drm/msm: register sde rsc, dsi and phy to dbg dump

Add sde rsc, dsi and phy to debug dump facility. It
also adds "dump all" facility to avoid keeping all
strings in dump API call.

Change-Id: I596e4bcf7a2959f8d79dc945a99556d7d6d0139b
Signed-off-by: Dhaval Patel <pdhaval@codeaurora.org>