If the backlight brightness was changed and the keyboard unplugged and
replugged, the lights would stay off. They should come back to the
previous value, which will happen automatically but the code would
override.
Signed-off-by: Daniel Schaefer <dhs@frame.work>
Other low power states should be handled perfectly fine by USB suspend,
since this is now fixed in chibios.
Signed-off-by: Daniel Schaefer <dhs@frame.work>
With this change the 3.3V rail gets down to 22mA
The backlight and power led will auto turn off when the keyboard
SLEEP# goes low, and will resume when the sleep pin goes high.
For some reason WFI does not sleep as long as I would expect.
Something is triggering interrupts constantly
that we need to figure out to save power.
Signed-off-by: Kieran Levin <ktl@frame.work>
