On Mon, Sep 11, 2023 at 10:30:37AM +0800, Yong Wu wrote:
This adds the binding for describing a CMA memory for MediaTek SVP(Secure Video Path).
CMA is a Linux thing. How is this related to CMA?
Signed-off-by: Yong Wu yong.wu@mediatek.com
.../mediatek,secure_cma_chunkmem.yaml | 42 +++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/reserved-memory/mediatek,secure_cma_chunkmem.yaml
diff --git a/Documentation/devicetree/bindings/reserved-memory/mediatek,secure_cma_chunkmem.yaml b/Documentation/devicetree/bindings/reserved-memory/mediatek,secure_cma_chunkmem.yaml new file mode 100644 index 000000000000..cc10e00d35c4 --- /dev/null +++ b/Documentation/devicetree/bindings/reserved-memory/mediatek,secure_cma_chunkmem.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/reserved-memory/mediatek,secure_cma_chunkmem.y... +$schema: http://devicetree.org/meta-schemas/core.yaml#
+title: MediaTek Secure Video Path Reserved Memory
What makes this specific to Mediatek? Secure video path is fairly common, right?
+description:
- This binding describes the reserved memory for secure video path.
+maintainers:
- Yong Wu yong.wu@mediatek.com
+allOf:
- $ref: reserved-memory.yaml
+properties:
- compatible:
- const: mediatek,secure_cma_chunkmem
+required:
- compatible
- reg
- reusable
+unevaluatedProperties: false
+examples:
- |
- reserved-memory {
#address-cells = <1>;#size-cells = <1>;ranges;reserved-memory@80000000 {compatible = "mediatek,secure_cma_chunkmem";reusable;reg = <0x80000000 0x18000000>;};- };
-- 2.25.1