Re: [PATCH v1] Documentation: ACPI: add new rule for gpio-line-names

[Andy Shevchenko]

On Fri, Jan 8, 2021 at 5:28 PM Flavio Suligoi <f.suligoi@xxxxxxx> wrote:
>
> The gpio-line-names lists must respect some rules.
>
> This patch adds a new rule in documentation, to avoid
> the use of duplicate names in the same gpiochip.

Thanks!
Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>

> Signed-off-by: Flavio Suligoi <f.suligoi@xxxxxxx>
> ---
>  Documentation/firmware-guide/acpi/gpio-properties.rst | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/Documentation/firmware-guide/acpi/gpio-properties.rst b/Documentation/firmware-guide/acpi/gpio-properties.rst
> index b36aa3e743d8..4e264c16ddff 100644
> --- a/Documentation/firmware-guide/acpi/gpio-properties.rst
> +++ b/Documentation/firmware-guide/acpi/gpio-properties.rst
> @@ -146,6 +146,7 @@ following rules (see also the examples):
>      other words, it is not mandatory to fill all the GPIO lines
>    - empty names are allowed (two quotation marks ``""`` correspond to an empty
>      name)
> +  - names inside one GPIO controller/expander must be unique
>
>  Example of a GPIO controller of 16 lines, with an incomplete list with two
>  empty names::
> --
> 2.25.1
>


-- 
With Best Regards,
Andy Shevchenko