* [PATCH] ARM64: dts: imx: add i.MX8QXP thermal support
@ 2018-11-27 6:18 Anson Huang
2018-11-27 6:21 ` Anson Huang
0 siblings, 1 reply; 2+ messages in thread
From: Anson Huang @ 2018-11-27 6:18 UTC (permalink / raw)
To: robh+dt, mark.rutland, Aisheng DONG, devicetree, linux-kernel, shawnguo
Cc: dl-linux-imx
Add i.MX8QXP CPU thermal zone support.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
index da99b6f..9155d45 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
@@ -9,6 +9,7 @@
#include <dt-bindings/firmware/imx/rsrc.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/pads-imx8qxp.h>
+#include <dt-bindings/thermal/thermal.h>
#include "imx8-ca35.dtsi"
@@ -85,6 +86,32 @@
};
};
+ tsens: thermal-sensor {
+ compatible = "nxp,imx8qxp-sc-thermal";
+ tsens-num = <1>;
+ #thermal-sensor-cells = <1>;
+ };
+
+ thermal_zones: thermal-zones {
+ cpu-thermal0 {
+ polling-delay-passive = <250>;
+ polling-delay = <2000>;
+ thermal-sensors = <&tsens 355>;
+ trips {
+ cpu_alert0: trip0 {
+ temperature = <107000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit0: trip1 {
+ temperature = <127000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+ };
+
adma_subsys: bus@59000000 {
compatible = "simple-bus";
#address-cells = <1>;
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* RE: [PATCH] ARM64: dts: imx: add i.MX8QXP thermal support
2018-11-27 6:18 [PATCH] ARM64: dts: imx: add i.MX8QXP thermal support Anson Huang
@ 2018-11-27 6:21 ` Anson Huang
0 siblings, 0 replies; 2+ messages in thread
From: Anson Huang @ 2018-11-27 6:21 UTC (permalink / raw)
To: robh+dt, mark.rutland, Aisheng DONG, devicetree, linux-kernel, shawnguo
Cc: dl-linux-imx
Forgot to mentioned: This patch is based on "[V4,3/5] arm64: dts: imx: add imx8qxp support", https://patchwork.kernel.org/patch/10677311/
Best Regards!
Anson Huang
> -----Original Message-----
> From: Anson Huang
> Sent: 2018年11月27日 14:19
> To: robh+dt@kernel.org; mark.rutland@arm.com; Aisheng DONG
> <aisheng.dong@nxp.com>; devicetree@vger.kernel.org;
> linux-kernel@vger.kernel.org; shawnguo@kernel.org
> Cc: dl-linux-imx <linux-imx@nxp.com>
> Subject: [PATCH] ARM64: dts: imx: add i.MX8QXP thermal support
>
> Add i.MX8QXP CPU thermal zone support.
>
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
> arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 27
> +++++++++++++++++++++++++++
> 1 file changed, 27 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> index da99b6f..9155d45 100644
> --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> @@ -9,6 +9,7 @@
> #include <dt-bindings/firmware/imx/rsrc.h> #include
> <dt-bindings/gpio/gpio.h> #include <dt-bindings/pinctrl/pads-imx8qxp.h>
> +#include <dt-bindings/thermal/thermal.h>
>
> #include "imx8-ca35.dtsi"
>
> @@ -85,6 +86,32 @@
> };
> };
>
> + tsens: thermal-sensor {
> + compatible = "nxp,imx8qxp-sc-thermal";
> + tsens-num = <1>;
> + #thermal-sensor-cells = <1>;
> + };
> +
> + thermal_zones: thermal-zones {
> + cpu-thermal0 {
> + polling-delay-passive = <250>;
> + polling-delay = <2000>;
> + thermal-sensors = <&tsens 355>;
> + trips {
> + cpu_alert0: trip0 {
> + temperature = <107000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> + cpu_crit0: trip1 {
> + temperature = <127000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> + };
> +
> adma_subsys: bus@59000000 {
> compatible = "simple-bus";
> #address-cells = <1>;
> --
> 2.7.4
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