lumag: 
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/tree/Documentation/devicetree/bindings/display/msm/qcom,qcm2290-mdss.yaml?h=next-20221107

Lacking 9 in line 7 and maybe dsi@ node should have:

vdda-supply = <&pmXXXX_l5> as source based on downstream 1p2 supply
https://android.googlesource.com/kernel/msm-extra/devicetree/+/refs/tags/android-11.0.0_r0.56/qcom/scuba-sde.dtsi#231