Renesas Product Register Most Renesas ARM SoCs have a Product Register or Boundary Scan ID Register that allows to retrieve SoC product and revision information. If present, a device node for this register should be added. Required properties: - compatible: Must be one of: "renesas,prr" "renesas,bsid" - reg: Base address and length of the register block. Examples -------- prr: chipid@ff000044 { compatible = "renesas,prr"; reg = <0 0xff000044 0 4>; };