Re: [PATCH v2 2/3] mtd: rawnand: cadence: use dma_map_resource for sdma address

Hello,

On 16/01/2025 at 11:21:53 +08, niravkumar.l.rabara@intel.com wrote:

From: Niravkumar L Rabara niravkumar.l.rabara@intel.com

Map the slave DMA I/O address using dma_map_resource. When ARM SMMU is enabled, using a direct physical address of SDMA results in DMA transaction failure.

It is in general a better practice anyway. Drivers should be portable and always remap resources.

Fixes: ec4ba01e894d ("mtd: rawnand: Add new Cadence NAND driver to MTD subsystem") Cc: stable@vger.kernel.org Signed-off-by: Niravkumar L Rabara niravkumar.l.rabara@intel.com

Thanks, Miquèl