Enable support for ARM Performance Monitoring Units available in
Cortex-A9 CPU cores for Exynos4 SoCs (4210 and 4412).
Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
arch/arm/boot/dts/exynos4210.dtsi | 6 ++++++
arch/arm/boot/dts/exynos4412.dtsi | 6 ++++++
2 files changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
index 03dd61f64809..522f3a7ed07f 100644
--- a/arch/arm/boot/dts/exynos4210.dtsi
+++ b/arch/arm/boot/dts/exynos4210.dtsi
@@ -64,6 +64,12 @@
};
};
+ arm_pmu {
+ compatible = "arm,cortex-a9-pmu";
+ interrupt-parent = <&combiner>;
+ interrupts = <2 2>, <3 2>;
+ };
+
sysram: sysram@2020000 {
compatible = "mmio-sram";
reg = <0x02020000 0x20000>;
diff --git a/arch/arm/boot/dts/exynos4412.dtsi b/arch/arm/boot/dts/exynos4412.dtsi
index b255ac55b1c1..468c2795481c 100644
--- a/arch/arm/boot/dts/exynos4412.dtsi
+++ b/arch/arm/boot/dts/exynos4412.dtsi
@@ -150,6 +150,12 @@
};
};
+ arm_pmu {
+ compatible = "arm,cortex-a9-pmu";
+ interrupt-parent = <&combiner>;
+ interrupts = <2 2>, <3 2>, <18 2>, <19 2>;
+ };
+
sysram@2020000 {
compatible = "mmio-sram";
reg = <0x02020000 0x40000>;
--
2.14.2
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