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| author |   Maulik Shah <mkshah@codeaurora.org> | 2020-04-12 20:19:59 +0530 |
|---|---|---|
| committer |   Bjorn Andersson <bjorn.andersson@linaro.org> | 2020-04-13 22:05:31 -0700 |
| commit | 8cd6209962c6efedf9823600eebc406ed2185495 (patch) | |
| tree | 433f3a6bc5d85f05a2b5419225a753e96a98918d | |
| parent | arm64: dts: ipq8074: qcom: Re-arrange dts nodes based on address (diff) | |
| download | wireguard-linux-8cd6209962c6efedf9823600eebc406ed2185495.tar.xz wireguard-linux-8cd6209962c6efedf9823600eebc406ed2185495.zip | |
arm64: dts: qcom: sc7180: Add cpuidle low power states
Add device bindings for cpuidle states for cpu devices.
Cc: devicetree@vger.kernel.orgi
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
Reviewed-by: Srinivas Rao L <lsrao@codeaurora.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/1586703004-13674-2-git-send-email-mkshah@codeaurora.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sc7180.dtsi | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index 25a17902fe50..2dba155ff5e7 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -95,6 +95,9 @@ compatible = "qcom,kryo468"; reg = <0x0 0x0>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_0>; @@ -114,6 +117,9 @@ compatible = "qcom,kryo468"; reg = <0x0 0x100>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_100>; @@ -130,6 +136,9 @@ compatible = "qcom,kryo468"; reg = <0x0 0x200>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_200>; @@ -146,6 +155,9 @@ compatible = "qcom,kryo468"; reg = <0x0 0x300>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_300>; @@ -162,6 +174,9 @@ compatible = "qcom,kryo468"; reg = <0x0 0x400>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_400>; @@ -178,6 +193,9 @@ compatible = "qcom,kryo468"; reg = <0x0 0x500>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <100>; next-level-cache = <&L2_500>; @@ -194,6 +212,9 @@ compatible = "qcom,kryo468"; reg = <0x0 0x600>; enable-method = "psci"; + cpu-idle-states = <&BIG_CPU_SLEEP_0 + &BIG_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1740>; dynamic-power-coefficient = <405>; next-level-cache = <&L2_600>; @@ -210,6 +231,9 @@ compatible = "qcom,kryo468"; reg = <0x0 0x700>; enable-method = "psci"; + cpu-idle-states = <&BIG_CPU_SLEEP_0 + &BIG_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; capacity-dmips-mhz = <1740>; dynamic-power-coefficient = <405>; next-level-cache = <&L2_700>; @@ -256,6 +280,60 @@ }; }; }; + + idle-states { + entry-method = "psci"; + + LITTLE_CPU_SLEEP_0: cpu-sleep-0-0 { + compatible = "arm,idle-state"; + idle-state-name = "little-power-down"; + arm,psci-suspend-param = <0x40000003>; + entry-latency-us = <549>; + exit-latency-us = <901>; + min-residency-us = <1774>; + local-timer-stop; + }; + + LITTLE_CPU_SLEEP_1: cpu-sleep-0-1 { + compatible = "arm,idle-state"; + idle-state-name = "little-rail-power-down"; + arm,psci-suspend-param = <0x40000004>; + entry-latency-us = <702>; + exit-latency-us = <915>; + min-residency-us = <4001>; + local-timer-stop; + }; + + BIG_CPU_SLEEP_0: cpu-sleep-1-0 { + compatible = "arm,idle-state"; + idle-state-name = "big-power-down"; + arm,psci-suspend-param = <0x40000003>; + entry-latency-us = <523>; + exit-latency-us = <1244>; + min-residency-us = <2207>; + local-timer-stop; + }; + + BIG_CPU_SLEEP_1: cpu-sleep-1-1 { + compatible = "arm,idle-state"; + idle-state-name = "big-rail-power-down"; + arm,psci-suspend-param = <0x40000004>; + entry-latency-us = <526>; + exit-latency-us = <1854>; + min-residency-us = <5555>; + local-timer-stop; + }; + + CLUSTER_SLEEP_0: cluster-sleep-0 { + compatible = "arm,idle-state"; + idle-state-name = "cluster-power-down"; + arm,psci-suspend-param = <0x40003444>; + entry-latency-us = <3263>; + exit-latency-us = <6562>; + min-residency-us = <9926>; + local-timer-stop; + }; + }; }; memory@80000000 { |