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imx: imx8dx/qxp: enable thermal

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Add thermal dts node
Enable thermal in defconfig

Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Peng Fan 2019-05-05 13:24:00 +00:00 committed by Stefano Babic
parent 5ef5b6d46f
commit d70c0fce67
2 changed files with 58 additions and 0 deletions
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56
arch/arm/dts/fsl-imx8dx.dtsi
View File

@ -11,6 +11,7 @@
#include <dt-bindings/input/input.h> #include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/pads-imx8qxp.h> #include <dt-bindings/pinctrl/pads-imx8qxp.h>
#include <dt-bindings/gpio/gpio.h> #include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/thermal/thermal.h>
/ { / {
model = "Freescale i.MX8DX"; model = "Freescale i.MX8DX";
@ -543,6 +544,61 @@
power-domains = <&pd_conn_enet1>; power-domains = <&pd_conn_enet1>;
status = "disabled"; status = "disabled";
}; };
tsens: thermal-sensor {
compatible = "nxp,imx8qxp-sc-tsens";
/* number of the temp sensor on the chip */
tsens-num = <2>;
#thermal-sensor-cells = <1>;
};
thermal_zones: thermal-zones {
/* cpu thermal */
cpu-thermal0 {
polling-delay-passive = <250>;
polling-delay = <2000>;
/*the slope and offset of the temp sensor */
thermal-sensors = <&tsens 0>;
trips {
cpu_alert0: trip0 {
temperature = <107000>;
hysteresis = <2000>;
type = "passive";
};
cpu_crit0: trip1 {
temperature = <127000>;
hysteresis = <2000>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu_alert0>;
cooling-device =
<&A35_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
drc-thermal0 {
polling-delay-passive = <250>;
polling-delay = <2000>;
thermal-sensors = <&tsens 1>;
status = "disabled";
trips {
drc_alert0: trip0 {
temperature = <107000>;
hysteresis = <2000>;
type = "passive";
};
drc_crit0: trip1 {
temperature = <127000>;
hysteresis = <2000>;
type = "critical";
};
};
};
};
}; };
&A35_0 { &A35_0 {

2
configs/imx8qxp_mek_defconfig
View File

@ -78,5 +78,7 @@ CONFIG_DM_REGULATOR_GPIO=y
CONFIG_SPL_DM_REGULATOR_GPIO=y CONFIG_SPL_DM_REGULATOR_GPIO=y
CONFIG_DM_SERIAL=y CONFIG_DM_SERIAL=y
CONFIG_FSL_LPUART=y CONFIG_FSL_LPUART=y
CONFIG_DM_THERMAL=y
CONFIG_IMX_SCU_THERMAL=y
CONFIG_SPL_TINY_MEMSET=y CONFIG_SPL_TINY_MEMSET=y
# CONFIG_EFI_LOADER is not set # CONFIG_EFI_LOADER is not set