linux-kernel - [PATCH v12 6/7] dt-bindings: media: wave5: add yaml devicetree bindings

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Message-Id: <20230915-wave5_v12_on_media_master-v12-6-92fc66cd685d@collabora.com>
Date:   Fri, 15 Sep 2023 23:11:35 +0200
From:   Sebastian Fricke <sebastian.fricke@...labora.com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        Nas Chung <nas.chung@...psnmedia.com>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Jackson Lee <jackson.lee@...psnmedia.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        NXP Linux Team <linux-imx@....com>,
        Hans Verkuil <hverkuil@...all.nl>,
        Conor Dooley <conor+dt@...nel.org>,
        Pengutronix Kernel Team <kernel@...gutronix.de>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Sebastian Fricke <sebastian.fricke@...labora.com>,
        Robert Beckett <bob.beckett@...labora.com>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...labora.com,
        Nicolas Dufresne <nicolas.dufresne@...labora.com>
Subject: [PATCH v12 6/7] dt-bindings: media: wave5: add yaml devicetree bindings

From: Robert Beckett <bob.beckett@...labora.com>

Add bindings for the wave5 chips&media codec driver

Signed-off-by: Robert Beckett <bob.beckett@...labora.com>
Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@...labora.com>
Signed-off-by: Sebastian Fricke <sebastian.fricke@...labora.com>
---
 .../devicetree/bindings/media/cnm,wave5.yaml       | 66 ++++++++++++++++++++++
 1 file changed, 66 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/cnm,wave5.yaml b/Documentation/devicetree/bindings/media/cnm,wave5.yaml
new file mode 100644
index 000000000000..b8f383621805
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/cnm,wave5.yaml
@@ -0,0 +1,66 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/cnm,wave5.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Chips&Media Wave 5 Series multi-standard codec IP
+
+maintainers:
+  - Nas Chung <nas.chung@...psnmedia.com>
+  - Jackson Lee <jackson.lee@...psnmedia.com>
+
+description: |-
+  The Chips&Media WAVE codec IP is a multi format video encoder/decoder
+
+properties:
+  compatible:
+    enum:
+        - cnm,cm521c-vpu
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: VCODEC clock
+
+  clock-names:
+    items:
+      - const: vcodec
+
+  interrupts:
+    maxItems: 1
+
+  power-domains:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+  sram:
+    $ref: /schemas/types.yaml#/definitions/phandle
+
+    description:
+      The VPU uses the SRAM to store some of the reference data instead of
+      storing it on DMA memory. It is mainly used for the purpose of reducing
+      bandwidth.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    vpu: video-codec@...45678 {
+        compatible = "cnm,cm521c-vpu";
+        reg = <0x12345678 0x1000>;
+        interrupts = <42>;
+        clocks = <&clks 42>;
+        clock-names = "vcodec";
+        sram = <&sram>;
+    };

-- 
2.25.1