[PATCH v3] arm64: dts: qcom: sm6150: Add ADSP and CDSP fastrpc nodes
From: Ling Xu
Date: Mon Jul 28 2025 - 23:13:37 EST
Add ADSP and CDSP fastrpc nodes for SM6150 platform.
Signed-off-by: Ling Xu <quic_lxu5@xxxxxxxxxxx>
---
V2 -> v3:
- Add nsessions.
patch [v2]: https://lore.kernel.org/linux-arm-msm/20250703055532.2199477-1-quic_lxu5@xxxxxxxxxxx/
v1 -> v2:
- resend patch.
Patch [v1]: https://lore.kernel.org/linux-arm-msm/20250523103853.1538813-1-quic_lxu5@xxxxxxxxxxx/
---
arch/arm64/boot/dts/qcom/sm6150.dtsi | 87 ++++++++++++++++++++++++++++
1 file changed, 87 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sm6150.dtsi b/arch/arm64/boot/dts/qcom/sm6150.dtsi
index e033b53f0f0f..b01a7511b71a 100644
--- a/arch/arm64/boot/dts/qcom/sm6150.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6150.dtsi
@@ -3172,6 +3172,56 @@ glink-edge {
mboxes = <&apss_shared 4>;
label = "cdsp";
qcom,remote-pid = <5>;
+
+ fastrpc {
+ compatible = "qcom,fastrpc";
+ qcom,glink-channels = "fastrpcglink-apps-dsp";
+ label = "cdsp";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ compute-cb@1 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <1>;
+ iommus = <&apps_smmu 0x1081 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@2 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <2>;
+ iommus = <&apps_smmu 0x1082 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@3 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <3>;
+ iommus = <&apps_smmu 0x1083 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@4 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <4>;
+ iommus = <&apps_smmu 0x1084 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@5 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <5>;
+ iommus = <&apps_smmu 0x1085 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@6 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <6>;
+ iommus = <&apps_smmu 0x1086 0x0>;
+ dma-coherent;
+ };
+ };
};
};
@@ -3844,6 +3894,43 @@ glink_edge: glink-edge {
mboxes = <&apss_shared 24>;
label = "lpass";
qcom,remote-pid = <2>;
+
+ fastrpc {
+ compatible = "qcom,fastrpc";
+ qcom,glink-channels = "fastrpcglink-apps-dsp";
+ label = "adsp";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ compute-cb@3 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <3>;
+ iommus = <&apps_smmu 0x1723 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@4 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <4>;
+ iommus = <&apps_smmu 0x1724 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@5 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <5>;
+ iommus = <&apps_smmu 0x1725 0x0>;
+ dma-coherent;
+ };
+
+ compute-cb@6 {
+ compatible = "qcom,fastrpc-compute-cb";
+ reg = <6>;
+ iommus = <&apps_smmu 0x1726 0x0>;
+ qcom,nsessions = <5>;
+ dma-coherent;
+ };
+ };
};
};
};
--
2.34.1