Messages in this thread Patch in this message | | | From | Grant Likely <> | Subject | Re: [RFC v3 PATCH 1/5] of: Add standard property for poweroff capability | Date | Wed, 15 Oct 2014 14:41:42 +0200 |
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On Tue, 14 Oct 2014 06:31:09 +0000 , Romain Perier <romain.perier@gmail.com> wrote: > Several drivers create their own devicetree property when they register > poweroff capabilities. This is for example the case for mfd, regulator > or power drivers which define "vendor,system-power-controller" property. > This patch adds support for a standard property "poweroff-source" > which marks the device as able to shutdown the system. > > Signed-off-by: Romain Perier <romain.perier@gmail.com>
Acked-by: Grant Likely <grant.likely@linaro.org>
And same for the documentation patches.
g.
> --- > include/linux/of.h | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/include/linux/of.h b/include/linux/of.h > index 6545e7a..27b3ba1 100644 > --- a/include/linux/of.h > +++ b/include/linux/of.h > @@ -866,4 +866,15 @@ static inline int of_changeset_update_property(struct of_changeset *ocs, > /* CONFIG_OF_RESOLVE api */ > extern int of_resolve_phandles(struct device_node *tree); > > +/** > + * of_system_has_poweroff_source - Tells if poweroff-source is found for device_node > + * @np: Pointer to the given device_node > + * > + * return true if present false otherwise > + */ > +static inline bool of_system_has_poweroff_source(const struct device_node *np) > +{ > + return of_property_read_bool(np, "poweroff-source"); > +} > + > #endif /* _LINUX_OF_H */ > -- > 1.9.1 >
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