F75375_REG_FAN_TIMER
data->fan_timer = f75375_read8(client, F75375_REG_FAN_TIMER);
fanmode = f75375_read8(client, F75375_REG_FAN_TIMER);
f75375_write8(client, F75375_REG_FAN_TIMER, fanmode);
reg = F75375_REG_FAN_TIMER;
mode = f75375_read8(client, F75375_REG_FAN_TIMER);