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authorStephen Warren <swarren@nvidia.com>2012-02-28 02:26:36 +0100
committerOlof Johansson <olof@lixom.net>2012-03-04 19:41:57 +0100
commit583553b28c8073b9c88316c1a01de4591af0d425 (patch)
tree4cbd06d9fe47d5e9540daa4f1cbd46aaf91fce4a /arch/arm/boot
parentARM: dt: Add SD controller configuration to Tegra Cardhu (diff)
downloadlinux-583553b28c8073b9c88316c1a01de4591af0d425.tar.xz
linux-583553b28c8073b9c88316c1a01de4591af0d425.zip
ARM: dt: Add ARM PMU to tegra*.dtsi
This enables HW performance measurements, and usage of the "perf" tool. Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/boot')
-rw-r--r--arch/arm/boot/dts/tegra20.dtsi6
-rw-r--r--arch/arm/boot/dts/tegra30.dtsi8
2 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 3195ad5562d3..d2bc7e7ad06d 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -17,6 +17,12 @@
< 0x50040100 0x0100 >;
};
+ pmu {
+ compatible = "arm,cortex-a9-pmu";
+ interrupts = <0 56 0x04
+ 0 57 0x04>;
+ };
+
apbdma: dma@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 fd25e8e9ffd9..e957051f8645 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@6000a000 {
compatible = "nvidia,tegra30-apbdma", "nvidia,tegra20-apbdma";
reg = <0x6000a000 0x1400>;