linux-kernel - [RFC PATCH 1/4] dt-bindings: Add bidings for mtk,apu-drm

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Date:   Fri, 17 Sep 2021 14:59:42 +0200
From:   Alexandre Bailon <abailon@...libre.com>
To:     airlied@...ux.ie, daniel@...ll.ch, robh+dt@...nel.org,
        matthias.bgg@...il.com, maarten.lankhorst@...ux.intel.com,
        mripard@...nel.org, tzimmermann@...e.de, ohad@...ery.com,
        bjorn.andersson@...aro.org, mathieu.poirier@...aro.org,
        sumit.semwal@...aro.org
Cc:     christian.koenig@....com, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-remoteproc@...r.kernel.org, linux-media@...r.kernel.org,
        linaro-mm-sig@...ts.linaro.org, khilman@...libre.com,
        gpain@...libre.com, Alexandre Bailon <abailon@...libre.com>
Subject: [RFC PATCH 1/4] dt-bindings: Add bidings for mtk,apu-drm

This adds the device tree bindings for the APU DRM driver.

Signed-off-by: Alexandre Bailon <abailon@...libre.com>
---
 .../devicetree/bindings/gpu/mtk,apu-drm.yaml  | 38 +++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml

diff --git a/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml b/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml
new file mode 100644
index 0000000000000..6f432d3ea478c
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpu/mtk,apu-drm.yaml
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpu/mediatek,apu-drm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: AI Processor Unit DRM
+
+properties:
+  compatible:
+    const: mediatek,apu-drm
+
+  remoteproc:
+    maxItems: 2
+    description:
+      Handle to remoteproc devices controlling the APU
+
+  iova:
+    maxItems: 1
+    description:
+      Address and size of virtual memory that could used by the APU
+
+required:
+  - compatible
+  - remoteproc
+  - iova
+
+additionalProperties: false
+
+examples:
+  - |
+    apu@0 {
+      compatible = "mediatek,apu-drm";
+      remoteproc = <&vpu0>, <&vpu1>;
+      iova = <0 0x60000000 0 0x10000000>;
+    };
+
+...
-- 
2.31.1