[PATCH v3 3/6] powerpc/powernv: Detect supported IMC units and its events

Parse device tree to detect IMC units. Traverse through each IMC unit node to find supported events and corresponding unit/scale files (if any). Right now, only nest IMC units are supported. The nest IMC unit event node from device tree will contain the offset in the reserved memory region to get

[PATCH v3 3/6] powerpc/powernv: Detect supported IMC units and its events

Parse device tree to detect IMC units. Traverse through each IMC unit node to find supported events and corresponding unit/scale files (if any). Right now, only nest IMC units are supported. The nest IMC unit event node from device tree will contain the offset in the reserved memory region to get