[PATCH v2 10/17] dt-bindings: spi: add bindings for microchip mpfs spi

Conor.Dooley at microchip.com Conor.Dooley at microchip.com
Fri Dec 17 03:40:29 PST 2021


On 17/12/2021 11:17, Mark Brown wrote:
 > EXTERNAL EMAIL: Do not click links or open attachments unless you 
know the content is safe
 > On Fri, Dec 17, 2021 at 09:33:18AM +0000, conor.dooley at microchip.com 
wrote:

 > > +  num-cs:
 > > +    description: |
 > > +      Number of chip selects used.
 > > +    $ref: /schemas/types.yaml#/definitions/uint32
 > > +    minimum: 1
 > > +    maximum: 8
 > > +    default: 8
 >
 > Why do you need this property in the DT - isn't the number of chip
 > selects in the IP a fixes property?
Nope! It's an IP that's intended for use in FPGAs so the number of 
selects may (and does) vary based on implementation.




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