47 static int lm3639_chip_init(struct lm3639_chip_data *pchip)  in lm3639_chip_init()  argument
51 	struct lm3639_platform_data *pdata = pchip->pdata;  in lm3639_chip_init()
55 	    regmap_update_bits(pchip->regmap, REG_BL_CONF_1, 0x08,  in lm3639_chip_init()
61 	ret = regmap_update_bits(pchip->regmap, REG_IO_CTRL, 0x7C, reg_val);  in lm3639_chip_init()
66 	ret = regmap_write(pchip->regmap, REG_BL_CONF_4, pdata->init_brt_led);  in lm3639_chip_init()
70 	ret = regmap_write(pchip->regmap, REG_BL_CONF_3, pdata->init_brt_led);  in lm3639_chip_init()
83 	ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x79, reg_val);  in lm3639_chip_init()
89 	dev_err(pchip->dev, "i2c failed to access register\n");  in lm3639_chip_init()
98 	struct lm3639_chip_data *pchip = bl_get_data(bl);  in lm3639_bled_update_status()  local
99 	struct lm3639_platform_data *pdata = pchip->pdata;  in lm3639_bled_update_status()
101 	ret = regmap_read(pchip->regmap, REG_FLAG, &reg_val);  in lm3639_bled_update_status()
106 		dev_info(pchip->dev, "last flag is 0x%x\n", reg_val);  in lm3639_bled_update_status()
114 			dev_err(pchip->dev,  in lm3639_bled_update_status()
120 	ret = regmap_write(pchip->regmap, REG_BL_CONF_4, bl->props.brightness);  in lm3639_bled_update_status()
123 	ret = regmap_write(pchip->regmap, REG_BL_CONF_3, bl->props.brightness);  in lm3639_bled_update_status()
128 		ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x01, 0x00);  in lm3639_bled_update_status()
130 		ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x01, 0x01);  in lm3639_bled_update_status()
136 	dev_err(pchip->dev, "i2c failed to access registers\n");  in lm3639_bled_update_status()
144 	struct lm3639_chip_data *pchip = bl_get_data(bl);  in lm3639_bled_get_brightness()  local
145 	struct lm3639_platform_data *pdata = pchip->pdata;  in lm3639_bled_get_brightness()
151 			dev_err(pchip->dev,  in lm3639_bled_get_brightness()
156 	ret = regmap_read(pchip->regmap, REG_BL_CONF_1, &reg_val);  in lm3639_bled_get_brightness()
160 		ret = regmap_read(pchip->regmap, REG_BL_CONF_4, &reg_val);  in lm3639_bled_get_brightness()
162 		ret = regmap_read(pchip->regmap, REG_BL_CONF_3, &reg_val);  in lm3639_bled_get_brightness()
169 	dev_err(pchip->dev, "i2c failed to access register\n");  in lm3639_bled_get_brightness()
185 	struct lm3639_chip_data *pchip = dev_get_drvdata(dev);  in lm3639_bled_mode_store()  local
194 		    regmap_update_bits(pchip->regmap, REG_BL_CONF_1, 0x10,  in lm3639_bled_mode_store()
198 		    regmap_update_bits(pchip->regmap, REG_BL_CONF_1, 0x10,  in lm3639_bled_mode_store()
207 	dev_err(pchip->dev, "%s:i2c access fail to register\n", __func__);  in lm3639_bled_mode_store()
211 	dev_err(pchip->dev, "%s:input conversion fail\n", __func__);  in lm3639_bled_mode_store()
224 	struct lm3639_chip_data *pchip;  in lm3639_torch_brightness_set()  local
226 	pchip = container_of(cdev, struct lm3639_chip_data, cdev_torch);  in lm3639_torch_brightness_set()
228 	ret = regmap_read(pchip->regmap, REG_FLAG, &reg_val);  in lm3639_torch_brightness_set()
232 		dev_info(pchip->dev, "last flag is 0x%x\n", reg_val);  in lm3639_torch_brightness_set()
236 		ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x06, 0x00);  in lm3639_torch_brightness_set()
242 	ret = regmap_update_bits(pchip->regmap,  in lm3639_torch_brightness_set()
246 	ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x06, 0x02);  in lm3639_torch_brightness_set()
252 	dev_err(pchip->dev, "i2c failed to access register\n");  in lm3639_torch_brightness_set()
261 	struct lm3639_chip_data *pchip;  in lm3639_flash_brightness_set()  local
263 	pchip = container_of(cdev, struct lm3639_chip_data, cdev_flash);  in lm3639_flash_brightness_set()
265 	ret = regmap_read(pchip->regmap, REG_FLAG, &reg_val);  in lm3639_flash_brightness_set()
269 		dev_info(pchip->dev, "last flag is 0x%x\n", reg_val);  in lm3639_flash_brightness_set()
272 	ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x06, 0x00);  in lm3639_flash_brightness_set()
280 	ret = regmap_update_bits(pchip->regmap,  in lm3639_flash_brightness_set()
284 	ret = regmap_update_bits(pchip->regmap, REG_ENABLE, 0x06, 0x06);  in lm3639_flash_brightness_set()
290 	dev_err(pchip->dev, "i2c failed to access register\n");  in lm3639_flash_brightness_set()
303 	struct lm3639_chip_data *pchip;  in lm3639_probe()  local
317 	pchip = devm_kzalloc(&client->dev,  in lm3639_probe()
319 	if (!pchip)  in lm3639_probe()
322 	pchip->pdata = pdata;  in lm3639_probe()
323 	pchip->dev = &client->dev;  in lm3639_probe()
325 	pchip->regmap = devm_regmap_init_i2c(client, &lm3639_regmap);  in lm3639_probe()
326 	if (IS_ERR(pchip->regmap)) {  in lm3639_probe()
327 		ret = PTR_ERR(pchip->regmap);  in lm3639_probe()
332 	i2c_set_clientdata(client, pchip);  in lm3639_probe()
335 	ret = lm3639_chip_init(pchip);  in lm3639_probe()
345 	pchip->bled =  in lm3639_probe()
346 	    devm_backlight_device_register(pchip->dev, "lm3639_bled",  in lm3639_probe()
347 					   pchip->dev, pchip, &lm3639_bled_ops,  in lm3639_probe()
349 	if (IS_ERR(pchip->bled)) {  in lm3639_probe()
351 		ret = PTR_ERR(pchip->bled);  in lm3639_probe()
355 	ret = device_create_file(&(pchip->bled->dev), &dev_attr_bled_mode);  in lm3639_probe()
362 	pchip->cdev_flash.name = "lm3639_flash";  in lm3639_probe()
363 	pchip->cdev_flash.max_brightness = 16;  in lm3639_probe()
364 	pchip->cdev_flash.brightness_set = lm3639_flash_brightness_set;  in lm3639_probe()
366 				    &client->dev, &pchip->cdev_flash);  in lm3639_probe()
373 	pchip->cdev_torch.name = "lm3639_torch";  in lm3639_probe()
374 	pchip->cdev_torch.max_brightness = 8;  in lm3639_probe()
375 	pchip->cdev_torch.brightness_set = lm3639_torch_brightness_set;  in lm3639_probe()
377 				    &client->dev, &pchip->cdev_torch);  in lm3639_probe()
386 	led_classdev_unregister(&pchip->cdev_flash);  in lm3639_probe()
388 	device_remove_file(&(pchip->bled->dev), &dev_attr_bled_mode);  in lm3639_probe()
395 	struct lm3639_chip_data *pchip = i2c_get_clientdata(client);  in lm3639_remove()  local
397 	regmap_write(pchip->regmap, REG_ENABLE, 0x00);  in lm3639_remove()
399 	led_classdev_unregister(&pchip->cdev_torch);  in lm3639_remove()
400 	led_classdev_unregister(&pchip->cdev_flash);  in lm3639_remove()
401 	if (pchip->bled)  in lm3639_remove()
402 		device_remove_file(&(pchip->bled->dev), &dev_attr_bled_mode);  in lm3639_remove()