Hi, On Thu 12 Sep 19, 10:19, Linus Walleij wrote: > On Tue, Sep 10, 2019 at 4:29 PM Paul Kocialkowski > <paul.kocialkowski@xxxxxxxxxxx> wrote: > > > The Xylon LogiCVC display controller exports some GPIOs, which are > > exposed as a dedicated driver. > > > > This introduces the associated device-tree bindings documentation. > > > > Signed-off-by: Paul Kocialkowski <paul.kocialkowski@xxxxxxxxxxx> > (...) > > +The controller exposes GPIOs from the display and power control registers, > > +which are mapped by the driver as follows: > > +- GPIO[4:0] (display control) mapped to index 0-4 > > +- EN_BLIGHT (power control) mapped to index 5 > > +- EN_VDD (power control) mapped to index 6 > > +- EN_VEE (power control) mapped to index 7 > > +- V_EN (power control) mapped to index 8 > > This should be reflected in the gpio-line-names in the example > and in your device trees. Thanks, I didn't know about it until now! Cheers, Paul -- Paul Kocialkowski, Bootlin Embedded Linux and kernel engineering https://bootlin.com
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