98 	struct fan53555_device_info *di = rdev_get_drvdata(rdev);  in fan53555_set_suspend_voltage()  local
101 	if (di->sleep_vol_cache == uV)  in fan53555_set_suspend_voltage()
106 	ret = regmap_update_bits(di->regmap, di->sleep_reg,  in fan53555_set_suspend_voltage()
112 	di->sleep_vol_cache = uV;  in fan53555_set_suspend_voltage()
119 	struct fan53555_device_info *di = rdev_get_drvdata(rdev);  in fan53555_set_mode()  local
123 		regmap_update_bits(di->regmap, di->vol_reg,  in fan53555_set_mode()
127 		regmap_update_bits(di->regmap, di->vol_reg, VSEL_MODE, 0);  in fan53555_set_mode()
137 	struct fan53555_device_info *di = rdev_get_drvdata(rdev);  in fan53555_get_mode()  local
141 	ret = regmap_read(di->regmap, di->vol_reg, &val);  in fan53555_get_mode()
163 	struct fan53555_device_info *di = rdev_get_drvdata(rdev);  in fan53555_set_ramp()  local
174 		dev_err(di->dev, "unsupported ramp value %d\n", ramp);  in fan53555_set_ramp()
178 	return regmap_update_bits(di->regmap, FAN53555_CONTROL,  in fan53555_set_ramp()
196 static int fan53555_voltages_setup_fairchild(struct fan53555_device_info *di)  in fan53555_voltages_setup_fairchild()  argument
199 	switch (di->chip_id) {  in fan53555_voltages_setup_fairchild()
204 		di->vsel_min = 600000;  in fan53555_voltages_setup_fairchild()
205 		di->vsel_step = 10000;  in fan53555_voltages_setup_fairchild()
208 		di->vsel_min = 603000;  in fan53555_voltages_setup_fairchild()
209 		di->vsel_step = 12826;  in fan53555_voltages_setup_fairchild()
212 		dev_err(di->dev,  in fan53555_voltages_setup_fairchild()
213 			"Chip ID %d not supported!\n", di->chip_id);  in fan53555_voltages_setup_fairchild()
220 static int fan53555_voltages_setup_silergy(struct fan53555_device_info *di)  in fan53555_voltages_setup_silergy()  argument
223 	switch (di->chip_id) {  in fan53555_voltages_setup_silergy()
225 		di->vsel_min = 712500;  in fan53555_voltages_setup_silergy()
226 		di->vsel_step = 12500;  in fan53555_voltages_setup_silergy()
229 		dev_err(di->dev,  in fan53555_voltages_setup_silergy()
230 			"Chip ID %d not supported!\n", di->chip_id);  in fan53555_voltages_setup_silergy()
242 static int fan53555_device_setup(struct fan53555_device_info *di,  in fan53555_device_setup()  argument
250 		di->sleep_reg = FAN53555_VSEL0;  in fan53555_device_setup()
251 		di->vol_reg = FAN53555_VSEL1;  in fan53555_device_setup()
254 		di->sleep_reg = FAN53555_VSEL1;  in fan53555_device_setup()
255 		di->vol_reg = FAN53555_VSEL0;  in fan53555_device_setup()
258 		dev_err(di->dev, "Invalid VSEL ID!\n");  in fan53555_device_setup()
262 	switch (di->vendor) {  in fan53555_device_setup()
264 		ret = fan53555_voltages_setup_fairchild(di);  in fan53555_device_setup()
267 		ret = fan53555_voltages_setup_silergy(di);  in fan53555_device_setup()
270 		dev_err(di->dev, "vendor %d not supported!\n", di->vendor);  in fan53555_device_setup()
277 static int fan53555_regulator_register(struct fan53555_device_info *di,  in fan53555_regulator_register()  argument
280 	struct regulator_desc *rdesc = &di->desc;  in fan53555_regulator_register()
287 	rdesc->enable_reg = di->vol_reg;  in fan53555_regulator_register()
289 	rdesc->min_uV = di->vsel_min;  in fan53555_regulator_register()
290 	rdesc->uV_step = di->vsel_step;  in fan53555_regulator_register()
291 	rdesc->vsel_reg = di->vol_reg;  in fan53555_regulator_register()
295 	di->rdev = devm_regulator_register(di->dev, &di->desc, config);  in fan53555_regulator_register()
296 	return PTR_ERR_OR_ZERO(di->rdev);  in fan53555_regulator_register()
345 	struct fan53555_device_info *di;  in fan53555_regulator_probe()  local
351 	di = devm_kzalloc(&client->dev, sizeof(struct fan53555_device_info),  in fan53555_regulator_probe()
353 	if (!di)  in fan53555_regulator_probe()
358 		pdata = fan53555_parse_dt(&client->dev, np, &di->desc);  in fan53555_regulator_probe()
365 	di->regulator = pdata->regulator;  in fan53555_regulator_probe()
374 		di->vendor = (unsigned long) match->data;  in fan53555_regulator_probe()
377 		if (!di->regulator->constraints.ramp_delay) {  in fan53555_regulator_probe()
381 			di->regulator->constraints.ramp_delay  in fan53555_regulator_probe()
385 		di->vendor = id->driver_data;  in fan53555_regulator_probe()
388 	di->regmap = devm_regmap_init_i2c(client, &fan53555_regmap_config);  in fan53555_regulator_probe()
389 	if (IS_ERR(di->regmap)) {  in fan53555_regulator_probe()
391 		return PTR_ERR(di->regmap);  in fan53555_regulator_probe()
393 	di->dev = &client->dev;  in fan53555_regulator_probe()
394 	i2c_set_clientdata(client, di);  in fan53555_regulator_probe()
396 	ret = regmap_read(di->regmap, FAN53555_ID1, &val);  in fan53555_regulator_probe()
401 	di->chip_id = val & DIE_ID;  in fan53555_regulator_probe()
403 	ret = regmap_read(di->regmap, FAN53555_ID2, &val);  in fan53555_regulator_probe()
408 	di->chip_rev = val & DIE_REV;  in fan53555_regulator_probe()
410 				di->chip_id, di->chip_rev);  in fan53555_regulator_probe()
412 	ret = fan53555_device_setup(di, pdata);  in fan53555_regulator_probe()
418 	config.dev = di->dev;  in fan53555_regulator_probe()
419 	config.init_data = di->regulator;  in fan53555_regulator_probe()
420 	config.regmap = di->regmap;  in fan53555_regulator_probe()
421 	config.driver_data = di;  in fan53555_regulator_probe()
424 	ret = fan53555_regulator_register(di, &config);  in fan53555_regulator_probe()