On 15/08/2022 08:08, Samuel Holland wrote: > D1 is a SoC containing a single-core T-HEAD Xuantie C906 CPU, as well as > one HiFi 4 DSP. The SoC is based on a design that additionally contained > a pair of Cortex A7's. For that reason, some peripherals are duplicated. > > This devicetree includes all of the peripherals that already have a > documented binding. > > Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx> (...) > + > + codec: audio-codec@2030000 { > + compatible = "simple-mfd", "syscon"; This alone is not correct. You must use device specific compatible. > + reg = <0x2030000 0x1000>; > + #address-cells = <1>; > + #size-cells = <1>; > + > + regulators@2030348 { > + compatible = "allwinner,sun20i-d1-analog-ldos"; > + reg = <0x2030348 0x4>; > + nvmem-cells = <&bg_trim>; > + nvmem-cell-names = "bg_trim"; > + > + reg_aldo: aldo { > + }; > + > + reg_hpldo: hpldo { > + }; > + }; > + }; Best regards, Krzysztof