On Wed, Oct 09, 2013 at 04:01:05PM +0200, Linus Walleij wrote: > On Wed, Oct 9, 2013 at 3:28 PM, Christian Ruppert > <christian.ruppert@xxxxxxxxxx> wrote: > > On Wed, Oct 09, 2013 at 01:58:35PM +0200, Linus Walleij wrote: > >> On Tue, Oct 8, 2013 at 2:25 PM, Christian Ruppert > >> <christian.ruppert@xxxxxxxxxx> wrote: > >> > +In addition, named groups of pins can be mapped to pin groups of a given > >> > +pin controller using the gpio-ranges property as described below: > >> > + > >> > + gpio-range-list ::= <single-gpio-range> [gpio-range-list] > >> > + single-gpio-range ::= <numeric-gpio-range> | <named-gpio-range> > >> > + numeric-gpio-range ::= > >> > + <pinctrl-phandle> <gpio-base> <pinctrl-base> <count> > >> > + named-gpio-range ::= <pinctrl-phandle> <gpio-base> '<0 0>' > >> > + pinctrl-phanle : phandle to pin controller node. > >> > >> phanle really? > > > > Yes, this is actually identical to the numeric ranges. It specifies the > > pin controller which is "responsible" for the pins/pin group in > > question. > > I was more thinking about the speling, should it not be "phandle"? > > > The named pin groups actually are a physical property of the pin > > controller hardware (well, at least the pin groups are, the names are > > not ;). > > OK. > > It would be good if the names of the group could match, as close > as possible, the names given to the same identity in the data > sheet or similar documentation. This is the idea. In many cases, the names are more coherent over several product/package variants than the numbers and it is much easier to make names coherent with (at least our) hardware documentation than numbers. [An updated patch with all the other comments integrated will follow] -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
