What:		/sys/bus/spi/devices/.../bmc_version
Date:		June 2020
KernelVersion:	5.10
Contact:	Xu Yilun <yilun.xu@intel.com>
Description:	Read only. Returns the hardware build version of Intel
		MAX10 BMC chip.
		Format: "0x%x".

What:		/sys/bus/spi/devices/.../bmcfw_version
Date:		June 2020
KernelVersion:	5.10
Contact:	Xu Yilun <yilun.xu@intel.com>
Description:	Read only. Returns the firmware version of Intel MAX10
		BMC chip.
		Format: "0x%x".