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* spring: Implement PWM control on ILIM_500Vic Yang2012-12-181-1/+1
| | | | | | | | | | | | | | This adds init code to configure PWM and a console command to adjust duty cycle. Also rename ILIM_1500 to BOOST_EN. BUG=chrome-os-partner:14319 TEST=Adjust PWM duty cycle and measure voltage. BRANCH=none Change-Id: I23856416da19ed523d46af39e6cbc3129ac25525 Signed-off-by: Vic Yang <victoryang@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/39587
* Add Spring board configurationVincent Palatin2012-09-201-0/+11
Assign GPIOs and board specific peripheral/pin mux configurations. Signed-off-by: Vincent Palatin <vpalatin@chromium.org> BUG=chrome-os-partner:14313 TEST=make BOARD=spring run spring binary on snow for basic sanity checking. BRANCH=none Change-Id: I6384024a0f27af67744e98a55b66d08f587bffa0 Reviewed-on: https://gerrit.chromium.org/gerrit/33631 Reviewed-by: David Hendricks <dhendrix@chromium.org> Tested-by: Vincent Palatin <vpalatin@chromium.org> Reviewed-by: Vic Yang <victoryang@chromium.org> Commit-Ready: Vincent Palatin <vpalatin@chromium.org>