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ARM: tegra: Add ACTMON support on Tegra30 

Add support for ACTMON on Tegra30. 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: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
hifive-unleashed-5.2
Dmitry Osipenko 2019-04-12 01:30:42 +03:00 committed by Thierry Reding
parent de36d54512
commit 1078946b4b
1 changed files with 11 additions and 0 deletions
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11
arch/arm/boot/dts/tegra30.dtsi
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@ -370,6 +370,17 @@
reg = <0x6000c000 0x150>; /* AHB Arbitration + Gizmo Controller */
};
actmon@6000c800 {
compatible = "nvidia,tegra30-actmon";
reg = <0x6000c800 0x400>;
interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&tegra_car TEGRA30_CLK_ACTMON>,
<&tegra_car TEGRA30_CLK_EMC>;
clock-names = "actmon", "emc";
resets = <&tegra_car TEGRA30_CLK_ACTMON>;
reset-names = "actmon";
};
gpio: gpio@6000d000 {
compatible = "nvidia,tegra30-gpio";
reg = <0x6000d000 0x1000>;