On Tue, Dec 13, 2022 at 07:46:32AM -0600, Rob Herring wrote: > > On Tue, 13 Dec 2022 09:10:34 +0100, Christophe Branchereau wrote: > > Add binding for the AUO A030JTN01 panel, which is a 320x480 3.0" 4:3 > > 24-bit TFT LCD panel with non-square pixels and a delta-RGB 8-bit > > interface. > > > > Signed-off-by: Christophe Branchereau <[email protected]> > > Signed-off-by: Paul Cercueil <[email protected]> > > --- > > .../bindings/display/panel/auo,a030jtn01.yaml | 57 +++++++++++++++++++ > > 1 file changed, 57 insertions(+) > > create mode 100644 > > Documentation/devicetree/bindings/display/panel/auo,a030jtn01.yaml > > > > My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check' > on your patch (DT_CHECKER_FLAGS is new in v5.13): > > yamllint warnings/errors: > > dtschema/dtc warnings/errors: > Documentation/devicetree/bindings/display/panel/auo,a030jtn01.example.dts:22.11-21: > Warning (reg_format): /example-0/panel@0:reg: property has invalid length (4 > bytes) (#address-cells == 1, #size-cells == 1) > Documentation/devicetree/bindings/display/panel/auo,a030jtn01.example.dtb: > Warning (pci_device_reg): Failed prerequisite 'reg_format' > Documentation/devicetree/bindings/display/panel/auo,a030jtn01.example.dtb: > Warning (pci_device_bus_num): Failed prerequisite 'reg_format' > Documentation/devicetree/bindings/display/panel/auo,a030jtn01.example.dtb: > Warning (simple_bus_reg): Failed prerequisite 'reg_format' > Documentation/devicetree/bindings/display/panel/auo,a030jtn01.example.dtb: > Warning (i2c_bus_reg): Failed prerequisite 'reg_format' > Documentation/devicetree/bindings/display/panel/auo,a030jtn01.example.dtb: > Warning (spi_bus_reg): Failed prerequisite 'reg_format' > /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/display/panel/auo,a030jtn01.example.dtb: > panel@0: Unevaluated properties are not allowed ('spi-max-frequency' was > unexpected) > From schema: > /builds/robherring/dt-review-ci/linux/Documentation/devicetree/bindings/display/panel/auo,a030jtn01.yaml
You need a minimal spi bus node in your example.
