3  * dwmac-sti.c - STMicroelectronics DWMAC Specific Glue layer
137 	struct sti_dwmac *dwmac = priv;  in stih4xx_fix_retime_src()  local
138 	u32 src = dwmac->tx_retime_src;  in stih4xx_fix_retime_src()
139 	u32 reg = dwmac->ctrl_reg;  in stih4xx_fix_retime_src()
142 	if (dwmac->interface == PHY_INTERFACE_MODE_MII) {  in stih4xx_fix_retime_src()
144 	} else if (dwmac->interface == PHY_INTERFACE_MODE_RMII) {  in stih4xx_fix_retime_src()
145 		if (dwmac->ext_phyclk) {  in stih4xx_fix_retime_src()
151 	} else if (IS_PHY_IF_MODE_RGMII(dwmac->interface)) {  in stih4xx_fix_retime_src()
161 		clk_set_rate(dwmac->clk, freq);  in stih4xx_fix_retime_src()
163 	regmap_update_bits(dwmac->regmap, reg, STIH4XX_RETIME_SRC_MASK,  in stih4xx_fix_retime_src()
167 static int sti_dwmac_set_mode(struct sti_dwmac *dwmac)  in sti_dwmac_set_mode()  argument
169 	struct regmap *regmap = dwmac->regmap;  in sti_dwmac_set_mode()
170 	int iface = dwmac->interface;  in sti_dwmac_set_mode()
171 	u32 reg = dwmac->ctrl_reg;  in sti_dwmac_set_mode()
174 	if (dwmac->gmac_en)  in sti_dwmac_set_mode()
182 	dwmac->fix_retime_src(dwmac, dwmac->speed, 0);  in sti_dwmac_set_mode()
187 static int sti_dwmac_parse_data(struct sti_dwmac *dwmac,  in sti_dwmac_parse_data()  argument
197 	dwmac->clk_sel_reg = -ENXIO;  in sti_dwmac_parse_data()
200 		dwmac->clk_sel_reg = res->start;  in sti_dwmac_parse_data()
203 						      1, &dwmac->ctrl_reg);  in sti_dwmac_parse_data()
207 	err = of_get_phy_mode(np, &dwmac->interface);  in sti_dwmac_parse_data()
213 	dwmac->regmap = regmap;  in sti_dwmac_parse_data()
214 	dwmac->gmac_en = of_property_read_bool(np, "st,gmac_en");  in sti_dwmac_parse_data()
215 	dwmac->ext_phyclk = of_property_read_bool(np, "st,ext-phyclk");  in sti_dwmac_parse_data()
216 	dwmac->tx_retime_src = TX_RETIME_SRC_NA;  in sti_dwmac_parse_data()
217 	dwmac->speed = SPEED_100;  in sti_dwmac_parse_data()
219 	if (IS_PHY_IF_MODE_GBIT(dwmac->interface)) {  in sti_dwmac_parse_data()
222 		dwmac->tx_retime_src = TX_RETIME_SRC_CLKGEN;  in sti_dwmac_parse_data()
229 				dwmac->tx_retime_src = TX_RETIME_SRC_CLK_125;  in sti_dwmac_parse_data()
231 				dwmac->tx_retime_src = TX_RETIME_SRC_TXCLK;  in sti_dwmac_parse_data()
233 		dwmac->speed = SPEED_1000;  in sti_dwmac_parse_data()
236 	dwmac->clk = devm_clk_get(dev, "sti-ethclk");  in sti_dwmac_parse_data()
237 	if (IS_ERR(dwmac->clk)) {  in sti_dwmac_parse_data()
239 		dwmac->clk = NULL;  in sti_dwmac_parse_data()
250 	struct sti_dwmac *dwmac;  in sti_dwmac_probe()  local
267 	dwmac = devm_kzalloc(&pdev->dev, sizeof(*dwmac), GFP_KERNEL);  in sti_dwmac_probe()
268 	if (!dwmac)  in sti_dwmac_probe()
271 	ret = sti_dwmac_parse_data(dwmac, pdev);  in sti_dwmac_probe()
277 	dwmac->fix_retime_src = data->fix_retime_src;  in sti_dwmac_probe()
279 	plat_dat->bsp_priv = dwmac;  in sti_dwmac_probe()
282 	ret = clk_prepare_enable(dwmac->clk);  in sti_dwmac_probe()
286 	ret = sti_dwmac_set_mode(dwmac);  in sti_dwmac_probe()
297 	clk_disable_unprepare(dwmac->clk);  in sti_dwmac_probe()
304 	struct sti_dwmac *dwmac = get_stmmac_bsp_priv(&pdev->dev);  in sti_dwmac_remove()  local
308 	clk_disable_unprepare(dwmac->clk);  in sti_dwmac_remove()
313 	struct sti_dwmac *dwmac = get_stmmac_bsp_priv(dev);  in sti_dwmac_suspend()  local
316 	clk_disable_unprepare(dwmac->clk);  in sti_dwmac_suspend()
323 	struct sti_dwmac *dwmac = get_stmmac_bsp_priv(dev);  in sti_dwmac_resume()  local
325 	clk_prepare_enable(dwmac->clk);  in sti_dwmac_resume()
326 	sti_dwmac_set_mode(dwmac);  in sti_dwmac_resume()
339 	{ .compatible = "st,stih407-dwmac", .data = &stih4xx_dwmac_data},
348 		.name           = "sti-dwmac",
356 MODULE_DESCRIPTION("STMicroelectronics DWMAC Specific Glue layer");