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Message-ID: <88f2a859-3a3c-7aed-ebdb-4ca90b3b08dc@quicinc.com>
Date: Fri, 22 Apr 2022 19:21:30 +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 11/12] arm64: dts: qcom: sc7280: Add sound node for CRD
1.0 and CRD 2.0
On 4/21/2022 11:26 PM, Matthias Kaehlcke wrote:
Thanks for your time Matthias!!!
> On Thu, Apr 21, 2022 at 08:17:38PM +0530, Srinivasa Rao Mandadapu wrote:
>
>> Subject: arm64: dts: qcom: sc7280: Add sound node for CRD 1.0 and CRD 2.0
> nit: and the IDP boards?
Okay.
>
>> Add dt nodes for sound card support on revision 3 and 4
>> (aka CRD 1.0 and 2.0) 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-crd-r3.dts | 23 +++++++
>> arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 98 ++++++++++++++++++++++++++++++
>> 2 files changed, 121 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts b/arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts
>> index 462d655..763d2bf 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts
>> +++ b/arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts
>> @@ -87,6 +87,29 @@ ap_ts_pen_1v8: &i2c13 {
>> pins = "gpio51";
>> };
>>
>> +&sound {
>> + 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";
>> +};
>> +
>> &wcd938x {
>> pinctrl-names = "default", "sleep", "us_euro_hs_sel";
>> pinctrl-0 = <&wcd_reset_n>;
>> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
>> index 2e991e8..f2ad0c6 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
>> @@ -85,6 +85,104 @@
>> pinctrl-names = "default";
>> pinctrl-0 = <&nvme_pwren>;
>> };
>> +
>> + 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 BIAS3",
>> + "VA DMIC1", "MIC BIAS3",
>> + "VA DMIC2", "MIC BIAS1",
>> + "VA DMIC3", "MIC BIAS1",
>> + "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>;
> This usually is the same as the node address. Given that it's a bogus value that
> isn't used the link number seems a better choice than the lpass DAI id.
Okay. Will update reg property with link number.
>
> Note for other reviewers: the current state of discussion is to remove this
> property from the binding and device trees in a follow up series.
>
>> +
>> + 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>;
>> + };
>> + };
>> + };
>> };
>>
>> &apps_rsc {
>> --
>> 2.7.4
>>
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