ISL1219_REG_EV 854 drivers/rtc/rtc-isl1208.c rc = i2c_smbus_read_byte_data(client, ISL1219_REG_EV); ISL1219_REG_EV 866 drivers/rtc/rtc-isl1208.c rc = i2c_smbus_write_byte_data(client, ISL1219_REG_EV, rc);