* [PATCH] arm64: dts: qcom: sc8280xp: Add ADSP FastRPC node
@ 2026-04-03 12:07 Pengyu Luo
2026-04-03 19:49 ` Dmitry Baryshkov
0 siblings, 1 reply; 2+ messages in thread
From: Pengyu Luo @ 2026-04-03 12:07 UTC (permalink / raw)
To: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley
Cc: Pengyu Luo, linux-arm-msm, devicetree, linux-kernel
Add the FastRPC node to enable offloading compute tasks to the ADSP
via the FastRPC framework.
Signed-off-by: Pengyu Luo <mitltlatltl@gmail.com>
---
arch/arm64/boot/dts/qcom/sc8280xp.dtsi | 27 ++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
index 761f229e8f47..ee02acd18856 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
@@ -2966,6 +2966,33 @@ IPCC_MPROC_SIGNAL_GLINK_QMP
label = "lpass";
qcom,remote-pid = <2>;
+ fastrpc {
+ compatible = "qcom,fastrpc";
+ qcom,glink-channels = "fastrpcglink-apps-dsp";
+ label = "adsp";
+ qcom,non-secure-domain;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ compute-cb@3 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <3>;
+ iommus = <&apps_smmu 0x0c03 0x0>;
+ };
+
+ compute-cb@4 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <4>;
+ iommus = <&apps_smmu 0x0c04 0x0>;
+ };
+
+ compute-cb@5 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <5>;
+ iommus = <&apps_smmu 0x0c05 0x0>;
+ };
+ };
+
gpr {
compatible = "qcom,gpr";
qcom,glink-channels = "adsp_apps";
--
2.53.0
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] arm64: dts: qcom: sc8280xp: Add ADSP FastRPC node
2026-04-03 12:07 [PATCH] arm64: dts: qcom: sc8280xp: Add ADSP FastRPC node Pengyu Luo
@ 2026-04-03 19:49 ` Dmitry Baryshkov
0 siblings, 0 replies; 2+ messages in thread
From: Dmitry Baryshkov @ 2026-04-03 19:49 UTC (permalink / raw)
To: Pengyu Luo
Cc: Bjorn Andersson, Konrad Dybcio, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, linux-arm-msm, devicetree, linux-kernel
On Fri, Apr 03, 2026 at 08:07:52PM +0800, Pengyu Luo wrote:
> Add the FastRPC node to enable offloading compute tasks to the ADSP
> via the FastRPC framework.
>
> Signed-off-by: Pengyu Luo <mitltlatltl@gmail.com>
> ---
> arch/arm64/boot/dts/qcom/sc8280xp.dtsi | 27 ++++++++++++++++++++++++++
> 1 file changed, 27 insertions(+)
>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
--
With best wishes
Dmitry
^ permalink raw reply [flat|nested] 2+ messages in thread
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2026-04-03 19:49 ` Dmitry Baryshkov
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