Hi :
Under the Linux3.0.35 kernel version, how to increase the access frequencies of IMX6Q SPI's CS ? The attachment is the picture of SPI access frequencies when clock cycles is 20 MHZ. Red one is CS singal,the yellow one is SPI clock signal.
Ferdi
Best Regards!
Hi ferdi
one can try to enable dma:
https://community.freescale.com/thread/328465
https://lkml.org/lkml/2014/9/15/1075
Best regards
igor
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Dear igorpadykov:
The connection patch is based on the IMX51 platform, which is not compatible with the IMX6Q platform, Do not know if there is a Linux3.0.35 based IMX6Q patch platform? Thank you!
Best regards!
Ferdi