[PATCH v2 2/2] mtd: core: Don't fail mtd_otp_nvmem_add() if OTP is unsupported

[Michael Walle]

On Wed Mar 13, 2024 at 6:34 PM CET, Aapo Vienamo wrote:
> Handle the case where -EOPNOTSUPP is returned from OTP driver.
>
> This addresses an issue that occurs with the Intel SPI flash controller,
> which has a limited supported opcode set. Whilst the OTP functionality
> is not available due to this restriction, other parts of the MTD
> functionality of the device are intact. This change allows the driver
> to gracefully handle the restriction by allowing the supported
> functionality to remain available instead of failing the probe
> altogether.
>
> Signed-off-by: Aapo Vienamo <aapo.vienamo at linux.intel.com>
> Reviewed-by: Mika Westerberg <mika.westerberg at linux.intel.com>

Reviewed-by: Michael Walle <mwalle at kernel.org>

-michael
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