Novatek NT36523 is a display driver IC that can drive DSI panel. It is also present in the csot and boe video mode panels. It is found in Xiaomi Mi Pad 5 series. Signed-off-by: Jianhua Lu <lujianhua000@xxxxxxxxx> --- .../display/panel/novatek,nt36523.yaml | 101 ++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml diff --git a/Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml b/Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml new file mode 100644 index 000000000000..a7098d0ce7e1 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml @@ -0,0 +1,101 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/panel/novatek,nt36523.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Novatek NT36523 based DSI display Panels + +maintainers: + - Jianhua Lu <lujianhua000@xxxxxxxxx> + +description: | + The nt36523 IC from Novatek is a generic DSI Panel IC used to drive dsi + panels. + Right now, only support cost and boe LCD display panels with the + resolution of 1600x2560. It is a video mode DSI panel. + +allOf: + - $ref: panel-common.yaml# + +properties: + compatible: + items: + - enum: + - xiaomi,elish-csot-nt36523 + - xiaomi,elish-boe-nt36523 + - const: novatek,nt36523 + description: This indicates the panel manufacturer of the panel that is + in turn using the NT36523 panel driver. This compatible string + determines how the NT36523 panel driver is configured for the indicated + panel. The novatek,nt36523 compatible shall always be provided as a fallback. + + reset-gpios: + maxItems: 1 + description: phandle of gpio for reset line - This should be 8mA, gpio + can be configured using mux, pinctrl, pinctrl-names (active high) + + vddio-supply: + description: regulator that supplies the I/O voltage + + vddpos-supply: + description: positive boost supply regulator + + vddneg-supply: + description: negative boost supply regulator + + reg: true + ports: true + backlight: true + +required: + - compatible + - reg + - vddio-supply + - vddpos-supply + - vddneg-supply + - reset-gpios + - ports + +unevaluatedProperties: false + +examples: + - |+ + #include <dt-bindings/gpio/gpio.h> + + dsi0 { + #address-cells = <1>; + #size-cells = <0>; + + panel@0 { + compatible = "xiaomi,elish-csot-nt36523", "novatek,nt36523"; + reg = <0>; + vddio-supply = <&vreg_l14a_1p88>; + vddpos-supply = <&lcd_vddpos_5p5>; + vddneg-supply = <&lcd_vddneg_5p5>; + + backlight = <&backlight>; + reset-gpios = <&tlmm 75 GPIO_ACTIVE_LOW>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + panel_in_0: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + + port@1{ + reg = <1>; + panel_in_1: endpoint { + remote-endpoint = <&dsi1_out>; + }; + }; + }; + }; + }; + +... -- 2.39.1
