linux-kernel - [PATCH 1/2] arm64: dts: imx95: add DDR Perf Monitor node

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Message-Id: <20240805201416.2974996-1-Frank.Li@nxp.com>
Date: Mon,  5 Aug 2024 16:14:15 -0400
From: Frank Li <Frank.Li@....com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS),
	imx@...ts.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
	linux-arm-kernel@...ts.infradead.org (moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
	linux-kernel@...r.kernel.org (open list)
Cc: imx@...ts.linux.dev
Subject: [PATCH 1/2] arm64: dts: imx95: add DDR Perf Monitor node

From: Xu Yang <xu.yang_2@....com>

Add DDR Perf Monitor for i.MX95.

Signed-off-by: Xu Yang <xu.yang_2@....com>
Reviewed-by: Peng Fan <peng.fan@....com>
Signed-off-by: Frank Li <Frank.Li@....com>
---
 arch/arm64/boot/dts/freescale/imx95.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
index 217565c960bba..d25465c947822 100644
--- a/arch/arm64/boot/dts/freescale/imx95.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
@@ -1555,5 +1555,11 @@ sai2: sai@...80000 {
 			dma-names = "rx", "tx";
 			status = "disabled";
 		};
+
+		ddr-pmu@...90dc0 {
+			compatible = "fsl,imx95-ddr-pmu", "fsl,imx93-ddr-pmu";
+			reg = <0x0 0x4e090dc0 0x0 0x200>;
+			interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
+		};
 	};
 };
-- 
2.34.1