523 	struct sunxi_priv_data *gmac = priv;  in sun8i_dwmac_init()  local
526 	if (gmac->regulator) {  in sun8i_dwmac_init()
527 		ret = regulator_enable(gmac->regulator);  in sun8i_dwmac_init()
534 	ret = clk_prepare_enable(gmac->tx_clk);  in sun8i_dwmac_init()
536 		if (gmac->regulator)  in sun8i_dwmac_init()
537 			regulator_disable(gmac->regulator);  in sun8i_dwmac_init()
706 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;  in get_ephy_nodes()  local
726 		gmac->ephy_clk = of_clk_get(iphynode, 0);  in get_ephy_nodes()
727 		if (IS_ERR(gmac->ephy_clk))  in get_ephy_nodes()
729 		gmac->rst_ephy = of_reset_control_get_exclusive(iphynode, NULL);  in get_ephy_nodes()
730 		if (IS_ERR(gmac->rst_ephy)) {  in get_ephy_nodes()
731 			ret = PTR_ERR(gmac->rst_ephy);  in get_ephy_nodes()
744 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;  in sun8i_dwmac_power_internal_phy()  local
747 	if (gmac->internal_phy_powered) {  in sun8i_dwmac_power_internal_phy()
753 	ret = clk_prepare_enable(gmac->ephy_clk);  in sun8i_dwmac_power_internal_phy()
762 	reset_control_assert(gmac->rst_ephy);  in sun8i_dwmac_power_internal_phy()
764 	ret = reset_control_deassert(gmac->rst_ephy);  in sun8i_dwmac_power_internal_phy()
767 		clk_disable_unprepare(gmac->ephy_clk);  in sun8i_dwmac_power_internal_phy()
771 	gmac->internal_phy_powered = true;  in sun8i_dwmac_power_internal_phy()
776 static int sun8i_dwmac_unpower_internal_phy(struct sunxi_priv_data *gmac)  in sun8i_dwmac_unpower_internal_phy()  argument
778 	if (!gmac->internal_phy_powered)  in sun8i_dwmac_unpower_internal_phy()
781 	clk_disable_unprepare(gmac->ephy_clk);  in sun8i_dwmac_unpower_internal_phy()
782 	reset_control_assert(gmac->rst_ephy);  in sun8i_dwmac_unpower_internal_phy()
783 	gmac->internal_phy_powered = false;  in sun8i_dwmac_unpower_internal_phy()
801 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;  in mdio_mux_syscon_switch_fn()  local
807 		regmap_field_read(gmac->regmap_field, &reg);  in mdio_mux_syscon_switch_fn()
825 		regmap_field_write(gmac->regmap_field, val);  in mdio_mux_syscon_switch_fn()
831 			sun8i_dwmac_unpower_internal_phy(gmac);  in mdio_mux_syscon_switch_fn()
845 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;  in sun8i_dwmac_register_mdio_mux()  local
852 			    &gmac->mux_handle, priv, priv->mii);  in sun8i_dwmac_register_mdio_mux()
858 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;  in sun8i_dwmac_set_syscon()  local
863 	regmap_field_read(gmac->regmap_field, &val);  in sun8i_dwmac_set_syscon()
864 	reg = gmac->variant->default_syscon_value;  in sun8i_dwmac_set_syscon()
870 	if (gmac->variant->soc_has_internal_phy) {  in sun8i_dwmac_set_syscon()
897 		if (val <= gmac->variant->tx_delay_max) {  in sun8i_dwmac_set_syscon()
898 			reg &= ~(gmac->variant->tx_delay_max <<  in sun8i_dwmac_set_syscon()
915 		if (val <= gmac->variant->rx_delay_max) {  in sun8i_dwmac_set_syscon()
916 			reg &= ~(gmac->variant->rx_delay_max <<  in sun8i_dwmac_set_syscon()
928 	if (gmac->variant->support_rmii)  in sun8i_dwmac_set_syscon()
947 	regmap_field_write(gmac->regmap_field, reg);  in sun8i_dwmac_set_syscon()
952 static void sun8i_dwmac_unset_syscon(struct sunxi_priv_data *gmac)  in sun8i_dwmac_unset_syscon()  argument
954 	u32 reg = gmac->variant->default_syscon_value;  in sun8i_dwmac_unset_syscon()
956 	regmap_field_write(gmac->regmap_field, reg);  in sun8i_dwmac_unset_syscon()
961 	struct sunxi_priv_data *gmac = priv;  in sun8i_dwmac_exit()  local
963 	if (gmac->variant->soc_has_internal_phy) {  in sun8i_dwmac_exit()
965 		if (gmac->mux_handle)  in sun8i_dwmac_exit()
966 			mdio_mux_uninit(gmac->mux_handle);  in sun8i_dwmac_exit()
967 		if (gmac->internal_phy_powered)  in sun8i_dwmac_exit()
968 			sun8i_dwmac_unpower_internal_phy(gmac);  in sun8i_dwmac_exit()
971 	sun8i_dwmac_unset_syscon(gmac);  in sun8i_dwmac_exit()
973 	reset_control_put(gmac->rst_ephy);  in sun8i_dwmac_exit()
975 	clk_disable_unprepare(gmac->tx_clk);  in sun8i_dwmac_exit()
977 	if (gmac->regulator)  in sun8i_dwmac_exit()
978 		regulator_disable(gmac->regulator);  in sun8i_dwmac_exit()
1067 	struct sunxi_priv_data *gmac;  in sun8i_dwmac_probe()  local
1082 	gmac = devm_kzalloc(dev, sizeof(*gmac), GFP_KERNEL);  in sun8i_dwmac_probe()
1083 	if (!gmac)  in sun8i_dwmac_probe()
1086 	gmac->variant = of_device_get_match_data(&pdev->dev);  in sun8i_dwmac_probe()
1087 	if (!gmac->variant) {  in sun8i_dwmac_probe()
1092 	gmac->tx_clk = devm_clk_get(dev, "stmmaceth");  in sun8i_dwmac_probe()
1093 	if (IS_ERR(gmac->tx_clk)) {  in sun8i_dwmac_probe()
1095 		return PTR_ERR(gmac->tx_clk);  in sun8i_dwmac_probe()
1099 	gmac->regulator = devm_regulator_get_optional(dev, "phy");  in sun8i_dwmac_probe()
1100 	if (IS_ERR(gmac->regulator)) {  in sun8i_dwmac_probe()
1101 		if (PTR_ERR(gmac->regulator) == -EPROBE_DEFER)  in sun8i_dwmac_probe()
1104 		gmac->regulator = NULL;  in sun8i_dwmac_probe()
1134 	gmac->regmap_field = devm_regmap_field_alloc(dev, regmap,  in sun8i_dwmac_probe()
1135 						     *gmac->variant->syscon_field);  in sun8i_dwmac_probe()
1136 	if (IS_ERR(gmac->regmap_field)) {  in sun8i_dwmac_probe()
1137 		ret = PTR_ERR(gmac->regmap_field);  in sun8i_dwmac_probe()
1150 	plat_dat->bsp_priv = gmac;  in sun8i_dwmac_probe()
1168 	if (gmac->variant->soc_has_internal_phy) {  in sun8i_dwmac_probe()
1185 	sun8i_dwmac_unset_syscon(gmac);  in sun8i_dwmac_probe()