Merge branch 'tracking-qcomlt-dsi' into integration-linux-qcomlt

* tracking-qcomlt-dsi:
  mdp4: Add iommu detach_dev in error path
  drm/msm: mdp4 lvds: get panel node via of graph parsing
  hack: drm/msm: dsi host: don't get esc_clk rate
  drm/msm: remove pm_runtime_put() calls
  clk: qcom: Allow DSI driver to set parent
  drm/msm/dsi: external bridge support
  drm/msm/dsi: Rename *dual panel* to *dual DSI*
  drm/msm/dsi: Update source PLL selection in DSI PHY