linux-kernel - [PATCH v1 1/4] dt-bindings: media: Add Sony IMX585 CMOS image sensor

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Message-Id: <20250702063836.3984-2-will@willwhang.com>
Date: Wed,  2 Jul 2025 07:38:33 +0100
From: Will Whang <will@...lwhang.com>
To: Will Whang <will@...lwhang.com>,
	Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	linux-media@...r.kernel.org (open list:SONY IMX585 SENSOR DRIVER),
	linux-kernel@...r.kernel.org (open list),
	devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS)
Subject: [PATCH v1 1/4] dt-bindings: media: Add Sony IMX585 CMOS image sensor

Document the devicetree binding for the Sony IMX585.  The schema
covers the CSI-2 data-lanes, the optional 'mono-mode' flag,
and the internal-sync properties used by the driver.

Signed-off-by: Will Whang <will@...lwhang.com>
---
 .../bindings/media/i2c/sony,imx585.yaml       | 120 ++++++++++++++++++
 MAINTAINERS                                   |   8 ++
 2 files changed, 128 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/i2c/sony,imx585.yaml

diff --git a/Documentation/devicetree/bindings/media/i2c/sony,imx585.yaml b/Documentation/devicetree/bindings/media/i2c/sony,imx585.yaml
new file mode 100644
index 000000000..d050d1642
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/i2c/sony,imx585.yaml
@@ -0,0 +1,120 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2024 Ideas on Board Oy
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/i2c/sony,imx585.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sony IMX585 Sensor
+
+maintainers:
+  - Will Whang <will@...lwhang.com>
+
+description:
+  IMX585 sensor is a Sony CMOS sensor with 4K and FHD outputs.
+
+properties:
+  compatible:
+    const: sony,imx585
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    const: xclk
+
+  clock-frequency:
+    enum: [ 74250000, 37125000, 72000000, 27000000, 24000000 ]
+
+  reg:
+    maxItems: 1
+    description: I2C Address for IMX585
+
+  VANA-supply:
+    description: Analog power supply (3.3V)
+
+  VDDL-supply:
+    description: Interface power supply (1.8V)
+
+  VDIG-supply:
+    description: Digital power supply (1.1V)
+
+  reset-gpios:
+    description: Sensor reset (XCLR) GPIO
+    maxItems: 1
+
+  port:
+    $ref: /schemas/graph.yaml#/$defs/port-base
+    additionalProperties: false
+
+    properties:
+      endpoint:
+        $ref: /schemas/media/video-interfaces.yaml#
+        unevaluatedProperties: false
+
+        properties:
+          data-lanes:
+            anyOf:
+              - items:
+                  - const: 1
+                  - const: 2
+                  - const: 3
+                  - const: 4
+
+          sync-mode:
+            description: |
+              Select the synchronisation mode of the sensor
+                0 – internal sync, leader (default)
+                1 – internal sync, follower
+                2 – external sync
+            $ref: /schemas/types.yaml#/definitions/uint8
+            enum: [ 0, 1, 2 ]
+
+          link-frequencies:
+            description: Select the MIPI-CSI2 link speed in Mhz
+            items:
+              enum: [ 297000000, 360000000, 445500000, 594000000,
+                      720000000, 891000000, 1039500000 ]
+
+        required:
+          - data-lanes
+          - link-frequencies
+
+    required:
+      - endpoint
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - clock-frequency
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        imx585@1a {
+            compatible = "sony,imx585";
+            reg = <0x1a>;
+            clocks = <&imx585_clk>;
+            clock-frequency = <24000000>;
+
+            VANA-supply = <&camera_vadd_3v3>;
+            VDDL-supply = <&camera_vdd1_1v8>;
+            VDIG-supply = <&camera_vdd2_1v1>;
+
+            port {
+                imx585: endpoint {
+                    remote-endpoint = <&cam>;
+                    data-lanes = <1 2 3 4>;
+                    link-frequencies = /bits/ 64 <720000000>;
+                };
+            };
+        };
+    };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index da34c7227..9cc404790 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -23150,6 +23150,14 @@ T:	git git://linuxtv.org/media.git
 F:	Documentation/devicetree/bindings/media/i2c/sony,imx415.yaml
 F:	drivers/media/i2c/imx415.c
 
+SONY IMX585 SENSOR DRIVER
+M:	Will Whang <will@...lwhang.com>
+L:	linux-media@...r.kernel.org
+S:	Maintained
+T:	git git://linuxtv.org/media.git
+F:	Documentation/devicetree/bindings/media/i2c/sony,imx585.yaml
+F:	drivers/media/i2c/imx585.c
+
 SONY MEMORYSTICK SUBSYSTEM
 M:	Maxim Levitsky <maximlevitsky@...il.com>
 M:	Alex Dubov <oakad@...oo.com>
-- 
2.39.5