From 8577a898af63d2ecfa121bd7270aecf5b65dd23d Mon Sep 17 00:00:00 2001 From: Svyatoslav Ryhel Date: Mon, 26 Jan 2026 21:15:32 +0200 Subject: [PATCH] ARM: tegra: Add ACTMON node to Tegra114 device tree Add support for ACTMON on Tegra114. This is used to monitor activity from different components. Based on the collected statistics, the rate at which the external memory needs to be clocked can be derived. Signed-off-by: Svyatoslav Ryhel Reviewed-by: Mikko Perttunen Signed-off-by: Thierry Reding --- arch/arm/boot/dts/nvidia/tegra114.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/nvidia/tegra114.dtsi b/arch/arm/boot/dts/nvidia/tegra114.dtsi index 16b71eb8facf6..6ba69df8bce8d 100644 --- a/arch/arm/boot/dts/nvidia/tegra114.dtsi +++ b/arch/arm/boot/dts/nvidia/tegra114.dtsi @@ -312,6 +312,18 @@ reg = <0x6000c000 0x150>; }; + actmon: actmon@6000c800 { + compatible = "nvidia,tegra114-actmon"; + reg = <0x6000c800 0x400>; + interrupts = ; + clocks = <&tegra_car TEGRA114_CLK_ACTMON>, + <&tegra_car TEGRA114_CLK_EMC>; + clock-names = "actmon", "emc"; + resets = <&tegra_car TEGRA114_CLK_ACTMON>; + reset-names = "actmon"; + #cooling-cells = <2>; + }; + gpio: gpio@6000d000 { compatible = "nvidia,tegra114-gpio", "nvidia,tegra30-gpio"; reg = <0x6000d000 0x1000>; -- 2.47.3