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This is used to >implement a UCLASS_POWER_DOMAIN driver. > >[1]: https://github.com/riscv-non-isa/riscv-rpmi (chapter 4.9) > >Signed-off-by: Charles Perry >--- ... >+}; >+ >+static const struct udevice_id rpmi_pd_ids[] = { >+ { .compatible = "riscv,rpmi-device-power" }, Not find this binding in Linux kernel or dt-schema. Regards Peng.