Hello Stefan > > The reason for the fault you've observed is that you access a 16-bit > register of the device with a 4-byte access. Please, assure that you > enter those 16-bit registers with 2-byte accesses. > When accessing the second I2C controller in bootstrap accordingly, the > cpu halts indeed because the clocks for the controller are off. > When using the imx8mq_platform_drv with the following device > configuration:
Thank you, the problem was, that I used 32 bit reads/writes, as soon as I changed this, I was able to initialize the bus. Best regards, Pirmin
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