ARM: dts: msm: add mdss pll driver resources for msm8939

MDSS PLL driver handles the resources for output interface DSI
through dts configuration. These resource management include
the power supply entries, clocks, IO register range and other
PLL specific entires. This change specifies resource for 8939
target.

Change-Id: I197ea9cb3bbc196f39a88d8a54165a6c7065dc53
Signed-off-by: Padmanabhan Komanduru <pkomandu@codeaurora.org>