board: 8930: Add regulator information for ATMEL 224E touchscreen

Enable the digital regulator configuration as touchscreen on 8x30
uses 2.85V for AVDD(analog) and 1.8V for VDD(digital)

Change-Id: I6f364a970fea26516cff25f0cafe3524557be753
Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>
2 files changed