[PATCH v4 1/3] dt-bindings: media: i2c: Add OV8865 bindings documentation

From: Paul Kocialkowski
Date: Thu Dec 31 2020 - 09:28:18 EST


This introduces YAML bindings documentation for the OV8865
image sensor.

Co-developed-by: Kévin L'hôpital <kevin.lhopital@xxxxxxxxxxx>
Signed-off-by: Kévin L'hôpital <kevin.lhopital@xxxxxxxxxxx>
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@xxxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
---
.../bindings/media/i2c/ovti,ov8865.yaml | 124 ++++++++++++++++++
1 file changed, 124 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/i2c/ovti,ov8865.yaml

diff --git a/Documentation/devicetree/bindings/media/i2c/ovti,ov8865.yaml b/Documentation/devicetree/bindings/media/i2c/ovti,ov8865.yaml
new file mode 100644
index 000000000000..c0ba28aa30c4
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov8865.yaml
@@ -0,0 +1,124 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/i2c/ovti,ov8865.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: OmniVision OV8865 Image Sensor Device Tree Bindings
+
+maintainers:
+ - Paul Kocialkowski <paul.kocialkowski@xxxxxxxxxxx>
+
+properties:
+ compatible:
+ const: ovti,ov8865
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: EXTCLK Clock
+
+ assigned-clocks:
+ maxItems: 1
+
+ assigned-clock-rates:
+ maxItems: 1
+
+ dvdd-supply:
+ description: Digital Domain Power Supply
+
+ avdd-supply:
+ description: Analog Domain Power Supply
+
+ dovdd-supply:
+ description: I/O Domain Power Supply
+
+ powerdown-gpios:
+ maxItems: 1
+ description: Power Down Pin GPIO Control (active low)
+
+ reset-gpios:
+ maxItems: 1
+ description: Reset Pin GPIO Control (active low)
+
+ port:
+ type: object
+ description: MIPI CSI-2 transmitter port
+
+ properties:
+ endpoint:
+ type: object
+
+ properties:
+ remote-endpoint: true
+
+ link-frequencies:
+ $ref: /schemas/types.yaml#/definitions/uint64-array
+ description: Allowed MIPI CSI-2 link frequencies
+
+ data-lanes:
+ minItems: 1
+ maxItems: 4
+
+ required:
+ - data-lanes
+ - link-frequencies
+ - remote-endpoint
+
+ required:
+ - endpoint
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - assigned-clocks
+ - assigned-clock-rates
+ - dvdd-supply
+ - avdd-supply
+ - dovdd-supply
+ - port
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/sun8i-a83t-ccu.h>
+ #include <dt-bindings/gpio/gpio.h>
+
+ i2c2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ov8865: camera@36 {
+ compatible = "ovti,ov8865";
+ reg = <0x36>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&csi_mclk_pin>;
+
+ clocks = <&ccu CLK_CSI_MCLK>;
+ assigned-clocks = <&ccu CLK_CSI_MCLK>;
+ assigned-clock-rates = <24000000>;
+
+ avdd-supply = <&reg_ov8865_avdd>;
+ dovdd-supply = <&reg_ov8865_dovdd>;
+ dvdd-supply = <&reg_ov8865_dvdd>;
+
+ powerdown-gpios = <&pio 4 17 GPIO_ACTIVE_LOW>; /* PE17 */
+ reset-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>; /* PE16 */
+
+ port {
+ ov8865_out_mipi_csi2: endpoint {
+ data-lanes = <1 2 3 4>;
+ link-frequencies = /bits/ 64 <360000000>;
+
+ remote-endpoint = <&mipi_csi2_in_ov8865>;
+ };
+ };
+ };
+ };
+
+...
--
2.29.2