&soc { qcom,ion { compatible = "qcom,msm-ion"; #address-cells = <1>; #size-cells = <0>; qcom,ion-heap@25 { reg = <25>; qcom,ion-heap-type = "SYSTEM"; }; qcom,ion-heap@8 { /* CP_MM HEAP */ reg = <8>; memory-region = <&secure_mem>; qcom,ion-heap-type = "SECURE_DMA"; }; qcom,ion-heap@27 { /* QSEECOM HEAP */ reg = <27>; memory-region = <&qseecom_mem>; qcom,ion-heap-type = "DMA"; }; qcom,ion-heap@19 { /* QSEECOM TA HEAP */ reg = <19>; memory-region = <&qseecom_ta_mem>; qcom,ion-heap-type = "DMA"; }; }; };