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From: Peng Fan <peng.fan@nxp.com>
To: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	 Sascha Hauer <s.hauer@pengutronix.de>,
	 Pengutronix Kernel Team <kernel@pengutronix.de>,
	 Fabio Estevam <festevam@gmail.com>, Frank Li <Frank.Li@nxp.com>
Cc: devicetree@vger.kernel.org, imx@lists.linux.dev,
	 linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,  Peng Fan <peng.fan@nxp.com>
Subject: [PATCH v2 02/11] arm64: dts: imx95: Add System Counter node
Date: Mon, 18 Aug 2025 09:25:32 +0800	[thread overview]
Message-ID: <20250818-imx9-dts-v2-2-8ba787fb5280@nxp.com> (raw)
In-Reply-To: <20250818-imx9-dts-v2-0-8ba787fb5280@nxp.com>

Add System Counter node to support cpuidle when arm generic timer stops

Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx95.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi
index dbcc557d07f5b8a0ef27d68b7211b07d26fdb9bc..642dc4b7a4770be50960f53a73db965ea4374e24 100644
--- a/arch/arm64/boot/dts/freescale/imx95.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx95.dtsi
@@ -1260,6 +1260,15 @@ mu1: mailbox@44220000 {
 				status = "disabled";
 			};
 
+			system_counter: timer@44290000 {
+				compatible = "nxp,imx95-sysctr-timer";
+				reg = <0x44290000 0x30000>;
+				interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&osc_24m>;
+				clock-names = "per";
+				nxp,no-divider;
+			};
+
 			tpm1: pwm@44310000 {
 				compatible = "fsl,imx7ulp-pwm";
 				reg = <0x44310000 0x1000>;

-- 
2.37.1


  parent reply	other threads:[~2025-08-18  1:26 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-18  1:25 [PATCH v2 00/11] arm64: dts: imx95: various updates Peng Fan
2025-08-18  1:25 ` [PATCH v2 01/11] arm64: dts: imx95: Correct the lpuart7 and lpuart8 srcid Peng Fan
2025-08-18 15:54   ` Frank Li
2025-08-18  1:25 ` Peng Fan [this message]
2025-08-18  1:25 ` [PATCH v2 03/11] arm64: dts: imx95: Add LMM/CPU nodes Peng Fan
2025-08-18  1:25 ` [PATCH v2 04/11] arm64: dts: imx95: Add more V2X MUs Peng Fan
2025-08-18  1:25 ` [PATCH v2 05/11] arm64: dts: imx95: Add OCOTP node Peng Fan
2025-08-18  1:25 ` [PATCH v2 06/11] arm64: dts: imx95: Add coresight nodes Peng Fan
2025-08-18 15:55   ` Frank Li
2025-08-18  1:25 ` [PATCH v2 07/11] arm64: dts: imx95-evk: Update alias Peng Fan
2025-08-18  1:25 ` [PATCH v2 08/11] arm64: dts: imx95-19x19-evk: Add Tsettle delay in m2 regulator Peng Fan
2025-08-18  1:25 ` [PATCH v2 09/11] arm64: dts: imx95-19x19-evk: Add pca9632 node Peng Fan
2025-08-18  1:25 ` [PATCH v2 10/11] arm64: dts: imx95-19x19-evk: Add pf09 and pf53 thermal zones Peng Fan
2025-08-18  1:25 ` [PATCH v2 11/11] arm64: dts: imx95-15x15-evk: Change pinctrl settings for usdhc2 Peng Fan
2025-08-18 18:24 ` [PATCH v2 00/11] arm64: dts: imx95: various updates Rob Herring (Arm)
2025-08-19  1:19   ` Peng Fan
2025-08-22  9:17 ` Shawn Guo

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