* [PATCH v4] ARM: dts: mt8173: support arm64 cpuidle-dt
@ 2015-06-04 7:13 ` Howard Chen
0 siblings, 0 replies; 9+ messages in thread
From: Howard Chen @ 2015-06-04 7:13 UTC (permalink / raw)
To: Matthias Brugger
Cc: Rob Herring, Pawel Moll, Mark Rutland, Ian Campbell, Kumar Gala,
Catalin Marinas, Will Deacon, Howard Chen, Eddie Huang,
devicetree-u79uwXL29TY76Z2rM5mHXA,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
linux-kernel-u79uwXL29TY76Z2rM5mHXA,
linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
srv_heupstream-NuS5LvNUpcJWk0Htik3J/w, Sascha Hauer,
lorenzo.pieralisi-5wv7dgnIgG8, Bobby Batacharia, Daniel Lezcano,
Amit Kucheria
This patch adds an idle-states node to describe the mt8173 idle states and
also adds references to the idle-states node in all CPU nodes.
Changes:
v4:
- Refine the property ordering.
v3:
- Add the local-timer-stop property.
v2:
- Remove the change to the PSCI version.
- Remove the cluster idle state.
- Fine tune the latency properties of the idle state.
Signed-off-by: Howard Chen <howard.chen-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org>
---
arch/arm64/boot/dts/mediatek/mt8173.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 27237a1..5587375 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -49,6 +49,8 @@
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x000>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
};
cpu1: cpu@1 {
@@ -56,6 +58,7 @@
compatible = "arm,cortex-a53";
reg = <0x001>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
};
cpu2: cpu@100 {
@@ -63,6 +66,7 @@
compatible = "arm,cortex-a57";
reg = <0x100>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
};
cpu3: cpu@101 {
@@ -70,6 +74,20 @@
compatible = "arm,cortex-a57";
reg = <0x101>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
+ };
+
+ idle-states {
+ entry-method = "arm,psci";
+
+ CPU_SLEEP_0: cpu-sleep-0 {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ entry-latency-us = <639>;
+ exit-latency-us = <680>;
+ min-residency-us = <1088>;
+ arm,psci-suspend-param = <0x0010000>;
+ };
};
};
--
1.9.1
--
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^ permalink raw reply related [flat|nested] 9+ messages in thread
* [PATCH v4] ARM: dts: mt8173: support arm64 cpuidle-dt
@ 2015-06-04 7:13 ` Howard Chen
0 siblings, 0 replies; 9+ messages in thread
From: Howard Chen @ 2015-06-04 7:13 UTC (permalink / raw)
To: linux-arm-kernel
This patch adds an idle-states node to describe the mt8173 idle states and
also adds references to the idle-states node in all CPU nodes.
Changes:
v4:
- Refine the property ordering.
v3:
- Add the local-timer-stop property.
v2:
- Remove the change to the PSCI version.
- Remove the cluster idle state.
- Fine tune the latency properties of the idle state.
Signed-off-by: Howard Chen <howard.chen@linaro.org>
Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
---
arch/arm64/boot/dts/mediatek/mt8173.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 27237a1..5587375 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -49,6 +49,8 @@
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x000>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
};
cpu1: cpu at 1 {
@@ -56,6 +58,7 @@
compatible = "arm,cortex-a53";
reg = <0x001>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
};
cpu2: cpu at 100 {
@@ -63,6 +66,7 @@
compatible = "arm,cortex-a57";
reg = <0x100>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
};
cpu3: cpu at 101 {
@@ -70,6 +74,20 @@
compatible = "arm,cortex-a57";
reg = <0x101>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
+ };
+
+ idle-states {
+ entry-method = "arm,psci";
+
+ CPU_SLEEP_0: cpu-sleep-0 {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ entry-latency-us = <639>;
+ exit-latency-us = <680>;
+ min-residency-us = <1088>;
+ arm,psci-suspend-param = <0x0010000>;
+ };
};
};
--
1.9.1
^ permalink raw reply related [flat|nested] 9+ messages in thread
* [PATCH v4] ARM: dts: mt8173: support arm64 cpuidle-dt
@ 2015-06-04 7:13 ` Howard Chen
0 siblings, 0 replies; 9+ messages in thread
From: Howard Chen @ 2015-06-04 7:13 UTC (permalink / raw)
To: Matthias Brugger
Cc: Rob Herring, Pawel Moll, Mark Rutland, Ian Campbell, Kumar Gala,
Catalin Marinas, Will Deacon, Howard Chen, Eddie Huang,
devicetree, linux-arm-kernel, linux-kernel, linux-mediatek,
srv_heupstream, Sascha Hauer, lorenzo.pieralisi, Bobby Batacharia,
Daniel Lezcano, Amit Kucheria
This patch adds an idle-states node to describe the mt8173 idle states and
also adds references to the idle-states node in all CPU nodes.
Changes:
v4:
- Refine the property ordering.
v3:
- Add the local-timer-stop property.
v2:
- Remove the change to the PSCI version.
- Remove the cluster idle state.
- Fine tune the latency properties of the idle state.
Signed-off-by: Howard Chen <howard.chen@linaro.org>
Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
---
arch/arm64/boot/dts/mediatek/mt8173.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 27237a1..5587375 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -49,6 +49,8 @@
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x000>;
+ enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
};
cpu1: cpu@1 {
@@ -56,6 +58,7 @@
compatible = "arm,cortex-a53";
reg = <0x001>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
};
cpu2: cpu@100 {
@@ -63,6 +66,7 @@
compatible = "arm,cortex-a57";
reg = <0x100>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
};
cpu3: cpu@101 {
@@ -70,6 +74,20 @@
compatible = "arm,cortex-a57";
reg = <0x101>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP_0>;
+ };
+
+ idle-states {
+ entry-method = "arm,psci";
+
+ CPU_SLEEP_0: cpu-sleep-0 {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ entry-latency-us = <639>;
+ exit-latency-us = <680>;
+ min-residency-us = <1088>;
+ arm,psci-suspend-param = <0x0010000>;
+ };
};
};
--
1.9.1
^ permalink raw reply related [flat|nested] 9+ messages in thread
* Re: [PATCH v4] ARM: dts: mt8173: support arm64 cpuidle-dt
2015-06-04 7:13 ` Howard Chen
(?)
@ 2015-06-29 8:18 ` Daniel Lezcano
-1 siblings, 0 replies; 9+ messages in thread
From: Daniel Lezcano @ 2015-06-29 8:18 UTC (permalink / raw)
To: Howard Chen, Matthias Brugger
Cc: Rob Herring, Pawel Moll, Mark Rutland, Ian Campbell, Kumar Gala,
Catalin Marinas, Will Deacon, Eddie Huang,
devicetree-u79uwXL29TY76Z2rM5mHXA,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
linux-kernel-u79uwXL29TY76Z2rM5mHXA,
linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
srv_heupstream-NuS5LvNUpcJWk0Htik3J/w, Sascha Hauer,
lorenzo.pieralisi-5wv7dgnIgG8, Bobby Batacharia, Amit Kucheria
On 06/04/2015 09:13 AM, Howard Chen wrote:
> This patch adds an idle-states node to describe the mt8173 idle states and
> also adds references to the idle-states node in all CPU nodes.
>
> Changes:
>
> v4:
> - Refine the property ordering.
>
> v3:
> - Add the local-timer-stop property.
>
> v2:
> - Remove the change to the PSCI version.
> - Remove the cluster idle state.
> - Fine tune the latency properties of the idle state.
>
> Signed-off-by: Howard Chen <howard.chen-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org>
A bit late but ...
Sounds good.
Acked-by: Daniel Lezcano <daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
--
<http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
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^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH v4] ARM: dts: mt8173: support arm64 cpuidle-dt
@ 2015-06-29 8:18 ` Daniel Lezcano
0 siblings, 0 replies; 9+ messages in thread
From: Daniel Lezcano @ 2015-06-29 8:18 UTC (permalink / raw)
To: linux-arm-kernel
On 06/04/2015 09:13 AM, Howard Chen wrote:
> This patch adds an idle-states node to describe the mt8173 idle states and
> also adds references to the idle-states node in all CPU nodes.
>
> Changes:
>
> v4:
> - Refine the property ordering.
>
> v3:
> - Add the local-timer-stop property.
>
> v2:
> - Remove the change to the PSCI version.
> - Remove the cluster idle state.
> - Fine tune the latency properties of the idle state.
>
> Signed-off-by: Howard Chen <howard.chen@linaro.org>
> Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
A bit late but ...
Sounds good.
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
--
<http://www.linaro.org/> Linaro.org ? Open source software for ARM SoCs
Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog
^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH v4] ARM: dts: mt8173: support arm64 cpuidle-dt
@ 2015-06-29 8:18 ` Daniel Lezcano
0 siblings, 0 replies; 9+ messages in thread
From: Daniel Lezcano @ 2015-06-29 8:18 UTC (permalink / raw)
To: Howard Chen, Matthias Brugger
Cc: Rob Herring, Pawel Moll, Mark Rutland, Ian Campbell, Kumar Gala,
Catalin Marinas, Will Deacon, Eddie Huang, devicetree,
linux-arm-kernel, linux-kernel, linux-mediatek, srv_heupstream,
Sascha Hauer, lorenzo.pieralisi, Bobby Batacharia, Amit Kucheria
On 06/04/2015 09:13 AM, Howard Chen wrote:
> This patch adds an idle-states node to describe the mt8173 idle states and
> also adds references to the idle-states node in all CPU nodes.
>
> Changes:
>
> v4:
> - Refine the property ordering.
>
> v3:
> - Add the local-timer-stop property.
>
> v2:
> - Remove the change to the PSCI version.
> - Remove the cluster idle state.
> - Fine tune the latency properties of the idle state.
>
> Signed-off-by: Howard Chen <howard.chen@linaro.org>
> Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
A bit late but ...
Sounds good.
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
--
<http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs
Follow Linaro: <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog
^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH v4] ARM: dts: mt8173: support arm64 cpuidle-dt
2015-06-29 8:18 ` Daniel Lezcano
(?)
@ 2015-06-29 14:13 ` Matthias Brugger
-1 siblings, 0 replies; 9+ messages in thread
From: Matthias Brugger @ 2015-06-29 14:13 UTC (permalink / raw)
To: Daniel Lezcano
Cc: Howard Chen, Rob Herring, Pawel Moll, Mark Rutland, Ian Campbell,
Kumar Gala, Catalin Marinas, Will Deacon, Eddie Huang,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
moderated list:ARM/Mediatek SoC..., srv_heupstream, Sascha Hauer,
Lorenzo Pieralisi, Bobby Batacharia, Amit Kucheria
2015-06-29 10:18 GMT+02:00 Daniel Lezcano <daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>:
> On 06/04/2015 09:13 AM, Howard Chen wrote:
>>
>> This patch adds an idle-states node to describe the mt8173 idle states and
>> also adds references to the idle-states node in all CPU nodes.
>>
>> Changes:
>>
>> v4:
>> - Refine the property ordering.
>>
>> v3:
>> - Add the local-timer-stop property.
>>
>> v2:
>> - Remove the change to the PSCI version.
>> - Remove the cluster idle state.
>> - Fine tune the latency properties of the idle state.
>>
>> Signed-off-by: Howard Chen <howard.chen-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
>> Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org>
>
>
> A bit late but ...
>
> Sounds good.
>
> Acked-by: Daniel Lezcano <daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
I deleted the change log part and applied it to v4.2-next/arm64
Thanks,
Matthias
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
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^ permalink raw reply [flat|nested] 9+ messages in thread
* [PATCH v4] ARM: dts: mt8173: support arm64 cpuidle-dt
@ 2015-06-29 14:13 ` Matthias Brugger
0 siblings, 0 replies; 9+ messages in thread
From: Matthias Brugger @ 2015-06-29 14:13 UTC (permalink / raw)
To: linux-arm-kernel
2015-06-29 10:18 GMT+02:00 Daniel Lezcano <daniel.lezcano@linaro.org>:
> On 06/04/2015 09:13 AM, Howard Chen wrote:
>>
>> This patch adds an idle-states node to describe the mt8173 idle states and
>> also adds references to the idle-states node in all CPU nodes.
>>
>> Changes:
>>
>> v4:
>> - Refine the property ordering.
>>
>> v3:
>> - Add the local-timer-stop property.
>>
>> v2:
>> - Remove the change to the PSCI version.
>> - Remove the cluster idle state.
>> - Fine tune the latency properties of the idle state.
>>
>> Signed-off-by: Howard Chen <howard.chen@linaro.org>
>> Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
>
>
> A bit late but ...
>
> Sounds good.
>
> Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
I deleted the change log part and applied it to v4.2-next/arm64
Thanks,
Matthias
^ permalink raw reply [flat|nested] 9+ messages in thread
* Re: [PATCH v4] ARM: dts: mt8173: support arm64 cpuidle-dt
@ 2015-06-29 14:13 ` Matthias Brugger
0 siblings, 0 replies; 9+ messages in thread
From: Matthias Brugger @ 2015-06-29 14:13 UTC (permalink / raw)
To: Daniel Lezcano
Cc: Howard Chen, Rob Herring, Pawel Moll, Mark Rutland, Ian Campbell,
Kumar Gala, Catalin Marinas, Will Deacon, Eddie Huang,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, moderated list:ARM/Mediatek SoC...,
srv_heupstream, Sascha Hauer, Lorenzo Pieralisi, Bobby Batacharia,
Amit Kucheria
2015-06-29 10:18 GMT+02:00 Daniel Lezcano <daniel.lezcano@linaro.org>:
> On 06/04/2015 09:13 AM, Howard Chen wrote:
>>
>> This patch adds an idle-states node to describe the mt8173 idle states and
>> also adds references to the idle-states node in all CPU nodes.
>>
>> Changes:
>>
>> v4:
>> - Refine the property ordering.
>>
>> v3:
>> - Add the local-timer-stop property.
>>
>> v2:
>> - Remove the change to the PSCI version.
>> - Remove the cluster idle state.
>> - Fine tune the latency properties of the idle state.
>>
>> Signed-off-by: Howard Chen <howard.chen@linaro.org>
>> Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
>
>
> A bit late but ...
>
> Sounds good.
>
> Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
I deleted the change log part and applied it to v4.2-next/arm64
Thanks,
Matthias
^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2015-06-29 14:13 UTC | newest]
Thread overview: 9+ messages (download: mbox.gz follow: Atom feed
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2015-06-04 7:13 ` Howard Chen
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2015-06-29 8:18 ` Daniel Lezcano
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