diff options
author | Niklas Cassel <niklas.cassel@linaro.org> | 2019-05-21 15:05:15 +0530 |
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committer | Andy Gross <agross@kernel.org> | 2019-05-29 21:37:31 -0500 |
commit | 45ea8f32b03164c282e96287066398801e02cb6c (patch) | |
tree | ee5eb3f74798e4a27d4d461fcdfbcd9ab50bfe90 /arch/arm64 | |
parent | 3fdeaee951aa908963f371ba15c49e04f7d970be (diff) |
arm64: dts: qcom: qcs404: Add PSCI cpuidle low power states
Add device bindings for cpuidle states for cpu devices.
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Niklas Cassel <niklas.cassel@linaro.org>
[amit: rename the idle-states to more generic names and fixups]
Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <agross@kernel.org>
Diffstat (limited to 'arch/arm64')
-rw-r--r-- | arch/arm64/boot/dts/qcom/qcs404.dtsi | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/qcs404.dtsi b/arch/arm64/boot/dts/qcom/qcs404.dtsi index ffedf9640af7..5e17254c3c56 100644 --- a/arch/arm64/boot/dts/qcom/qcs404.dtsi +++ b/arch/arm64/boot/dts/qcom/qcs404.dtsi @@ -30,6 +30,7 @@ compatible = "arm,cortex-a53"; reg = <0x100>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_0>; next-level-cache = <&L2_0>; }; @@ -38,6 +39,7 @@ compatible = "arm,cortex-a53"; reg = <0x101>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_0>; next-level-cache = <&L2_0>; }; @@ -46,6 +48,7 @@ compatible = "arm,cortex-a53"; reg = <0x102>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_0>; next-level-cache = <&L2_0>; }; @@ -54,6 +57,7 @@ compatible = "arm,cortex-a53"; reg = <0x103>; enable-method = "psci"; + cpu-idle-states = <&CPU_SLEEP_0>; next-level-cache = <&L2_0>; }; @@ -61,6 +65,20 @@ compatible = "cache"; cache-level = <2>; }; + + idle-states { + entry-method = "psci"; + + CPU_SLEEP_0: cpu-sleep-0 { + compatible = "arm,idle-state"; + idle-state-name = "standalone-power-collapse"; + arm,psci-suspend-param = <0x40000003>; + entry-latency-us = <125>; + exit-latency-us = <180>; + min-residency-us = <595>; + local-timer-stop; + }; + }; }; firmware { |