msm: soc: Merge soc/qti into soc/qcom

Moving code out of soc/qti into soc/qcom as soc/qcom is now the
standard location for soc drivers associated with qcom/msm platforms.

Change-Id: I31ba8bde72b6d824f672ccdc4ac159b8600d2c84
Signed-off-by: Kumar Gala <galak@codeaurora.org>