On Fri, Jan 8, 2021 at 5:28 PM Flavio Suligoi <f.suli...@asem.it> 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.shevche...@gmail.com> > Signed-off-by: Flavio Suligoi <f.suli...@asem.it> > --- > 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
