linux-kernel - [PATCH 2/2] arm64: dts: qcom: qdu1000: Add IMEM and PIL info region

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Message-Id: <20230522151206.22654-3-quic_kbajaj@quicinc.com>
Date:   Mon, 22 May 2023 20:42:06 +0530
From:   Komal Bajaj <quic_kbajaj@...cinc.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc:     Komal Bajaj <quic_kbajaj@...cinc.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] arm64: dts: qcom: qdu1000: Add IMEM and PIL info region

Add a simple-mfd representing IMEM on QDU1000 and define the PIL
relocation info region, so that post mortem tools will be able
to locate the loaded remoteprocs.

Signed-off-by: Komal Bajaj <quic_kbajaj@...cinc.com>
---
 arch/arm64/boot/dts/qcom/qdu1000.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qdu1000.dtsi b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
index 734438113bba..4b52bebdbeeb 100644
--- a/arch/arm64/boot/dts/qcom/qdu1000.dtsi
+++ b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
@@ -1102,6 +1102,19 @@
 			};
 		};

+		sram@...80000 {
+			compatible = "qcom,qdu1000-imem", "syscon", "simple-mfd";
+			reg = <0 0x14680000 0 0x1000>;
+			ranges = <0 0 0x14680000 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			pil-reloc@94c {
+				compatible = "qcom,pil-reloc-info";
+				reg = <0x94c 0xc8>;
+			};
+		};
+
 		apps_smmu: iommu@...00000 {
 			compatible = "qcom,qdu1000-smmu-500", "arm,mmu-500";
 			reg = <0x0 0x15000000 0x0 0x100000>;
--
2.17.1