linux-kernel - [PATCH v4 01/21] dt-bindings: display: tegra: add Tegra20 VIP

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Message-Id: <20230130141603.323221-2-luca.ceresoli@bootlin.com>
Date:   Mon, 30 Jan 2023 15:15:43 +0100
From:   Luca Ceresoli <luca.ceresoli@...tlin.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Sowjanya Komatineni <skomatineni@...dia.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Dmitry Osipenko <digetx@...il.com>,
        Hans Verkuil <hverkuil-cisco@...all.nl>
Cc:     Luca Ceresoli <luca.ceresoli@...tlin.com>,
        linux-media@...r.kernel.org, linux-tegra@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-staging@...ts.linux.dev,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Paul Kocialkowski <paul.kocialkowski@...tlin.com>,
        Richard Leitner <richard.leitner@...data.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v4 01/21] 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@...tlin.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Reviewed-by: Dmitry Osipenko <digetx@...il.com>

---

Changed in v4:
 - Added review tags
 - remove leftover lines after removal of 'channel@0'

Changed in v3:
 - remove channel@0 node (Krzysztof, Rob, Dmitry)
 - add myself as a maintainer of the whole Tegra video driver (Dmitry)

Changed in v2 (suggested by Krzysztof Kozlowski):
 - remove redundant "bindings" from subject line
 - remove $nodename
 - add channel@0 description
 - add reg: const: 0
---
 .../display/tegra/nvidia,tegra20-vip.yaml     | 41 +++++++++++++++++++
 MAINTAINERS                                   |  2 +
 2 files changed, 43 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vip.yaml

diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vip.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vip.yaml
new file mode 100644
index 000000000000..14294edb8d8c
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-vip.yaml
@@ -0,0 +1,41 @@
+# 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@...tlin.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
diff --git a/MAINTAINERS b/MAINTAINERS
index 8a5c25c20d00..5dc335adee46 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -20588,10 +20588,12 @@ TEGRA VIDEO DRIVER
 M:	Thierry Reding <thierry.reding@...il.com>
 M:	Jonathan Hunter <jonathanh@...dia.com>
 M:	Sowjanya Komatineni <skomatineni@...dia.com>
+M:	Luca Ceresoli <luca.ceresoli@...tlin.com>
 L:	linux-media@...r.kernel.org
 L:	linux-tegra@...r.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
-- 
2.34.1