[PATCH 1/3] dt-bindings: display: add Chipwealth CH1115 OLED controller

Chipwealth CH1115 is a controller for monochrome dot matrix OLED panels.

Signed-off-by: Nicolás Antinori <[email protected]>
---
 .../bindings/display/chipwealth,ch1115.yaml   | 73 +++++++++++++++++++
 .../devicetree/bindings/vendor-prefixes.yaml  |  2 +
 2 files changed, 75 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/chipwealth,ch1115.yaml

diff --git a/Documentation/devicetree/bindings/display/chipwealth,ch1115.yaml b/Documentation/devicetree/bindings/display/chipwealth,ch1115.yaml
new file mode 100644
index 000000000000..29d55da85d21
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/chipwealth,ch1115.yaml
@@ -0,0 +1,73 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/chipwealth,ch1115.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Chipwealth CH1115 Display Controller
+
+maintainers:
+  - Nicolás Antinori <[email protected]>
+
+description:
+  Chipwealth CH1115 is a controller for monochrome dot matrix OLED
+  panels.
+
+  https://datasheet4u.com/download/1576606/CH1115.html
+
+allOf:
+  - $ref: panel/panel-common.yaml#
+
+properties:
+  compatible:
+    const: chipwealth,ch1115
+
+  reg:
+    maxItems: 1
+
+  invert:
+    type: boolean
+    description:
+      Display pixels are inverted, i.e. 0 is white and 1 is black.
+
+  width-mm: true
+  height-mm: true
+  panel-timing: true
+
+required:
+  - compatible
+  - reg
+  - width-mm
+  - height-mm
+  - panel-timing
+  - first-page
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+      #address-cells = <1>;
+      #size-cells = <0>;
+      status = "okay";
+
+      display@3c {
+        compatible = "chipwealth,ch1115";
+        reg = <0x3c>;
+        width-mm = <12>;
+        height-mm = <8>;
+        contrast = <127>;
+        first-page = <1>;
+        panel-timing {
+          clock-frequency = <0>;
+          hactive = <88>;
+          vactive = <48>;
+          hfront-porch = <0>;
+          hback-porch = <0>;
+          hsync-len = <0>;
+          vsync-len = <0>;
+          vfront-porch = <0>;
+          vback-porch = <0>;
+        };
+      };
+    };
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index d2ba67c4c8e0..1d158ac83ce9 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -325,6 +325,8 @@ patternProperties:
     description: ChipOne
   "^chipspark,.*":
     description: ChipSPARK
+  "^chipwealth,.*":
+    description: Chip Wealth Technology, Ltd.
   "^chongzhou,.*":
     description: Shenzhen Chongzhou Electronic Technology Co., Ltd
   "^chrontel,.*":
--
2.47.3