disp: msm: dsi: remove reg dump sub range

Remove the redundant register dump sub range
registration for DSI ctl/phy as it needs only
the base registration, since it is considered
as a single block.

Change-Id: I11546bfcde05d02849c53577c4546dcfa9203539
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>

msm/dsi/dsi_ctrl.c

@@ -247,8 +247,6 @@ static int dsi_ctrl_debugfs_init(struct dsi_ctrl *dsi_ctrl,
 						dsi_ctrl->cell_index);
 	sde_dbg_reg_register_base(dbg_name, dsi_ctrl->hw.base,
 				msm_iomap_size(dsi_ctrl->pdev, "dsi_ctrl"));
-	sde_dbg_reg_register_dump_range(dbg_name, dbg_name, 0,
-				msm_iomap_size(dsi_ctrl->pdev, "dsi_ctrl"), 0);
 error_remove_dir:
 	debugfs_remove(dir);
 error: