Re: [PATCH 3/5] dt-bindings: mediatek: mt8192: add audio afe document

[Rob Herring <robh@kernel.org>]

On Fri, Oct 02, 2020 at 03:35:40PM +0800, Jiaxin Yu wrote:
> This patch adds mt8192 audio afe document.
> 
> Signed-off-by: Jiaxin Yu <jiaxin.yu@mediatek.com>
> ---
>  .../bindings/sound/mt8192-afe-pcm.yaml        | 98 +++++++++++++++++++
>  1 file changed, 98 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/mt8192-afe-pcm.yaml
> 
> diff --git a/Documentation/devicetree/bindings/sound/mt8192-afe-pcm.yaml b/Documentation/devicetree/bindings/sound/mt8192-afe-pcm.yaml
> new file mode 100644
> index 0000000000000..43852315f1867
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/mt8192-afe-pcm.yaml
> @@ -0,0 +1,98 @@
> +# SPDX-License-Identifier: GPL-2.0

Dual license new bindings:

(GPL-2.0-only OR BSD-2-Clause)

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/sound/mt8192-afe-pcm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Mediatek AFE PCM controller for mt8192
> +
> +maintainers:
> +   - Jiaxin Yu <jiaxin.yu@mediatek.com>
> +   - Shane Chien <shane.chien@mediatek.com>
> +
> +properties:
> +  compatible:
> +    contains:

So any other string in addition is okay?

> +      const: mediatek,mt8192-audio
> +
> +  interrupts:
> +    maxItems: 1
> +    description: AFE interrupt line

Drop description.

> +
> +  resets:
> +    maxItems: 1
> +
> +  reset-names:
> +    const: audiosys
> +
> +  apmixedsys:
> +    maxItems: 1

This is an array?

> +    description: The mediatek apmixedsys controller
> +
> +  infracfg:
> +    maxItems: 1
> +    description: The mediatek infracfg controller
> +
> +  topckgen:
> +    maxItems: 1
> +    description: The mediatek topckgen controller

These all need a type reference and and vendor prefix.

> +
> +  power-domains:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: AFE clock
> +      - description: ADDA DAC clock
> +      - description: ADDA DAC pre-distortion clock
> +      - description: audio infra sys clock
> +      - description: audio infra 26M clock
> +
> +  clock-names:
> +    items:
> +      - const: aud_afe_clk
> +      - const: aud_dac_clk
> +      - const: aud_dac_predis_clk
> +      - const: aud_infra_clk
> +      - const: aud_infra_26m_clk
> +
> +required:
> +  - compatible
> +  - interrupts
> +  - resets
> +  - reset-names
> +  - power-domains
> +  - clocks
> +  - clock-names
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/mt8192-clk.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/power/mt8192-power.h>
> +
> +    afe: mt8192-afe-pcm {
> +        compatible = "mediatek,mt8192-audio";
> +        interrupts = <GIC_SPI 202 IRQ_TYPE_LEVEL_HIGH>;
> +        resets = <&watchdog MT8192_TOPRGU_AUDIO_SW_RST>;
> +        reset-names = "audiosys";
> +        apmixedsys = <&apmixedsys>;
> +        infracfg = <&infracfg>;
> +        topckgen = <&topckgen>;
> +        power-domains = <&scpsys MT8192_POWER_DOMAIN_AUDIO>;
> +        clocks = <&audsys CLK_AUD_AFE>,
> +                 <&audsys CLK_AUD_DAC>,
> +                 <&audsys CLK_AUD_DAC_PREDIS>,
> +                 <&infracfg CLK_INFRA_AUDIO>,
> +                 <&infracfg CLK_INFRA_AUDIO_26M_B>;
> +        clock-names = "aud_afe_clk",
> +                      "aud_dac_clk",
> +                      "aud_dac_predis_clk",
> +                      "aud_infra_clk",
> +                      "aud_infra_26m_clk";
> +    };
> +
> +...
> -- 
> 2.18.0