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increase number of pins for SPI interfaces

Posted: Wed Aug 05, 2020 2:58 am
by yawimiki
Hi Everyone,
I am using SAMA5D27 SOM. I need to increase the number of CS pins using SPI_MR register as describe in http://ww1.microchip.com/downloads/en/D ... 01476D.pdf . I need to know how to change the SPI drivers files in linux so that I can use NPCS0-NPCS3 pins.
Thank you,
Kind regards.