On 8/20/25 18:17, Raphael Gallais-Pou wrote:
> SCMI regulators are not yet implemented in OP-TEE. This leads to an
> invalid argument error when retrieving the 'power-supply' property.
> Ultimately this chains into the panel not probing and makes the whole
> display pipe fail.
>
> Remove the property in the upstream device-tree to allow display pipe to
> boot.
>
> Signed-off-by: Raphael Gallais-Pou <raphael.gallais-...@foss.st.com>
> ---
> arch/arm/dts/stm32mp257f-ev1-u-boot.dtsi | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm/dts/stm32mp257f-ev1-u-boot.dtsi
> b/arch/arm/dts/stm32mp257f-ev1-u-boot.dtsi
> index
> 9a566e18d3fd9b0cf4e21605f2cb060b49fadcb6..7a4b623664a1e167ccc0f4c73a979a083337d7a2
> 100644
> --- a/arch/arm/dts/stm32mp257f-ev1-u-boot.dtsi
> +++ b/arch/arm/dts/stm32mp257f-ev1-u-boot.dtsi
> @@ -12,6 +12,10 @@
> };
> };
>
> +&panel_lvds {
> + /delete-property/ power-supply;
> +};
> +
> &usart2 {
> bootph-all;
> };
>
This patch is a temporary patch right ?
If yes, i am not in favor to applied this patch, i prefer to see that there is
something missing.
Thanks
