diff options
| author | Maulik Shah <mkshah@codeaurora.org> | 2021-03-11 16:56:00 +0530 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2021-03-11 20:22:43 -0600 |
| commit | 0ef5463c7a5648f7a8e8a1424865050b96639dde (patch) | |
| tree | 078986de68a71f7e9ffdf239e0a66b9f598862eb /arch | |
| parent | 14abf8dfe3643e164c7cab85c819754a46034798 (diff) | |
arm64: dts: qcom: sc7280: Add cpuidle states
Add cpuidle states for little and big cpus.
The latency values are preliminary placeholders and will be updated
once testing provides the real numbers.
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/1615461961-17716-14-git-send-email-rnayak@codeaurora.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sc7280.dtsi | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi index 9c3416925a4f..64d4ba1969f0 100644 --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi @@ -63,6 +63,9 @@ compatible = "arm,kryo"; reg = <0x0 0x0>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_0>; L2_0: l2-cache { compatible = "cache"; @@ -78,6 +81,9 @@ compatible = "arm,kryo"; reg = <0x0 0x100>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_100>; L2_100: l2-cache { compatible = "cache"; @@ -90,6 +96,9 @@ compatible = "arm,kryo"; reg = <0x0 0x200>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_200>; L2_200: l2-cache { compatible = "cache"; @@ -102,6 +111,9 @@ compatible = "arm,kryo"; reg = <0x0 0x300>; enable-method = "psci"; + cpu-idle-states = <&LITTLE_CPU_SLEEP_0 + &LITTLE_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_300>; L2_300: l2-cache { compatible = "cache"; @@ -114,6 +126,9 @@ compatible = "arm,kryo"; reg = <0x0 0x400>; enable-method = "psci"; + cpu-idle-states = <&BIG_CPU_SLEEP_0 + &BIG_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_400>; L2_400: l2-cache { compatible = "cache"; @@ -126,6 +141,9 @@ compatible = "arm,kryo"; reg = <0x0 0x500>; enable-method = "psci"; + cpu-idle-states = <&BIG_CPU_SLEEP_0 + &BIG_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_500>; L2_500: l2-cache { compatible = "cache"; @@ -138,6 +156,9 @@ compatible = "arm,kryo"; reg = <0x0 0x600>; enable-method = "psci"; + cpu-idle-states = <&BIG_CPU_SLEEP_0 + &BIG_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_600>; L2_600: l2-cache { compatible = "cache"; @@ -150,12 +171,69 @@ compatible = "arm,kryo"; reg = <0x0 0x700>; enable-method = "psci"; + cpu-idle-states = <&BIG_CPU_SLEEP_0 + &BIG_CPU_SLEEP_1 + &CLUSTER_SLEEP_0>; next-level-cache = <&L2_700>; L2_700: l2-cache { compatible = "cache"; next-level-cache = <&L3_0>; }; }; + + 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 { |