Re: [PATCH 1/2] spi: renesas,rzv2m-csi: Add SPI Slave related properties

[Mark Brown]

On Wed, Sep 27, 2023 at 11:44:17AM +0200, Geert Uytterhoeven wrote:
> On Wed, Sep 27, 2023 at 11:21 AM Mark Brown <broonie@xxxxxxxxxx> wrote:

> > I see.  Is there any control over what the chip select is when there is
> > one, in which case we could just look to see if there's one specified?

> On RZ/V2M there isn't, as there is only a single hardware chip select.

> On MSIOF, there are 3 hardware chip selects, but apparently only the
> primary one can be used in target mode.

OK, it sounds like we do need a property then.  Like I say I'd rather
not have one that just works for _NO_CS in order to avoid confusion for
people writing SPI device drivers, either something in the generic
target binding or a device specific one.

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