linux-kernel - [PATCH V7 1/2] arm64: dts: qcom: x1e80100: Add cpucp mailbox and sram nodes

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Message-ID: <20241030130840.2890904-2-quic_sibis@quicinc.com>
Date: Wed, 30 Oct 2024 18:38:39 +0530
From: Sibi Sankar <quic_sibis@...cinc.com>
To: <sudeep.holla@....com>, <cristian.marussi@....com>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <dmitry.baryshkov@...aro.org>
CC: <linux-kernel@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <quic_rgottimu@...cinc.com>,
        <quic_kshivnan@...cinc.com>, <quic_sibis@...cinc.com>,
        <conor+dt@...nel.org>, <quic_nkela@...cinc.com>,
        <quic_psodagud@...cinc.com>, <abel.vesa@...aro.org>
Subject: [PATCH V7 1/2] arm64: dts: qcom: x1e80100: Add cpucp mailbox and sram nodes

Add the cpucp mailbox and sram nodes required by SCMI perf protocol
on X1E80100 SoCs.

Signed-off-by: Sibi Sankar <quic_sibis@...cinc.com>
---
 arch/arm64/boot/dts/qcom/x1e80100.dtsi | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
index f70a7e00ed50..be93e482bb28 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi
+++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
@@ -5786,6 +5786,13 @@ gic_its: msi-controller@...40000 {
 			};
 		};
 
+		cpucp_mbox: mailbox@...30000 {
+			compatible = "qcom,x1e80100-cpucp-mbox";
+			reg = <0 0x17430000 0 0x10000>, <0 0x18830000 0 0x10000>;
+			interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
+			#mbox-cells = <1>;
+		};
+
 		apps_rsc: rsc@...00000 {
 			compatible = "qcom,rpmh-rsc";
 			reg = <0 0x17500000 0 0x10000>,
@@ -5969,6 +5976,25 @@ frame@...0d000 {
 			};
 		};
 
+		sram: sram@...4e000 {
+			compatible = "mmio-sram";
+			reg = <0x0 0x18b4e000 0x0 0x400>;
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0x0 0x18b4e000 0x400>;
+
+			cpu_scp_lpri0: scp-sram-section@0 {
+				compatible = "arm,scmi-shmem";
+				reg = <0x0 0x200>;
+			};
+
+			cpu_scp_lpri1: scp-sram-section@200 {
+				compatible = "arm,scmi-shmem";
+				reg = <0x200 0x200>;
+			};
+		};
+
 		pmu@...91000 {
 			compatible = "qcom,x1e80100-llcc-bwmon", "qcom,sc7280-llcc-bwmon";
 			reg = <0 0x24091000 0 0x1000>;
-- 
2.34.1