linux-kernel - [RFC 5/7] arm64: dts: qcom: x1e80100: Add cpucp mailbox and sram nodes

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Message-ID: <20240117173458.2312669-6-quic_sibis@quicinc.com>
Date: Wed, 17 Jan 2024 23:04:56 +0530
From: Sibi Sankar <quic_sibis@...cinc.com>
To: <sudeep.holla@....com>, <cristian.marussi@....com>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <jassisinghbrar@...il.com>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...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>
Subject: [RFC 5/7] 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 6f75fc342ceb..afdbd27f8346 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi
+++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
@@ -3309,6 +3309,13 @@ gic_its: msi-controller@...40000 {
 			};
 		};
 
+		cpucp_mbox: mailbox@...30000 {
+			compatible = "qcom,x1e80100-cpucp-mbox", "qcom,cpucp-mbox";
+			reg = <0 0x17430000 0 0x10000>, <0 0x18830000 0 0x300>;
+			interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
+			#mbox-cells = <1>;
+		};
+
 		apps_rsc: rsc@...00000 {
 			compatible = "qcom,rpmh-rsc";
 			reg = <0 0x17500000 0 0x10000>,
@@ -3492,6 +3499,25 @@ frame@...0d000 {
 			};
 		};
 
+		sram: sram@...4e000 {
+			compatible = "mmio-sram";
+			reg = <0x0 0x18b4e000 0x0 0x400>;
+			ranges = <0x0 0x0 0x18b4e000 0x400>;
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			cpu_scp_lpri0: scmi-shmem@0 {
+				compatible = "arm,scmi-shmem";
+				reg = <0x0 0x200>;
+			};
+
+			cpu_scp_lpri1: scmi-shmem@200 {
+				compatible = "arm,scmi-shmem";
+				reg = <0x200 0x200>;
+			};
+		};
+
 		system-cache-controller@...00000 {
 			compatible = "qcom,x1e80100-llcc";
 			reg = <0 0x25000000 0 0x200000>,
-- 
2.34.1