[PATCH] ARM: dt: Add ARM PMU to tegra*.dtsi
From: Stephen Warren <hidden>
Date: 2012-02-28 01:26:36
Also in:
linux-tegra
Subsystem:
the rest · Maintainer:
Linus Torvalds
This enables HW performance measurements, and usage of the "perf" tool. Signed-off-by: Stephen Warren <redacted> --- arch/arm/boot/dts/tegra20.dtsi | 6 ++++++ arch/arm/boot/dts/tegra30.dtsi | 8 ++++++++ 2 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 550da98..52f83b7 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi@@ -23,6 +23,12 @@ < 0x50040100 0x0100 >; }; + pmu { + compatible = "arm,cortex-a9-pmu"; + interrupts = <0 56 0x04 + 0 57 0x04>; + }; + apbdma: dma at 6000a000 { compatible = "nvidia,tegra20-apbdma"; reg = <0x6000a000 0x1200>;
diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi
index ac4b75c..62a7b39 100644
--- a/arch/arm/boot/dts/tegra30.dtsi
+++ b/arch/arm/boot/dts/tegra30.dtsi@@ -17,6 +17,14 @@ < 0x50040100 0x0100 >; }; + pmu { + compatible = "arm,cortex-a9-pmu"; + interrupts = <0 144 0x04 + 0 145 0x04 + 0 146 0x04 + 0 147 0x04>; + }; + apbdma: dma at 6000a000 { compatible = "nvidia,tegra30-apbdma", "nvidia,tegra20-apbdma"; reg = <0x6000a000 0x1400>;
--
1.7.0.4