ARM: dts: msm: Aligning DT files based on 4.9 kernel for msm8909w

Minor changes are done on implementation of dt nodes and remove
deprecated changes from 3.18 kernel.

Change-Id: If5f30ec051edd92908b24393f2552db5eefec855
Signed-off-by: Sundara Vinayagam <sundvi@codeaurora.org>
Signed-off-by: Sanjib Ranjan Pradhan <sanjib@codeaurora.org>