linux-kernel - Re: [PATCH v9 12/12] arm64: dts: qcom: sc7280: Add sound node for CRD 3.0/3.1

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Date:   Fri, 22 Apr 2022 19:22:36 +0530
From:   Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>
To:     Matthias Kaehlcke <mka@...omium.org>
CC:     <agross@...nel.org>, <bjorn.andersson@...aro.org>,
        <robh+dt@...nel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <quic_rohkumar@...cinc.com>, <srinivas.kandagatla@...aro.org>,
        <dianders@...omium.org>, <swboyd@...omium.org>,
        <judyhsiao@...omium.org>,
        Venkata Prasad Potturu <quic_potturu@...cinc.com>
Subject: Re: [PATCH v9 12/12] arm64: dts: qcom: sc7280: Add sound node for CRD
 3.0/3.1


On 4/21/2022 11:33 PM, Matthias Kaehlcke wrote:

Thanks for your time Matthias!!!
> On Thu, Apr 21, 2022 at 08:17:39PM +0530, Srinivasa Rao Mandadapu wrote:
>> Add dt nodes for sound card support on rev5 (aka CRD 3.0/3.1) boards,
>> which is using WCD938x headset playback, capture, I2S speaker playback
>> and DMICs via VA macro.
>>
>> Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@...cinc.com>
>> Co-developed-by: Venkata Prasad Potturu <quic_potturu@...cinc.com>
>> Signed-off-by: Venkata Prasad Potturu <quic_potturu@...cinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/sc7280-herobrine-crd.dts | 98 +++++++++++++++++++++++
>>   1 file changed, 98 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine-crd.dts b/arch/arm64/boot/dts/qcom/sc7280-herobrine-crd.dts
>> index 4033d2a..bc6dbcc 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7280-herobrine-crd.dts
>> +++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine-crd.dts
>> @@ -42,6 +42,104 @@
>>   		qcom,mbhc-headphone-vthreshold-microvolt = <50000>;
>>   		#sound-dai-cells = <1>;
>>   	};
>> +
>> +	sound: sound {
>> +		compatible = "google,sc7280-herobrine";
>> +		model = "sc7280-wcd938x-max98360a-1mic";
>> +
>> +		audio-routing =
>> +			"IN1_HPHL", "HPHL_OUT",
>> +			"IN2_HPHR", "HPHR_OUT",
>> +			"AMIC1", "MIC BIAS1",
>> +			"AMIC2", "MIC BIAS2",
>> +			"VA DMIC0", "MIC BIAS1",
>> +			"VA DMIC1", "MIC BIAS1",
>> +			"VA DMIC2", "MIC BIAS3",
>> +			"VA DMIC3", "MIC BIAS3",
>> +			"TX SWR_ADC0", "ADC1_OUTPUT",
>> +			"TX SWR_ADC1", "ADC2_OUTPUT",
>> +			"TX SWR_ADC2", "ADC3_OUTPUT",
>> +			"TX SWR_DMIC0", "DMIC1_OUTPUT",
>> +			"TX SWR_DMIC1", "DMIC2_OUTPUT",
>> +			"TX SWR_DMIC2", "DMIC3_OUTPUT",
>> +			"TX SWR_DMIC3", "DMIC4_OUTPUT",
>> +			"TX SWR_DMIC4", "DMIC5_OUTPUT",
>> +			"TX SWR_DMIC5", "DMIC6_OUTPUT",
>> +			"TX SWR_DMIC6", "DMIC7_OUTPUT",
>> +			"TX SWR_DMIC7", "DMIC8_OUTPUT";
>> +
>> +		qcom,msm-mbhc-hphl-swh = <1>;
>> +		qcom,msm-mbhc-gnd-swh = <1>;
>> +
>> +		#address-cells = <1>;
>> +		#size-cells = <0>;
>> +		#sound-dai-cells = <0>;
>> +
>> +		dai-link@0 {
>> +			link-name = "MAX98360A";
>> +			reg = <MI2S_SECONDARY>;
> same comment as for "arm64: dts: qcom: sc7280: Add sound node for CRD
> 1.0 and CRD 2.0", i.e. use the link number for 'reg' instead of the lpass
> DAI id.
Okay. Will update accordingly.
>
>> +
>> +			cpu {
>> +				sound-dai = <&lpass_cpu MI2S_SECONDARY>;
>> +			};
>> +
>> +			codec {
>> +				sound-dai = <&max98360a>;
>> +			};
>> +		};
>> +
>> +		dai-link@1 {
>> +			link-name = "DisplayPort";
>> +			reg = <LPASS_DP_RX>;
>> +
>> +			cpu {
>> +				sound-dai = <&lpass_cpu LPASS_DP_RX>;
>> +			};
>> +
>> +			codec {
>> +				sound-dai = <&mdss_dp>;
>> +			};
>> +		};
>> +
>> +		dai-link@2 {
>> +			link-name = "WCD9385 Playback";
>> +			reg = <LPASS_CDC_DMA_RX0>;
>> +
>> +			cpu {
>> +				sound-dai = <&lpass_cpu LPASS_CDC_DMA_RX0>;
>> +			};
>> +
>> +			codec {
>> +				sound-dai = <&wcd938x 0>, <&swr0 0>, <&lpass_rx_macro 0>;
>> +			};
>> +		};
>> +
>> +		dai-link@3 {
>> +			link-name = "WCD9385 Capture";
>> +			reg = <LPASS_CDC_DMA_TX3>;
>> +
>> +			cpu {
>> +				sound-dai = <&lpass_cpu LPASS_CDC_DMA_TX3>;
>> +			};
>> +
>> +			codec {
>> +				sound-dai = <&wcd938x 1>, <&swr1 0>, <&lpass_tx_macro 0>;
>> +			};
>> +		};
>> +
>> +		dai-link@4 {
>> +			link-name = "DMIC";
>> +			reg = <LPASS_CDC_DMA_VA_TX0>;
>> +
>> +			cpu {
>> +				sound-dai = <&lpass_cpu LPASS_CDC_DMA_VA_TX0>;
>> +			};
>> +
>> +			codec {
>> +				sound-dai = <&lpass_va_macro 0>;
>> +			};
>> +		};
>> +	};
>>   };