This binding is for the tft displays based on ilitek,ili9486. ozzmaker,piscreen and waveshare,rpi-lcd-35 are such displays
Signed-off-by: Kamlesh Gurudasani kamlesh.gurudasani@gmail.com ---
v2 changes: * Changing file from txt to yaml format * removed ilitek,ili9486 from compatible string
v3 changes: * no changes
v4 changes: * no changes --- .../bindings/display/ilitek,ili9486.yaml | 79 ++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/ilitek,ili9486.yaml
diff --git a/Documentation/devicetree/bindings/display/ilitek,ili9486.yaml b/Documentation/devicetree/bindings/display/ilitek,ili9486.yaml new file mode 100644 index 0000000..dd306c88 --- /dev/null +++ b/Documentation/devicetree/bindings/display/ilitek,ili9486.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/ilitek,ili9486.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ilitek ILI9486 display panels device tree bindings + +maintainers: + - Kamlesh Gurudasani kamlesh.gurudasani@gmail.com + +description: + This binding is for display panels using an Ilitek ILI9486 controller in SPI + mode. + +allOf: + - $ref: panel/panel-common.yaml# + +properties: + compatible: + oneOf: + - description: + Waveshare 3.5" 320x480 Color TFT LCD + items: + - enum: + - waveshare,rpi-lcd-35 + - const: ilitek,ili9486 + - description: + Ozzmaker 3.5" 320x480 Color TFT LCD + items: + - enum: + - ozzmaker,piscreen + - const: ilitek,ili9486 + + spi-max-frequency: + maximum: 32000000 + + dc-gpios: + maxItems: 1 + description: Display data/command selection (D/CX) + + backlight: true + reg: true + reset-gpios: true + rotation: true + +required: + - compatible + - reg + - dc-gpios + - reset-gpios + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + + backlight: backlight { + compatible = "gpio-backlight"; + gpios = <&gpio 22 GPIO_ACTIVE_HIGH>; + }; + spi { + #address-cells = <1>; + #size-cells = <0>; + + + display@0{ + compatible = "waveshare,rpi-lcd-35"; + reg = <0>; + spi-max-frequency = <32000000>; + dc-gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio0 25 GPIO_ACTIVE_HIGH>; + rotation = <180>; + backlight = <&backlight>; + }; + }; + +...