linux-kernel - [PATCH 3/9] arm64: dts: qcom: sc7280: Add device tree node for LLCC

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Message-Id: <c4b7ae4dd009f563e6786f4a41f09efa38636fb6.1614244789.git.saiprakash.ranjan@codeaurora.org>
Date:   Thu, 25 Feb 2021 15:00:19 +0530
From:   Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     devicetree@...r.kernel.org, Stephen Boyd <swboyd@...omium.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        Rajendra Nayak <rnayak@...eaurora.org>,
        Sibi Sankar <sibis@...eaurora.org>,
        Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
Subject: [PATCH 3/9] arm64: dts: qcom: sc7280: Add device tree node for LLCC

Add a DT node for Last level cache (aka. system cache)
controller which provides control over the last level
cache present on SC7280 SoC.

Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
---
 arch/arm64/boot/dts/qcom/sc7280.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 3b86052b78bc..aeeb47c70c3a 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -338,6 +338,13 @@ uart5: serial@...000 {
 			};
 		};
 
+		system-cache-controller@...0000 {
+			compatible = "qcom,sc7280-llcc";
+			reg = <0 0x09200000 0 0xd0000>, <0 0x09600000 0 0x50000>;
+			reg-names = "llcc_base", "llcc_broadcast_base";
+			interrupts = <GIC_SPI 582 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
 		pdc: interrupt-controller@...0000 {
 			compatible = "qcom,sc7280-pdc", "qcom,pdc";
 			reg = <0 0xb220000 0 0x30000>;
-- 
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