| Message ID | 1559118303-31875-1-git-send-email-jamesjj.liao@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | arm64: dts: mt8183: Enable CPU idle-states | expand |
On 29/05/2019 10:25, James Liao wrote: > Enable mcdi-cpu and mcdi-cluster on MT8183 CPUs. > > Signed-off-by: James Liao <jamesjj.liao@mediatek.com> Would you mind to rebase and resend? Regards, Matthias > --- > This patch bases on v5.1-rc1 and [1], adds idle-states for MT8183 CPUs. > > [1] https://patchwork.kernel.org/patch/10962375/ > > arch/arm64/boot/dts/mediatek/mt8183.dtsi | 30 ++++++++++++++++++++++++++++++ > 1 file changed, 30 insertions(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > index 08274bf..ef4b054 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi > @@ -56,6 +56,7 @@ > compatible = "arm,cortex-a53"; > reg = <0x000>; > enable-method = "psci"; > + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; > }; > > cpu1: cpu@1 { > @@ -63,6 +64,7 @@ > compatible = "arm,cortex-a53"; > reg = <0x001>; > enable-method = "psci"; > + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; > }; > > cpu2: cpu@2 { > @@ -70,6 +72,7 @@ > compatible = "arm,cortex-a53"; > reg = <0x002>; > enable-method = "psci"; > + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; > }; > > cpu3: cpu@3 { > @@ -77,6 +80,7 @@ > compatible = "arm,cortex-a53"; > reg = <0x003>; > enable-method = "psci"; > + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; > }; > > cpu4: cpu@100 { > @@ -84,6 +88,7 @@ > compatible = "arm,cortex-a73"; > reg = <0x100>; > enable-method = "psci"; > + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; > }; > > cpu5: cpu@101 { > @@ -91,6 +96,7 @@ > compatible = "arm,cortex-a73"; > reg = <0x101>; > enable-method = "psci"; > + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; > }; > > cpu6: cpu@102 { > @@ -98,6 +104,7 @@ > compatible = "arm,cortex-a73"; > reg = <0x102>; > enable-method = "psci"; > + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; > }; > > cpu7: cpu@103 { > @@ -105,6 +112,29 @@ > compatible = "arm,cortex-a73"; > reg = <0x103>; > enable-method = "psci"; > + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; > + }; > + > + idle-states { > + entry-method = "arm,psci"; > + > + MCDI_CPU: mcdi-cpu { > + compatible = "arm,idle-state"; > + local-timer-stop; > + arm,psci-suspend-param = <0x00010001>; > + entry-latency-us = <200>; > + exit-latency-us = <200>; > + min-residency-us = <800>; > + }; > + > + MCDI_CLUSTER: mcdi-cluster { > + compatible = "arm,idle-state"; > + local-timer-stop; > + arm,psci-suspend-param = <0x01010001>; > + entry-latency-us = <250>; > + exit-latency-us = <400>; > + min-residency-us = <1300>; > + }; > }; > }; > >
diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi index 08274bf..ef4b054 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi @@ -56,6 +56,7 @@ compatible = "arm,cortex-a53"; reg = <0x000>; enable-method = "psci"; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu1: cpu@1 { @@ -63,6 +64,7 @@ compatible = "arm,cortex-a53"; reg = <0x001>; enable-method = "psci"; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu2: cpu@2 { @@ -70,6 +72,7 @@ compatible = "arm,cortex-a53"; reg = <0x002>; enable-method = "psci"; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu3: cpu@3 { @@ -77,6 +80,7 @@ compatible = "arm,cortex-a53"; reg = <0x003>; enable-method = "psci"; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu4: cpu@100 { @@ -84,6 +88,7 @@ compatible = "arm,cortex-a73"; reg = <0x100>; enable-method = "psci"; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu5: cpu@101 { @@ -91,6 +96,7 @@ compatible = "arm,cortex-a73"; reg = <0x101>; enable-method = "psci"; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu6: cpu@102 { @@ -98,6 +104,7 @@ compatible = "arm,cortex-a73"; reg = <0x102>; enable-method = "psci"; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu7: cpu@103 { @@ -105,6 +112,29 @@ compatible = "arm,cortex-a73"; reg = <0x103>; enable-method = "psci"; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; + }; + + idle-states { + entry-method = "arm,psci"; + + MCDI_CPU: mcdi-cpu { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x00010001>; + entry-latency-us = <200>; + exit-latency-us = <200>; + min-residency-us = <800>; + }; + + MCDI_CLUSTER: mcdi-cluster { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x01010001>; + entry-latency-us = <250>; + exit-latency-us = <400>; + min-residency-us = <1300>; + }; }; };
Enable mcdi-cpu and mcdi-cluster on MT8183 CPUs. Signed-off-by: James Liao <jamesjj.liao@mediatek.com> --- This patch bases on v5.1-rc1 and [1], adds idle-states for MT8183 CPUs. [1] https://patchwork.kernel.org/patch/10962375/ arch/arm64/boot/dts/mediatek/mt8183.dtsi | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)