Add document for ilitek 9341 binding to stm32f429-disco board some hardware resource can be found here, https://www.st.com/zh/evaluation-tools/32f429idiscovery.html
From: dillon min dillon.minfei@gmail.com
add ili9341 for stm32f429-disco board some hardware resources can be found here https://www.st.com/zh/evaluation-tools/32f429idiscovery.html
Signed-off-by: dillon min dillon.minfei@gmail.com --- .../bindings/display/panel/ilitek,ili9341.yaml | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml
diff --git a/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml b/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml new file mode 100644 index 0000000..5138f56 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/ilitek,ili9341.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ilitek-9341 Display Panel + +maintainers: + - Dillon Min dillon.minfei@gmail.com + +description: | + Ilitek ILI9341 TFT panel driver with SPI control bus + This is a driver for 320x240 TFT panels, accepting a rgb input + streams that get adapted and scaled to the panel. + VCOMH outputs. + +properties: + compatible: + items: + - const: ilitek,ili9341 + + reg: + maxItems: 1 + + data-mapping: + const: stm32f429-disco,ltdc-panel + + dc-gpios: true + + port: true + +additionalProperties: false + +required: + - compatible + - reg + - dc-gpios + +examples: + - | + panel: display@0 { + compatible = "stm32f429-disco,ltdc-panel", "ilitek,ili9341"; + reg = <0>; + spi-3wire; + spi-max-frequency = <10000000>; + dc-gpios = <&gpiod 13 0>; + port { + panel_in: endpoint { + remote-endpoint = <&display_out>; + }; + }; + }; +... +
On Wed, 6 May 2020 14:31:33 +0800, dillon.minfei@gmail.com wrote:
My bot found errors running 'make dt_binding_check' on your patch:
Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dts:21.13-23: Warning (reg_format): /example-0/display@0:reg: property has invalid length (4 bytes) (#address-cells == 1, #size-cells == 1) Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dt.yaml: Warning (pci_device_reg): Failed prerequisite 'reg_format' Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dt.yaml: Warning (pci_device_bus_num): Failed prerequisite 'reg_format' Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dt.yaml: Warning (simple_bus_reg): Failed prerequisite 'reg_format' Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dt.yaml: Warning (i2c_bus_reg): Failed prerequisite 'reg_format' Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dt.yaml: Warning (spi_bus_reg): Failed prerequisite 'reg_format' /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dt.yaml: display@0: 'spi-3wire', 'spi-max-frequency' do not match any of the regexes: 'pinctrl-[0-9]+' /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dt.yaml: display@0: compatible: Additional items are not allowed ('ilitek,ili9341' was unexpected) /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dt.yaml: display@0: compatible:0: 'ilitek,ili9341' was expected /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/display/panel/ilitek,ili9341.example.dt.yaml: display@0: compatible: ['stm32f429-disco,ltdc-panel', 'ilitek,ili9341'] is too long
See https://patchwork.ozlabs.org/patch/1284139
If you already ran 'make dt_binding_check' and didn't see the above error(s), then make sure dt-schema is up to date:
pip3 install git+https://github.com/devicetree-org/dt-schema.git@master --upgrade
Please check and re-submit.
dri-devel@lists.freedesktop.org
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dillon.minfei＠gmail.com -
Rob Herring