board:sambaSD
system:linux 3.0.35
I want to test my spi interface and ensure my spi interface can send and receive data. Can you tell me how to test this?
Solved! Go to Solution.
please read Chapter 21
Enhanced Configurable SPI (ECSPI)
i.MX 6Dual/6Quad Applications Processor Reference Manual.
Yes one can connect MISO to MOSI.
~igor
dear sir:
whether I need to connect MISO to MOSI for test?
thanks
dear sir:
I don't know how to set loopback, can you guide me or give me some documents?
thanks
please read Chapter 21
Enhanced Configurable SPI (ECSPI)
i.MX 6Dual/6Quad Applications Processor Reference Manual.
Yes one can connect MISO to MOSI.
~igor
hi sir:
thanks for your help.
can you tell me how to connect hardware?
Hi mingming
I think you can set loopback mode:
ECSPIx_TESTREG bit LBC
~igor
Hi mingming
one can look at imx-test-x.x.x package (included in ltib), attached
Best regards
igor
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