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arm64: dts: qcom: Add RPM GLINK transport for Shikra #791

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Merged
Komal-Bajaj merged 2 commits into from
Mar 26, 2026
Merged

arm64: dts: qcom: Add RPM GLINK transport for Shikra #791

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e3b26c5
dt-bindings: mailbox: qcom,apcs-kpss-global: Add Shikra compatible
quic-vishsant Mar 16, 2026
8c37bdb
arm64: dts: qcom: Add RPM GLINK transport nodes
quic-vishsant Mar 16, 2026
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2 changes: 2 additions & 0 deletions Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,7 @@ properties:
- qcom,msm8996-apcs-hmss-global
- qcom,qcm2290-apcs-hmss-global
- qcom,sdm845-apss-shared
- qcom,shikra-apcs-hmss-global

reg:
maxItems: 1
Expand Down Expand Up @@ -238,6 +239,7 @@ allOf:
- qcom,msm8996-apcs-hmss-global
- qcom,qcm2290-apcs-hmss-global
- qcom,sdm845-apss-shared
- qcom,shikra-apcs-hmss-global
then:
properties:
clocks: false
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1 change: 1 addition & 0 deletions Documentation/devicetree/bindings/remoteproc/qcom,rpm-proc.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,7 @@ properties:
- qcom,qcm2290-rpm-proc
- qcom,qcs404-rpm-proc
- qcom,sdm660-rpm-proc
- qcom,shikra-rpm-proc
- qcom,sm6115-rpm-proc
- qcom,sm6125-rpm-proc
- qcom,sm6375-rpm-proc
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30 changes: 30 additions & 0 deletions arch/arm64/boot/dts/qcom/shikra.dtsi
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Expand Up @@ -102,6 +102,17 @@
interrupts = <GIC_PPI 5 IRQ_TYPE_LEVEL_HIGH>;
};

rpm: remoteproc {
compatible = "qcom,shikra-rpm-proc", "qcom,rpm-proc";

glink-edge {
compatible = "qcom,glink-rpm";
interrupts = <GIC_SPI 194 IRQ_TYPE_EDGE_RISING>;
qcom,rpm-msg-ram = <&rpm_msg_ram>;
mboxes = <&apcs_glb 0>;
};
};

reserved_memory: reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
Expand Down Expand Up @@ -242,6 +253,19 @@
};
};

rpm_msg_ram: sram@45f0000 {
compatible = "qcom,rpm-msg-ram", "mmio-sram";
reg = <0x0 0x045f0000 0x0 0x7000>;

#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x0 0x045f0000 0x7000>;

apss_mpm: sram@1b8 {
reg = <0x1b8 0x48>;
};
};

adreno_smmu: iommu@59a0000 {
compatible = "qcom,shikra-smmu-500", "qcom,smmu-500", "arm,mmu-500";
reg = <0x0 0x059a0000 0x0 0x10000>;
Expand Down Expand Up @@ -365,6 +389,12 @@
ranges;
};

apcs_glb: mailbox@f400000 {
compatible = "qcom,shikra-apcs-hmss-global";
reg = <0x0 0x0f400000 0x0 0x1000>;
#mbox-cells = <1>;
};

timer@f420000 {
compatible = "arm,armv7-timer-mem";
reg = <0x0 0x0f420000 0x0 0x1000>;
Expand Down