linux-kernel - Re: [PATCH v2 3/3] arm64: dts: qcom: sdm630: Add FastRPC nodes to ADSP

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Message-ID: <1fac29fc-5de8-4e24-8a25-067d47fe0ff7@mainlining.org>
Date: Sun, 9 Nov 2025 01:22:13 +0300
From: Nickolay Goppen <setotau@...nlining.org>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
 Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>,
 Srinivas Kandagatla <srinivas.kandagatla@....qualcomm.com>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht,
 linux@...nlining.org
Subject: Re: [PATCH v2 3/3] arm64: dts: qcom: sdm630: Add FastRPC nodes to
 ADSP


24.10.2025 11:26, Konrad Dybcio пишет:
> On 10/23/25 9:52 PM, Nickolay Goppen wrote:
>> Add FastRPC subnode with compute-cb subnodes to ADSP node.
>>
>> Signed-off-by: Nickolay Goppen <setotau@...nlining.org>
>> ---
>>   arch/arm64/boot/dts/qcom/sdm630.dtsi | 33 +++++++++++++++++++++++++++++++++
>>   1 file changed, 33 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sdm630.dtsi b/arch/arm64/boot/dts/qcom/sdm630.dtsi
>> index f4906ee3f0c3..2764666714e6 100644
>> --- a/arch/arm64/boot/dts/qcom/sdm630.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sdm630.dtsi
>> @@ -2342,6 +2342,39 @@ q6routing: routing {
>>   						};
>>   					};
>>   				};
>> +
>> +				fastrpc {
>> +					compatible = "qcom,fastrpc";
>> +					qcom,glink-channels = "fastrpcglink-apps-dsp";
>> +					label = "adsp";
>> +					qcom,non-secure-domain;
> I'm not sure this property is valid

I've looked into FastRPC driver and found out, that the 
"qcom,non-secure-domain" property isn't valid at least for adsp

>
> Konrad

-- 
Best regards,
Nickolay