On Wed, Oct 24, 2018 at 11:43:11AM -0700, Eric Anholt wrote: > This adds a new binding for Himax HX8357D display panels. It includes > a compatible string for one display (more can be added in the future). > > The YX350HV15 panel[1] is found in the Adafruit PiTFT 3.5" Touch > Screen for Raspberry Pi. > > [1] https://learn.adafruit.com/adafruit-pitft-3-dot-5-touch-screen-for-raspberry-pi/downloads > > This binding is closely modeled after the ili9341 binding, for a > similar product from adafruit. The primary difference is that the > hx8367d doesn't have a reset line that I can find in the schematics. > > Signed-off-by: Eric Anholt <eric@xxxxxxxxxx> > --- > .../bindings/display/himax,hx8357d.txt | 25 +++++++++++++++++++ > 1 file changed, 25 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/himax,hx8357d.txt > > diff --git a/Documentation/devicetree/bindings/display/himax,hx8357d.txt b/Documentation/devicetree/bindings/display/himax,hx8357d.txt > new file mode 100644 > index 000000000000..48586e570be0 > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/himax,hx8357d.txt > @@ -0,0 +1,25 @@ > +Himax HX8357D display panels > + > +This binding is for display panels using a Himax HX8357D controller in SPI > +mode, such as the Adafruit 3.5" TFT for Raspberry Pi. > + > +Required properties: > +- compatible: "adafruit,yx350hv15", "himax,hx8357d" > +- dc-gpios: D/C pin You forgot reg. Otherwise, Reviewed-by: Rob Herring <robh@xxxxxxxxxx> > + > +The node for this driver must be a child node of a SPI controller, hence > +all mandatory properties described in ../spi/spi-bus.txt must be specified. > + > +Optional properties: > +- rotation: panel rotation in degrees counter clockwise (0,90,180,270) > +- backlight: phandle of the backlight device attached to the panel > + > +Example: > + display@0{ > + compatible = "adafruit,yx350hv15", "himax,hx8357d"; > + reg = <0>; > + spi-max-frequency = <32000000>; > + dc-gpios = <&gpio0 25 GPIO_ACTIVE_HIGH>; > + rotation = <90>; > + backlight = <&backlight>; > + }; > -- > 2.19.1 > > _______________________________________________ > dri-devel mailing list > dri-devel@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/dri-devel
