On 27/02/2024 13:09, AngeloGioacchino Del Regno wrote:
Document the dai-link subnodes and the audio-routing property, allowing
to describe machine specific audio hardware and links in device tree.
While at it, also deprecate the old properties which were previously
used with driver hardcoded configuration.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
---
mediatek,adsp:
$ref: /schemas/types.yaml#/definitions/phandle
@@ -45,12 +56,75 @@ properties:
A list of the desired dai-links in the sound card. Each entry is a
name defined in the machine driver.
+patternProperties:
+ ".*-dai-link$":
+ type: object
+ description:
+ Container for dai-link level properties and CODEC sub-nodes.
+
+ properties:
+ link-name:
+ description: Indicates dai-link name and PCM stream name
+ items:
That's not a list, but just enum.
+ enum:
+ - DPTX_BE
+ - ETDM1_IN_BE
+ - ETDM2_IN_BE
+ - ETDM1_OUT_BE
+ - ETDM2_OUT_BE
+ - ETDM3_OUT_BE
+ - PCM1_BE
+
+ codec:
+ description: Holds subnode which indicates codec dai.
+ type: object
+ additionalProperties: false
+ properties:
+ sound-dai:
+ minItems: 1
+ maxItems: 2
+ required:
+ - sound-dai
+
+ dai-format:
+ description: audio format
+ items:
Ditto
+ enum:
+ - i2s
+ - right_j
+ - left_j
+ - dsp_a
+ - dsp_b
+
+ mediatek,clk-provider:
+ $ref: /schemas/types.yaml#/definitions/string
+ description: Indicates dai-link clock master.
+ items:
Ditto
+ enum:
+ - cpu
+ - codec
+
+ additionalProperties: false
This goes either to the top of the section (after type:object) for
readability or after required: block below.
+
+ required:
+ - link-name
+
additionalProperties: false
required:
- compatible
- mediatek,platform
+# Disallow legacy properties if dai-link-xxx nodes are specified
+if:
+ not:
I don't think this works. To test if node is present or node, you would
need to use required.
https://elixir.bootlin.com/linux/v6.4-rc7/source/Documentation/devicetree/bindings/net/qcom,ipa.yaml#L174
Are you sure this if:then: works as expected?
+ patternProperties:
+ ".*-dai-link$": false
+then:
+ properties:
+ mediatek,dptx-codec: false
+ mediatek,hdmi-codec: false
+
examples:
- |
Best regards,
Krzysztof