RE: [PATCH] ARM64: dts: imx: add i.MX8QXP thermal support
From: Anson Huang
Date: Tue Nov 27 2018 - 01:21:51 EST
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@xxxxxxxxxx; mark.rutland@xxxxxxx; Aisheng DONG
> <aisheng.dong@xxxxxxx>; devicetree@xxxxxxxxxxxxxxx;
> linux-kernel@xxxxxxxxxxxxxxx; shawnguo@xxxxxxxxxx
> Cc: dl-linux-imx <linux-imx@xxxxxxx>
> Subject: [PATCH] ARM64: dts: imx: add i.MX8QXP thermal support
>
> Add i.MX8QXP CPU thermal zone support.
>
> Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
> ---
> 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