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From:   Maxime Chevallier <maxime.chevallier@bootlin.com>
To:     Mauro Carvalho Chehab <mchehab@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Heiko Stuebner <heiko@sntech.de>,
        Hans Verkuil <hverkuil-cisco@xs4all.nl>,
        Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc:     Maxime Chevallier <maxime.chevallier@bootlin.com>,
        linux-media@vger.kernel.org, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
        Miquel Raynal <miquel.raynal@bootlin.com>,
        Paul Kocialkowski <paul.kocialkowski@bootlin.com>
Subject: [PATCH 2/3] media: dt-bindings: media: i2c: Add bindings for TW9900
Date:   Fri, 18 Sep 2020 16:24:21 +0200
Message-Id: <20200918142422.1086555-3-maxime.chevallier@bootlin.com>
In-Reply-To: <20200918142422.1086555-1-maxime.chevallier@bootlin.com>
References: <20200918142422.1086555-1-maxime.chevallier@bootlin.com>
MIME-Version: 1.0
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The Techwell TW9900 is a video decoder supporting multiple input
standards, such as PAL, NTSC and SECAM, and outputs a BT.656 video
signal.

It's designed to be low-power, posesses some features such as a
programmable comb-filter, and automatic input standard detection.

Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
---
 .../devicetree/bindings/media/i2c/tw9900.yaml | 59 +++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/i2c/tw9900.yaml

diff --git a/Documentation/devicetree/bindings/media/i2c/tw9900.yaml b/Documentation/devicetree/bindings/media/i2c/tw9900.yaml
new file mode 100644
index 000000000000..fdc2c35875aa
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/i2c/tw9900.yaml
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/i2c/tw9900.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Techwell TW9900 NTSC/PAL/SECAM video decoder
+
+maintainers:
+  - Maxime Chevallier <maxime.chevallier@bootlin.com>
+
+description:
+  The tw9900 is a multi-standard video decoder, supporting NTSC, PAL and SECAM
+  standards with auto-detection features.
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - techwell,tw9900
+
+  reg:
+    maxItems: 1
+
+  vdd-supply:
+    description: VDD power supply
+
+  port:
+    type: object
+    description:
+      A node containing a single endpoint as doucmented in
+      Documentation/devicetree/bindings/media/video-interfaces.txt
+
+additionalProperties: false
+
+required:
+  - compatible
+  - reg
+
+examples:
+  - |
+    i2c {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            tw9900: tw9900@44 {
+                    compatible = "techwell,tw9900";
+                    reg = <0x44>;
+
+                    vdd-supply = <&tw9900_supply>;
+                    reset-gpio = <&gpio2 RK_PB5 GPIO_ACTIVE_LOW>;
+
+                    port {
+                            tw9900_out: endpoint {
+                                    remote-endpoint = <&vip_in>;
+                            };
+                    };
+            };
+    };
-- 
2.25.4