Documentation/devicetree/bindings/sound/sprd,pcm-platform.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/sound/sprd,pcm-platform.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/sound/sprd,pcm-platform.yaml
Extension
.yaml
Size
1304 bytes
Lines
57
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/sound/sprd,pcm-platform.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Spreadtrum DMA platform

maintainers:
  - Orson Zhai <orsonzhai@gmail.com>
  - Baolin Wang <baolin.wang7@gmail.com>
  - Chunyan Zhang <zhang.lyra@gmail.com>

properties:
  compatible:
    const: sprd,pcm-platform

  dmas:
    maxItems: 10

  dma-names:
    items:
      - const: normal_p_l
      - const: normal_p_r
      - const: normal_c_l
      - const: normal_c_r
      - const: voice_c
      - const: fast_p
      - const: loop_c
      - const: loop_p
      - const: voip_c
      - const: voip_p

required:
  - compatible
  - dmas
  - dma-names

additionalProperties: false

examples:
  - |
    platform {
      compatible = "sprd,pcm-platform";
      dmas = <&agcp_dma 1 1>, <&agcp_dma 2 2>,
             <&agcp_dma 3 3>, <&agcp_dma 4 4>,
             <&agcp_dma 5 5>, <&agcp_dma 6 6>,
             <&agcp_dma 7 7>, <&agcp_dma 8 8>,
             <&agcp_dma 9 9>, <&agcp_dma 10 10>;
      dma-names = "normal_p_l", "normal_p_r",
                  "normal_c_l", "normal_c_r",
                  "voice_c", "fast_p",
                  "loop_c", "loop_p",
                  "voip_c", "voip_p";
    };
...

Annotation

Implementation Notes