[PATCH] mtd: rawnand: marvell: Enable NFC/DEVBUS arbiter

Miquel Raynal miquel.raynal at bootlin.com
Thu Nov 17 13:16:42 PST 2022

On Wed, 2022-11-09 at 23:13:25 UTC, Hamish Martin wrote:
> The CN9130 SoC (an ARMADA 8K type) has both a NAND Flash Controller and
> a generic local bus controller (Device Bus Controller) that share common
> pins.
> With a board design that incorporates both a NAND flash and uses
> the Device Bus (in our case for an SRAM) accessing the Device Bus device
> fails unless the NfArbiterEn bit is set. Setting the bit enables
> arbitration between the Device Bus and the NAND flash.
> Since there is no obvious downside in enabling this for designs that
> don't require arbitration, we always enable it.
> Signed-off-by: Hamish Martin <hamish.martin at alliedtelesis.co.nz>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.


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