ARM: dts: msm: Add initial device tree for Dragonboard APQ8094

Add the device tree files necessary to support the
Dragonboard APQ8094 platform

Change-Id: Ic91be2489776fe48830d228eed1d5b4547bf4ec5
Signed-off-by: Ilia Lin <ilialin@codeaurora.org>
Signed-off-by: Tanya Finkel <tfinkel@codeaurora.org>