101 	int (*clk_prepare)(struct stm32_dwmac *dwmac, bool prepare);
102 	int (*suspend)(struct stm32_dwmac *dwmac);
103 	void (*resume)(struct stm32_dwmac *dwmac);
104 	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->ops->clk_rx_enable_in_suspend ||  in stm32_dwmac_init()
126 	    !dwmac->dev->power.is_suspended) {  in stm32_dwmac_init()
127 		ret = clk_prepare_enable(dwmac->clk_rx);  in stm32_dwmac_init()
129 			clk_disable_unprepare(dwmac->clk_tx);  in stm32_dwmac_init()
134 	if (dwmac->ops->clk_prepare) {  in stm32_dwmac_init()
135 		ret = dwmac->ops->clk_prepare(dwmac, true);  in stm32_dwmac_init()
137 			clk_disable_unprepare(dwmac->clk_rx);  in stm32_dwmac_init()
138 			clk_disable_unprepare(dwmac->clk_tx);  in stm32_dwmac_init()
145 static int stm32mp1_clk_prepare(struct stm32_dwmac *dwmac, bool prepare)  in stm32mp1_clk_prepare()  argument
150 		ret = clk_prepare_enable(dwmac->syscfg_clk);  in stm32mp1_clk_prepare()
153 		if (dwmac->enable_eth_ck) {  in stm32mp1_clk_prepare()
154 			ret = clk_prepare_enable(dwmac->clk_eth_ck);  in stm32mp1_clk_prepare()
156 				clk_disable_unprepare(dwmac->syscfg_clk);  in stm32mp1_clk_prepare()
161 		clk_disable_unprepare(dwmac->syscfg_clk);  in stm32mp1_clk_prepare()
162 		if (dwmac->enable_eth_ck)  in stm32mp1_clk_prepare()
163 			clk_disable_unprepare(dwmac->clk_eth_ck);  in stm32mp1_clk_prepare()
170 	struct stm32_dwmac *dwmac = plat_dat->bsp_priv;  in stm32mp1_set_mode()  local
171 	u32 reg = dwmac->mode_reg, clk_rate;  in stm32mp1_set_mode()
174 	clk_rate = clk_get_rate(dwmac->clk_eth_ck);  in stm32mp1_set_mode()
175 	dwmac->enable_eth_ck = false;  in stm32mp1_set_mode()
178 		if (clk_rate == ETH_CK_F_25M && dwmac->ext_phyclk)  in stm32mp1_set_mode()
179 			dwmac->enable_eth_ck = true;  in stm32mp1_set_mode()
186 		    (dwmac->eth_clk_sel_reg || dwmac->ext_phyclk)) {  in stm32mp1_set_mode()
187 			dwmac->enable_eth_ck = true;  in stm32mp1_set_mode()
195 		    (dwmac->eth_ref_clk_sel_reg || dwmac->ext_phyclk)) {  in stm32mp1_set_mode()
196 			dwmac->enable_eth_ck = true;  in stm32mp1_set_mode()
207 		    (dwmac->eth_clk_sel_reg || dwmac->ext_phyclk)) {  in stm32mp1_set_mode()
208 			dwmac->enable_eth_ck = true;  in stm32mp1_set_mode()
221 	regmap_write(dwmac->regmap, reg + SYSCFG_PMCCLRR_OFFSET,  in stm32mp1_set_mode()
222 		     dwmac->ops->syscfg_eth_mask);  in stm32mp1_set_mode()
225 	return regmap_update_bits(dwmac->regmap, reg,  in stm32mp1_set_mode()
226 				 dwmac->ops->syscfg_eth_mask, val);  in stm32mp1_set_mode()
231 	struct stm32_dwmac *dwmac = plat_dat->bsp_priv;  in stm32mcu_set_mode()  local
232 	u32 reg = dwmac->mode_reg;  in stm32mcu_set_mode()
251 	return regmap_update_bits(dwmac->regmap, reg,  in stm32mcu_set_mode()
252 				 dwmac->ops->syscfg_eth_mask, val << 23);  in stm32mcu_set_mode()
255 static void stm32_dwmac_clk_disable(struct stm32_dwmac *dwmac)  in stm32_dwmac_clk_disable()  argument
257 	clk_disable_unprepare(dwmac->clk_tx);  in stm32_dwmac_clk_disable()
258 	clk_disable_unprepare(dwmac->clk_rx);  in stm32_dwmac_clk_disable()
260 	if (dwmac->ops->clk_prepare)  in stm32_dwmac_clk_disable()
261 		dwmac->ops->clk_prepare(dwmac, false);  in stm32_dwmac_clk_disable()
264 static int stm32_dwmac_parse_data(struct stm32_dwmac *dwmac,  in stm32_dwmac_parse_data()  argument
271 	dwmac->clk_tx = devm_clk_get(dev, "mac-clk-tx");  in stm32_dwmac_parse_data()
272 	if (IS_ERR(dwmac->clk_tx)) {  in stm32_dwmac_parse_data()
274 		return PTR_ERR(dwmac->clk_tx);  in stm32_dwmac_parse_data()
277 	dwmac->clk_rx = devm_clk_get(dev, "mac-clk-rx");  in stm32_dwmac_parse_data()
278 	if (IS_ERR(dwmac->clk_rx)) {  in stm32_dwmac_parse_data()
280 		return PTR_ERR(dwmac->clk_rx);  in stm32_dwmac_parse_data()
283 	if (dwmac->ops->parse_data) {  in stm32_dwmac_parse_data()
284 		err = dwmac->ops->parse_data(dwmac, dev);  in stm32_dwmac_parse_data()
290 	dwmac->regmap = syscon_regmap_lookup_by_phandle(np, "st,syscon");  in stm32_dwmac_parse_data()
291 	if (IS_ERR(dwmac->regmap))  in stm32_dwmac_parse_data()
292 		return PTR_ERR(dwmac->regmap);  in stm32_dwmac_parse_data()
294 	err = of_property_read_u32_index(np, "st,syscon", 1, &dwmac->mode_reg);  in stm32_dwmac_parse_data()
301 static int stm32mp1_parse_data(struct stm32_dwmac *dwmac,  in stm32mp1_parse_data()  argument
309 	dwmac->ext_phyclk = of_property_read_bool(np, "st,ext-phyclk");  in stm32mp1_parse_data()
312 	dwmac->eth_clk_sel_reg = of_property_read_bool(np, "st,eth-clk-sel");  in stm32mp1_parse_data()
315 	dwmac->eth_ref_clk_sel_reg =  in stm32mp1_parse_data()
319 	dwmac->clk_eth_ck = devm_clk_get(dev, "eth-ck");  in stm32mp1_parse_data()
320 	if (IS_ERR(dwmac->clk_eth_ck)) {  in stm32mp1_parse_data()
322 		dwmac->clk_eth_ck = NULL;  in stm32mp1_parse_data()
326 	dwmac->clk_ethstp = devm_clk_get(dev, "ethstp");  in stm32mp1_parse_data()
327 	if (IS_ERR(dwmac->clk_ethstp)) {  in stm32mp1_parse_data()
330 		return PTR_ERR(dwmac->clk_ethstp);  in stm32mp1_parse_data()
334 	dwmac->syscfg_clk = devm_clk_get(dev, "syscfg-clk");  in stm32mp1_parse_data()
335 	if (IS_ERR(dwmac->syscfg_clk))  in stm32mp1_parse_data()
336 		dwmac->syscfg_clk = NULL;  in stm32mp1_parse_data()
341 	dwmac->irq_pwr_wakeup = platform_get_irq_byname_optional(pdev,  in stm32mp1_parse_data()
343 	if (dwmac->irq_pwr_wakeup == -EPROBE_DEFER)  in stm32mp1_parse_data()
346 	if (!dwmac->clk_eth_ck && dwmac->irq_pwr_wakeup >= 0) {  in stm32mp1_parse_data()
353 						    dwmac->irq_pwr_wakeup);  in stm32mp1_parse_data()
367 	struct stm32_dwmac *dwmac;  in stm32_dwmac_probe()  local
379 	dwmac = devm_kzalloc(&pdev->dev, sizeof(*dwmac), GFP_KERNEL);  in stm32_dwmac_probe()
380 	if (!dwmac) {  in stm32_dwmac_probe()
392 	dwmac->ops = data;  in stm32_dwmac_probe()
393 	dwmac->dev = &pdev->dev;  in stm32_dwmac_probe()
395 	ret = stm32_dwmac_parse_data(dwmac, &pdev->dev);  in stm32_dwmac_probe()
401 	plat_dat->bsp_priv = dwmac;  in stm32_dwmac_probe()
414 	stm32_dwmac_clk_disable(dwmac);  in stm32_dwmac_probe()
425 	struct stm32_dwmac *dwmac = priv->plat->bsp_priv;  in stm32_dwmac_remove()  local
431 	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()