Re: [PATCH v2 2/3] arm64: dts: qcom: x1e78100-t14s: Add LCD variant with backlight support

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On 10/03/2025 15:15, Abel Vesa wrote:
> Due to the fact that Lenovo Thinkpad T14s Gen6 is available with both
> OLED and LCD, the backlight control differs HW-wise. For the LCD variant,
> the panel's backlight is controlled via one of the PWMs provided by the
> PMK8550 PMIC. For the OLED variant, the backlight is internal to the
> panel and therefore it is not described in devicetree.
> 
> For this reason, create a generic dtsi for the T14s by renaming the
> existing dts. While at it, add a node name to panel and drop the enable
> gpio and pinctrl properties from the panel node. Then add the LCD variant
> dts file with the old name and describe all backlight related nodes.
> 
> So the existing dts will now be used for LCD variant while for OLED new
> dts will be added.
> 
> Tested-by: Sebastian Reichel <sre@xxxxxxxxxx>
> Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxx>


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

Best regards,
Krzysztof




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