105 	struct da9211 *chip = rdev_get_drvdata(rdev);  in da9211_buck_get_mode()  local
109 	ret = regmap_read(chip->regmap, DA9211_REG_BUCKA_CONF+id, &data);  in da9211_buck_get_mode()
132 	struct da9211 *chip = rdev_get_drvdata(rdev);  in da9211_buck_set_mode()  local
147 	return regmap_update_bits(chip->regmap, DA9211_REG_BUCKA_CONF+id,  in da9211_buck_set_mode()
155 	struct da9211 *chip = rdev_get_drvdata(rdev);  in da9211_set_current_limit()  local
159 	switch (chip->chip_id) {  in da9211_set_current_limit()
180 				return regmap_update_bits(chip->regmap,  in da9211_set_current_limit()
192 	struct da9211 *chip = rdev_get_drvdata(rdev);  in da9211_get_current_limit()  local
197 	switch (chip->chip_id) {  in da9211_get_current_limit()
211 	ret = regmap_read(chip->regmap, DA9211_REG_BUCK_ILIM, &data);  in da9211_get_current_limit()
314 	struct da9211 *chip = data;  in da9211_irq_handler()  local
317 	err = regmap_read(chip->regmap, DA9211_REG_EVENT_B, &reg_val);  in da9211_irq_handler()
322 		regulator_notifier_call_chain(chip->rdev[0],  in da9211_irq_handler()
325 		err = regmap_write(chip->regmap, DA9211_REG_EVENT_B,  in da9211_irq_handler()
334 		regulator_notifier_call_chain(chip->rdev[1],  in da9211_irq_handler()
337 		err = regmap_write(chip->regmap, DA9211_REG_EVENT_B,  in da9211_irq_handler()
348 	dev_err(chip->dev, "I2C error : %d\n", err);  in da9211_irq_handler()
352 static int da9211_regulator_init(struct da9211 *chip)  in da9211_regulator_init()  argument
358 	ret = regmap_read(chip->regmap, DA9211_REG_CONFIG_E, &data);  in da9211_regulator_init()
360 		dev_err(chip->dev, "Failed to read CONFIG_E reg: %d\n", ret);  in da9211_regulator_init()
368 	if (chip->pdata->num_buck == 1 && data == 0x00)  in da9211_regulator_init()
369 		chip->num_regulator = 1;  in da9211_regulator_init()
370 	else if (chip->pdata->num_buck == 2 && data != 0x00)  in da9211_regulator_init()
371 		chip->num_regulator = 2;  in da9211_regulator_init()
373 		dev_err(chip->dev, "Configuration is mismatched\n");  in da9211_regulator_init()
377 	for (i = 0; i < chip->num_regulator; i++) {  in da9211_regulator_init()
378 		config.init_data = chip->pdata->init_data[i];  in da9211_regulator_init()
379 		config.dev = chip->dev;  in da9211_regulator_init()
380 		config.driver_data = chip;  in da9211_regulator_init()
381 		config.regmap = chip->regmap;  in da9211_regulator_init()
382 		config.of_node = chip->pdata->reg_node[i];  in da9211_regulator_init()
384 		if (gpio_is_valid(chip->pdata->gpio_ren[i])) {  in da9211_regulator_init()
385 			config.ena_gpio = chip->pdata->gpio_ren[i];  in da9211_regulator_init()
392 		chip->rdev[i] = devm_regulator_register(chip->dev,  in da9211_regulator_init()
394 		if (IS_ERR(chip->rdev[i])) {  in da9211_regulator_init()
395 			dev_err(chip->dev,  in da9211_regulator_init()
397 			return PTR_ERR(chip->rdev[i]);  in da9211_regulator_init()
400 		if (chip->chip_irq != 0) {  in da9211_regulator_init()
401 			ret = regmap_update_bits(chip->regmap,  in da9211_regulator_init()
404 				dev_err(chip->dev,  in da9211_regulator_init()
420 	struct da9211 *chip;  in da9211_i2c_probe()  local
424 	chip = devm_kzalloc(&i2c->dev, sizeof(struct da9211), GFP_KERNEL);  in da9211_i2c_probe()
425 	if (!chip)  in da9211_i2c_probe()
428 	chip->dev = &i2c->dev;  in da9211_i2c_probe()
429 	chip->regmap = devm_regmap_init_i2c(i2c, &da9211_regmap_config);  in da9211_i2c_probe()
430 	if (IS_ERR(chip->regmap)) {  in da9211_i2c_probe()
431 		error = PTR_ERR(chip->regmap);  in da9211_i2c_probe()
432 		dev_err(chip->dev, "Failed to allocate register map: %d\n",  in da9211_i2c_probe()
437 	i2c_set_clientdata(i2c, chip);  in da9211_i2c_probe()
439 	chip->pdata = i2c->dev.platform_data;  in da9211_i2c_probe()
441 	ret = regmap_read(chip->regmap, DA9211_REG_DEVICE_ID, &data);  in da9211_i2c_probe()
443 		dev_err(chip->dev, "Failed to read DEVICE_ID reg: %d\n", ret);  in da9211_i2c_probe()
449 		chip->chip_id = DA9211;  in da9211_i2c_probe()
452 		chip->chip_id = DA9213;  in da9211_i2c_probe()
455 		chip->chip_id = DA9215;  in da9211_i2c_probe()
458 		dev_err(chip->dev, "Unsupported device id = 0x%x.\n", data);  in da9211_i2c_probe()
462 	if (!chip->pdata)  in da9211_i2c_probe()
463 		chip->pdata = da9211_parse_regulators_dt(chip->dev);  in da9211_i2c_probe()
465 	if (IS_ERR(chip->pdata)) {  in da9211_i2c_probe()
466 		dev_err(chip->dev, "No regulators defined for the platform\n");  in da9211_i2c_probe()
467 		return PTR_ERR(chip->pdata);  in da9211_i2c_probe()
470 	chip->chip_irq = i2c->irq;  in da9211_i2c_probe()
472 	if (chip->chip_irq != 0) {  in da9211_i2c_probe()
473 		ret = devm_request_threaded_irq(chip->dev, chip->chip_irq, NULL,  in da9211_i2c_probe()
476 					"da9211", chip);  in da9211_i2c_probe()
478 			dev_err(chip->dev, "Failed to request IRQ: %d\n",  in da9211_i2c_probe()
479 				chip->chip_irq);  in da9211_i2c_probe()
483 		dev_warn(chip->dev, "No IRQ configured\n");  in da9211_i2c_probe()
486 	ret = da9211_regulator_init(chip);  in da9211_i2c_probe()
489 		dev_err(chip->dev, "Failed to initialize regulator: %d\n", ret);  in da9211_i2c_probe()