Re: mcp251xfd on RPi 5.4 downstream

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On 11/5/20 7:11 PM, Patrick Menschel wrote:
>>> Its just a bread board install and I had to reduce the Spi-Max-Frequency
>>> due to 10cm long cables. It least I believe it's the cable length.
>>
>> What happens if you don't reduce the SPI frequency?
> 
> CRC Errors above 16Mhz spi frequency.

Ok - Which SoC are you using? rpi4?

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
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