1. Qualcom IPQ4019 SoC uses QPIC NAND controller version 1.4.0
which uses BAM DMA Engine while IPQ806x uses EBI2 NAND
which uses ADM DMA Engine.
2. QPIC NAND will 3 BAM channels: command, data tx and data rx
while EBI2 NAND uses only single ADM channel.
3. CRCI is only required for ADM DMA and its not required for
BAM DMA.
Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Abhishek Sahu <absahu@codeaurora.org> Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>