diff options
| author | Lina Iyer <lina.iyer@linaro.org> | 2015-03-25 14:25:34 -0600 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2015-04-03 13:33:55 -0700 |
| commit | d8664979e6ba97024c43d6248f94982ee0c8d1ee (patch) | |
| tree | 2ce42fd923f44f6c55030914c88114952cf3bc66 /arch/arm/boot/dts/qcom-apq8084.dtsi | |
| parent | d596d620d82f64989aaf73144bac82002204d88c (diff) | |
ARM: dts: qcom: Add idle states device nodes for 8084
Add ARM common idle states device bindings for cpuidle support for APQ
8084.
Support Standalone power collapse (SPC) idle state (power down that does not
affect any SoC idle states) for each cpu.
Signed-off-by: Lina Iyer <lina.iyer@linaro.org>
Signed-off-by: Kumar Gala <galak@codeaurora.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/boot/dts/qcom-apq8084.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/qcom-apq8084.dtsi | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/qcom-apq8084.dtsi b/arch/arm/boot/dts/qcom-apq8084.dtsi index df2e308d06d3..7084010ee61b 100644 --- a/arch/arm/boot/dts/qcom-apq8084.dtsi +++ b/arch/arm/boot/dts/qcom-apq8084.dtsi @@ -22,6 +22,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc0>; qcom,saw = <&saw0>; + cpu-idle-states = <&CPU_SPC>; }; cpu@1 { @@ -32,6 +33,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc1>; qcom,saw = <&saw1>; + cpu-idle-states = <&CPU_SPC>; }; cpu@2 { @@ -42,6 +44,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc2>; qcom,saw = <&saw2>; + cpu-idle-states = <&CPU_SPC>; }; cpu@3 { @@ -52,6 +55,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc3>; qcom,saw = <&saw3>; + cpu-idle-states = <&CPU_SPC>; }; L2: l2-cache { @@ -59,6 +63,16 @@ cache-level = <2>; qcom,saw = <&saw_l2>; }; + + idle-states { + CPU_SPC: spc { + compatible = "qcom,idle-state-spc", + "arm,idle-state"; + entry-latency-us = <150>; + exit-latency-us = <200>; + min-residency-us = <2000>; + }; + }; }; cpu-pmu { |