* [PATCH] arm64: dts: ls1028a: add one more thermal zone support
@ 2020-05-25 7:38 Yuantian Tang
2020-05-25 11:08 ` Daniel Lezcano
2020-06-18 14:33 ` Shawn Guo
0 siblings, 2 replies; 4+ messages in thread
From: Yuantian Tang @ 2020-05-25 7:38 UTC (permalink / raw)
To: shawnguo, robh+dt, mark.rutland, catalin.marinas, will.deacon
Cc: devicetree, linux-arm-kernel, linux-kernel, Yuantian Tang
There are 2 thermal zones in ls1028a soc. Current dts only
includes one. This patch adds the other thermal zone node
in dts to enable it.
Signed-off-by: Yuantian Tang <andy.tang@nxp.com>
---
.../arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 22 ++++++++++++++++++-
1 file changed, 21 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
index 055f114cf848..bc6f0c0f85da 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
@@ -129,11 +129,31 @@
};
thermal-zones {
- core-cluster {
+ ddr-controller {
polling-delay-passive = <1000>;
polling-delay = <5000>;
thermal-sensors = <&tmu 0>;
+ trips {
+ ddr-ctrler-alert {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ ddr-ctrler-crit {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ core-cluster {
+ polling-delay-passive = <1000>;
+ polling-delay = <5000>;
+ thermal-sensors = <&tmu 1>;
+
trips {
core_cluster_alert: core-cluster-alert {
temperature = <85000>;
--
2.17.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] arm64: dts: ls1028a: add one more thermal zone support
2020-05-25 7:38 [PATCH] arm64: dts: ls1028a: add one more thermal zone support Yuantian Tang
@ 2020-05-25 11:08 ` Daniel Lezcano
2020-05-26 2:45 ` [EXT] " Andy Tang
2020-06-18 14:33 ` Shawn Guo
1 sibling, 1 reply; 4+ messages in thread
From: Daniel Lezcano @ 2020-05-25 11:08 UTC (permalink / raw)
To: Yuantian Tang, shawnguo, robh+dt, mark.rutland, catalin.marinas,
will.deacon
Cc: devicetree, linux-arm-kernel, linux-kernel
On 25/05/2020 09:38, Yuantian Tang wrote:
> There are 2 thermal zones in ls1028a soc. Current dts only
> includes one. This patch adds the other thermal zone node
> in dts to enable it.
For my personal information, is there a cooling device for the DDR?
> Signed-off-by: Yuantian Tang <andy.tang@nxp.com>
> ---
> .../arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 22 ++++++++++++++++++-
> 1 file changed, 21 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> index 055f114cf848..bc6f0c0f85da 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> @@ -129,11 +129,31 @@
> };
>
> thermal-zones {
> - core-cluster {
> + ddr-controller {
> polling-delay-passive = <1000>;
> polling-delay = <5000>;
> thermal-sensors = <&tmu 0>;
>
> + trips {
> + ddr-ctrler-alert {
> + temperature = <85000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + ddr-ctrler-crit {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> +
> + core-cluster {
> + polling-delay-passive = <1000>;
> + polling-delay = <5000>;
> + thermal-sensors = <&tmu 1>;
> +
> trips {
> core_cluster_alert: core-cluster-alert {
> temperature = <85000>;
>
--
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^ permalink raw reply [flat|nested] 4+ messages in thread
* RE: [EXT] Re: [PATCH] arm64: dts: ls1028a: add one more thermal zone support
2020-05-25 11:08 ` Daniel Lezcano
@ 2020-05-26 2:45 ` Andy Tang
0 siblings, 0 replies; 4+ messages in thread
From: Andy Tang @ 2020-05-26 2:45 UTC (permalink / raw)
To: Daniel Lezcano, shawnguo, robh+dt, mark.rutland, catalin.marinas,
will.deacon
Cc: devicetree, linux-arm-kernel, linux-kernel
-----Original Message-----
From: Daniel Lezcano <daniel.lezcano@linaro.org>
Sent: 2020年5月25日 19:08
To: Andy Tang <andy.tang@nxp.com>; shawnguo@kernel.org; robh+dt@kernel.org; mark.rutland@arm.com; catalin.marinas@arm.com; will.deacon@arm.com
Cc: devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux-kernel@vger.kernel.org
Subject: [EXT] Re: [PATCH] arm64: dts: ls1028a: add one more thermal zone support
Caution: EXT Email
On 25/05/2020 09:38, Yuantian Tang wrote:
> There are 2 thermal zones in ls1028a soc. Current dts only includes
> one. This patch adds the other thermal zone node in dts to enable it.
For my personal information, is there a cooling device for the DDR?
A: There is only one cooling device which is used by core-cluster sensor zone.
So there is no cooling device for DDR.
BR,
Andy
> Signed-off-by: Yuantian Tang <andy.tang@nxp.com>
> ---
> .../arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 22
> ++++++++++++++++++-
> 1 file changed, 21 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> index 055f114cf848..bc6f0c0f85da 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> @@ -129,11 +129,31 @@
> };
>
> thermal-zones {
> - core-cluster {
> + ddr-controller {
> polling-delay-passive = <1000>;
> polling-delay = <5000>;
> thermal-sensors = <&tmu 0>;
>
> + trips {
> + ddr-ctrler-alert {
> + temperature = <85000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + ddr-ctrler-crit {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> +
> + core-cluster {
> + polling-delay-passive = <1000>;
> + polling-delay = <5000>;
> + thermal-sensors = <&tmu 1>;
> +
> trips {
> core_cluster_alert: core-cluster-alert {
> temperature = <85000>;
>
--
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] arm64: dts: ls1028a: add one more thermal zone support
2020-05-25 7:38 [PATCH] arm64: dts: ls1028a: add one more thermal zone support Yuantian Tang
2020-05-25 11:08 ` Daniel Lezcano
@ 2020-06-18 14:33 ` Shawn Guo
1 sibling, 0 replies; 4+ messages in thread
From: Shawn Guo @ 2020-06-18 14:33 UTC (permalink / raw)
To: Yuantian Tang
Cc: robh+dt, mark.rutland, catalin.marinas, will.deacon, devicetree,
linux-arm-kernel, linux-kernel
On Mon, May 25, 2020 at 03:38:27PM +0800, Yuantian Tang wrote:
> There are 2 thermal zones in ls1028a soc. Current dts only
> includes one. This patch adds the other thermal zone node
> in dts to enable it.
>
> Signed-off-by: Yuantian Tang <andy.tang@nxp.com>
Applied, thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
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2020-05-25 7:38 [PATCH] arm64: dts: ls1028a: add one more thermal zone support Yuantian Tang
2020-05-25 11:08 ` Daniel Lezcano
2020-05-26 2:45 ` [EXT] " Andy Tang
2020-06-18 14:33 ` Shawn Guo
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