Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH v2] Documentation: gpio: guidelines for bindings | Date | Wed, 29 Oct 2014 09:36:11 +0100 |
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On Wednesday 29 October 2014 17:13:14 Alexandre Courbot wrote: > Now that ACPI supports named GPIO properties, either through ACPI 5.1 or > the per-driver ACPI GPIO mappings, we can be more narrow about the way > GPIOs should be specified in Device Tree bindings. > > This patch updates the GPIO DT bindings documentation to highlight the > following rules for new GPIO bindings: > > - All new bindings must have a meaningful name (e.g. the "gpios" > property must not be used) > - The only suffix allowed is "-gpios", no matter the number of > descriptors in the property > - GPIOs can only be grouped under the same property when they serve the > same purpose, a case that should remain exceptional (e.g. bit-banged > data lines). > > Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> > CC: Linus Walleij <linus.walleij@linaro.org> > CC: Arnd Bergmann <arnd@arndb.de> > CC: Rafael J. Wysocki <rjw@rjwysocki.net> > CC: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
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