Re: [PATCH v6 0/2] drm: bridge: add ssd2825 RGB/DSI bridge support

From: Svyatoslav Ryhel
Date: Thu Jun 19 2025 - 04:54:34 EST


пн, 26 трав. 2025 р. о 14:44 Svyatoslav Ryhel <clamor95@xxxxxxxxx> пише:
>
> Solomon SSD2825 is a RGB to MIPI DSI bridge used in LG Optimus 4D P880
> and LG Optimus Vu P895
>
> ---
> Changes on switching from v5 to v6:
> - set correct module name in Kconfig help
> - return error if spi sync failed for reading
>
> Changes on switching from v4 to v5:
> - rebased on top of drm-misc-next with adjustments to fit
>
> Changes on switching from v3 to v4:
> - no changes, resend
>
> Changes on switching from v2 to v3:
> - added mutex guard
> - configuration register flags parametrized using panel flags
> - removed unneded debug messages
> - removed unimplemented modes checks
> - added check for maximum pixel row length
> - use types header
> - remove ssd2825_to_ns
> - shift bridge setup into atomic pre-enable
> - cleaned default values of hzd and hpd
>
> Changes on switching from v1 to v2:
> - added description for clock
> - removed clock-names
> - added boundries for hs-zero-delay-ns and hs-prep-delay-ns
> - added mutex lock for host transfers
> - converted to atomic ops
> - get drm_display_mode mode with atomic helpers
> - parameterized INTERFACE_CTRL_REG_6 configuration
> - added video mode validation and fixup
> - removed clock name
> - switched to devm_regulator_bulk_get_const
> - added default timings
> ---
>
> Svyatoslav Ryhel (2):
> dt-bindings: display: bridge: Document Solomon SSD2825
> drm: bridge: Add support for Solomon SSD2825 RGB/DSI bridge
>
> .../display/bridge/solomon,ssd2825.yaml | 141 +++
> drivers/gpu/drm/bridge/Kconfig | 13 +
> drivers/gpu/drm/bridge/Makefile | 1 +
> drivers/gpu/drm/bridge/ssd2825.c | 814 ++++++++++++++++++
> 4 files changed, 969 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/display/bridge/solomon,ssd2825.yaml
> create mode 100644 drivers/gpu/drm/bridge/ssd2825.c
>
> --
> 2.48.1
>

These patches had no activity/feedback from DRM maintainers for a
while, so, in case they got lost in the depths of email box, this is a
friendly reminder that they are still relevant and I would like them
to move on.

Best regards,
Svyatoslav R.