Nominal eve ALS config is 0.3088 scale.
The default bias for sensor of -256 is a good nominal value so leave
it alone.
BUG=b:37179776
TEST=manual,
boot to linux prompt,
localhost ~ # cat /sys/bus/iio/devices/*/in_illuminance_calibscale
0.308800
localhost ~ # cat /sys/bus/iio/devices/*/in_illuminance_calibbias
-256
Change-Id: I7c8425a38b1af094a39b37b464f812f5ac875083
Reviewed-on: https://chromium-review.googlesource.com/510809
Commit-Ready: Todd Broch <tbroch@chromium.org>
Tested-by: Todd Broch <tbroch@chromium.org>
Reviewed-by: Gwendal Grignou <gwendal@google.com>
b04aacb260