[PATCH v2 1/3] arm64: dts: qcom: eliza: Describe the CDSP remoteproc

From: Abel Vesa

Date: Tue Jul 21 2026 - 04:26:53 EST


Describe the CDSP remoteproc along with the related SMP2P.

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/eliza.dtsi | 64 +++++++++++++++++++++++++++++++++++++
1 file changed, 64 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/eliza.dtsi b/arch/arm64/boot/dts/qcom/eliza.dtsi
index 357e8066c176..0c6fdfc5a4cc 100644
--- a/arch/arm64/boot/dts/qcom/eliza.dtsi
+++ b/arch/arm64/boot/dts/qcom/eliza.dtsi
@@ -626,6 +626,30 @@ smp2p_adsp_in: slave-kernel {
};
};

+ smp2p-cdsp {
+ compatible = "qcom,smp2p";
+ qcom,smem = <94>, <432>;
+ interrupts-extended = <&ipcc IPCC_CLIENT_CDSP
+ IPCC_MPROC_SIGNAL_SMP2P
+ IRQ_TYPE_EDGE_RISING>;
+ mboxes = <&ipcc IPCC_CLIENT_CDSP
+ IPCC_MPROC_SIGNAL_SMP2P>;
+
+ qcom,local-pid = <0>;
+ qcom,remote-pid = <5>;
+
+ smp2p_cdsp_out: master-kernel {
+ qcom,entry-name = "master-kernel";
+ #qcom,smem-state-cells = <1>;
+ };
+
+ smp2p_cdsp_in: slave-kernel {
+ qcom,entry-name = "slave-kernel";
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+ };
+
soc: soc@0 {
compatible = "simple-bus";

@@ -3737,6 +3761,46 @@ nsp_noc: interconnect@320c0000 {
qcom,bcm-voters = <&apps_bcm_voter>;
#interconnect-cells = <2>;
};
+
+ remoteproc_cdsp: remoteproc@32300000 {
+ compatible = "qcom,eliza-cdsp-pas";
+ reg = <0x0 0x32300000 0x0 0x10000>;
+
+ interrupts-extended = <&intc GIC_SPI 578 IRQ_TYPE_EDGE_RISING>,
+ <&smp2p_cdsp_in 0 IRQ_TYPE_EDGE_RISING>,
+ <&smp2p_cdsp_in 1 IRQ_TYPE_EDGE_RISING>,
+ <&smp2p_cdsp_in 2 IRQ_TYPE_EDGE_RISING>,
+ <&smp2p_cdsp_in 3 IRQ_TYPE_EDGE_RISING>,
+ <&smp2p_cdsp_in 7 IRQ_TYPE_EDGE_RISING>;
+ interrupt-names = "wdog",
+ "fatal",
+ "ready",
+ "handover",
+ "stop-ack",
+ "shutdown-ack";
+
+ clocks = <&rpmhcc RPMH_CXO_CLK>;
+ clock-names = "xo";
+
+ power-domains = <&rpmhpd RPMHPD_CX>,
+ <&rpmhpd RPMHPD_MX>,
+ <&rpmhpd RPMHPD_NSP>;
+ power-domain-names = "cx",
+ "mx",
+ "nsp";
+
+ interconnects = <&nsp_noc MASTER_CDSP_PROC QCOM_ICC_TAG_ALWAYS
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;
+
+ memory-region = <&cdsp_mem>, <&q6_cdsp_dtb_mem>, <&global_sync_mem>;
+
+ qcom,qmp = <&aoss_qmp>;
+
+ qcom,smem-states = <&smp2p_cdsp_out 0>;
+ qcom,smem-state-names = "stop";
+
+ status = "disabled";
+ };
};

thermal-zones {

--
2.54.0