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| author | James Liao <jamesjj.liao@mediatek.com> | 2020-01-15 08:42:35 +0300 |
|---|---|---|
| committer | Matthias Brugger <matthias.bgg@gmail.com> | 2020-02-11 14:56:58 +0300 |
| commit | 6be021b1f00d11a420981d711adb2fa9b47c37b9 (patch) | |
| tree | 1f8fd978492a0e81ad56f47b8d71da96390dda19 /arch/arm64/boot/dts/mediatek | |
| parent | bb6d3fb354c5ee8d6bde2d576eb7220ea09862b9 (diff) | |
| download | linux-6be021b1f00d11a420981d711adb2fa9b47c37b9.tar.xz | |
arm64: dts: mt8183: Enable CPU idle-states
Enable mcdi-cpu and mcdi-cluster on MT8183 CPUs.
Signed-off-by: James Liao <jamesjj.liao@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Diffstat (limited to 'arch/arm64/boot/dts/mediatek')
| -rw-r--r-- | arch/arm64/boot/dts/mediatek/mt8183.dtsi | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi index 124f9d3e09f5..504891d2b97b 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi @@ -74,6 +74,7 @@ reg = <0x000>; enable-method = "psci"; capacity-dmips-mhz = <741>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu1: cpu@1 { @@ -82,6 +83,7 @@ reg = <0x001>; enable-method = "psci"; capacity-dmips-mhz = <741>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu2: cpu@2 { @@ -90,6 +92,7 @@ reg = <0x002>; enable-method = "psci"; capacity-dmips-mhz = <741>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu3: cpu@3 { @@ -98,6 +101,7 @@ reg = <0x003>; enable-method = "psci"; capacity-dmips-mhz = <741>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu4: cpu@100 { @@ -106,6 +110,7 @@ reg = <0x100>; enable-method = "psci"; capacity-dmips-mhz = <1024>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu5: cpu@101 { @@ -114,6 +119,7 @@ reg = <0x101>; enable-method = "psci"; capacity-dmips-mhz = <1024>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu6: cpu@102 { @@ -122,6 +128,7 @@ reg = <0x102>; enable-method = "psci"; capacity-dmips-mhz = <1024>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; }; cpu7: cpu@103 { @@ -130,6 +137,29 @@ reg = <0x103>; enable-method = "psci"; capacity-dmips-mhz = <1024>; + cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>; + }; + + idle-states { + entry-method = "psci"; + + CPU_SLEEP: cpu-sleep { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x00010001>; + entry-latency-us = <200>; + exit-latency-us = <200>; + min-residency-us = <800>; + }; + + CLUSTER_SLEEP: cluster-sleep { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x01010001>; + entry-latency-us = <250>; + exit-latency-us = <400>; + min-residency-us = <1300>; + }; }; }; |