Re: [PATCH v3 1/2] dt-bindings: display: ti,tpd12s015: Convert to DT schema

["Rob Herring (Arm)" <robh@kernel.org>]

On Wed, 16 Sep 2026 20:32:09 +0800, Quchaosheng wrote:
> Convert the TPD12S015 HDMI level shifter binding to DT schema.
> 
> The TI TPD12S015 is an HDMI companion chip that combines a level shifter
> and ESD protection circuitry. Document the two ports it exposes between
> the HDMI transmitter and the connector.
> 
> The tpd12s016 is software compatible with the tpd12s015 and is listed as a
> fallback compatible by am57xx-idk-common.dtsi, so accept it as a fallback
> of "ti,tpd12s015". The driver matches on "ti,tpd12s015" only, so a board
> using the tpd12s016 must list both compatibles.
> 
> The gpios property takes the three CT CP HPD, LS OE and HPD GPIOs the
> driver obtains through devm_gpiod_get_index(). omap5-igep0050.dts lists the
> DDC SCL and SDA lines as two further entries, so allow up to five entries
> and keep the property description focused on the ones the driver uses.
> 
> Signed-off-by: Quchaosheng <quchaosheng000406@163.com>
> ---
> v3:
>  - gpios: allow up to five entries. v2 claimed that no in-tree board passes
>    more than three, but omap5-igep0050.dts passes five: the three control/HPD
>    lines plus the DDC SCL and SDA lines. The three-entry limit added in v2
>    therefore broke dtbs_check for that board.
> 
> v2:
>  - Reword the description: the TPD12S016 can only be used as a fallback of
>    "ti,tpd12s015", because the driver matches on "ti,tpd12s015" alone.
> 
>  .../bindings/display/ti/ti,tpd12s015.txt      | 44 ---------
>  .../bindings/display/ti/ti,tpd12s015.yaml     | 93 +++++++++++++++++++
>  2 files changed, 93 insertions(+), 44 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/display/ti/ti,tpd12s015.txt
>  create mode 100644 Documentation/devicetree/bindings/display/ti/ti,tpd12s015.yaml
> 

Reviewed-by: Rob Herring (Arm) <robh@kernel.org>