Re: [PATCH v2 4/4] dt-bindings/watchdog: Add access_cs0 option for alt-boot

[Andrew Jeffery]

On Mon, 26 Aug 2019, at 20:17, Ivan Mikhaylov wrote:
> The option for the ast2400/2500 to get access to CS0 at runtime.
> 
> Signed-off-by: Ivan Mikhaylov <i.mikhaylov at yadro.com>
> ---
>  Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt 
> b/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt
> index c5077a1f5cb3..023a9b578df6 100644
> --- a/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt
> +++ b/Documentation/devicetree/bindings/watchdog/aspeed-wdt.txt
> @@ -34,6 +34,13 @@ Optional properties:
>                  engine is responsible for this.
>  
>   - aspeed,alt-boot:    If property is present then boot from alternate 
> block.
> +                       At alternate side 'access_cs0' sysfs file 
> provides:

Why are we talking about sysfs in the devicetree binding? This patch
doesn't seem right to me.

Also if we're not supporting the aspeed,alt-boot property we should
probably document it as deprecated rather than making it disappear,
unless you're going to fix the systems that are using it.

Andrew