[PATCH 1/3] media: dt-bindings: Add description of OmniVision OG01A1B image sensor

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Add device tree bindings documentation for OmniVision OG01A1B image
sensor.

Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@xxxxxxxxxx>
---
 .../bindings/media/i2c/ovti,og01a1b.yaml      | 108 ++++++++++++++++++
 MAINTAINERS                                   |   1 +
 2 files changed, 109 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/i2c/ovti,og01a1b.yaml

diff --git a/Documentation/devicetree/bindings/media/i2c/ovti,og01a1b.yaml b/Documentation/devicetree/bindings/media/i2c/ovti,og01a1b.yaml
new file mode 100644
index 000000000000..5f4c9c4c1ee5
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/i2c/ovti,og01a1b.yaml
@@ -0,0 +1,108 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (c) 2023-2024 Linaro Ltd.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/i2c/ovti,og01a1b.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: OmniVision OG01A1B Image Sensor
+
+maintainers:
+  - Vladimir Zapolskiy <vladimir.zapolskiy@xxxxxxxxxx>
+
+description: |-
+  The OmniVision OG01A1B is black and white CMOS 1.3 Megapixel (1280x1024)
+  image sensor controlled over an I2C-compatible SCCB bus.
+  The sensor transmits images on a MIPI CSI-2 output interface with one or
+  two data lanes.
+
+allOf:
+  - $ref: /schemas/media/video-interface-devices.yaml#
+
+properties:
+  compatible:
+    const: ovti,og01a1b
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    description: External clock connected to the sensor system clock.
+    maxItems: 1
+
+  clock-frequency:
+    description: Frequency of the external clock to the sensor in Hz.
+
+  reset-gpios:
+    description: Active low signal GPIO to control sensor.
+    maxItems: 1
+
+  strobe-gpios:
+    description: GPIO connected to the sensor strobe pad.
+    maxItems: 1
+
+  avdd-supply:
+    description: Analogue circuit voltage supply.
+
+  dovdd-supply:
+    description: I/O circuit voltage supply.
+
+  dvdd-supply:
+    description: Digital circuit voltage supply.
+
+  port:
+    $ref: /schemas/graph.yaml#/$defs/port-base
+    additionalProperties: false
+    description:
+      Output port node, single endpoint describing the CSI-2 transmitter.
+
+    properties:
+      endpoint:
+        $ref: /schemas/media/video-interfaces.yaml#
+        unevaluatedProperties: false
+
+        properties:
+          data-lanes:
+            minItems: 1
+            maxItems: 2
+
+          link-frequencies: true
+
+        required:
+          - data-lanes
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - port
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        sensor@60 {
+            compatible = "ovti,og01a1b";
+            reg = <0x60>;
+            clocks = <&clk 0>;
+            reset-gpios = <&gpio 117 GPIO_ACTIVE_LOW>;
+            avdd-supply = <&vreg_3v3>;
+            dovdd-supply = <&vreg_1p8>;
+            dvdd-supply = <&vreg_1p2>;
+
+            port {
+                og01a1b_ep: endpoint {
+                    remote-endpoint = <&csiphy_ep>;
+                    data-lanes = <1 2>;
+                    link-frequencies = /bits/ 64 <500000000>;
+                };
+            };
+        };
+    };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index d6c90161c7bf..eff16776a287 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -16509,6 +16509,7 @@ OMNIVISION OG01A1B SENSOR DRIVER
 M:	Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
 L:	linux-media@xxxxxxxxxxxxxxx
 S:	Maintained
+F:	Documentation/devicetree/bindings/media/i2c/og01a1b.yaml
 F:	drivers/media/i2c/og01a1b.c
 
 OMNIVISION OV01A10 SENSOR DRIVER
-- 
2.45.2





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