veyron: add new board emile

This is a copy of mickey and renamed.

Emile used usb-hosts while mickey not, add it respectively.

CQ-DEPEND=CL:306967
BUG=chrome-os-partner:46658
TEST=build and boot on emile
BRANCH=veyron

Change-Id: I52495a8f28e286648716f8356360406984c70a23
Signed-off-by: ZhengShunQian <zhengsq@rock-chips.com>
Reviewed-on: https://chromium-review.googlesource.com/307017
Commit-Ready: Shunqian Zheng <zhengsq@rock-chips.com>
Tested-by: Shunqian Zheng <zhengsq@rock-chips.com>
Reviewed-by: David Hendricks <dhendrix@chromium.org>
5 files changed