From: Aaron Kling via B4 Relay <devnull+webgeek1234.gmail.com@kernel.org>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>
Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org,
Aaron Kling <webgeek1234@gmail.com>
Subject: [PATCH v5 1/3] arm64: tegra: tegra210: Add actmon
Date: Tue, 21 Oct 2025 22:13:22 -0500 [thread overview]
Message-ID: <20251021-t210-actmon-p4-v5-1-4a4dbc49fbc8@gmail.com> (raw)
In-Reply-To: <20251021-t210-actmon-p4-v5-0-4a4dbc49fbc8@gmail.com>
From: Aaron Kling <webgeek1234@gmail.com>
This enables the action monitor to facilitate dynamic frequency scaling.
Signed-off-by: Aaron Kling <webgeek1234@gmail.com>
---
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>;
--
2.51.0
next prev parent reply other threads:[~2025-10-22 3:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-22 3:13 [PATCH v5 0/3] arm64: tegra: Enable Tegra210 actmon for EMC scaling Aaron Kling via B4 Relay
2025-10-22 3:13 ` Aaron Kling via B4 Relay [this message]
2025-10-22 3:13 ` [PATCH v5 2/3] arm64: tegra: Add interconnect properties to Tegra210 device-tree Aaron Kling via B4 Relay
2025-11-21 11:24 ` Jon Hunter
2025-11-21 19:32 ` Aaron Kling
2025-12-09 4:27 ` Aaron Kling
2025-10-22 3:13 ` [PATCH v5 3/3] arm64: tegra: Add OPP tables on Tegra210 Aaron Kling via B4 Relay
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