linux-kernel - [PATCH v4 3/9] media: dt-bindings: cec: convert common CEC properties to DT schema

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Message-Id: <20221208103115.25512-4-krzysztof.kozlowski@linaro.org>
Date:   Thu,  8 Dec 2022 11:31:09 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Alain Volmat <alain.volmat@...s.st.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Joe Tessler <jrt@...gle.com>,
        Yannick Fertre <yannick.fertre@...s.st.com>,
        Jeff Chase <jnchase@...gle.com>, linux-media@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-tegra@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Rob Herring <robh@...nel.org>
Subject: [PATCH v4 3/9] media: dt-bindings: cec: convert common CEC properties to DT schema

Convert common HDMI CEC adapter bindings to DT schema.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Acked-by: Hans Verkuil <hverkuil-cisco@...all.nl>
Reviewed-by: Rob Herring <robh@...nel.org>
---
 .../devicetree/bindings/media/cec.txt         |  8 ------
 .../bindings/media/cec/cec-common.yaml        | 28 +++++++++++++++++++
 MAINTAINERS                                   |  2 +-
 3 files changed, 29 insertions(+), 9 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/media/cec.txt
 create mode 100644 Documentation/devicetree/bindings/media/cec/cec-common.yaml

diff --git a/Documentation/devicetree/bindings/media/cec.txt b/Documentation/devicetree/bindings/media/cec.txt
deleted file mode 100644
index 22d7aae3d3d7..000000000000
--- a/Documentation/devicetree/bindings/media/cec.txt
+++ /dev/null
@@ -1,8 +0,0 @@
-Common bindings for HDMI CEC adapters
-
-- hdmi-phandle: phandle to the HDMI controller.
-
-- needs-hpd: if present the CEC support is only available when the HPD
-  is high. Some boards only let the CEC pin through if the HPD is high,
-  for example if there is a level converter that uses the HPD to power
-  up or down.
diff --git a/Documentation/devicetree/bindings/media/cec/cec-common.yaml b/Documentation/devicetree/bindings/media/cec/cec-common.yaml
new file mode 100644
index 000000000000..af6ee5f1c73f
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/cec/cec-common.yaml
@@ -0,0 +1,28 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/cec/cec-common.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: HDMI CEC Adapters Common Properties
+
+maintainers:
+  - Hans Verkuil <hverkuil@...all.nl>
+
+properties:
+  $nodename:
+    pattern: "^cec(@[0-9a-f]+|-[0-9]+)?$"
+
+  hdmi-phandle:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description:
+      Phandle to the HDMI controller.
+
+  needs-hpd:
+    type: boolean
+    description:
+      The CEC support is only available when the HPD is high. Some boards only
+      let the CEC pin through if the HPD is high, for example if there is a
+      level converter that uses the HPD to power up or down.
+
+additionalProperties: true
diff --git a/MAINTAINERS b/MAINTAINERS
index 07cb85cac4c3..45402e03cda5 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4832,7 +4832,7 @@ S:	Supported
 W:	http://linuxtv.org
 T:	git git://linuxtv.org/media_tree.git
 F:	Documentation/ABI/testing/debugfs-cec-error-inj
-F:	Documentation/devicetree/bindings/media/cec.txt
+F:	Documentation/devicetree/bindings/media/cec/cec-common.yaml
 F:	Documentation/driver-api/media/cec-core.rst
 F:	Documentation/userspace-api/media/cec
 F:	drivers/media/cec/
-- 
2.34.1