[PATCH v17 09/10] ARM: dts: qcom: Add idle state device nodes for 8064
From: Lina Iyer <hidden>
Date: 2015-03-20 20:21:16
Also in:
linux-arm-kernel, linux-arm-msm, linux-pm
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add ARM common idle state device bindings for cpuidle support for APQ 8064. Support Standalone power collapse (SPC) idle state (power down that does not affect any SoC idle states) for each cpu. Cc: Kumar Gala <redacted> Signed-off-by: Lina Iyer <redacted> --- arch/arm/boot/dts/qcom-apq8064.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index 9fd24bc..592e985 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi@@ -23,6 +23,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc0>; qcom,saw = <&saw0>; + cpu-idle-states = <&CPU_SPC>; }; cpu@1 {
@@ -33,6 +34,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc1>; qcom,saw = <&saw1>; + cpu-idle-states = <&CPU_SPC>; }; cpu@2 {
@@ -43,6 +45,7 @@ next-level-cache = <&L2>; qcom,acc = <&acc2>; qcom,saw = <&saw2>; + cpu-idle-states = <&CPU_SPC>; }; cpu@3 {
@@ -53,12 +56,23 @@ next-level-cache = <&L2>; qcom,acc = <&acc3>; qcom,saw = <&saw3>; + cpu-idle-states = <&CPU_SPC>; }; L2: l2-cache { compatible = "cache"; cache-level = <2>; }; + + idle-states { + CPU_SPC: spc { + compatible = "qcom,idle-state-spc", + "arm,idle-state"; + entry-latency-us = <400>; + exit-latency-us = <900>; + min-residency-us = <3000>; + }; + }; }; cpu-pmu {
--
2.1.0