diff mbox series

[V7,4/4] arm64: dts: imx: add i.MX8QXP thermal support

Message ID 1550645332-2907-4-git-send-email-Anson.Huang@nxp.com (mailing list archive)
State Changes Requested
Delegated to: Eduardo Valentin
Headers show
Series [V7,1/4] dt-bindings: fsl: scu: add thermal binding | expand

Commit Message

Anson Huang Feb. 20, 2019, 6:53 a.m. UTC
Add i.MX8QXP CPU thermal zone support.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
Changes since V6:
	- add fallback compatible string "fsl,imx-sc-thermal" according to i.MX SC thermal driver
	  update.
---
 arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

Comments

Eduardo Valentin Feb. 21, 2019, 1:03 a.m. UTC | #1
On Wed, Feb 20, 2019 at 06:53:58AM +0000, Anson Huang wrote:
> Add i.MX8QXP CPU thermal zone support.
> 
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
> Changes since V6:
> 	- add fallback compatible string "fsl,imx-sc-thermal" according to i.MX SC thermal driver
> 	  update.
> ---
>  arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 28 ++++++++++++++++++++++++++++
>  1 file changed, 28 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> index 4c3dd95..24b03d6 100644
> --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> @@ -10,6 +10,7 @@
>  #include <dt-bindings/gpio/gpio.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/pinctrl/pads-imx8qxp.h>
> +#include <dt-bindings/thermal/thermal.h>
>  
>  / {
>  	interrupt-parent = <&gic>;
> @@ -116,6 +117,12 @@
>  		rtc: rtc {
>  			compatible = "fsl,imx8qxp-sc-rtc";
>  		};
> +
> +		tsens: thermal-sensor {
> +			compatible = "fsl,imx8qxp-sc-thermal", "fsl,imx-sc-thermal";
> +			tsens-num = <1>;
> +			#thermal-sensor-cells = <1>;
> +		};
>  	};
>  
>  	timer {
> @@ -443,4 +450,25 @@
>  			power-domains = <&pd IMX_SC_R_GPIO_7>;
>  		};
>  	};
> +
> +	thermal_zones: thermal-zones {
> +		cpu-thermal0 {
> +			polling-delay-passive = <250>;
> +			polling-delay = <2000>;
> +			thermal-sensors = <&tsens 0>;
> +			imx,sensor-resource-id = <355>;
> +			trips {
> +				cpu_alert0: trip0 {
> +					temperature = <107000>;
> +					hysteresis = <2000>;
> +					type = "passive";

Please add your cooling maps for a passive trip point.

> +				};
> +				cpu_crit0: trip1 {
> +					temperature = <127000>;
> +					hysteresis = <2000>;
> +					type = "critical";
> +				};
> +			};
> +		};
> +	};
>  };
> -- 
> 2.7.4
>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
index 4c3dd95..24b03d6 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
@@ -10,6 +10,7 @@ 
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/pinctrl/pads-imx8qxp.h>
+#include <dt-bindings/thermal/thermal.h>
 
 / {
 	interrupt-parent = <&gic>;
@@ -116,6 +117,12 @@ 
 		rtc: rtc {
 			compatible = "fsl,imx8qxp-sc-rtc";
 		};
+
+		tsens: thermal-sensor {
+			compatible = "fsl,imx8qxp-sc-thermal", "fsl,imx-sc-thermal";
+			tsens-num = <1>;
+			#thermal-sensor-cells = <1>;
+		};
 	};
 
 	timer {
@@ -443,4 +450,25 @@ 
 			power-domains = <&pd IMX_SC_R_GPIO_7>;
 		};
 	};
+
+	thermal_zones: thermal-zones {
+		cpu-thermal0 {
+			polling-delay-passive = <250>;
+			polling-delay = <2000>;
+			thermal-sensors = <&tsens 0>;
+			imx,sensor-resource-id = <355>;
+			trips {
+				cpu_alert0: trip0 {
+					temperature = <107000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				cpu_crit0: trip1 {
+					temperature = <127000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+	};
 };