msm: mdss: Program rotator block size from device tree

The block size for the rotator's internal scratch memory can
vary based on the target. Add support for programming the block
size from the device tree.

Change-Id: Ic73808078ee69c8101e742d9c18f51f835f3d88c
Signed-off-by: Aravind Venkateswaran <aravindh@codeaurora.org>
4 files changed