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

[Mark Brown]

On Tue, Sep 26, 2023 at 10:08:17PM +0100, Fabrizio Castro wrote:
> The CSI IP found inside the Renesas RZ/V2M SoC can also work
> in SPI slave mode.
> When working in slave mode, the IP can make use of the SS
> (Slave Select) pin, with "low" as default active level.
> The active level of SS can be changed to "high" upon configuration.
> This patch adds two new properties, one to make use of the
> SS pin when in slave mode, and one to make the SS pin active high.

Please avoid the use of outdated terminology like this, prefer "device
mode" or similar.

> +  renesas,csi-ss:
> +    type: boolean
> +    description:
> +      Use CSI Slave Selection (SS) pin to enable transmission and reception when
> +      in slave mode.

When would this ever not be true when in device mode?

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