[PATCH v2 2/2] nvme: apple: add t8132 (M4) ANS2 NVMe support

Sven Peter sven at kernel.org
Mon Sep 7 10:23:52 PDT 2026


On 9/6/26 22:15, Yureka Lilian wrote:
> Add support for ANS2 NVMe on the Apple t8132 (M4) SoC.
>
> This variant requires the IO queues to be registered using additional
> MMIO writes. The qsize of the create_{cq,sq} command is now ignored, and
> instead a write to mmio_nvme+0x1210 (which was previously known as
> APPLE_ANS_MAX_PEND_CMDS_CTRL) sets the IO queue sizes.
>
> Signed-off-by: Yureka Lilian <yureka at cyberchaos.dev>
> ---
Reviewed-by: Sven Peter <sven at kernel.org>


Best,

Sven



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