ARM: dts: msm: Add memory dump devices for MSM8953

Add memory dump device to allocate and register various clients
with the memory dump driver. This also adds the required CMA
region for the memory dump driver. This is needed to collect
sub system information from different clients in case of dump.

CRs-Fixed: 2200024
Change-Id: I5e3be0386f54c903f15ae20c5926882c9063d6d9
Signed-off-by: Mao Jinlong <jinlmao@codeaurora.org>