Re: [PATCH v1 0/2] Add Lontiun LT7911EXC eDP to MIPI DSI bridge

[杨孙运]

<syyang@xxxxxxxxxxx> 于2026年4月28日周二 14:32写道：
>
> From: Sunyun Yang <syyang@xxxxxxxxxxx>
>
> The LT7911EXC is an I2C-controlled bridge that Receiver eDP1.4
> and output signal/dual port mipi. This series introduces:
>
> - A device tree binding YAML file describing the hardware
> - A new DRM bridge driver implementing the basic functionality
>
> Signed-off-by: Sunyun Yang<syyang@xxxxxxxxxxx>
> ---
> Change in v1:
> - dt-binding:
>  1. reset pins use active low.                        [Dmitry]
> - drm/bridge:
>  1. use atomic_* callbacks.                           [Quentin]
>  2. fix the incorrect formatting and spaces.
>  3. add the required header files.                    [Dmitry]
>  4. remove "enabled" flag.
>  5. remove *fw from the lt7911exc struct.
>  6. .max_register and .range_max use actual range.
>  7. regulator use bulk interface.
>  8. use dev_err_probe, devm_mutex_init and devm_drm_bridge_add.
>  9. Replace GPL with GPL v2.
- Link to init code:
https://lore.kernel.org/lkml/20260420023354.1192642-1-syyang@xxxxxxxxxxx/
> ---
> Sunyun Yang (2):
>   dt-bindings:bridge: Add Lontiun LT7911EXC eDP to MIPI DSI bridge
>   drm:bridge: Add Lontiun LT7911EXC eDP to MIPI DSI bridge
>
>  .../display/bridge/lontium,lt7911exc.yaml     |  89 ++++
>  drivers/gpu/drm/bridge/Kconfig                |  13 +
>  drivers/gpu/drm/bridge/Makefile               |   1 +
>  drivers/gpu/drm/bridge/lontium-lt7911exc.c    | 497 ++++++++++++++++++
>  4 files changed, 600 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/bridge/lontium,lt7911exc.yaml
>  create mode 100644 drivers/gpu/drm/bridge/lontium-lt7911exc.c
>
> --
> 2.34.1
>