RE: [PATCH v2 1/2] ASoC: dt-bindings: Add PDM controller for the StarFive JH8100 SoC

From: Xingyu Wu
Date: Tue Apr 23 2024 - 22:12:52 EST


On 23/04/2024 17:49, Krzysztof Kozlowski wrote:
>
> On 23/04/2024 10:34, Xingyu Wu wrote:
> > Add bindings about the PDM controller for the StarFive JH8100 SoC.
> >
> > Signed-off-by: Xingyu Wu <xingyu.wu@xxxxxxxxxxxxxxxx>
>
> If there is going to be resend/new version, three nits. Anyway:
>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
>

Thanks.

> ...
>
> > +
> > +title: StarFive JH8100 PDM controller
> > +
> > +description: |
>
> Do not need '|' unless you need to preserve formatting.

Will drop.

>
> > + The Pulse Density Modulation (PDM) controller is a digital PDM out
> > + microphone interface controller and decoder that supports both up to
> > + 4 channels, and an Inter-IC Sound (I2S) transmitter that outputs
> > + standard stereo audio data to another device. The I2S transmitter
> > + can be configured to operate either a master or a slave (default
> > + mode). The PDM controller includes two PDM blocks, each PDM block
> > + can drive one bitstream sampling clock and two bitstream coming
> > + data (mono/stereo) with sampling clock rising and falling edge.
> > +
> > +maintainers:
> > + - Xingyu Wu <xingyu.wu@xxxxxxxxxxxxxxxx>
> > + - Walker Chen <walker.chen@xxxxxxxxxxxxxxxx>
> > +
> > +allOf:
> > + - $ref: dai-common.yaml#
> > +
> > +properties:
> > + compatible:
> > + const: starfive,jh8100-pdm
> > +
> > + reg:
> > + maxItems: 1
> > +
> > + clocks:
> > + items:
> > + - description: DMIC output clock
> > + - description: Main ICG clock
> > +
> > + clock-names:
> > + items:
> > + - const: dmic
> > + - const: icg
> > +
> > + resets:
> > + maxItems: 1
> > +
> > + "#sound-dai-cells":
> > + const: 0
> > +
> > + starfive,syscon:
> > + $ref: /schemas/types.yaml#/definitions/phandle-array
> > + items:
> > + - items:
> > + - description: phandle to System Register Controller sys_syscon_ne node.
> > + - description: PDM source enabled control offset of SYS_SYSCON_NE
> register.
> > + - description: PDM source enabled control mask
> > + description:
> > + The phandle to System Register Controller syscon node and the PDM
> source
> > + from I2S enabled control offset and mask of SYS_SYSCON_NE register.
>
> This description duplicates items. Drop redundant parts (there is really never a
> need to say phandle is a phandle because it cannot be anything else). Instead say
> what is it used for.

Will fix.

>
>
> > +
> > +required:
> > + - compatible
> > + - reg
> > + - clocks
> > + - clock-names
> > + - resets
> > + - '#sound-dai-cells'
>
> Use consistent quotes, either ' or "

Noted.

Best regards,
Xingyu Wu