* [PATCH v2] arm64: dts: hi3660: improve pmu description
@ 2017-11-09 11:18 Xu YiPing
2017-12-22 9:35 ` Wei Xu
0 siblings, 1 reply; 2+ messages in thread
From: Xu YiPing @ 2017-11-09 11:18 UTC (permalink / raw)
To: xuyiping, xuwei5, robh+dt, mark.rutland, catalin.marinas,
will.deacon, suzhuangluan, zhongkaihua, chenjun14
Cc: linux-arm-kernel, devicetree, linux-kernel
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@hisilicon.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
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v2] arm64: dts: hi3660: improve pmu description
2017-11-09 11:18 [PATCH v2] arm64: dts: hi3660: improve pmu description Xu YiPing
@ 2017-12-22 9:35 ` Wei Xu
0 siblings, 0 replies; 2+ messages in thread
From: Wei Xu @ 2017-12-22 9:35 UTC (permalink / raw)
To: Xu YiPing, robh+dt, mark.rutland, catalin.marinas, will.deacon,
suzhuangluan, zhongkaihua, chenjun14
Cc: linux-arm-kernel, devicetree, linux-kernel
Hi Xu YiPing,
On 2017/11/9 11:18, Xu YiPing wrote:
> 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@hisilicon.com>
Applied into hisilicon dt tree.
Thanks!
Best Regards,
Wei
> ---
> 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>;
>
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2017-12-22 9:36 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-11-09 11:18 [PATCH v2] arm64: dts: hi3660: improve pmu description Xu YiPing
2017-12-22 9:35 ` Wei Xu
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).