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Update the BQ2589x charger driver to configure properly the boost used as a VBUS 5V source. Define the bits used for I2C registers configuration. Return success in unused charger callbacks to avoid blocking the charge state machine. Signed-off-by: Vincent Palatin <vpalatin@chromium.org> BRANCH=none BUG=chrome-os-partner:38603 TEST=On Ryu P4 reworked with BQ25892, plug a C-A receptacle adapter and see the 5V VBUS coming up, un-plug it and see VBUS going away, try several PD/type-C charger and check the selected current limit. Change-Id: I24b832b6d130ff6dfda1ce47f5e445d65279fa7d Reviewed-on: https://chromium-review.googlesource.com/266063 Trybot-Ready: Vincent Palatin <vpalatin@chromium.org> Tested-by: Vincent Palatin <vpalatin@chromium.org> Reviewed-by: Alec Berg <alecaberg@chromium.org> Commit-Queue: Vincent Palatin <vpalatin@chromium.org>
For an overview of the Embedded Controller firmware, refer to http://www.chromium.org/chromium-os/2014-firmware-summit