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

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Message-ID: <ee1b9c87-24b6-4391-b01e-3be73cd42862@mainlining.org>
Date: Sun, 9 Nov 2025 01:35:14 +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


09.11.2025 01:22, Nickolay Goppen пишет:
>
> 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
>
nvm, it's used when registering the FastRPC device.
>>
>> Konrad
>
-- 
Best regards,
Nickolay