linux-kernel - [PATCH v3 1/2] media: dt-bindings: media: i2c: Document GC08A3 bindings

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Message-ID: <20240109022715.30278-2-zhi.mao@mediatek.com>
Date: Tue, 9 Jan 2024 10:27:14 +0800
From: Zhi Mao <zhi.mao@...iatek.com>
To: <mchehab@...nel.org>, <robh+dt@...nel.org>,
	<krzysztof.kozlowski+dt@...aro.org>, <sakari.ailus@...ux.intel.com>
CC: <laurent.pinchart@...asonboard.com>, <shengnan.wang@...iatek.com>,
	<yaya.chang@...iatek.com>, <10572168@...com>,
	<Project_Global_Chrome_Upstream_Group@...iatek.com>, <yunkec@...omium.org>,
	<conor+dt@...nel.org>, <matthias.bgg@...il.com>,
	<angelogioacchino.delregno@...labora.com>, <jacopo.mondi@...asonboard.com>,
	<zhi.mao@...iatek.com>, <hverkuil-cisco@...all.nl>, <heiko@...ech.de>,
	<jernej.skrabec@...il.com>, <macromorgan@...mail.com>,
	<linus.walleij@...aro.org>, <hdegoede@...hat.com>,
	<tomi.valkeinen@...asonboard.com>, <gerald.loacker@...fvision.net>,
	<andy.shevchenko@...il.com>, <bingbu.cao@...el.com>,
	<dan.scally@...asonboard.com>, <linux-media@...r.kernel.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-mediatek@...ts.infradead.org>
Subject: [PATCH v3 1/2] media: dt-bindings: media: i2c: Document GC08A3 bindings

Add YAML device tree binding for GC08A3 CMOS image sensor,
and the relevant MAINTAINERS entries.

Signed-off-by: Zhi Mao <zhi.mao@...iatek.com>
---
 .../bindings/media/i2c/galaxycore,gc08a3.yaml | 112 ++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/i2c/galaxycore,gc08a3.yaml

diff --git a/Documentation/devicetree/bindings/media/i2c/galaxycore,gc08a3.yaml b/Documentation/devicetree/bindings/media/i2c/galaxycore,gc08a3.yaml
new file mode 100644
index 000000000000..1246d3b4a767
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/i2c/galaxycore,gc08a3.yaml
@@ -0,0 +1,112 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright (c) 2023 MediaTek Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/i2c/galaxycore,gc08a3.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: GalaxyCore gc08a3 1/4" 8M Pixel MIPI CSI-2 sensor
+
+maintainers:
+  - Zhi Mao <zhi.mao@...iatek.com>
+
+description:
+  The gc08a3 is a raw image sensor with an MIPI CSI-2 image data
+  interface and CCI (I2C compatible) control bus. The output format
+  is raw Bayer.
+
+properties:
+  compatible:
+    const: galaxycore,gc08a3
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  dovdd-supply: true
+
+  avdd-supply: true
+
+  dvdd-supply: true
+
+  reset-gpios:
+    description: Reference to the GPIO connected to the RESETB pin.
+    maxItems: 1
+
+  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:
+            oneOf:
+              - items:
+                  - const: 1
+                  - const: 2
+                  - const: 3
+                  - const: 4
+              - items:
+                  - const: 1
+                  - const: 2
+
+          link-frequencies: true
+
+        required:
+          - data-lanes
+          - link-frequencies
+
+    required:
+      - endpoint
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - dovdd-supply
+  - avdd-supply
+  - dvdd-supply
+  - reset-gpios
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        sensor0@31 {
+            compatible = "galaxycore,gc08a3";
+            reg = <0x31>;
+
+            clocks = <&gc08a3_clk>;
+
+            reset-gpios = <&pio 19 GPIO_ACTIVE_HIGH>;
+
+            avdd-supply = <&gc08a3_avdd>;
+            dovdd-supply = <&gc08a3_dovdd>;
+            dvdd-supply = <&gc08a3_dvdd>;
+
+            port {
+                sensor0_out_2: endpoint {
+                    data-lanes = <1 2 3 4>;
+                    link-frequencies = /bits/ 64 <336000000 207000000>;
+                    remote-endpoint = <&seninf_csi_port_0_in_2>;
+                };
+            };
+        };
+    };
+
+...
-- 
2.25.1