CS pin status in spi-imx.c

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CS pin status in spi-imx.c

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stevegabriel123
Contributor I

I am using i.MX 6 processor.  Where can i read ecspi4 SS0  pin status in SPI-imx.c file.(value read)

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igorpadykov
NXP Employee
NXP Employee

Hi steve

I am afraid driver does not have such functionality, in general one can try to

use register GPIOx_PSR associated with that pad and sion bit described in

sect.36.3.2 SW Loopback through SION bit 

i.MX 6Dual/6Quad Applications Processor Reference Manual

Best regards
igor
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