spi-fsl-lpspi: No effective_speed_hz support yet

Stefan Wahren wahrenst at gmx.net
Wed Jul 31 09:25:27 PDT 2024


Hi Marc,

Am 31.07.24 um 08:11 schrieb Marc Kleine-Budde:
> On 30.07.2024 19:47:17, Stefan Wahren wrote:
>> I want to use a Vertexcom MSE1021 SPI device with the i.MX93. This chip
>> is a little bit special, because it must be operated within the range of
>> 6 and 7 MHz. That's why the mse102x driver provides debugfs output of
>> effective_speed_hz. But I noticed that the spi-fsl-lpspi driver doesn't
>> support the calculation of this, that's why effective_speed_hz is always 0.
>>
>> Are there plans to implement this?
> At least from my side not. At least for the spi-imx the change was not
> that complicated: bf253e6bf6b8 ("spi: spi-imx: spi_imx_transfer(): add
> support for effective_speed_hz").
okay, i will send it beside some bugfixes for the spi-fsl-lpspi. But i
cannot promise when this will be :-(

Regards
>
> regards,
> Marc
>




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