Re: [PATCH v5 6/8] Documentation: bindings: add compatible specific to legacy SCPI protocol

From: Rob Herring
Date: Wed Nov 09 2016 - 20:22:57 EST


On Wed, Nov 02, 2016 at 10:52:09PM -0600, Sudeep Holla wrote:
> This patch adds specific compatible to support legacy SCPI protocol.
>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>
> Signed-off-by: Sudeep Holla <sudeep.holla@xxxxxxx>
> ---
> Documentation/devicetree/bindings/arm/arm,scpi.txt | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/arm/arm,scpi.txt b/Documentation/devicetree/bindings/arm/arm,scpi.txt
> index d1882c4540d0..ebd03fc93135 100644
> --- a/Documentation/devicetree/bindings/arm/arm,scpi.txt
> +++ b/Documentation/devicetree/bindings/arm/arm,scpi.txt
> @@ -7,7 +7,9 @@ by Linux to initiate various system control and power operations.
>
> Required properties:
>
> -- compatible : should be "arm,scpi"
> +- compatible : should be
> + * "arm,scpi" : For implementations complying to SCPI v1.0 or above
> + * "arm,legacy-scpi" : For implementations complying pre SCPI v1.0

I'd prefer that we explicitly enumerate the old versions. Are there
many?

Rob