From:   Mukesh Ojha <quic_mojha@quicinc.com>
To:     <agross@kernel.org>, <andersson@kernel.org>,
        <konrad.dybcio@linaro.org>, <robh+dt@kernel.org>,
        <krzysztof.kozlowski+dt@linaro.org>, <elder@linaro.org>
CC:     <linux-arm-msm@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>,
        Mukesh Ojha <quic_mojha@quicinc.com>
Subject: [PATCH v3] arm64: dts: qcom: sm8450: Add IMEM and PIL info region
Date:   Wed, 22 Feb 2023 21:00:45 +0530
Message-ID: <1677079845-17650-1-git-send-email-quic_mojha@quicinc.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

Add a simple-mfd representing IMEM on SM8450 and define the PIL
relocation info region, so that post mortem tools will be able
to locate the loaded remoteprocs.

Signed-off-by: Mukesh Ojha <quic_mojha@quicinc.com>
---
Change in v3:
 - Sorted by address.

Changes in v2:
 -  put ranges after regs and corrected the sram node position.

 arch/arm64/boot/dts/qcom/sm8450.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 1a744a3..7671f15 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -3689,6 +3689,20 @@
 			};
 		};
 
+		sram@146aa000 {
+			compatible = "qcom,sm8450-imem", "syscon", "simple-mfd";
+			reg = <0 0x146aa000 0 0x1000>;
+			ranges = <0 0 0x146aa000 0x1000>;
+
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			pil-reloc@94c {
+				compatible = "qcom,pil-reloc-info";
+				reg = <0x94c 0xc8>;
+			};
+		};
+
 		apps_smmu: iommu@15000000 {
 			compatible = "qcom,sm8450-smmu-500", "arm,mmu-500";
 			reg = <0 0x15000000 0 0x100000>;
-- 
2.7.4