ARM: dts: msm: Add support for msmcobalt v2.1

This commit adds support for msmcobalt v2.1 chip on mtp, cdp and
qrd platforms.

CRs-Fixed: 1053410
Change-Id: I877e9816a226a54b16167cc6978e97fd0b298fb8
Signed-off-by: Satya Durga Srinivasu Prabhala <satyap@codeaurora.org>