Hi all,

I'm using the Barebox bootloader on Beaglebone black and I have a script 
using the SPI interface (spi0: spi@48030000) to communicate with a hardware 
chip.

When executing the script I get the following output:

SPI error: full duplex unsupported   
wolfTPM2_Init failed 0xffffffea: Unknown
...

Does the Beaglebone Black not support full duplex SPI or do I need to 
configure something to enable full duplex?

Simple communication on MOSI works (sending 0x1 0x2 ...).

Thanks and kind regards,

Kai

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