slim_msm: Add Device Tree support for Qualcomm SLIMBUS controller

Device Tree support is added for Qualcomm SLIMBUS controller and
documentation is provided for required and optional device node
properties.

Change-Id: Ic81e853431c413b06296470609ce55d0692e870b
Signed-off-by: Sagar Dharia <sdharia@codeaurora.org>
2 files changed