dt-bindings: display: tegra: add Tegra20 VIP

VIP is the parallel video capture component within the video input
subsystem of Tegra20 (and other Tegra chips, apparently).
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vip.yaml

+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/tegra/nvidia,tegra20-vip.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NVIDIA Tegra VIP (parallel video capture) controller
+
+maintainers:
+  - Luca Ceresoli <luca.ceresoli@bootlin.com>
+
+properties:
+  compatible:
+    enum:
+      - nvidia,tegra20-vip
+
+  ports:
+    $ref: /schemas/graph.yaml#/properties/ports
+
+    properties:
+      port@0:
+        $ref: /schemas/graph.yaml#/properties/port
+        description:
+          Port receiving the video stream from the sensor
+
+      port@1:
+        $ref: /schemas/graph.yaml#/properties/port
+        description:
+          Port sending the video stream to the VI
+
+    required:
+      - port@0
+      - port@1
+
+unevaluatedProperties: false
+
+required:
+  - compatible
+  - ports
+
+# see nvidia,tegra20-vi.yaml for an example

MAINTAINERS

@@ -20817,10 +20817,12 @@ TEGRA VIDEO DRIVER
 M:	Thierry Reding <thierry.reding@gmail.com>
 M:	Jonathan Hunter <jonathanh@nvidia.com>
 M:	Sowjanya Komatineni <skomatineni@nvidia.com>
+M:	Luca Ceresoli <luca.ceresoli@bootlin.com>
 L:	linux-media@vger.kernel.org
 L:	linux-tegra@vger.kernel.org
 S:	Maintained
 F:	Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.yaml
+F:	Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vip.yaml
 F:	drivers/staging/media/tegra-video/
 
 TEGRA XUSB PADCTL DRIVER