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Commit 32bc936d authored by Maulik Shah's avatar Maulik Shah Committed by Bjorn Andersson
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arm64: dts: qcom: sm8250: Add cpuidle states 

This change adds various idle states and add devices to power domains.

Cc: devicetree@vger.kernel.org
Signed-off-by: default avatarMaulik Shah <quic_mkshah@quicinc.com>
Reviewed-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/1641749107-31979-3-git-send-email-quic_mkshah@quicinc.com
parent 17ac8af6
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arch/arm64/boot/dts/qcom/sm8250.dtsi
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......@@ -98,6 +98,8 @@ CPU0: cpu@0 {
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 @@ CPU1: cpu@100 {
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 @@ CPU2: cpu@200 {
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 @@ CPU3: cpu@300 {
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 @@ CPU4: cpu@400 {
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 @@ CPU5: cpu@500 {
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 @@ CPU6: cpu@600 {
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 @@ CPU7: cpu@700 {
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 @@ core7 {
};
};
};
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 @@ pmu {
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 {
......
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