[PATCH v1 0/3] drm: Add support for Cadence MHDP DPI/DP bridge and J721E wrapper.

Yuti Amonkar yamonkar at cadence.com
Tue Dec 3 10:16:03 UTC 2019


This patch series adds new DRM driver for Cadence Display Port. The Cadence Display Port 
is also referred as MHDP (Mobile High Definition Link, High-Definition Multimedia Interface 
Display Port) Cadence Display Port complies with VESA DisplayPort (DP) and embedded Display 
Port (eDP) standards This driver implements Single Stream Transport (SST) support. Adds Texas 
Instruments SoC J721e specific wrapper and adds the device tree bindings in YAML format

The patch series has three patches which applies the changes in the below sequence 
1. 001-dt-bindings-drm-bridge-Document-Cadence-MHDP-bridge-bindings-in-yaml-format
Documents the bindings in yaml format.
2. 002-drm-bridge-Add-support-for-Cadence-MHDP-bridge
This patch adds new DRM driver for Cadence MHDP Display Port. The patch implements supports 
for single stream transport mode.
3. 003-drm-mhdp-add-j721e-wrapper
Add Texas Instruments (TI) j721e wrapper for mhdp. The wrapper configures mhdp clocks 
and muxes as required by SoC.

Yuti Amonkar (3):
  dt-bindings: drm/bridge: Document Cadence MHDP bridge bindings in yaml
    format
  drm: bridge: Add support for Cadence MHDP DPI/DP bridge
  drm/mhdp: add j721e wrapper

 .../bindings/display/bridge/cdns,mhdp.yaml         |  101 +
 drivers/gpu/drm/bridge/Kconfig                     |   21 +
 drivers/gpu/drm/bridge/Makefile                    |    6 +
 drivers/gpu/drm/bridge/cdns-mhdp-j721e.c           |   79 +
 drivers/gpu/drm/bridge/cdns-mhdp-j721e.h           |   55 +
 drivers/gpu/drm/bridge/cdns-mhdp.c                 | 2243 ++++++++++++++++++++
 drivers/gpu/drm/bridge/cdns-mhdp.h                 |  381 ++++
 7 files changed, 2886 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,mhdp.yaml
 create mode 100644 drivers/gpu/drm/bridge/cdns-mhdp-j721e.c
 create mode 100644 drivers/gpu/drm/bridge/cdns-mhdp-j721e.h
 create mode 100644 drivers/gpu/drm/bridge/cdns-mhdp.c
 create mode 100644 drivers/gpu/drm/bridge/cdns-mhdp.h

-- 
2.7.4



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