diff options
author | Jon Medhurst <tixy@linaro.org> | 2015-05-26 13:41:23 +0100 |
---|---|---|
committer | Andrey Konovalov <andrey.konovalov@linaro.org> | 2015-10-16 19:11:57 +0300 |
commit | 94684a4a7f938bed938534502439e148f90427ed (patch) | |
tree | 004e302dcaec202c894097c4424ad1280656d4b1 | |
parent | 3fcb91b9629e5d4941e0679572c51fb4fdf3d97c (diff) |
arm64: juno: Add idle-states to device tree
Signed-off-by: Jon Medhurst <tixy@linaro.org>
-rw-r--r-- | arch/arm64/boot/dts/arm/juno-r1.dts | 28 | ||||
-rw-r--r-- | arch/arm64/boot/dts/arm/juno.dts | 28 |
2 files changed, 56 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/arm/juno-r1.dts b/arch/arm64/boot/dts/arm/juno-r1.dts index 50bccd86ec73..da452d09cc1c 100644 --- a/arch/arm64/boot/dts/arm/juno-r1.dts +++ b/arch/arm64/boot/dts/arm/juno-r1.dts @@ -60,6 +60,28 @@ }; }; + idle-states { + entry-method = "arm,psci"; + + CPU_SLEEP_0: cpu-sleep-0 { + compatible = "arm,idle-state"; + arm,psci-suspend-param = <0x0010000>; + local-timer-stop; + entry-latency-us = <100>; + exit-latency-us = <250>; + min-residency-us = <2000>; + }; + + CLUSTER_SLEEP_0: cluster-sleep-0 { + compatible = "arm,idle-state"; + arm,psci-suspend-param = <0x1010000>; + local-timer-stop; + entry-latency-us = <800>; + exit-latency-us = <700>; + min-residency-us = <2500>; + }; + }; + A57_0: cpu@0 { compatible = "arm,cortex-a57","arm,armv8"; reg = <0x0 0x0>; @@ -67,6 +89,7 @@ enable-method = "psci"; next-level-cache = <&A57_L2>; clocks = <&scpi_dvfs 0>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A57_1: cpu@1 { @@ -76,6 +99,7 @@ enable-method = "psci"; next-level-cache = <&A57_L2>; clocks = <&scpi_dvfs 0>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A53_0: cpu@100 { @@ -85,6 +109,7 @@ enable-method = "psci"; next-level-cache = <&A53_L2>; clocks = <&scpi_dvfs 1>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A53_1: cpu@101 { @@ -94,6 +119,7 @@ enable-method = "psci"; next-level-cache = <&A53_L2>; clocks = <&scpi_dvfs 1>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A53_2: cpu@102 { @@ -103,6 +129,7 @@ enable-method = "psci"; next-level-cache = <&A53_L2>; clocks = <&scpi_dvfs 1>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A53_3: cpu@103 { @@ -112,6 +139,7 @@ enable-method = "psci"; next-level-cache = <&A53_L2>; clocks = <&scpi_dvfs 1>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A57_L2: l2-cache0 { diff --git a/arch/arm64/boot/dts/arm/juno.dts b/arch/arm64/boot/dts/arm/juno.dts index c02f880584e8..fa301b69a92b 100644 --- a/arch/arm64/boot/dts/arm/juno.dts +++ b/arch/arm64/boot/dts/arm/juno.dts @@ -60,6 +60,28 @@ }; }; + idle-states { + entry-method = "arm,psci"; + + CPU_SLEEP_0: cpu-sleep-0 { + compatible = "arm,idle-state"; + arm,psci-suspend-param = <0x0010000>; + local-timer-stop; + entry-latency-us = <100>; + exit-latency-us = <250>; + min-residency-us = <2000>; + }; + + CLUSTER_SLEEP_0: cluster-sleep-0 { + compatible = "arm,idle-state"; + arm,psci-suspend-param = <0x1010000>; + local-timer-stop; + entry-latency-us = <800>; + exit-latency-us = <700>; + min-residency-us = <2500>; + }; + }; + A57_0: cpu@0 { compatible = "arm,cortex-a57","arm,armv8"; reg = <0x0 0x0>; @@ -67,6 +89,7 @@ enable-method = "psci"; next-level-cache = <&A57_L2>; clocks = <&scpi_dvfs 0>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A57_1: cpu@1 { @@ -76,6 +99,7 @@ enable-method = "psci"; next-level-cache = <&A57_L2>; clocks = <&scpi_dvfs 0>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A53_0: cpu@100 { @@ -85,6 +109,7 @@ enable-method = "psci"; next-level-cache = <&A53_L2>; clocks = <&scpi_dvfs 1>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A53_1: cpu@101 { @@ -94,6 +119,7 @@ enable-method = "psci"; next-level-cache = <&A53_L2>; clocks = <&scpi_dvfs 1>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A53_2: cpu@102 { @@ -103,6 +129,7 @@ enable-method = "psci"; next-level-cache = <&A53_L2>; clocks = <&scpi_dvfs 1>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A53_3: cpu@103 { @@ -112,6 +139,7 @@ enable-method = "psci"; next-level-cache = <&A53_L2>; clocks = <&scpi_dvfs 1>; + cpu-idle-states = <&CPU_SLEEP_0 &CLUSTER_SLEEP_0>; }; A57_L2: l2-cache0 { |