102 	int (*clk_prepare)(struct stm32_dwmac *dwmac, bool prepare);
103 	int (*suspend)(struct stm32_dwmac *dwmac);
104 	void (*resume)(struct stm32_dwmac *dwmac);
105 	int (*parse_data)(struct stm32_dwmac *dwmac,
112 	struct stm32_dwmac *dwmac = plat_dat->bsp_priv;  in stm32_dwmac_init()  local
115 	if (dwmac->ops->set_mode) {  in stm32_dwmac_init()
116 		ret = dwmac->ops->set_mode(plat_dat);  in stm32_dwmac_init()
121 	ret = clk_prepare_enable(dwmac->clk_tx);  in stm32_dwmac_init()
125 	if (!dwmac->dev->power.is_suspended) {  in stm32_dwmac_init()
126 		ret = clk_prepare_enable(dwmac->clk_rx);  in stm32_dwmac_init()
128 			clk_disable_unprepare(dwmac->clk_tx);  in stm32_dwmac_init()
133 	if (dwmac->ops->clk_prepare) {  in stm32_dwmac_init()
134 		ret = dwmac->ops->clk_prepare(dwmac, true);  in stm32_dwmac_init()
136 			clk_disable_unprepare(dwmac->clk_rx);  in stm32_dwmac_init()
137 			clk_disable_unprepare(dwmac->clk_tx);  in stm32_dwmac_init()
144 static int stm32mp1_clk_prepare(struct stm32_dwmac *dwmac, bool prepare)  in stm32mp1_clk_prepare()  argument
149 		ret = clk_prepare_enable(dwmac->syscfg_clk);  in stm32mp1_clk_prepare()
152 		if (dwmac->enable_eth_ck) {  in stm32mp1_clk_prepare()
153 			ret = clk_prepare_enable(dwmac->clk_eth_ck);  in stm32mp1_clk_prepare()
155 				clk_disable_unprepare(dwmac->syscfg_clk);  in stm32mp1_clk_prepare()
160 		clk_disable_unprepare(dwmac->syscfg_clk);  in stm32mp1_clk_prepare()
161 		if (dwmac->enable_eth_ck)  in stm32mp1_clk_prepare()
162 			clk_disable_unprepare(dwmac->clk_eth_ck);  in stm32mp1_clk_prepare()
169 	struct stm32_dwmac *dwmac = plat_dat->bsp_priv;  in stm32mp1_set_mode()  local
170 	u32 reg = dwmac->mode_reg, clk_rate;  in stm32mp1_set_mode()
173 	clk_rate = clk_get_rate(dwmac->clk_eth_ck);  in stm32mp1_set_mode()
174 	dwmac->enable_eth_ck = false;  in stm32mp1_set_mode()
177 		if (clk_rate == ETH_CK_F_25M && dwmac->ext_phyclk)  in stm32mp1_set_mode()
178 			dwmac->enable_eth_ck = true;  in stm32mp1_set_mode()
185 		    (dwmac->eth_clk_sel_reg || dwmac->ext_phyclk)) {  in stm32mp1_set_mode()
186 			dwmac->enable_eth_ck = true;  in stm32mp1_set_mode()
194 		    (dwmac->eth_ref_clk_sel_reg || dwmac->ext_phyclk)) {  in stm32mp1_set_mode()
195 			dwmac->enable_eth_ck = true;  in stm32mp1_set_mode()
206 		    (dwmac->eth_clk_sel_reg || dwmac->ext_phyclk)) {  in stm32mp1_set_mode()
207 			dwmac->enable_eth_ck = true;  in stm32mp1_set_mode()
220 	regmap_write(dwmac->regmap, reg + SYSCFG_PMCCLRR_OFFSET,  in stm32mp1_set_mode()
221 		     dwmac->ops->syscfg_eth_mask);  in stm32mp1_set_mode()
224 	return regmap_update_bits(dwmac->regmap, reg,  in stm32mp1_set_mode()
225 				 dwmac->ops->syscfg_eth_mask, val);  in stm32mp1_set_mode()
230 	struct stm32_dwmac *dwmac = plat_dat->bsp_priv;  in stm32mcu_set_mode()  local
231 	u32 reg = dwmac->mode_reg;  in stm32mcu_set_mode()
250 	return regmap_update_bits(dwmac->regmap, reg,  in stm32mcu_set_mode()
251 				 dwmac->ops->syscfg_eth_mask, val << 23);  in stm32mcu_set_mode()
254 static void stm32_dwmac_clk_disable(struct stm32_dwmac *dwmac)  in stm32_dwmac_clk_disable()  argument
256 	clk_disable_unprepare(dwmac->clk_tx);  in stm32_dwmac_clk_disable()
257 	clk_disable_unprepare(dwmac->clk_rx);  in stm32_dwmac_clk_disable()
259 	if (dwmac->ops->clk_prepare)  in stm32_dwmac_clk_disable()
260 		dwmac->ops->clk_prepare(dwmac, false);  in stm32_dwmac_clk_disable()
263 static int stm32_dwmac_parse_data(struct stm32_dwmac *dwmac,  in stm32_dwmac_parse_data()  argument
270 	dwmac->clk_tx = devm_clk_get(dev, "mac-clk-tx");  in stm32_dwmac_parse_data()
271 	if (IS_ERR(dwmac->clk_tx)) {  in stm32_dwmac_parse_data()
273 		return PTR_ERR(dwmac->clk_tx);  in stm32_dwmac_parse_data()
276 	dwmac->clk_rx = devm_clk_get(dev, "mac-clk-rx");  in stm32_dwmac_parse_data()
277 	if (IS_ERR(dwmac->clk_rx)) {  in stm32_dwmac_parse_data()
279 		return PTR_ERR(dwmac->clk_rx);  in stm32_dwmac_parse_data()
282 	if (dwmac->ops->parse_data) {  in stm32_dwmac_parse_data()
283 		err = dwmac->ops->parse_data(dwmac, dev);  in stm32_dwmac_parse_data()
289 	dwmac->regmap = syscon_regmap_lookup_by_phandle(np, "st,syscon");  in stm32_dwmac_parse_data()
290 	if (IS_ERR(dwmac->regmap))  in stm32_dwmac_parse_data()
291 		return PTR_ERR(dwmac->regmap);  in stm32_dwmac_parse_data()
293 	err = of_property_read_u32_index(np, "st,syscon", 1, &dwmac->mode_reg);  in stm32_dwmac_parse_data()
300 static int stm32mp1_parse_data(struct stm32_dwmac *dwmac,  in stm32mp1_parse_data()  argument
308 	dwmac->ext_phyclk = of_property_read_bool(np, "st,ext-phyclk");  in stm32mp1_parse_data()
311 	dwmac->eth_clk_sel_reg = of_property_read_bool(np, "st,eth-clk-sel");  in stm32mp1_parse_data()
314 	dwmac->eth_ref_clk_sel_reg =  in stm32mp1_parse_data()
318 	dwmac->clk_eth_ck = devm_clk_get(dev, "eth-ck");  in stm32mp1_parse_data()
319 	if (IS_ERR(dwmac->clk_eth_ck)) {  in stm32mp1_parse_data()
321 		dwmac->clk_eth_ck = NULL;  in stm32mp1_parse_data()
325 	dwmac->clk_ethstp = devm_clk_get(dev, "ethstp");  in stm32mp1_parse_data()
326 	if (IS_ERR(dwmac->clk_ethstp)) {  in stm32mp1_parse_data()
329 		return PTR_ERR(dwmac->clk_ethstp);  in stm32mp1_parse_data()
333 	dwmac->syscfg_clk = devm_clk_get(dev, "syscfg-clk");  in stm32mp1_parse_data()
334 	if (IS_ERR(dwmac->syscfg_clk))  in stm32mp1_parse_data()
335 		dwmac->syscfg_clk = NULL;  in stm32mp1_parse_data()
340 	dwmac->irq_pwr_wakeup = platform_get_irq_byname_optional(pdev,  in stm32mp1_parse_data()
342 	if (dwmac->irq_pwr_wakeup == -EPROBE_DEFER)  in stm32mp1_parse_data()
345 	if (!dwmac->clk_eth_ck && dwmac->irq_pwr_wakeup >= 0) {  in stm32mp1_parse_data()
352 						    dwmac->irq_pwr_wakeup);  in stm32mp1_parse_data()
366 	struct stm32_dwmac *dwmac;  in stm32_dwmac_probe()  local
378 	dwmac = devm_kzalloc(&pdev->dev, sizeof(*dwmac), GFP_KERNEL);  in stm32_dwmac_probe()
379 	if (!dwmac) {  in stm32_dwmac_probe()
391 	dwmac->ops = data;  in stm32_dwmac_probe()
392 	dwmac->dev = &pdev->dev;  in stm32_dwmac_probe()
394 	ret = stm32_dwmac_parse_data(dwmac, &pdev->dev);  in stm32_dwmac_probe()
400 	plat_dat->bsp_priv = dwmac;  in stm32_dwmac_probe()
413 	stm32_dwmac_clk_disable(dwmac);  in stm32_dwmac_probe()
425 	struct stm32_dwmac *dwmac = priv->plat->bsp_priv;  in stm32_dwmac_remove()  local
429 	if (dwmac->irq_pwr_wakeup >= 0) {  in stm32_dwmac_remove()
437 static int stm32mp1_suspend(struct stm32_dwmac *dwmac)  in stm32mp1_suspend()  argument
441 	ret = clk_prepare_enable(dwmac->clk_ethstp);  in stm32mp1_suspend()
445 	clk_disable_unprepare(dwmac->clk_tx);  in stm32mp1_suspend()
446 	clk_disable_unprepare(dwmac->syscfg_clk);  in stm32mp1_suspend()
447 	if (dwmac->enable_eth_ck)  in stm32mp1_suspend()
448 		clk_disable_unprepare(dwmac->clk_eth_ck);  in stm32mp1_suspend()
453 static void stm32mp1_resume(struct stm32_dwmac *dwmac)  in stm32mp1_resume()  argument
455 	clk_disable_unprepare(dwmac->clk_ethstp);  in stm32mp1_resume()
458 static int stm32mcu_suspend(struct stm32_dwmac *dwmac)  in stm32mcu_suspend()  argument
460 	clk_disable_unprepare(dwmac->clk_tx);  in stm32mcu_suspend()
461 	clk_disable_unprepare(dwmac->clk_rx);  in stm32mcu_suspend()
471 	struct stm32_dwmac *dwmac = priv->plat->bsp_priv;  in stm32_dwmac_suspend()  local
477 	if (dwmac->ops->suspend)  in stm32_dwmac_suspend()
478 		ret = dwmac->ops->suspend(dwmac);  in stm32_dwmac_suspend()
487 	struct stm32_dwmac *dwmac = priv->plat->bsp_priv;  in stm32_dwmac_resume()  local
490 	if (dwmac->ops->resume)  in stm32_dwmac_resume()
491 		dwmac->ops->resume(dwmac);  in stm32_dwmac_resume()