_impedance = DP83869_IO_MUX_CFG_IO_IMPEDANCE_MIN;  in dp83869_of_init()
564 		dp83869->port_mirroring = DP83869_PORT_MIRRORING_EN;  in dp83869_of_init()
572 			dp83869->port_mirroring = DP83869_PORT_MIRRORING_EN;  in dp83869_of_init()
574 			dp83869->port_mirroring = DP83869_PORT_MIRRORING_DIS;  in dp83869_of_init()
580 				 &dp83869->rx_fifo_depth))  in dp83869_of_init()
581 		dp83869->rx_fifo_depth = DP83869_PHYCR_FIFO_DEPTH_4_B_NIB;  in dp83869_of_init()
584 				 &dp83869->tx_fifo_depth))  in dp83869_of_init()
585 		dp83869->tx_fifo_depth = DP83869_PHYCR_FIFO_DEPTH_4_B_NIB;  in dp83869_of_init()
587 	dp83869->rx_int_delay = phy_get_internal_delay(phydev, dev,  in dp83869_of_init()
590 	if (dp83869->rx_int_delay < 0)  in dp83869_of_init()
591 		dp83869->rx_int_delay = DP83869_CLK_DELAY_DEF;  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 = DP83869_CLK_DELAY_DEF;  in dp83869_of_init()
609 				   struct dp83869_private *dp83869)  in dp83869_configure_rgmii()  argument
619 		val |= (dp83869->tx_fifo_depth << DP83869_TX_FIFO_SHIFT);  in dp83869_configure_rgmii()
620 		val |= (dp83869->rx_fifo_depth << DP83869_RX_FIFO_SHIFT);  in dp83869_configure_rgmii()
627 	if (dp83869->io_impedance >= 0)  in dp83869_configure_rgmii()
631 				     dp83869->io_impedance &  in dp83869_configure_rgmii()
638 				   struct dp83869_private *dp83869)  in dp83869_configure_fiber()  argument
650 	if (dp83869->mode == DP83869_RGMII_1000_BASE) {  in dp83869_configure_fiber()
683 				  struct dp83869_private *dp83869)  in dp83869_configure_mode()  argument
688 	if (dp83869->mode < DP83869_RGMII_COPPER_ETHERNET ||  in dp83869_configure_mode()
689 	    dp83869->mode > DP83869_SGMII_COPPER_ETHERNET)  in dp83869_configure_mode()
695 	phy_ctrl_val = dp83869->mode;  in dp83869_configure_mode()
697 		if (dp83869->mode == DP83869_100M_MEDIA_CONVERT ||  in dp83869_configure_mode()
698 		    dp83869->mode == DP83869_RGMII_100_BASE) {  in dp83869_configure_mode()
715 	phy_ctrl_val = (dp83869->rx_fifo_depth << DP83869_RX_FIFO_SHIFT |  in dp83869_configure_mode()
716 			dp83869->tx_fifo_depth << DP83869_TX_FIFO_SHIFT |  in dp83869_configure_mode()
719 	switch (dp83869->mode) {  in dp83869_configure_mode()
730 		ret = dp83869_configure_rgmii(phydev, dp83869);  in dp83869_configure_mode()
782 		ret = dp83869_configure_fiber(phydev, dp83869);  in dp83869_configure_mode()
793 	struct dp83869_private *dp83869 = phydev->priv;  in dp83869_config_init()  local
802 	ret = dp83869_configure_mode(phydev, dp83869);  in dp83869_config_init()
813 	if (dp83869->port_mirroring != DP83869_PORT_MIRRORING_KEEP)  in dp83869_config_init()
817 	if (dp83869->clk_output_sel != DP83869_CLK_O_SEL_REF_CLK)  in dp83869_config_init()
821 				     dp83869->clk_output_sel <<  in dp83869_config_init()
826 				    dp83869->rx_int_delay |  in dp83869_config_init()
827 			dp83869->tx_int_delay << DP83869_RGMII_CLK_DELAY_SHIFT);  in dp83869_config_init()
854 	struct dp83869_private *dp83869;  in dp83869_probe()  local
857 	dp83869 = devm_kzalloc(&phydev->mdio.dev, sizeof(*dp83869),  in dp83869_probe()
859 	if (!dp83869)  in dp83869_probe()
862 	phydev->priv = dp83869;  in dp83869_probe()
868 	if (dp83869->mode == DP83869_RGMII_100_BASE ||  in dp83869_probe()
869 	    dp83869->mode == DP83869_RGMII_1000_BASE)  in dp83869_probe()
911 	DP83869_PHY_DRIVER(DP83869_PHY_ID, "TI DP83869"),
924 MODULE_DESCRIPTION("Texas Instruments DP83869 PHY driver");