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AM62P-Q1: how to create dma node in /dev/dma/heap

z lin
Prodigy 80 points

Part Number: AM62P-Q1
Other Parts Discussed in Thread: AM62P

Tool/software:

our soc application need to open "/dev/dma_heap/carveout_edgeai_shared-memories", but in the development board, there is just 'linux,cma' and 'system' node in /dev/dma_heap

we add this command to "k3-am62p5-sk.dts", but cannot create the dma node.