diff mbox series

[02/10] arm64: dts: qcom: sm8250: Add cpuidle states

Message ID 1641749107-31979-3-git-send-email-quic_mkshah@quicinc.com
State Accepted
Commit 32bc936d732171d48c9c8f96c4fa25ac3ed7e1c7
Headers show
Series None | expand

Commit Message

Maulik Shah Jan. 9, 2022, 5:24 p.m. UTC 
This change adds various idle states and add devices to power domains.

Cc: devicetree@vger.kernel.org
Signed-off-by: Maulik Shah <quic_mkshah@quicinc.com>
---
 arch/arm64/boot/dts/qcom/sm8250.dtsi | 105 +++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)

Comments

Ulf Hansson Jan. 14, 2022, 12:30 p.m. UTC | #1 
On Sun, 9 Jan 2022 at 18:25, Maulik Shah <quic_mkshah@quicinc.com> wrote:
>
> This change adds various idle states and add devices to power domains.
>
> Cc: devicetree@vger.kernel.org
> Signed-off-by: Maulik Shah <quic_mkshah@quicinc.com>

Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>

Kind regards
Uffe


> ---
>  arch/arm64/boot/dts/qcom/sm8250.dtsi | 105 +++++++++++++++++++++++++++++++++++
>  1 file changed, 105 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi
> index 5617a46..077d0ab 100644
> --- a/arch/arm64/boot/dts/qcom/sm8250.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi
> @@ -98,6 +98,8 @@
>                         capacity-dmips-mhz = <448>;
>                         dynamic-power-coefficient = <205>;
>                         next-level-cache = <&L2_0>;
> +                       power-domains = <&CPU_PD0>;
> +                       power-domain-names = "psci";
>                         qcom,freq-domain = <&cpufreq_hw 0>;
>                         operating-points-v2 = <&cpu0_opp_table>;
>                         interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
> @@ -120,6 +122,8 @@
>                         capacity-dmips-mhz = <448>;
>                         dynamic-power-coefficient = <205>;
>                         next-level-cache = <&L2_100>;
> +                       power-domains = <&CPU_PD1>;
> +                       power-domain-names = "psci";
>                         qcom,freq-domain = <&cpufreq_hw 0>;
>                         operating-points-v2 = <&cpu0_opp_table>;
>                         interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
> @@ -139,6 +143,8 @@
>                         capacity-dmips-mhz = <448>;
>                         dynamic-power-coefficient = <205>;
>                         next-level-cache = <&L2_200>;
> +                       power-domains = <&CPU_PD2>;
> +                       power-domain-names = "psci";
>                         qcom,freq-domain = <&cpufreq_hw 0>;
>                         operating-points-v2 = <&cpu0_opp_table>;
>                         interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
> @@ -158,6 +164,8 @@
>                         capacity-dmips-mhz = <448>;
>                         dynamic-power-coefficient = <205>;
>                         next-level-cache = <&L2_300>;
> +                       power-domains = <&CPU_PD3>;
> +                       power-domain-names = "psci";
>                         qcom,freq-domain = <&cpufreq_hw 0>;
>                         operating-points-v2 = <&cpu0_opp_table>;
>                         interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
> @@ -177,6 +185,8 @@
>                         capacity-dmips-mhz = <1024>;
>                         dynamic-power-coefficient = <379>;
>                         next-level-cache = <&L2_400>;
> +                       power-domains = <&CPU_PD4>;
> +                       power-domain-names = "psci";
>                         qcom,freq-domain = <&cpufreq_hw 1>;
>                         operating-points-v2 = <&cpu4_opp_table>;
>                         interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
> @@ -196,6 +206,8 @@
>                         capacity-dmips-mhz = <1024>;
>                         dynamic-power-coefficient = <379>;
>                         next-level-cache = <&L2_500>;
> +                       power-domains = <&CPU_PD5>;
> +                       power-domain-names = "psci";
>                         qcom,freq-domain = <&cpufreq_hw 1>;
>                         operating-points-v2 = <&cpu4_opp_table>;
>                         interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
> @@ -216,6 +228,8 @@
>                         capacity-dmips-mhz = <1024>;
>                         dynamic-power-coefficient = <379>;
>                         next-level-cache = <&L2_600>;
> +                       power-domains = <&CPU_PD6>;
> +                       power-domain-names = "psci";
>                         qcom,freq-domain = <&cpufreq_hw 1>;
>                         operating-points-v2 = <&cpu4_opp_table>;
>                         interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
> @@ -235,6 +249,8 @@
>                         capacity-dmips-mhz = <1024>;
>                         dynamic-power-coefficient = <444>;
>                         next-level-cache = <&L2_700>;
> +                       power-domains = <&CPU_PD7>;
> +                       power-domain-names = "psci";
>                         qcom,freq-domain = <&cpufreq_hw 2>;
>                         operating-points-v2 = <&cpu7_opp_table>;
>                         interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
> @@ -281,6 +297,42 @@
>                                 };
>                         };
>                 };
> +
> +               idle-states {
> +                       entry-method = "psci";
> +
> +                       LITTLE_CPU_SLEEP_0: cpu-sleep-0-0 {
> +                               compatible = "arm,idle-state";
> +                               idle-state-name = "silver-rail-power-collapse";
> +                               arm,psci-suspend-param = <0x40000004>;
> +                               entry-latency-us = <360>;
> +                               exit-latency-us = <531>;
> +                               min-residency-us = <3934>;
> +                               local-timer-stop;
> +                       };
> +
> +                       BIG_CPU_SLEEP_0: cpu-sleep-1-0 {
> +                               compatible = "arm,idle-state";
> +                               idle-state-name = "gold-rail-power-collapse";
> +                               arm,psci-suspend-param = <0x40000004>;
> +                               entry-latency-us = <702>;
> +                               exit-latency-us = <1061>;
> +                               min-residency-us = <4488>;
> +                               local-timer-stop;
> +                       };
> +               };
> +
> +               domain-idle-states {
> +                       CLUSTER_SLEEP_0: cluster-sleep-0 {
> +                               compatible = "domain-idle-state";
> +                               idle-state-name = "cluster-llcc-off";
> +                               arm,psci-suspend-param = <0x4100c244>;
> +                               entry-latency-us = <3264>;
> +                               exit-latency-us = <6562>;
> +                               min-residency-us = <9987>;
> +                               local-timer-stop;
> +                       };
> +               };
>         };
>
>         cpu0_opp_table: cpu0_opp_table {
> @@ -594,6 +646,59 @@
>         psci {
>                 compatible = "arm,psci-1.0";
>                 method = "smc";
> +
> +               CPU_PD0: cpu0 {
> +                       #power-domain-cells = <0>;
> +                       power-domains = <&CLUSTER_PD>;
> +                       domain-idle-states = <&LITTLE_CPU_SLEEP_0>;
> +               };
> +
> +               CPU_PD1: cpu1 {
> +                       #power-domain-cells = <0>;
> +                       power-domains = <&CLUSTER_PD>;
> +                       domain-idle-states = <&LITTLE_CPU_SLEEP_0>;
> +               };
> +
> +               CPU_PD2: cpu2 {
> +                       #power-domain-cells = <0>;
> +                       power-domains = <&CLUSTER_PD>;
> +                       domain-idle-states = <&LITTLE_CPU_SLEEP_0>;
> +               };
> +
> +               CPU_PD3: cpu3 {
> +                       #power-domain-cells = <0>;
> +                       power-domains = <&CLUSTER_PD>;
> +                       domain-idle-states = <&LITTLE_CPU_SLEEP_0>;
> +               };
> +
> +               CPU_PD4: cpu4 {
> +                       #power-domain-cells = <0>;
> +                       power-domains = <&CLUSTER_PD>;
> +                       domain-idle-states = <&BIG_CPU_SLEEP_0>;
> +               };
> +
> +               CPU_PD5: cpu5 {
> +                       #power-domain-cells = <0>;
> +                       power-domains = <&CLUSTER_PD>;
> +                       domain-idle-states = <&BIG_CPU_SLEEP_0>;
> +               };
> +
> +               CPU_PD6: cpu6 {
> +                       #power-domain-cells = <0>;
> +                       power-domains = <&CLUSTER_PD>;
> +                       domain-idle-states = <&BIG_CPU_SLEEP_0>;
> +               };
> +
> +               CPU_PD7: cpu7 {
> +                       #power-domain-cells = <0>;
> +                       power-domains = <&CLUSTER_PD>;
> +                       domain-idle-states = <&BIG_CPU_SLEEP_0>;
> +               };
> +
> +               CLUSTER_PD: cpu-cluster0 {
> +                       #power-domain-cells = <0>;
> +                       domain-idle-states = <&CLUSTER_SLEEP_0>;
> +               };
>         };
>
>         reserved-memory {
> --
> 2.7.4
>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi
index 5617a46..077d0ab 100644
--- a/arch/arm64/boot/dts/qcom/sm8250.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi
@@ -98,6 +98,8 @@ 
 			capacity-dmips-mhz = <448>;
 			dynamic-power-coefficient = <205>;
 			next-level-cache = <&L2_0>;
+			power-domains = <&CPU_PD0>;
+			power-domain-names = "psci";
 			qcom,freq-domain = <&cpufreq_hw 0>;
 			operating-points-v2 = <&cpu0_opp_table>;
 			interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
@@ -120,6 +122,8 @@ 
 			capacity-dmips-mhz = <448>;
 			dynamic-power-coefficient = <205>;
 			next-level-cache = <&L2_100>;
+			power-domains = <&CPU_PD1>;
+			power-domain-names = "psci";
 			qcom,freq-domain = <&cpufreq_hw 0>;
 			operating-points-v2 = <&cpu0_opp_table>;
 			interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
@@ -139,6 +143,8 @@ 
 			capacity-dmips-mhz = <448>;
 			dynamic-power-coefficient = <205>;
 			next-level-cache = <&L2_200>;
+			power-domains = <&CPU_PD2>;
+			power-domain-names = "psci";
 			qcom,freq-domain = <&cpufreq_hw 0>;
 			operating-points-v2 = <&cpu0_opp_table>;
 			interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
@@ -158,6 +164,8 @@ 
 			capacity-dmips-mhz = <448>;
 			dynamic-power-coefficient = <205>;
 			next-level-cache = <&L2_300>;
+			power-domains = <&CPU_PD3>;
+			power-domain-names = "psci";
 			qcom,freq-domain = <&cpufreq_hw 0>;
 			operating-points-v2 = <&cpu0_opp_table>;
 			interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
@@ -177,6 +185,8 @@ 
 			capacity-dmips-mhz = <1024>;
 			dynamic-power-coefficient = <379>;
 			next-level-cache = <&L2_400>;
+			power-domains = <&CPU_PD4>;
+			power-domain-names = "psci";
 			qcom,freq-domain = <&cpufreq_hw 1>;
 			operating-points-v2 = <&cpu4_opp_table>;
 			interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
@@ -196,6 +206,8 @@ 
 			capacity-dmips-mhz = <1024>;
 			dynamic-power-coefficient = <379>;
 			next-level-cache = <&L2_500>;
+			power-domains = <&CPU_PD5>;
+			power-domain-names = "psci";
 			qcom,freq-domain = <&cpufreq_hw 1>;
 			operating-points-v2 = <&cpu4_opp_table>;
 			interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
@@ -216,6 +228,8 @@ 
 			capacity-dmips-mhz = <1024>;
 			dynamic-power-coefficient = <379>;
 			next-level-cache = <&L2_600>;
+			power-domains = <&CPU_PD6>;
+			power-domain-names = "psci";
 			qcom,freq-domain = <&cpufreq_hw 1>;
 			operating-points-v2 = <&cpu4_opp_table>;
 			interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
@@ -235,6 +249,8 @@ 
 			capacity-dmips-mhz = <1024>;
 			dynamic-power-coefficient = <444>;
 			next-level-cache = <&L2_700>;
+			power-domains = <&CPU_PD7>;
+			power-domain-names = "psci";
 			qcom,freq-domain = <&cpufreq_hw 2>;
 			operating-points-v2 = <&cpu7_opp_table>;
 			interconnects = <&gem_noc MASTER_AMPSS_M0 &mc_virt SLAVE_EBI_CH0>,
@@ -281,6 +297,42 @@ 
 				};
 			};
 		};
+
+		idle-states {
+			entry-method = "psci";
+
+			LITTLE_CPU_SLEEP_0: cpu-sleep-0-0 {
+				compatible = "arm,idle-state";
+				idle-state-name = "silver-rail-power-collapse";
+				arm,psci-suspend-param = <0x40000004>;
+				entry-latency-us = <360>;
+				exit-latency-us = <531>;
+				min-residency-us = <3934>;
+				local-timer-stop;
+			};
+
+			BIG_CPU_SLEEP_0: cpu-sleep-1-0 {
+				compatible = "arm,idle-state";
+				idle-state-name = "gold-rail-power-collapse";
+				arm,psci-suspend-param = <0x40000004>;
+				entry-latency-us = <702>;
+				exit-latency-us = <1061>;
+				min-residency-us = <4488>;
+				local-timer-stop;
+			};
+		};
+
+		domain-idle-states {
+			CLUSTER_SLEEP_0: cluster-sleep-0 {
+				compatible = "domain-idle-state";
+				idle-state-name = "cluster-llcc-off";
+				arm,psci-suspend-param = <0x4100c244>;
+				entry-latency-us = <3264>;
+				exit-latency-us = <6562>;
+				min-residency-us = <9987>;
+				local-timer-stop;
+			};
+		};
 	};
 
 	cpu0_opp_table: cpu0_opp_table {
@@ -594,6 +646,59 @@ 
 	psci {
 		compatible = "arm,psci-1.0";
 		method = "smc";
+
+		CPU_PD0: cpu0 {
+			#power-domain-cells = <0>;
+			power-domains = <&CLUSTER_PD>;
+			domain-idle-states = <&LITTLE_CPU_SLEEP_0>;
+		};
+
+		CPU_PD1: cpu1 {
+			#power-domain-cells = <0>;
+			power-domains = <&CLUSTER_PD>;
+			domain-idle-states = <&LITTLE_CPU_SLEEP_0>;
+		};
+
+		CPU_PD2: cpu2 {
+			#power-domain-cells = <0>;
+			power-domains = <&CLUSTER_PD>;
+			domain-idle-states = <&LITTLE_CPU_SLEEP_0>;
+		};
+
+		CPU_PD3: cpu3 {
+			#power-domain-cells = <0>;
+			power-domains = <&CLUSTER_PD>;
+			domain-idle-states = <&LITTLE_CPU_SLEEP_0>;
+		};
+
+		CPU_PD4: cpu4 {
+			#power-domain-cells = <0>;
+			power-domains = <&CLUSTER_PD>;
+			domain-idle-states = <&BIG_CPU_SLEEP_0>;
+		};
+
+		CPU_PD5: cpu5 {
+			#power-domain-cells = <0>;
+			power-domains = <&CLUSTER_PD>;
+			domain-idle-states = <&BIG_CPU_SLEEP_0>;
+		};
+
+		CPU_PD6: cpu6 {
+			#power-domain-cells = <0>;
+			power-domains = <&CLUSTER_PD>;
+			domain-idle-states = <&BIG_CPU_SLEEP_0>;
+		};
+
+		CPU_PD7: cpu7 {
+			#power-domain-cells = <0>;
+			power-domains = <&CLUSTER_PD>;
+			domain-idle-states = <&BIG_CPU_SLEEP_0>;
+		};
+
+		CLUSTER_PD: cpu-cluster0 {
+			#power-domain-cells = <0>;
+			domain-idle-states = <&CLUSTER_SLEEP_0>;
+		};
 	};
 
 	reserved-memory {