[v9,0/5] Add support for CDNS DSI J721E wrapper

Following series of patches adds supports for CDNS DSI
bridge on j721e.

v9:
 - Fixed below based on review comments in v8
 - Added more info on wrapper in the commit message
 - Fixed the description in Kconfig
 - Fixed the formatting of of_match table
 - exit -> deinit in platform ops
 - Remove duplicate of struct declaration in cdns-dsi-j721e.h

v8:
 - Rebased to 6.1-rc1

v7:
 - Rebased to next-20220920
 - Accumulated the Reviewed-by acks

v6:
 - Dropped generic definations for properties like reg, resets etc..
 - Fixed the defination for port@0 and port@1
 - removed the ti,sn65dsi86 node from the example, which is not related

v5:
 - Remove power-domain property in the conversion commit
 - Add power-domain only for j721e compatible
 - Fix white space error in one of the commit

v4:
 - split conversion txt to yaml
 - seperate commit for addinig new compatible
 - conditionally limit the items for reg property, based on the compatible

v3:
 - Convert cdns-dsi.txt binding to yaml
 - Move the bridge under display/bridge/cadence
 - Add new compatible to enable the wrapper module

v2:
 - Moved setting DPI0 to bridge_enable, since it
   should be done after pm_runtime_get

Rahul T R (5):
  dt-bindings: display: bridge: Convert cdns,dsi.txt to yaml
  dt-bindings: display: bridge: cdns,dsi: Add compatible for dsi on
    j721e
  drm/bridge: cdns-dsi: Move to drm/bridge/cadence
  drm/bridge: cdns-dsi: Create a header file
  drm/bridge: cdns-dsi: Add support for J721E wrapper

 .../bindings/display/bridge/cdns,dsi.txt      | 112 ----
 .../bindings/display/bridge/cdns,dsi.yaml     | 180 +++++++
 drivers/gpu/drm/bridge/Kconfig                |  11 -
 drivers/gpu/drm/bridge/Makefile               |   1 -
 drivers/gpu/drm/bridge/cadence/Kconfig        |  21 +
 drivers/gpu/drm/bridge/cadence/Makefile       |   3 +
 .../{cdns-dsi.c => cadence/cdns-dsi-core.c}   | 481 ++----------------
 .../gpu/drm/bridge/cadence/cdns-dsi-core.h    | 471 +++++++++++++++++
 .../gpu/drm/bridge/cadence/cdns-dsi-j721e.c   |  51 ++
 .../gpu/drm/bridge/cadence/cdns-dsi-j721e.h   |  16 +
 10 files changed, 777 insertions(+), 570 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,dsi.txt
 create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,dsi.yaml
 rename drivers/gpu/drm/bridge/{cdns-dsi.c => cadence/cdns-dsi-core.c} (65%)
 create mode 100644 drivers/gpu/drm/bridge/cadence/cdns-dsi-core.h
 create mode 100644 drivers/gpu/drm/bridge/cadence/cdns-dsi-j721e.c
 create mode 100644 drivers/gpu/drm/bridge/cadence/cdns-dsi-j721e.h

On 31/10/2022 14:19, Rahul T R wrote:
> Add support for wrapper settings for DSI bridge on
> j721e. Also enable DPI0
> 
> ---------------      -----------------------
> |      -------|      |-------              |
> | DSS  | DPI2 |----->| DPI0 |  DSI Wrapper |
> |      -------|      |-------              |
> ---------------      -----------------------
> 
> As shown above DPI2 output of DSS is connected
> to DPI0 input of DSI Wrapper, DSI wrapper
> gives control wheather to enable/disable DPI0
> input. In j721e above is the only configuration
> supported
> 
> Signed-off-by: Rahul T R <r-ravikumar@ti.com>
> ---
>   drivers/gpu/drm/bridge/cadence/Kconfig        | 10 ++++
>   drivers/gpu/drm/bridge/cadence/Makefile       |  1 +
>   .../gpu/drm/bridge/cadence/cdns-dsi-core.c    | 35 ++++++++++++-
>   .../gpu/drm/bridge/cadence/cdns-dsi-core.h    | 13 +++++
>   .../gpu/drm/bridge/cadence/cdns-dsi-j721e.c   | 51 +++++++++++++++++++
>   .../gpu/drm/bridge/cadence/cdns-dsi-j721e.h   | 16 ++++++
>   6 files changed, 125 insertions(+), 1 deletion(-)
>   create mode 100644 drivers/gpu/drm/bridge/cadence/cdns-dsi-j721e.c
>   create mode 100644 drivers/gpu/drm/bridge/cadence/cdns-dsi-j721e.h

Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>

  Tomi