[v4,7/8] media: dt-bindings: Add mlx7502x camera sensor

Commit Message

Volodymyr Kharuk Dec. 2, 2022, 4:07 p.m. UTC

Add device tree binding of the mlx7502x and update MAINTAINERS

Signed-off-by: Volodymyr Kharuk <[e-mail]>
Reviewed-by: Krzysztof Kozlowski <[e-mail]>
---
 .../bindings/media/i2c/melexis,mlx7502x.yaml  | 126 ++++++++++++++++++
 MAINTAINERS                                   |   1 +
 2 files changed, 127 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/i2c/melexis,mlx7502x.yaml

Patch

diff --git a/Documentation/devicetree/bindings/media/i2c/melexis,mlx7502x.yaml b/Documentation/devicetree/bindings/media/i2c/melexis,mlx7502x.yaml
new file mode 100644
index 000000000000..7b86b6c5b151
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/i2c/melexis,mlx7502x.yaml
@@ -0,0 +1,126 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/i2c/melexis,mlx7502x.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Melexis ToF 7502x MIPI CSI-2 Sensor
+
+maintainers:
+  - Volodymyr Kharuk <[e-mail]>
+
+description: |-
+  Melexis ToF 7502x sensors has a CSI-2 output. It supports 2 and 4 lanes,
+  and mipi speeds are 300, 600, 704, 800, 904, 960Mbs. Supported format is RAW12.
+  Sensor 75026 is QVGA, while 75027 is VGA sensor.
+
+properties:
+  compatible:
+    enum:
+      - melexis,mlx75026
+      - melexis,mlx75027
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    description: Clock frequency 8MHz
+    maxItems: 1
+
+  vdda-supply:
+    description:
+      Analog power supply(2.7V).
+
+  vddif-supply:
+    description:
+      Interface power supply(1.8V).
+
+  vddd-supply:
+    description:
+      Digital power supply(1.2V).
+
+  vdmix-supply:
+    description:
+      Mixed driver power supply(1.2V).
+
+  reset-gpios:
+    maxItems: 1
+    description: Reset Sensor GPIO Control (active low)
+
+  port:
+    description: MIPI CSI-2 transmitter port
+    $ref: /schemas/graph.yaml#/$defs/port-base
+
+    properties:
+      endpoint:
+        $ref: /schemas/media/video-interfaces.yaml#
+        unevaluatedProperties: false
+
+        properties:
+          data-lanes:
+            oneOf:
+              - items:
+                  - const: 1
+                  - const: 2
+              - items:
+                  - const: 1
+                  - const: 2
+                  - const: 3
+                  - const: 4
+
+        required:
+          - data-lanes
+          - link-frequencies
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - port
+  - vdda-supply
+  - vddif-supply
+  - vddd-supply
+  - vdmix-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        mlx7502x: camera@57 {
+            compatible = "melexis,mlx75027";
+            reg = <0x57>;
+            clocks = <&mlx7502x_clk>;
+
+            assigned-clocks = <&mlx7502x_clk>;
+            assigned-clock-parents = <&mlx7502x_clk_parent>;
+            assigned-clock-rates = <8000000>;
+
+            vdda-supply = <&reg_2v7>;
+            vddif-supply = <&reg_1v8>;
+            vddd-supply = <&reg_1v2>;
+            vdmix-supply = <&reg_1v2>;
+
+            reset-gpios = <&gpio_exp 6 GPIO_ACTIVE_HIGH>;
+
+            port {
+                mlx7502x_out_mipi_csi2: endpoint {
+                    remote-endpoint = <&mipi_csi2_from_mlx7502x>;
+                    data-lanes = <1 2 3 4>;
+                    link-frequencies = /bits/ 64 < 960000000
+                                                   904000000
+                                                   800000000
+                                                   704000000
+                                                   600000000
+                                                   300000000 >;
+                };
+            };
+        };
+    };
+
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 32e49523e9c0..81ff27741d40 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -13116,6 +13116,7 @@  M:	Volodymyr Kharuk <[e-mail]>
 L:	[e-mail]
 S:	Supported
 W:	http://www.melexis.com
+F:	Documentation/devicetree/bindings/media/i2c/melexis,mlx7502x.yaml
 F:	Documentation/userspace-api/media/drivers/mlx7502x.rst
 F:	Documentation/userspace-api/media/v4l/ext-ctrls-tof.rst
 F:	include/uapi/linux/mlx7502x.h