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[v2,2/2] ASoC: dt-bindings: imx-akcodec: Add binding doc for akcodec machine driver

Message ID 1620630441-14358-2-git-send-email-shengjiu.wang@nxp.com
State New
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Series [v2,1/2] ASoC: imx-akcodec: Add imx-akcodec machine driver | expand

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Commit Message

Shengjiu Wang May 10, 2021, 7:07 a.m. UTC
Imx-akcodec is a new added machine driver for supporting
ak4458/ak5558/ak5552/ak4497 codec on i.MX platforms.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
---
changes in v2:
- update doc accoring to Rob's comment, use the common porperties.

 .../bindings/sound/imx-audio-akcodec.yaml     | 107 ++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml

Comments

Rob Herring May 11, 2021, 7 p.m. UTC | #1
On Mon, May 10, 2021 at 03:07:21PM +0800, Shengjiu Wang wrote:
> Imx-akcodec is a new added machine driver for supporting
> ak4458/ak5558/ak5552/ak4497 codec on i.MX platforms.
> 
> Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
> ---
> changes in v2:
> - update doc accoring to Rob's comment, use the common porperties.
> 
>  .../bindings/sound/imx-audio-akcodec.yaml     | 107 ++++++++++++++++++
>  1 file changed, 107 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml b/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml
> new file mode 100644
> index 000000000000..0812c4779b59
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml
> @@ -0,0 +1,107 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/imx-audio-akcodec.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP i.MX audio complex with AK4458/AK5558/AK5552/AK4497 codec
> +
> +maintainers:
> +  - Shengjiu Wang <shengjiu.wang@nxp.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - fsl,imx8mq-audio-akcodec
> +      - fsl,imx-audio-akcodec

We gone from individual codecs to a family of codecs. Is there something 
specific for the machine driver about this set of codecs? Why can't it 
be *any* codec?

> +
> +  model:
> +    $ref: /schemas/types.yaml#/definitions/string
> +    description: User specified audio sound card name
> +
> +  audio-routing:
> +    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
> +    description:
> +      A list of the connections between audio components. Each entry is a
> +      pair of strings, the first being the connection's sink, the second
> +      being the connection's source. Valid names could be power supplies,
> +      MicBias of codec and the jacks on the board.
> +
> +patternProperties:
> +  ".*-dai-link$":
> +    description:
> +      Each subnode represents a dai link. Subnodes of each dai links would be
> +      cpu/codec dais.
> +
> +    type: object
> +
> +    properties:
> +      link-name:
> +        description: Indicates dai-link name and PCM stream name.
> +        $ref: /schemas/types.yaml#/definitions/string
> +        maxItems: 1
> +
> +      format:
> +        description: audio format.
> +        items:
> +          enum:
> +            - i2s
> +            - dsp_b
> +
> +      cpu:
> +        description: Holds subnode which indicates cpu dai.
> +        type: object
> +        properties:
> +          sound-dai: true
> +
> +      codec:
> +        description: Holds subnode which indicates codec dai.
> +        type: object
> +        properties:
> +          sound-dai: true
> +
> +    required:
> +      - link-name
> +      - cpu
> +
> +    additionalProperties: false
> +
> +required:
> +  - compatible
> +  - model
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    sound-ak4458 {
> +        compatible = "fsl,imx-audio-akcodec";
> +        model = "ak4458-audio";
> +        pri-dai-link {
> +            link-name = "akcodec";
> +            format = "i2s";
> +            cpu {
> +                 sound-dai = <&sai1>;
> +            };
> +            codec {
> +                 sound-dai = <&ak4458_1>, <&ak4458_2>;
> +            };
> +        };
> +        fe-dai-link {
> +            link-name = "HiFi-ASRC-FE";
> +            format = "i2s";
> +            cpu {
> +                sound-dai = <&easrc>;
> +            };
> +        };
> +        be-dai-link {
> +            link-name = "HiFi-ASRC-BE";
> +            format = "dsp_b";
> +            cpu {
> +                sound-dai = <&sai1>;
> +            };
> +            codec {
> +                sound-dai = <&ak4458_1>, <&ak4458_2>;
> +            };
> +        };
> +    };
> -- 
> 2.27.0
>
Shengjiu Wang May 17, 2021, 10:39 a.m. UTC | #2
On Thu, May 13, 2021 at 4:07 AM Rob Herring <robh@kernel.org> wrote:
>
> On Mon, May 10, 2021 at 03:07:21PM +0800, Shengjiu Wang wrote:
> > Imx-akcodec is a new added machine driver for supporting
> > ak4458/ak5558/ak5552/ak4497 codec on i.MX platforms.
> >
> > Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
> > ---
> > changes in v2:
> > - update doc accoring to Rob's comment, use the common porperties.
> >
> >  .../bindings/sound/imx-audio-akcodec.yaml     | 107 ++++++++++++++++++
> >  1 file changed, 107 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml b/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml
> > new file mode 100644
> > index 000000000000..0812c4779b59
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml
> > @@ -0,0 +1,107 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/sound/imx-audio-akcodec.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: NXP i.MX audio complex with AK4458/AK5558/AK5552/AK4497 codec
> > +
> > +maintainers:
> > +  - Shengjiu Wang <shengjiu.wang@nxp.com>
> > +
> > +properties:
> > +  compatible:
> > +    enum:
> > +      - fsl,imx8mq-audio-akcodec
> > +      - fsl,imx-audio-akcodec
>
> We gone from individual codecs to a family of codecs. Is there something
> specific for the machine driver about this set of codecs? Why can't it
> be *any* codec?

Yes, there is something specific. but let me do further updates for this in the
next version, then the document name needs to be changed to
"imx-audio-card".

best regards
wang shengjiu
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml b/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml
new file mode 100644
index 000000000000..0812c4779b59
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/imx-audio-akcodec.yaml
@@ -0,0 +1,107 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/imx-audio-akcodec.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX audio complex with AK4458/AK5558/AK5552/AK4497 codec
+
+maintainers:
+  - Shengjiu Wang <shengjiu.wang@nxp.com>
+
+properties:
+  compatible:
+    enum:
+      - fsl,imx8mq-audio-akcodec
+      - fsl,imx-audio-akcodec
+
+  model:
+    $ref: /schemas/types.yaml#/definitions/string
+    description: User specified audio sound card name
+
+  audio-routing:
+    $ref: /schemas/types.yaml#/definitions/non-unique-string-array
+    description:
+      A list of the connections between audio components. Each entry is a
+      pair of strings, the first being the connection's sink, the second
+      being the connection's source. Valid names could be power supplies,
+      MicBias of codec and the jacks on the board.
+
+patternProperties:
+  ".*-dai-link$":
+    description:
+      Each subnode represents a dai link. Subnodes of each dai links would be
+      cpu/codec dais.
+
+    type: object
+
+    properties:
+      link-name:
+        description: Indicates dai-link name and PCM stream name.
+        $ref: /schemas/types.yaml#/definitions/string
+        maxItems: 1
+
+      format:
+        description: audio format.
+        items:
+          enum:
+            - i2s
+            - dsp_b
+
+      cpu:
+        description: Holds subnode which indicates cpu dai.
+        type: object
+        properties:
+          sound-dai: true
+
+      codec:
+        description: Holds subnode which indicates codec dai.
+        type: object
+        properties:
+          sound-dai: true
+
+    required:
+      - link-name
+      - cpu
+
+    additionalProperties: false
+
+required:
+  - compatible
+  - model
+
+additionalProperties: false
+
+examples:
+  - |
+    sound-ak4458 {
+        compatible = "fsl,imx-audio-akcodec";
+        model = "ak4458-audio";
+        pri-dai-link {
+            link-name = "akcodec";
+            format = "i2s";
+            cpu {
+                 sound-dai = <&sai1>;
+            };
+            codec {
+                 sound-dai = <&ak4458_1>, <&ak4458_2>;
+            };
+        };
+        fe-dai-link {
+            link-name = "HiFi-ASRC-FE";
+            format = "i2s";
+            cpu {
+                sound-dai = <&easrc>;
+            };
+        };
+        be-dai-link {
+            link-name = "HiFi-ASRC-BE";
+            format = "dsp_b";
+            cpu {
+                sound-dai = <&sai1>;
+            };
+            codec {
+                sound-dai = <&ak4458_1>, <&ak4458_2>;
+            };
+        };
+    };