On Thu, 11 Feb 2021 12:27:52 +0800, Liu Ying wrote:
> To complement panel-simple.yaml, create panel-simple-lvds-dual-ports.yaml.
> panel-simple-lvds-dual-ports.yaml is for all simple LVDS panels that
> have dual LVDS ports and require only a single power-supply.
> The first port receives odd pixels, and the second port receives even pixels.
> Optionally, a backlight and an enable GPIO can be specified as properties.
>
> Panels with swapped pixel order, if any, need dedicated bindings.
>
> Migrate 'auo,g133han01', 'auo,g185han01', 'auo,g190ean01',
> 'koe,tx26d202vm0bwa' and 'nlt,nl192108ac18-02d' over to the new file.
>
> The objectives with one file for all the simple LVDS panels with dual ports
> are:
> - Make it simpler to add bindings for this kind of LVDS panels
> - Keep the number of bindings file lower
> - Keep the binding documentation for this kind of LVDS panels more consistent
> - Make it possible for drivers to get pixel order via
> drm_of_lvds_get_dual_link_pixel_order(), as the 'ports' property is required
>
> Suggested-by: Sam Ravnborg <s...@ravnborg.org>
> Cc: Thierry Reding <thierry.red...@gmail.com>
> Cc: Sam Ravnborg <s...@ravnborg.org>
> Cc: David Airlie <airl...@linux.ie>
> Cc: Daniel Vetter <dan...@ffwll.ch>
> Cc: Rob Herring <robh...@kernel.org>
> Cc: Lucas Stach <l.st...@pengutronix.de>
> Cc: Sebastian Reichel <sebastian.reic...@collabora.com>
> Signed-off-by: Liu Ying <victor....@nxp.com>
> ---
> v6->v7:
> * Reference '#/$defs/port-base' instead of '#/properties/port'. (Rob)
>
> v5->v6:
> * Use OF graph schema.
> * Drop Rob's R-b tag, as review is needed.
>
> v4->v5:
> * Require the 'ports' property and update commit message accordingly. (Rob)
> * Add Rob's R-b tag.
>
> v3->v4:
> * Add type and descriptions for dual-lvds-{odd,even}-pixels properties.
> Also, update descriptions for port@0 and port@1 properties accordingly.
> (Rob)
>
> v2->v3:
> * Do not allow 'port' property. (Rob)
> * Define port number. (Rob)
> * Specify 'dual-lvds-odd-pixels' and 'dual-lvds-even-pixels' properties. (Rob)
>
> v1->v2:
> * Correct pixel order in example LVDS panel node.
>
> .../panel/panel-simple-lvds-dual-ports.yaml | 118
> +++++++++++++++++++++
> .../bindings/display/panel/panel-simple.yaml | 10 --
> 2 files changed, 118 insertions(+), 10 deletions(-)
> create mode 100644
> Documentation/devicetree/bindings/display/panel/panel-simple-lvds-dual-ports.yaml
>
Reviewed-by: Rob Herring <r...@kernel.org>
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