[alsa-devel] [RESEND PATCH v2 15/15] arm64: dts: msm8996: db820c: Add sound card support

Srinivas Kandagatla srinivas.kandagatla at linaro.org
Wed Jan 3 17:27:32 CET 2018


Thanks for the comments,

On 03/01/18 00:22, Bjorn Andersson wrote:
> On Thu 14 Dec 09:34 PST 2017, srinivas.kandagatla at linaro.org wrote:
> 
>> From: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
>>
>> This patch adds hdmi sound card support to db820c via qdsp.
>>
>> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
>> ---
>>   arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi |  5 +++++
>>   arch/arm64/boot/dts/qcom/msm8996.dtsi        | 33 ++++++++++++++++++++++++++++
>>   2 files changed, 38 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
>> index 9769053957af..b955769b100d 100644
>> --- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
>> @@ -190,6 +190,11 @@
>>   		};
>>   	};
>>   
>> +	snd {
>> +		compatible = "qcom,apq8096-sndcard";
>> +		qcom,model = "DB820c";
>> +		iommus = <&lpass_q6_smmu 1>;
>> +	};
>>   
>>   	gpio_keys {
>>   		compatible = "gpio-keys";
>> diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
>> index a144cec7bb71..25c43fb8ab49 100644
>> --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
>> @@ -1262,6 +1262,7 @@
>>   
>>   				phys = <&hdmi_phy>;
>>   				phy-names = "hdmi_phy";
>> +				#sound-dai-cells = <0>;
>>   
>>   				ports {
>>   					#address-cells = <1>;
>> @@ -1297,6 +1298,33 @@
>>   					      "ref_clk";
>>   			};
>>   		};
>> +
>> +	        lpass_q6_smmu: arm,smmu-lpass_q6 at 1600000 {
> 
> name this node "iommu"
will rename it to arm,smmu at 1600000

> 
>> +			compatible = "qcom,msm8996-smmu-v2";
>> +	                reg = <0x1600000 0x20000>;
>> +	                #iommu-cells = <1>;
>> +                        power-domains = <&gcc HLOS1_VOTE_LPASS_CORE_GDSC>;
> 
> Indentation
sure.

> 
>> +
>> +			#global-interrupts = <1>;
>> +		        interrupts = <GIC_SPI 404 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 393 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 394 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 395 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 396 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 397 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 398 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 399 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 400 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 401 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 402 IRQ_TYPE_LEVEL_HIGH>,
>> +		                <GIC_SPI 403 IRQ_TYPE_LEVEL_HIGH>;
>> +
>> +			clocks = <&gcc GCC_HLOS1_VOTE_LPASS_CORE_SMMU_CLK>,
>> +				 <&gcc GCC_HLOS1_VOTE_LPASS_ADSP_SMMU_CLK>;
>> +			clock-names = "iface", "bus";
>> +                        status = "okay";
>> +		};
>>   	};
>>   
>>   	adsp-pil {
>> @@ -1325,6 +1353,11 @@
>>   			qcom,ipc = <&apcs 16 8>;
>>   			qcom,smd-edge = <1>;
>>   			qcom,remote-pid = <2>;
>> +
>> +			apr {
> 
> "apr-audio-svc", as this is not the only apr channel on this edge.

yep.

> 
>> +				compatible = "qcom,apr-msm8996";
>> +				qcom,smd-channels = "apr_audio_svc";
>> +			};
>>   		};
> 
> Regards,
> Bjorn
> 


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