[PATCH v4 2/2] arm64: dts: r8a7795: Add Cortex-A53 PMU node
Geert Uytterhoeven
geert+renesas at glider.be
Fri Feb 24 05:59:28 PST 2017
Enable the performance monitor unit for the Cortex-A53 cores on the
R8A7795 SoC.
Extracted from a patch by Takeshi Kihara in the BSP.
Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
---
v4:
- New.
---
arch/arm64/boot/dts/renesas/r8a7795.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
index d8e70d75781acaa0..e0d70e5ad167a10d 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
@@ -350,6 +350,18 @@
<&a57_3>;
};
+ pmu_a53 {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&a53_0>,
+ <&a53_1>,
+ <&a53_2>,
+ <&a53_3>;
+ };
+
timer {
compatible = "arm,armv8-timer";
interrupts = <GIC_PPI 13
--
2.7.4
More information about the linux-arm-kernel
mailing list