linux-kernel - Re: [PATCH v5 08/10] ASoC: dt-bindings: Add SC7280 sound card bindings

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Message-ID: <6bc587a0-fa8a-4509-99d9-f76aa2418c0b@linaro.org>
Date:   Tue, 23 Nov 2021 12:28:46 +0000
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Srinivasa Rao Mandadapu <srivasam@...eaurora.org>,
        agross@...nel.org, bjorn.andersson@...aro.org, lgirdwood@...il.com,
        broonie@...nel.org, robh+dt@...nel.org, plai@...eaurora.org,
        bgoswami@...eaurora.org, perex@...ex.cz, tiwai@...e.com,
        rohitkr@...eaurora.org, linux-arm-msm@...r.kernel.org,
        alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, swboyd@...omium.org,
        judyhsiao@...omium.org
Cc:     Venkata Prasad Potturu <potturu@...eaurora.org>
Subject: Re: [PATCH v5 08/10] ASoC: dt-bindings: Add SC7280 sound card
 bindings



On 22/11/2021 11:46, Srinivasa Rao Mandadapu wrote:
> Add bindings for lpass sc7280 based soundcards which supports
> audio over i2s based speaker, soundwire based headset, msm dmics
> and HDMI Port.
> 


Subject line is totally missleading,

This is not a soundcard bindings but its lpass cpu bindings.

--srini
> Signed-off-by: Srinivasa Rao Mandadapu <srivasam@...eaurora.org>
> Co-developed-by: Venkata Prasad Potturu <potturu@...eaurora.org>
> Signed-off-by: Venkata Prasad Potturu <potturu@...eaurora.org>
> ---
>   .../devicetree/bindings/sound/qcom,lpass-cpu.yaml  | 69 +++++++++++++++++++---
>   1 file changed, 61 insertions(+), 8 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml
> index 1e23c0e..0f5a57c 100644
> --- a/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml
> +++ b/Documentation/devicetree/bindings/sound/qcom,lpass-cpu.yaml
> @@ -22,35 +22,36 @@ properties:
>         - qcom,lpass-cpu
>         - qcom,apq8016-lpass-cpu
>         - qcom,sc7180-lpass-cpu
> +      - qcom,sc7280-lpass-cpu
>   
>     reg:
> -    maxItems: 2
> +    maxItems: 5
>       description: LPAIF core registers
>   
>     reg-names:
> -    maxItems: 2
> +    maxItems: 5
>   
>     clocks:
>       minItems: 3
> -    maxItems: 6
> +    maxItems: 7
>   
>     clock-names:
>       minItems: 3
> -    maxItems: 6
> +    maxItems: 7
>   
>     interrupts:
> -    maxItems: 2
> +    maxItems: 4
>       description: LPAIF DMA buffer interrupt
>   
>     interrupt-names:
> -    maxItems: 2
> +    maxItems: 4
>   
>     qcom,adsp:
>       $ref: /schemas/types.yaml#/definitions/phandle
>       description: Phandle for the audio DSP node
>   
>     iommus:
> -    maxItems: 2
> +    maxItems: 3
>       description: Phandle to apps_smmu node with sid mask
>   
>     power-domains:
> @@ -69,7 +70,7 @@ patternProperties:
>     "^dai-link@[0-9a-f]$":
>       type: object
>       description: |
> -      LPASS CPU dai node for each I2S device. Bindings of each node
> +      LPASS CPU dai node for each I2S device or Soundwire device. Bindings of each node
>         depends on the specific driver providing the functionality and
>         properties.
>       properties:
> @@ -174,6 +175,58 @@ allOf:
>           - iommus
>           - power-domains
>   
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: qcom,sc7280-lpass-cpu
> +
> +    then:
> +      properties:
> +        clock-names:
> +          oneOf:
> +            - items:   #for I2S
> +                - const: lpass_aon_cc_audio_hm_h_clk
> +                - const: lpass_core_cc_sysnoc_mport_core_clk
> +                - const: lpass_core_cc_ext_if1_ibit_clk
> +            - items:   #for Soundwire
> +                - const: lpass_aon_cc_audio_hm_h_clk
> +                - const: lpass_audio_cc_codec_mem0_clk
> +                - const: lpass_audio_cc_codec_mem1_clk
> +                - const: lpass_audio_cc_codec_mem2_clk
> +            - items:   #for HDMI
> +                - const: lpass_aon_cc_audio_hm_h_clk
> +
> +        reg-names:
> +          anyOf:
> +            - items:   #for I2S
> +                - const: lpass-lpaif
> +            - items:   #for I2S and HDMI
> +                - const: lpass-hdmiif
> +                - const: lpass-lpaif
> +            - items:   #for I2S, soundwire and HDMI
> +                - const: lpass-cdc-lpm
> +                - const: lpass-rxtx-lpaif
> +                - const: lpass-va-lpaif
> +                - const: lpass-hdmiif
> +                - const: lpass-lpaif
> +        interrupt-names:
> +          anyOf:
> +            - items:   #for I2S
> +                - const: lpass-irq-lpaif
> +            - items:   #for I2S and HDMI
> +                - const: lpass-irq-lpaif
> +                - const: lpass-irq-hdmi
> +            - items:   #for I2S, soundwire and HDMI
> +                - const: lpass-irq-lpaif
> +                - const: lpass-irq-vaif
> +                - const: lpass-irq-rxtxif
> +                - const: lpass-irq-hdmi
> +
> +      required:
> +        - iommus
> +        - power-domains
> +
>   examples:
>     - |
>       #include <dt-bindings/sound/sc7180-lpass.h>
>