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

Lubomir Rintel lkundrak at v3.sk
Fri Dec 20 07:49:13 UTC 2019


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

Signed-off-by: Lubomir Rintel <lkundrak at v3.sk>
---
 .../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..f19b336a99c78
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/chrontel,ch7033.yaml
@@ -0,0 +1,86 @@
+# SPDX-License-Identifier: GPL-2.0-only
+# Copyright (C) 2019 Lubomir Rintel <lkundrak at v3.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 at v3.sk>
+
+properties:
+  compatible:
+    const: chrontel,ch7033
+
+  reg:
+    maxItems: 1
+    description: I2C address of the device
+
+  ports:
+    type: object
+
+    properties:
+      port at 0:
+        type: object
+        description: |
+          Video port for RGB input.
+
+      port at 1:
+        type: object
+        description: |
+          DVI port, should be connected to a node compatible with the
+          dvi-connector binding.
+
+    required:
+      - port at 0
+      - port at 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 at 76 {
+        compatible = "chrontel,ch7033";
+        reg = <0x76>;
+
+        ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            port at 0 {
+                reg = <0>;
+                endpoint {
+                    remote-endpoint = <&lcd0_rgb_out>;
+                };
+            };
+
+            encoder_out: port at 1 {
+                reg = <1>;
+                endpoint {
+                    remote-endpoint = <&dvi_in>;
+                };
+            };
+
+        };
+    };
-- 
2.24.1



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