SPI interfaces not working on Aquila AM69?

[eric.tx]

hey Frank,

On spidev swapping, I found an ticket that explains this behavior exactly (and verified solution).

Spidev1.0 and spidev2.0 initialisations are swapped on some device starts

Verdin iMX8MP 2GB WB IT V1.1A Image: torizon-core-docker-verdin-imx8mp-Tezi_6.6.1+build.12 Custom carrier board; For our project we have two differen SPI busses, which are accessed via SPIDEV driver. Most of the time everything works as expected, expect with some minor (most likely unrelated) errors. But sometimes the hardware-pins associated with /dev/spidev1.0 and /dev/spidev2.0 are swapped. Which means after a restart, its possible that /dev/spidev1.0 is associated with ecspi2 and /dev/s…

Eric Singer
Toradex