diff mbox series

arm64: dts: hi3660: improve pmu description

Message ID 1510131578-84235-1-git-send-email-xuyiping@hisilicon.com
State Superseded
Headers show
Series arm64: dts: hi3660: improve pmu description | expand

Commit Message

Xu YiPing Nov. 8, 2017, 8:59 a.m. UTC
cortex a73 pmu is supported, use it instead of armpmu-v3

---
 arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

--
2.7.4

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Comments

Rob Herring Nov. 8, 2017, 3:55 p.m. UTC | #1
On Wed, Nov 8, 2017 at 2:59 AM, Xu YiPing <xuyiping@hisilicon.com> wrote:
> cortex a73 pmu is supported, use it instead of armpmu-v3


The subject is misleading and you need a better commit message. Why is
this change needed? You are going from 1 to 2 devices.

Missing your S-o-B, too.

> ---

>  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..f638897 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";

> +       pmu_a53 {


Don't use '_' in node names. Building with W=2 will tell you this.

> +               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>;

> +       };

> +

> +       pmu_a73 {

> +               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

>

>

> _______________________________________________

> linux-arm-kernel mailing list

> linux-arm-kernel@lists.infradead.org

> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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Xu YiPing Nov. 9, 2017, 8:17 a.m. UTC | #2
On 2017/11/8 23:55, Rob Herring wrote:
> On Wed, Nov 8, 2017 at 2:59 AM, Xu YiPing <xuyiping@hisilicon.com> wrote:

>> cortex a73 pmu is supported, use it instead of armpmu-v3

>

> The subject is misleading and you need a better commit message. Why is

> this change needed? You are going from 1 to 2 devices.

>

> Missing your S-o-B, too.

>

>> ---

>>  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..f638897 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";

>> +       pmu_a53 {

>

> Don't use '_' in node names. Building with W=2 will tell you this.


OK, i'll modify it
>

>> +               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>;

>> +       };

>> +

>> +       pmu_a73 {

>> +               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

>>

>>

>> _______________________________________________

>> linux-arm-kernel mailing list

>> linux-arm-kernel@lists.infradead.org

>> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

>

> .

>


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diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
index 13ae69f..f638897 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";
+	pmu_a53 {
+		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>;
+	};
+
+	pmu_a73 {
+		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>;