On 27/10/2026 19:18, Vishnu Saini wrote: >>>>> Declare 'backlight: true' so the property is explicitly allowed by the >>>>> schema. >>>> >>>> Why do you need to explicitly allow it? Since when? >>>> >>>> I see no benefit of this patch and commit msg does not explain me what >>>> that benefit would be. >>> It is required for below DLC panel, when enabling backlight using >>> gpio-backlight driver, >> >> How is it required? You did not really answer, so again: >> >> Why do you need to explicitly allow it? >> >> Answer starts "because ... " and you provide technical arguments, not >> wishes. > Because the DLC panel node references an external gpio-backlight device > through the > backlight property, but the current DLC binding does not allow this property. > As a result, adding the backlight phandle to the panel node causes a > dtbs_check validation error.
Thanks, but that's confusing or we looked at different source code, because to my eyes it clearly lists backlight already. Can you show me how can I reproduce the dtbs_check error? Best regards, Krzysztof
