68 static int abx80x_enable_trickle_charger(struct i2c_client *client,  in abx80x_enable_trickle_charger()  argument
77 	err = i2c_smbus_write_byte_data(client, ABX8XX_REG_CFG_KEY,  in abx80x_enable_trickle_charger()
80 		dev_err(&client->dev, "Unable to write configuration key\n");  in abx80x_enable_trickle_charger()
84 	err = i2c_smbus_write_byte_data(client, ABX8XX_REG_TRICKLE,  in abx80x_enable_trickle_charger()
88 		dev_err(&client->dev, "Unable to write trickle register\n");  in abx80x_enable_trickle_charger()
97 	struct i2c_client *client = to_i2c_client(dev);  in abx80x_rtc_read_time()  local
101 	err = i2c_smbus_read_i2c_block_data(client, ABX8XX_REG_HTH,  in abx80x_rtc_read_time()
104 		dev_err(&client->dev, "Unable to read date\n");  in abx80x_rtc_read_time()
118 		dev_err(&client->dev, "retrieved date/time is not valid.\n");  in abx80x_rtc_read_time()
125 	struct i2c_client *client = to_i2c_client(dev);  in abx80x_rtc_set_time()  local
141 	err = i2c_smbus_write_i2c_block_data(client, ABX8XX_REG_HTH,  in abx80x_rtc_set_time()
144 		dev_err(&client->dev, "Unable to write to date registers\n");  in abx80x_rtc_set_time()
188 static int abx80x_probe(struct i2c_client *client,  in abx80x_probe()  argument
191 	struct device_node *np = client->dev.of_node;  in abx80x_probe()
202 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))  in abx80x_probe()
205 	err = i2c_smbus_read_i2c_block_data(client, ABX8XX_REG_ID0,  in abx80x_probe()
208 		dev_err(&client->dev, "Unable to read partnumber\n");  in abx80x_probe()
218 	dev_info(&client->dev, "model %04x, revision %u.%u, lot %x, wafer %x, uid %x\n",  in abx80x_probe()
221 	data = i2c_smbus_read_byte_data(client, ABX8XX_REG_CTRL1);  in abx80x_probe()
223 		dev_err(&client->dev, "Unable to read control register\n");  in abx80x_probe()
227 	err = i2c_smbus_write_byte_data(client, ABX8XX_REG_CTRL1,  in abx80x_probe()
231 		dev_err(&client->dev, "Unable to write control register\n");  in abx80x_probe()
241 			dev_err(&client->dev, "Unknown part: %04x\n",  in abx80x_probe()
249 		dev_err(&client->dev, "partnumber mismatch %04x != %04x\n",  in abx80x_probe()
258 		dev_info(&client->dev, "Enabling trickle charger: %02x\n",  in abx80x_probe()
260 		abx80x_enable_trickle_charger(client, trickle_cfg);  in abx80x_probe()
263 	rtc = devm_rtc_device_register(&client->dev, abx80x_driver.driver.name,  in abx80x_probe()
269 	i2c_set_clientdata(client, rtc);  in abx80x_probe()
274 static int abx80x_remove(struct i2c_client *client)  in abx80x_remove()  argument