Lines Matching defs:gmac

36  * @syscon_field		reg_field for the syscon's gmac register
549 	struct sunxi_priv_data *gmac = priv;
552 	if (gmac->regulator) {
553 		ret = regulator_enable(gmac->regulator);
560 	ret = clk_prepare_enable(gmac->tx_clk);
566 	if (gmac->use_internal_phy) {
575 	clk_disable_unprepare(gmac->tx_clk);
577 	if (gmac->regulator)
578 		regulator_disable(gmac->regulator);
745 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;
766 		gmac->ephy_clk = of_clk_get(iphynode, 0);
767 		if (IS_ERR(gmac->ephy_clk))
769 		gmac->rst_ephy = of_reset_control_get_exclusive(iphynode, NULL);
770 		if (IS_ERR(gmac->rst_ephy)) {
771 			ret = PTR_ERR(gmac->rst_ephy);
791 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;
794 	if (gmac->internal_phy_powered) {
800 	ret = clk_prepare_enable(gmac->ephy_clk);
809 	reset_control_assert(gmac->rst_ephy);
811 	ret = reset_control_deassert(gmac->rst_ephy);
814 		clk_disable_unprepare(gmac->ephy_clk);
818 	gmac->internal_phy_powered = true;
823 static int sun8i_dwmac_unpower_internal_phy(struct sunxi_priv_data *gmac)
825 	if (!gmac->internal_phy_powered)
828 	clk_disable_unprepare(gmac->ephy_clk);
829 	reset_control_assert(gmac->rst_ephy);
830 	gmac->internal_phy_powered = false;
848 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;
853 		regmap_field_read(gmac->regmap_field, &reg);
858 			gmac->use_internal_phy = true;
863 			gmac->use_internal_phy = false;
870 		regmap_field_write(gmac->regmap_field, val);
871 		if (gmac->use_internal_phy) {
876 			sun8i_dwmac_unpower_internal_phy(gmac);
890 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;
897 			    &gmac->mux_handle, priv, priv->mii);
905 	struct sunxi_priv_data *gmac = plat->bsp_priv;
910 	ret = regmap_field_read(gmac->regmap_field, &val);
916 	reg = gmac->variant->default_syscon_value;
922 	if (gmac->variant->soc_has_internal_phy) {
954 		if (val <= gmac->variant->tx_delay_max) {
955 			reg &= ~(gmac->variant->tx_delay_max <<
972 		if (val <= gmac->variant->rx_delay_max) {
973 			reg &= ~(gmac->variant->rx_delay_max <<
985 	if (gmac->variant->support_rmii)
1007 	regmap_field_write(gmac->regmap_field, reg);
1012 static void sun8i_dwmac_unset_syscon(struct sunxi_priv_data *gmac)
1014 	u32 reg = gmac->variant->default_syscon_value;
1016 	regmap_field_write(gmac->regmap_field, reg);
1021 	struct sunxi_priv_data *gmac = priv;
1023 	if (gmac->variant->soc_has_internal_phy) {
1024 		if (gmac->internal_phy_powered)
1025 			sun8i_dwmac_unpower_internal_phy(gmac);
1028 	clk_disable_unprepare(gmac->tx_clk);
1030 	if (gmac->regulator)
1031 		regulator_disable(gmac->regulator);
1130 	struct sunxi_priv_data *gmac;
1142 	gmac = devm_kzalloc(dev, sizeof(*gmac), GFP_KERNEL);
1143 	if (!gmac)
1146 	gmac->variant = of_device_get_match_data(&pdev->dev);
1147 	if (!gmac->variant) {
1152 	gmac->tx_clk = devm_clk_get(dev, "stmmaceth");
1153 	if (IS_ERR(gmac->tx_clk)) {
1155 		return PTR_ERR(gmac->tx_clk);
1159 	gmac->regulator = devm_regulator_get_optional(dev, "phy");
1160 	if (IS_ERR(gmac->regulator)) {
1161 		if (PTR_ERR(gmac->regulator) == -EPROBE_DEFER)
1164 		gmac->regulator = NULL;
1194 	gmac->regmap_field = devm_regmap_field_alloc(dev, regmap,
1195 						     *gmac->variant->syscon_field);
1196 	if (IS_ERR(gmac->regmap_field)) {
1197 		ret = PTR_ERR(gmac->regmap_field);
1217 	plat_dat->bsp_priv = gmac;
1241 	if (gmac->variant->soc_has_internal_phy) {
1258 	reset_control_put(gmac->rst_ephy);
1259 	clk_put(gmac->ephy_clk);
1263 	sun8i_dwmac_exit(pdev, gmac);
1265 	sun8i_dwmac_unset_syscon(gmac);
1276 	struct sunxi_priv_data *gmac = priv->plat->bsp_priv;
1278 	if (gmac->variant->soc_has_internal_phy) {
1279 		mdio_mux_uninit(gmac->mux_handle);
1280 		sun8i_dwmac_unpower_internal_phy(gmac);
1281 		reset_control_put(gmac->rst_ephy);
1282 		clk_put(gmac->ephy_clk);
1286 	sun8i_dwmac_unset_syscon(gmac);
1298 	{ .compatible = "allwinner,sun8i-r40-gmac",