auron_paine: Initial board commit

Cloned entirely from Auron, with only string changes.
BUG=None
TEST=Compile only.
BRANCH=None.
Signed-off-by: Pan Sheng-Liang <Sheng-Liang.Pan@quantatw.com>

Change-Id: I67ce081c0bea34c7b058919b9fed65e242d070f2
Reviewed-on: https://chromium-review.googlesource.com/221926
Reviewed-by: Shawn Nematbakhsh <shawnn@chromium.org>
Commit-Queue: Pan Sheng-Liang <Sheng-Liang.Pan@quantatw.com>
Tested-by: Pan Sheng-Liang <Sheng-Liang.Pan@quantatw.com>
6 files changed