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074acb0cd7
Replace the current led code with an implementation that uses the new led_pwm interface. Grunt has a blue LED which we use for power and an amber LED which we use for battery. The colours used are documented in update_leds() in led_pwm.c BUG=b:71902053 BRANCH=none TEST=manual Check for the various states: * Solid Amber == Charging * Solid Blue == Charging (near full) * Fast Flash Amber == Charging error or battery not present Did not test low / critical battery Change-Id: Ie46075855ab17e6e7301025b62e57db2c596b2a4 Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/919765 Reviewed-by: Aseda Aboagye <aaboagye@chromium.org> Reviewed-by: Edward Hill <ecgh@chromium.org>
For an overview of the Embedded Controller firmware, refer to http://www.chromium.org/chromium-os/2014-firmware-summit For instructions on building from source, refer to http://www.chromium.org/chromium-os/ec-development/getting-started-building-ec-images-quickly