[PATCH v4 1/2] dt-bindings: display: panel: Add Novatek NT36523 bindings

Jianhua Lu
2023-03-10T13:22:10Z

Novatek NT36523 is a display driver IC used to drive DSI panels.

Signed-off-by: Jianhua Lu <lujianhua000@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
No changes in v4

Changes in v3:
- pick up Krzysztof's R-b
- remove vddpos and vddneg supply

Changes in v2:
- Drop unnecessary description
- dsi0 -> dsi
- Correct indentation

.../display/panel/novatek,nt36523.yaml | 85 +++++++++++++++++++
1 file changed, 85 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..0039561ef04c
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/novatek,nt36523.yaml
@@ -0,0 +1,85 @@
+# 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@gmail.com>
+
+description: |
+ The Novatek NT36523 is a generic DSI Panel IC used to drive dsi
+ panels. Support video mode panels from China Star Optoelectronics
+ Technology (CSOT) and BOE Technology.
+
+allOf:
+ - $ref: panel-common.yaml#
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - xiaomi,elish-boe-nt36523
+ - xiaomi,elish-csot-nt36523
+ - const: novatek,nt36523
+
+ reset-gpios:
+ maxItems: 1
+ description: phandle of gpio for reset line - This should be 8mA
+
+ vddio-supply:
+ description: regulator that supplies the I/O voltage
+
+ reg: true
+ ports: true
+ backlight: true
+
+required:
+ - compatible
+ - reg
+ - vddio-supply
+ - reset-gpios
+ - ports
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ dsi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ panel@0 {
+ compatible = "xiaomi,elish-csot-nt36523", "novatek,nt36523";
+ reg = <0>;
+
+ vddio-supply = <&vreg_l14a_1p88>;
+ reset-gpios = <&tlmm 75 GPIO_ACTIVE_LOW>;
+ backlight = <&backlight>;
+
+ 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>;
+ };
+ };
+ };
+ };
+ };
+
+...
--
2.39.2