DMA for Nor Flash interfaced with IFC on LS1021A

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DMA for Nor Flash interfaced with IFC on LS1021A

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Contributor I

When I pass a Flash region address to SEC module to calculate MD5,  it generates some error. The report says "Enter report_deco_status 40000416: DECO: desc idx 4: DMA Error". How to support DMA access to IFC? or it just cannot.

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