[PATCH v10 2/5] arm64: dts: qcom: lemans: add GDSP fastrpc-compute-cb nodes

From: Ling Xu
Date: Tue Aug 12 2025 - 23:07:42 EST


Add GDSP0 and GDSP1 fastrpc compute-cb nodes for lemans SoC.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxxxxxxxx>
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Signed-off-by: Ling Xu <quic_lxu5@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/lemans.dtsi | 58 ++++++++++++++++++++++++++++
1 file changed, 58 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/lemans.dtsi b/arch/arm64/boot/dts/qcom/lemans.dtsi
index 322abd0294be..a4c79194cee9 100644
--- a/arch/arm64/boot/dts/qcom/lemans.dtsi
+++ b/arch/arm64/boot/dts/qcom/lemans.dtsi
@@ -6092,6 +6092,35 @@ IPCC_MPROC_SIGNAL_GLINK_QMP

label = "gpdsp0";
qcom,remote-pid = <17>;
+
+ fastrpc {
+ compatible = "qcom,fastrpc";
+ qcom,glink-channels = "fastrpcglink-apps-dsp";
+ label = "gdsp0";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ compute-cb@1 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <1>;
+ iommus = <&apps_smmu 0x38a1 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@2 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <2>;
+ iommus = <&apps_smmu 0x38a2 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@3 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <3>;
+ iommus = <&apps_smmu 0x38a3 0x0>;
+ dma-coherent;
+ };
+ };
};
};

@@ -6135,6 +6164,35 @@ IPCC_MPROC_SIGNAL_GLINK_QMP

label = "gpdsp1";
qcom,remote-pid = <18>;
+
+ fastrpc {
+ compatible = "qcom,fastrpc";
+ qcom,glink-channels = "fastrpcglink-apps-dsp";
+ label = "gdsp1";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ compute-cb@1 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <1>;
+ iommus = <&apps_smmu 0x38c1 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@2 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <2>;
+ iommus = <&apps_smmu 0x38c2 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@3 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <3>;
+ iommus = <&apps_smmu 0x38c3 0x0>;
+ dma-coherent;
+ };
+ };
};
};

--
2.34.1