diff mbox series

arm64: dts: mt8183: Enable CPU idle-states

Message ID 1559118303-31875-1-git-send-email-jamesjj.liao@mediatek.com (mailing list archive)
State New, archived
Headers show
Series arm64: dts: mt8183: Enable CPU idle-states | expand

Commit Message

James Liao May 29, 2019, 8:25 a.m. UTC
Enable mcdi-cpu and mcdi-cluster on MT8183 CPUs.

Signed-off-by: James Liao <jamesjj.liao@mediatek.com>
---
This patch bases on v5.1-rc1 and [1], adds idle-states for MT8183 CPUs.

[1] https://patchwork.kernel.org/patch/10962375/

 arch/arm64/boot/dts/mediatek/mt8183.dtsi | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

Comments

Matthias Brugger June 21, 2019, 4:14 p.m. UTC | #1
On 29/05/2019 10:25, James Liao wrote:
> Enable mcdi-cpu and mcdi-cluster on MT8183 CPUs.
> 
> Signed-off-by: James Liao <jamesjj.liao@mediatek.com>

Would you mind to rebase and resend?

Regards,
Matthias

> ---
> This patch bases on v5.1-rc1 and [1], adds idle-states for MT8183 CPUs.
> 
> [1] https://patchwork.kernel.org/patch/10962375/
> 
>  arch/arm64/boot/dts/mediatek/mt8183.dtsi | 30 ++++++++++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index 08274bf..ef4b054 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -56,6 +56,7 @@
>  			compatible = "arm,cortex-a53";
>  			reg = <0x000>;
>  			enable-method = "psci";
> +			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
>  		};
>  
>  		cpu1: cpu@1 {
> @@ -63,6 +64,7 @@
>  			compatible = "arm,cortex-a53";
>  			reg = <0x001>;
>  			enable-method = "psci";
> +			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
>  		};
>  
>  		cpu2: cpu@2 {
> @@ -70,6 +72,7 @@
>  			compatible = "arm,cortex-a53";
>  			reg = <0x002>;
>  			enable-method = "psci";
> +			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
>  		};
>  
>  		cpu3: cpu@3 {
> @@ -77,6 +80,7 @@
>  			compatible = "arm,cortex-a53";
>  			reg = <0x003>;
>  			enable-method = "psci";
> +			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
>  		};
>  
>  		cpu4: cpu@100 {
> @@ -84,6 +88,7 @@
>  			compatible = "arm,cortex-a73";
>  			reg = <0x100>;
>  			enable-method = "psci";
> +			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
>  		};
>  
>  		cpu5: cpu@101 {
> @@ -91,6 +96,7 @@
>  			compatible = "arm,cortex-a73";
>  			reg = <0x101>;
>  			enable-method = "psci";
> +			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
>  		};
>  
>  		cpu6: cpu@102 {
> @@ -98,6 +104,7 @@
>  			compatible = "arm,cortex-a73";
>  			reg = <0x102>;
>  			enable-method = "psci";
> +			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
>  		};
>  
>  		cpu7: cpu@103 {
> @@ -105,6 +112,29 @@
>  			compatible = "arm,cortex-a73";
>  			reg = <0x103>;
>  			enable-method = "psci";
> +			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
> +		};
> +
> +		idle-states {
> +			entry-method = "arm,psci";
> +
> +			MCDI_CPU: mcdi-cpu {
> +				compatible = "arm,idle-state";
> +				local-timer-stop;
> +				arm,psci-suspend-param = <0x00010001>;
> +				entry-latency-us = <200>;
> +				exit-latency-us = <200>;
> +				min-residency-us = <800>;
> +			};
> +
> +			MCDI_CLUSTER: mcdi-cluster {
> +				compatible = "arm,idle-state";
> +				local-timer-stop;
> +				arm,psci-suspend-param = <0x01010001>;
> +				entry-latency-us = <250>;
> +				exit-latency-us = <400>;
> +				min-residency-us = <1300>;
> +			};
>  		};
>  	};
>  
>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index 08274bf..ef4b054 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -56,6 +56,7 @@ 
 			compatible = "arm,cortex-a53";
 			reg = <0x000>;
 			enable-method = "psci";
+			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
 		};
 
 		cpu1: cpu@1 {
@@ -63,6 +64,7 @@ 
 			compatible = "arm,cortex-a53";
 			reg = <0x001>;
 			enable-method = "psci";
+			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
 		};
 
 		cpu2: cpu@2 {
@@ -70,6 +72,7 @@ 
 			compatible = "arm,cortex-a53";
 			reg = <0x002>;
 			enable-method = "psci";
+			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
 		};
 
 		cpu3: cpu@3 {
@@ -77,6 +80,7 @@ 
 			compatible = "arm,cortex-a53";
 			reg = <0x003>;
 			enable-method = "psci";
+			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
 		};
 
 		cpu4: cpu@100 {
@@ -84,6 +88,7 @@ 
 			compatible = "arm,cortex-a73";
 			reg = <0x100>;
 			enable-method = "psci";
+			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
 		};
 
 		cpu5: cpu@101 {
@@ -91,6 +96,7 @@ 
 			compatible = "arm,cortex-a73";
 			reg = <0x101>;
 			enable-method = "psci";
+			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
 		};
 
 		cpu6: cpu@102 {
@@ -98,6 +104,7 @@ 
 			compatible = "arm,cortex-a73";
 			reg = <0x102>;
 			enable-method = "psci";
+			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
 		};
 
 		cpu7: cpu@103 {
@@ -105,6 +112,29 @@ 
 			compatible = "arm,cortex-a73";
 			reg = <0x103>;
 			enable-method = "psci";
+			cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>;
+		};
+
+		idle-states {
+			entry-method = "arm,psci";
+
+			MCDI_CPU: mcdi-cpu {
+				compatible = "arm,idle-state";
+				local-timer-stop;
+				arm,psci-suspend-param = <0x00010001>;
+				entry-latency-us = <200>;
+				exit-latency-us = <200>;
+				min-residency-us = <800>;
+			};
+
+			MCDI_CLUSTER: mcdi-cluster {
+				compatible = "arm,idle-state";
+				local-timer-stop;
+				arm,psci-suspend-param = <0x01010001>;
+				entry-latency-us = <250>;
+				exit-latency-us = <400>;
+				min-residency-us = <1300>;
+			};
 		};
 	};