[PATCH v3 0/2] Add RZ/G2L DSI driver

Biju Das biju.das.jz at bp.renesas.com
Thu Jul 14 07:01:18 UTC 2022


Hi David and Laurent,

Gentle Ping.

Are you happy with this series?

Cheers,
Biju


> Subject: RE: [PATCH v3 0/2] Add RZ/G2L DSI driver
> 
> Hi All,
> 
> Gentle ping.
> 
> Are you ok with this patch series? Please let me know.
> 
> Cheers,
> Biju
> 
> > Subject: [PATCH v3 0/2] Add RZ/G2L DSI driver
> >
> > This patch series aims to support the MIPI DSI encoder found in the
> > RZ/G2L SoC. It currently supports DSI mode only.
> >
> > This unit supports MIPI Alliance Specification for Display Serial
> > Interface
> > (DSI) Specification. This unit provides a solution for transmitting
> > MIPI DSI compliant digital video and packets. Normative References are
> below.
> > * MIPI Alliance Specification for Display Serial Interface Version
> > 1.3.1
> > * MIPI Alliance Specification for D-PHY Version 2.1
> >
> > The following are key features of this unit.
> >
> > * 1 channel
> > * The number of Lane: 4-lane
> > * Support up to Full HD (1920 × 1080), 60 fps (RGB888)
> > * Maximum Bandwidth: 1.5 Gbps per lane
> > * Support Output Data Format: RGB666 / RGB888
> >
> > v2->v3:
> >  * Added Rb tag from Geert and Laurent for the binding patch.
> >  * Fixed the typo "Receive" -> "transmit"
> >  * Added accepible values for data-lanes
> >  * Sorted Header file in the example
> >  * Added SoC specific compaible along with generic one.
> >  * pass rzg2l_mipi_dsi pointer to {Link,Phy} register rd/wr function
> > instead
> >    of the memory pointer
> >  * Fixed the comment in rzg2l_mipi_dsi_startup()
> >  * Removed unnecessary dbg message from rzg2l_mipi_dsi_start_video()
> >  * DRM bridge parameter initialization moved to probe
> >  * Replaced dev_dbg->dev_err in rzg2l_mipi_dsi_parse_dt()
> >  * Inserted the missing blank lane after return in probe()
> >  * Added missing MODULE_DEVICE_TABLE
> >  * Added include linux/bits.h in header file
> >  * Fixed various macros in header file.
> >  * Reorder the make file for DSI, so that it is no more dependent
> >    on RZ/G2L DU patch series.
> > v1->v2:
> >  * Added full path for dsi-controller.yaml
> >  * Modeled DSI + D-PHY as single block and updated reg property
> >  * Fixed typo D_PHY->D-PHY
> >  * Updated description
> >  * Added interrupts and interrupt-names and updated the example
> >  * Driver rework based on dt-binding changes (DSI + D-PHY) as single
> > block
> >  * Replaced link_mmio and phy_mmio with mmio in struct rzg2l_mipi_dsi
> >  * Replaced rzg2l_mipi_phy_write with rzg2l_mipi_dsi_phy_write
> >    and rzg2l_mipi_dsi_link_write
> >  * Replaced rzg2l_mipi_phy_read->rzg2l_mipi_dsi_link_read
> > RFC->v1:
> >  * Added a ref to dsi-controller.yaml.
> >  * Added "depends on ARCH_RENESAS || COMPILE_TEST" on KCONFIG
> >    and dropped DRM as it is implied by DRM_BRIDGE
> >  * Used devm_reset_control_get_exclusive() for reset handle
> >  * Removed bool hsclkmode from struct rzg2l_mipi_dsi
> >  * Added error check for pm, using pm_runtime_resume_and_get() instead
> of
> >    pm_runtime_get_sync()
> >  * Added check for unsupported formats in rzg2l_mipi_dsi_host_attach()
> >  * Avoided read-modify-write stopping hsclock
> >  * Used devm_platform_ioremap_resource for resource allocation
> >  * Removed unnecessary assert call from probe and remove.
> >  * wrap the line after the PTR_ERR() in probe()
> >  * Updated reset failure messages in probe
> >  * Fixed the typo arstc->prstc
> >  * Made hex constants to lower case.
> > RFC:
> >  *
> >
> > Biju Das (2):
> >   dt-bindings: display: bridge: Document RZ/G2L MIPI DSI TX bindings
> >   drm: rcar-du: Add RZ/G2L DSI driver
> >
> >  .../bindings/display/bridge/renesas,dsi.yaml  | 182 +++++
> >  drivers/gpu/drm/rcar-du/Kconfig               |   8 +
> >  drivers/gpu/drm/rcar-du/Makefile              |   2 +
> >  drivers/gpu/drm/rcar-du/rzg2l_mipi_dsi.c      | 690 ++++++++++++++++++
> >  drivers/gpu/drm/rcar-du/rzg2l_mipi_dsi_regs.h | 151 ++++
> >  5 files changed, 1033 insertions(+)
> >  create mode 100644
> > Documentation/devicetree/bindings/display/bridge/renesas,dsi.yaml
> >  create mode 100644 drivers/gpu/drm/rcar-du/rzg2l_mipi_dsi.c
> >  create mode 100644 drivers/gpu/drm/rcar-du/rzg2l_mipi_dsi_regs.h
> >
> > --
> > 2.25.1



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