On Fri, Jan 8, 2021 at 5:03 PM Andy Shevchenko <andy.shevchenko@xxxxxxxxx> wrote: > > 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:: > > -- Applied as 5.12 material, thanks!
