65 	return regmap_read(pchip->regmap, reg, val);  in lp8755_read()
77 	return regmap_write(pchip->regmap, reg, val);  in lp8755_write()
90 	return regmap_update_bits(pchip->regmap, reg, mask, val);  in lp8755_update_bits()
102 		dev_err(pchip->dev, "i2c access error %s\n", __func__);  in lp8755_buck_enable_time()
137 		dev_err(pchip->dev, "Not supported buck mode %s\n", __func__);  in lp8755_buck_set_mode()
147 	dev_err(pchip->dev, "i2c access error %s\n", __func__);  in lp8755_buck_set_mode()
178 	dev_err(pchip->dev, "i2c access error %s\n", __func__);  in lp8755_buck_get_mode()
216 		dev_err(pchip->dev,  in lp8755_buck_set_ramp()
218 		return -EINVAL;  in lp8755_buck_set_ramp()
226 	dev_err(pchip->dev, "i2c access error %s\n", __func__);  in lp8755_buck_set_ramp()
236 	.disable = regulator_disable_regmap,
282 	struct lp8755_platform_data *pdata = pchip->pdata;  in lp8755_init_data()
284 	/* read back  muti-phase configuration */  in lp8755_init_data()
288 	pchip->mphase = regval & 0x0F;  in lp8755_init_data()
290 	/* set default data based on multi-phase config */  in lp8755_init_data()
291 	for (icnt = 0; icnt < mphase_buck[pchip->mphase].nreg; icnt++) {  in lp8755_init_data()
292 		buck_num = mphase_buck[pchip->mphase].buck_num[icnt];  in lp8755_init_data()
293 		pdata->buck_data[buck_num] = &lp8755_reg_default[buck_num];  in lp8755_init_data()
298 	dev_err(pchip->dev, "i2c access error %s\n", __func__);  in lp8755_init_data()
330 	struct lp8755_platform_data *pdata = pchip->pdata;  in lp8755_regulator_init()
333 	rconfig.regmap = pchip->regmap;  in lp8755_regulator_init()
334 	rconfig.dev = pchip->dev;  in lp8755_regulator_init()
337 	for (icnt = 0; icnt < mphase_buck[pchip->mphase].nreg; icnt++) {  in lp8755_regulator_init()
338 		buck_num = mphase_buck[pchip->mphase].buck_num[icnt];  in lp8755_regulator_init()
339 		rconfig.init_data = pdata->buck_data[buck_num];  in lp8755_regulator_init()
340 		rconfig.of_node = pchip->dev->of_node;  in lp8755_regulator_init()
341 		pchip->rdev[buck_num] =  in lp8755_regulator_init()
342 		    devm_regulator_register(pchip->dev,  in lp8755_regulator_init()
344 		if (IS_ERR(pchip->rdev[buck_num])) {  in lp8755_regulator_init()
345 			ret = PTR_ERR(pchip->rdev[buck_num]);  in lp8755_regulator_init()
346 			pchip->rdev[buck_num] = NULL;  in lp8755_regulator_init()
347 			dev_err(pchip->dev, "regulator init failed: buck %d\n",  in lp8755_regulator_init()
374 		    && (pchip->irqmask & (0x04 << icnt))  in lp8755_irq_handler()
375 		    && (pchip->rdev[icnt] != NULL))  in lp8755_irq_handler()
376 			regulator_notifier_call_chain(pchip->rdev[icnt],  in lp8755_irq_handler()
390 	if ((flag1 & 0x01) && (pchip->irqmask & 0x01))  in lp8755_irq_handler()
392 			if (pchip->rdev[icnt] != NULL)  in lp8755_irq_handler()
393 				regulator_notifier_call_chain(pchip->rdev[icnt],  in lp8755_irq_handler()
397 	/* send OVP event to all regualtor devices */  in lp8755_irq_handler()
398 	if ((flag1 & 0x02) && (pchip->irqmask & 0x02))  in lp8755_irq_handler()
400 			if (pchip->rdev[icnt] != NULL)  in lp8755_irq_handler()
401 				regulator_notifier_call_chain(pchip->rdev[icnt],  in lp8755_irq_handler()
407 	dev_err(pchip->dev, "i2c access error %s\n", __func__);  in lp8755_irq_handler()
416 	if (pchip->irq == 0) {  in lp8755_int_config()
417 		dev_warn(pchip->dev, "not use interrupt : %s\n", __func__);  in lp8755_int_config()
423 		dev_err(pchip->dev, "i2c access error %s\n", __func__);  in lp8755_int_config()
427 	pchip->irqmask = regval;  in lp8755_int_config()
428 	return devm_request_threaded_irq(pchip->dev, pchip->irq, NULL,  in lp8755_int_config()
431 					 "lp8755-irq", pchip);  in lp8755_int_config()
445 	struct lp8755_platform_data *pdata = dev_get_platdata(&client->dev);  in lp8755_probe()
447 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {  in lp8755_probe()
448 		dev_err(&client->dev, "i2c functionality check fail.\n");  in lp8755_probe()
449 		return -EOPNOTSUPP;  in lp8755_probe()
452 	pchip = devm_kzalloc(&client->dev,  in lp8755_probe()
455 		return -ENOMEM;  in lp8755_probe()
457 	pchip->dev = &client->dev;  in lp8755_probe()
458 	pchip->regmap = devm_regmap_init_i2c(client, &lp8755_regmap);  in lp8755_probe()
459 	if (IS_ERR(pchip->regmap)) {  in lp8755_probe()
460 		ret = PTR_ERR(pchip->regmap);  in lp8755_probe()
461 		dev_err(&client->dev, "fail to allocate regmap %d\n", ret);  in lp8755_probe()
467 		pchip->pdata = pdata;  in lp8755_probe()
468 		pchip->mphase = pdata->mphase;  in lp8755_probe()
470 		pchip->pdata = devm_kzalloc(pchip->dev,  in lp8755_probe()
473 		if (!pchip->pdata)  in lp8755_probe()
474 			return -ENOMEM;  in lp8755_probe()
477 			dev_err(&client->dev, "fail to initialize chip\n");  in lp8755_probe()
484 		dev_err(&client->dev, "fail to initialize regulators\n");  in lp8755_probe()
488 	pchip->irq = client->irq;  in lp8755_probe()
491 		dev_err(&client->dev, "fail to irq config\n");  in lp8755_probe()
498 	/* output disable */  in lp8755_probe()