input: touchpanel: Add ST Touchscreen version 4.1.0 driver

This is the reference driver source code for ST
Touchscreen of version 4.1.0. It is used for QVR8998
touchscreen.

Signed-off-by: chenx <chenxiang0527@thundersoft.com>
Git-commit: 2cd09314337d614e69d0ebd99afb71d99d31b69a
Git-repo: https://source.codeaurora.org/quic/la/kernel/msm-3.10


CRs-Fixed: 1106217
Change-Id: I6674245402c0a5d6cca6bf82a9f8b1bf4f4f4ef3
Signed-off-by: Jin Fu <jinf@codeaurora.org>