linux-kernel - [PATCH v2 2/3] dt-bindings: display: Add Chrontel CH7033 Video Encoder binding

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Message-Id: <20200221162743.14141-3-lkundrak@v3.sk>
Date:   Fri, 21 Feb 2020 17:27:42 +0100
From:   Lubomir Rintel <lkundrak@...sk>
To:     Andrzej Hajda <a.hajda@...sung.com>
Cc:     Neil Armstrong <narmstrong@...libre.com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Lubomir Rintel <lkundrak@...sk>,
        Rob Herring <robh@...nel.org>
Subject: [PATCH v2 2/3] dt-bindings: display: Add Chrontel CH7033 Video Encoder binding

Add binding document for the Chrontel CH7033 VGA/DVI/HDMI Encoder.

Signed-off-by: Lubomir Rintel <lkundrak@...sk>
Reviewed-by: Rob Herring <robh@...nel.org>

---
Changes since v1:
- Dual licensed with BSD-2-Clause
- Collected Rob's reviewed-by tag

 .../display/bridge/chrontel,ch7033.yaml       | 86 +++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/bridge/chrontel,ch7033.yaml

diff --git a/Documentation/devicetree/bindings/display/bridge/chrontel,ch7033.yaml b/Documentation/devicetree/bindings/display/bridge/chrontel,ch7033.yaml
new file mode 100644
index 0000000000000..dc97f34fbfe0f
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/chrontel,ch7033.yaml
@@ -0,0 +1,86 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) 2019 Lubomir Rintel <lkundrak@...sk>
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/chrontel,ch7033.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Chrontel CH7033 Video Encoder Device Tree Bindings
+
+maintainers:
+  - Lubomir Rintel <lkundrak@...sk>
+
+properties:
+  compatible:
+    const: chrontel,ch7033
+
+  reg:
+    maxItems: 1
+    description: I2C address of the device
+
+  ports:
+    type: object
+
+    properties:
+      port@0:
+        type: object
+        description: |
+          Video port for RGB input.
+
+      port@1:
+        type: object
+        description: |
+          DVI port, should be connected to a node compatible with the
+          dvi-connector binding.
+
+    required:
+      - port@0
+      - port@1
+
+required:
+  - compatible
+  - reg
+  - ports
+
+additionalProperties: false
+
+examples:
+  - |
+    dvi-connector {
+        compatible = "dvi-connector";
+        ddc-i2c-bus = <&twsi5>;
+        hpd-gpios = <&gpio 62 GPIO_ACTIVE_LOW>;
+        digital;
+        analog;
+
+        port {
+            dvi_in: endpoint {
+                remote-endpoint = <&encoder_out>;
+            };
+        };
+    };
+
+    vga-dvi-encoder@76 {
+        compatible = "chrontel,ch7033";
+        reg = <0x76>;
+
+        ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            port@0 {
+                reg = <0>;
+                endpoint {
+                    remote-endpoint = <&lcd0_rgb_out>;
+                };
+            };
+
+            encoder_out: port@1 {
+                reg = <1>;
+                endpoint {
+                    remote-endpoint = <&dvi_in>;
+                };
+            };
+
+        };
+    };
-- 
2.24.1