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The platform information devicetree provides details about the platform information version, platform type, major hardware version, minor hardware version, subtype and OEM-ID. You can use the platform information from the devicetree if the CDT binary file isn’t programmed on the hardware. The file path on the Linux device is boot_images/boot/Settings/Soc/<chipset>/Core/SocInfra/PlatformInfo/PlatformInfo.dtsi
  • PlatformInfo version - Specifies the PlatformInfo version of the driver. The supported version numbers are 0x3 and 0x5.
  • Platform type - Specifies the type of platform, which is IOT.
  • Major hardware version - Specifies the major version information of the platform.
  • Minor hardware version - Specifies the minor version information of the platform.
  • Subtype - Specifies the subtype for the platform type.
  • OEM variant ID - Specifies the user defined ID. It’s reserved for OEMs and unused by Qualcomm.
    • 0x00 - Qualcomm reference platform
    • 0x01-0xFF - OEM variant
  • Number of key-value pair (KVP) - Specifies the dependent key values associated with platform type.
OEM variant ID is supported from PlatformInfo version 5.