[PATCH v2 6/8] arm64: tegra: tegra210: Add actmon

From: Aaron Kling via B4 Relay
Date: Wed Sep 03 2025 - 15:52:55 EST


From: Aaron Kling <webgeek1234@xxxxxxxxx>

This enables the action monitor to facilitate dynamic frequency scaling.

Signed-off-by: Aaron Kling <webgeek1234@xxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 402b0ede1472af625d9d9e811f5af306d436cc98..6da10db893add44a98fde1666c382511212fd43c 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -485,6 +485,18 @@ flow-controller@60007000 {
reg = <0x0 0x60007000 0x0 0x1000>;
};

+ actmon@6000c800 {
+ compatible = "nvidia,tegra210-actmon", "nvidia,tegra124-actmon";
+ reg = <0x0 0x6000c800 0x0 0x400>;
+ interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&tegra_car TEGRA210_CLK_ACTMON>,
+ <&tegra_car TEGRA210_CLK_EMC>;
+ clock-names = "actmon", "emc";
+ resets = <&tegra_car 119>;
+ reset-names = "actmon";
+ #cooling-cells = <2>;
+ };
+
gpio: gpio@6000d000 {
compatible = "nvidia,tegra210-gpio", "nvidia,tegra30-gpio";
reg = <0x0 0x6000d000 0x0 0x1000>;

--
2.50.1