36 	struct sunxi_priv_data *gmac;  in sun7i_gmac_setup()  local
39 	gmac = devm_kzalloc(dev, sizeof(*gmac), GFP_KERNEL);  in sun7i_gmac_setup()
40 	if (!gmac)  in sun7i_gmac_setup()
43 	gmac->interface = of_get_phy_mode(dev->of_node);  in sun7i_gmac_setup()
45 	gmac->tx_clk = devm_clk_get(dev, "allwinner_gmac_tx");  in sun7i_gmac_setup()
46 	if (IS_ERR(gmac->tx_clk)) {  in sun7i_gmac_setup()
48 		return gmac->tx_clk;  in sun7i_gmac_setup()
52 	gmac->regulator = devm_regulator_get_optional(dev, "phy");  in sun7i_gmac_setup()
53 	if (IS_ERR(gmac->regulator)) {  in sun7i_gmac_setup()
54 		if (PTR_ERR(gmac->regulator) == -EPROBE_DEFER)  in sun7i_gmac_setup()
57 		gmac->regulator = NULL;  in sun7i_gmac_setup()
60 	return gmac;  in sun7i_gmac_setup()
68 	struct sunxi_priv_data *gmac = priv;  in sun7i_gmac_init()  local
71 	if (gmac->regulator) {  in sun7i_gmac_init()
72 		ret = regulator_enable(gmac->regulator);  in sun7i_gmac_init()
83 	if (gmac->interface == PHY_INTERFACE_MODE_RGMII) {  in sun7i_gmac_init()
84 		clk_set_rate(gmac->tx_clk, SUN7I_GMAC_GMII_RGMII_RATE);  in sun7i_gmac_init()
85 		clk_prepare_enable(gmac->tx_clk);  in sun7i_gmac_init()
86 		gmac->clk_enabled = 1;  in sun7i_gmac_init()
88 		clk_set_rate(gmac->tx_clk, SUN7I_GMAC_MII_RATE);  in sun7i_gmac_init()
89 		clk_prepare(gmac->tx_clk);  in sun7i_gmac_init()
97 	struct sunxi_priv_data *gmac = priv;  in sun7i_gmac_exit()  local
99 	if (gmac->clk_enabled) {  in sun7i_gmac_exit()
100 		clk_disable(gmac->tx_clk);  in sun7i_gmac_exit()
101 		gmac->clk_enabled = 0;  in sun7i_gmac_exit()
103 	clk_unprepare(gmac->tx_clk);  in sun7i_gmac_exit()
105 	if (gmac->regulator)  in sun7i_gmac_exit()
106 		regulator_disable(gmac->regulator);  in sun7i_gmac_exit()
111 	struct sunxi_priv_data *gmac = priv;  in sun7i_fix_speed()  local
114 	if (gmac->interface != PHY_INTERFACE_MODE_GMII)  in sun7i_fix_speed()
117 	if (gmac->clk_enabled) {  in sun7i_fix_speed()
118 		clk_disable(gmac->tx_clk);  in sun7i_fix_speed()
119 		gmac->clk_enabled = 0;  in sun7i_fix_speed()
121 	clk_unprepare(gmac->tx_clk);  in sun7i_fix_speed()
124 		clk_set_rate(gmac->tx_clk, SUN7I_GMAC_GMII_RGMII_RATE);  in sun7i_fix_speed()
125 		clk_prepare_enable(gmac->tx_clk);  in sun7i_fix_speed()
126 		gmac->clk_enabled = 1;  in sun7i_fix_speed()
128 		clk_set_rate(gmac->tx_clk, SUN7I_GMAC_MII_RATE);  in sun7i_fix_speed()
129 		clk_prepare(gmac->tx_clk);  in sun7i_fix_speed()