On Tue, Jun 23, 2026 at 6:32 PM Dmitry Guzman
<[email protected]> wrote:

> In Nomadik I2c controller, register I2C_MCR has 11-bit wide LENGTH
> field. Its maximum value is 2047, so this is the maximum length of a
> single message. It is less than the common maximum I2C message length in
> I2C subsystem (8192), so define a quirk in order to report the
> unsupported message without any attempt to transfer it.
>
> Zero length reading doesn't work properly on this controller, so add
> `I2C_AQ_NO_ZERO_LEN_READ` quirk flag.
>
> Signed-off-by: Dmitry Guzman <[email protected]>

Excellent improvements, almost a Fixes: patch.
Reviewed-by: Linus Walleij <[email protected]>

Yours,
Linus Walleij

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