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Date:   Thu, 9 Nov 2017 19:18:23 +0800
From:   Xu YiPing <xuyiping@...ilicon.com>
To:     <xuyiping@...ilicon.com>, <xuwei5@...ilicon.com>,
        <robh+dt@...nel.org>, <mark.rutland@....com>,
        <catalin.marinas@....com>, <will.deacon@....com>,
        <suzhuangluan@...ilicon.com>, <zhongkaihua@...wei.com>,
        <chenjun14@...wei.com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v2] arm64: dts: hi3660: improve pmu description

cortex-a73 pmu driver is supported now. hi3660 is 4*a73 + 4*a53, so it
should use "cortex-a73-pmu" and "cortex-a53-pmu" instead of "armpmu-v3",
then we can use the a73 and a53 events in perf tool directly.

Signed-off-by: Xu YiPing <xuyiping@...ilicon.com>
---
 arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
index 13ae69f..f4882d3 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
@@ -203,21 +203,25 @@
 					 IRQ_TYPE_LEVEL_HIGH)>;
 	};
 
-	pmu {
-		compatible = "arm,armv8-pmuv3";
+	a53-pmu {
+		compatible = "arm,cortex-a53-pmu";
 		interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>,
 			     <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>,
 			     <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>,
-			     <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>,
-			     <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
-			     <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
-			     <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
-			     <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
+			     <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
 		interrupt-affinity = <&cpu0>,
 				     <&cpu1>,
 				     <&cpu2>,
-				     <&cpu3>,
-				     <&cpu4>,
+				     <&cpu3>;
+	};
+
+	a73-pmu {
+		compatible = "arm,cortex-a73-pmu";
+		interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-affinity = <&cpu4>,
 				     <&cpu5>,
 				     <&cpu6>,
 				     <&cpu7>;
-- 
2.7.4

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