Add thermal zones and hwmon connected to the ADC-touchscreen controller.
Signed-off-by: Oleksij Rempel o.rempel@pengutronix.de --- arch/arm/boot/dts/imx6dl-plym2m.dts | 74 ++++++++++++++++++++++++++++- arch/arm/boot/dts/imx6dl-prtvt7.dts | 57 ++++++++++++++++++++++ arch/arm/boot/dts/imx6dl-victgo.dts | 62 +++++++++++++++++++++++- 3 files changed, 191 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/imx6dl-plym2m.dts b/arch/arm/boot/dts/imx6dl-plym2m.dts index 73c7622bfe0f..c4ce23d8ac9f 100644 --- a/arch/arm/boot/dts/imx6dl-plym2m.dts +++ b/arch/arm/boot/dts/imx6dl-plym2m.dts @@ -50,6 +50,11 @@ display_out: endpoint { }; };
+ iio-hwmon { + compatible = "iio-hwmon"; + io-channels = <&vdiv_vaccu>; + }; + leds { compatible = "gpio-leds"; pinctrl-names = "default"; @@ -102,6 +107,26 @@ reg_12v0: regulator-12v0 { regulator-max-microvolt = <12000000>; };
+ thermal-zones { + chassis-thermal { + polling-delay = <20000>; + polling-delay-passive = <0>; + thermal-sensors = <&tsens0>; + }; + + touch-thermal0 { + polling-delay = <20000>; + polling-delay-passive = <0>; + thermal-sensors = <&touch_temp0>; + }; + + touch-thermal1 { + polling-delay = <20000>; + polling-delay-passive = <0>; + thermal-sensors = <&touch_temp1>; + }; + }; + touchscreen { compatible = "resistive-adc-touch"; io-channels = <&adc_ts 1>, <&adc_ts 3>, <&adc_ts 4>, @@ -113,6 +138,32 @@ touchscreen { touchscreen-x-plate-ohms = <300>; touchscreen-y-plate-ohms = <800>; }; + + touch_temp0: touch-temperature-sensor0 { + compatible = "generic-adc-thermal"; + #thermal-sensor-cells = <0>; + io-channels = <&adc_ts 0>; + io-channel-names = "sensor-channel"; + temperature-lookup-table = < (-40000) 736 + 85000 474>; + }; + + touch_temp1: touch-temperature-sensor1 { + compatible = "generic-adc-thermal"; + #thermal-sensor-cells = <0>; + io-channels = <&adc_ts 7>; + io-channel-names = "sensor-channel"; + temperature-lookup-table = < (-40000) 826 + 85000 609>; + }; + + vdiv_vaccu: voltage-divider-vaccu { + compatible = "voltage-divider"; + io-channels = <&adc_ts 2>; + output-ohms = <2500>; + full-ohms = <64000>; + #io-channel-cells = <0>; + }; };
&can1 { @@ -153,12 +204,24 @@ adc_ts: adc@0 { #address-cells = <1>; #size-cells = <0>;
+ channel@0 { + reg = <0>; + settling-time-us = <300>; + oversampling-ratio = <5>; + }; + channel@1 { reg = <1>; settling-time-us = <700>; oversampling-ratio = <5>; };
+ channel@2 { + reg = <2>; + settling-time-us = <300>; + oversampling-ratio = <5>; + }; + channel@3 { reg = <3>; settling-time-us = <700>; @@ -176,6 +239,14 @@ channel@5 { settling-time-us = <700>; oversampling-ratio = <5>; }; + + /* channel 6 is not connected */ + + channel@7 { + reg = <7>; + settling-time-us = <300>; + oversampling-ratio = <5>; + }; }; };
@@ -260,9 +331,10 @@ &i2c3 { pinctrl-0 = <&pinctrl_i2c3>; status = "okay";
- temperature-sensor@70 { + tsens0: temperature-sensor@70 { compatible = "ti,tmp103"; reg = <0x70>; + #thermal-sensor-cells = <0>; }; };
diff --git a/arch/arm/boot/dts/imx6dl-prtvt7.dts b/arch/arm/boot/dts/imx6dl-prtvt7.dts index 59e0674420a1..b86deebef7b7 100644 --- a/arch/arm/boot/dts/imx6dl-prtvt7.dts +++ b/arch/arm/boot/dts/imx6dl-prtvt7.dts @@ -53,6 +53,11 @@ display_out: endpoint { }; };
+ iio-hwmon { + compatible = "iio-hwmon"; + io-channels = <&vdiv_vaccu>; + }; + keys { compatible = "gpio-keys"; autorepeat; @@ -236,6 +241,26 @@ simple-audio-card,codec { }; };
+ thermal-zones { + chassis-thermal { + polling-delay = <20000>; + polling-delay-passive = <0>; + thermal-sensors = <&tsens0>; + }; + + touch-thermal0 { + polling-delay = <20000>; + polling-delay-passive = <0>; + thermal-sensors = <&touch_temp0>; + }; + + touch-thermal1 { + polling-delay = <20000>; + polling-delay-passive = <0>; + thermal-sensors = <&touch_temp1>; + }; + }; + touchscreen { compatible = "resistive-adc-touch"; io-channels = <&adc_ts 1>, <&adc_ts 3>, <&adc_ts 4>, @@ -247,6 +272,32 @@ touchscreen { touchscreen-x-plate-ohms = <300>; touchscreen-y-plate-ohms = <800>; }; + + touch_temp0: touch-temperature-sensor0 { + compatible = "generic-adc-thermal"; + #thermal-sensor-cells = <0>; + io-channels = <&adc_ts 0>; + io-channel-names = "sensor-channel"; + temperature-lookup-table = < (-40000) 736 + 85000 474>; + }; + + touch_temp1: touch-temperature-sensor1 { + compatible = "generic-adc-thermal"; + #thermal-sensor-cells = <0>; + io-channels = <&adc_ts 7>; + io-channel-names = "sensor-channel"; + temperature-lookup-table = < (-40000) 826 + 85000 609>; + }; + + vdiv_vaccu: voltage-divider-vaccu { + compatible = "voltage-divider"; + io-channels = <&adc_ts 2>; + output-ohms = <2500>; + full-ohms = <64000>; + #io-channel-cells = <0>; + }; };
&audmux { @@ -372,6 +423,12 @@ rtc@51 { reg = <0x51>; };
+ tsens0: temperature-sensor@70 { + compatible = "ti,tmp103"; + reg = <0x70>; + #thermal-sensor-cells = <0>; + }; + gpio_pca: gpio@74 { compatible = "nxp,pca9539"; reg = <0x74>; diff --git a/arch/arm/boot/dts/imx6dl-victgo.dts b/arch/arm/boot/dts/imx6dl-victgo.dts index 52de091ea452..227c952543d4 100644 --- a/arch/arm/boot/dts/imx6dl-victgo.dts +++ b/arch/arm/boot/dts/imx6dl-victgo.dts @@ -66,6 +66,11 @@ enter { }; };
+ iio-hwmon { + compatible = "iio-hwmon"; + io-channels = <&vdiv_vaccu>, <&vdiv_hitch_pos>; + }; + leds { compatible = "gpio-leds"; pinctrl-names = "default"; @@ -182,6 +187,26 @@ simple-audio-card,codec { }; };
+ thermal-zones { + chassis-thermal { + polling-delay = <20000>; + polling-delay-passive = <0>; + thermal-sensors = <&tsens0>; + }; + + touch-thermal0 { + polling-delay = <20000>; + polling-delay-passive = <0>; + thermal-sensors = <&touch_temp0>; + }; + + touch-thermal1 { + polling-delay = <20000>; + polling-delay-passive = <0>; + thermal-sensors = <&touch_temp1>; + }; + }; + touchscreen { compatible = "resistive-adc-touch"; io-channels = <&adc_ts 1>, <&adc_ts 3>, <&adc_ts 4>, @@ -193,6 +218,40 @@ touchscreen { touchscreen-x-plate-ohms = <300>; touchscreen-y-plate-ohms = <800>; }; + + touch_temp0: touch-temperature-sensor0 { + compatible = "generic-adc-thermal"; + #thermal-sensor-cells = <0>; + io-channels = <&adc_ts 0>; + io-channel-names = "sensor-channel"; + temperature-lookup-table = < (-40000) 736 + 85000 474>; + }; + + touch_temp1: touch-temperature-sensor1 { + compatible = "generic-adc-thermal"; + #thermal-sensor-cells = <0>; + io-channels = <&adc_ts 7>; + io-channel-names = "sensor-channel"; + temperature-lookup-table = < (-40000) 826 + 85000 609>; + }; + + vdiv_vaccu: voltage-divider-vaccu { + compatible = "voltage-divider"; + io-channels = <&adc_ts 2>; + output-ohms = <2500>; + full-ohms = <64000>; + #io-channel-cells = <0>; + }; + + vdiv_hitch_pos: voltage-divider-hitch-pos { + compatible = "voltage-divider"; + io-channels = <&adc_ts 6>; + output-ohms = <3300>; + full-ohms = <13300>; + #io-channel-cells = <0>; + }; };
&audmux { @@ -477,9 +536,10 @@ rtc@51 { reg = <0x51>; };
- temperature-sensor@70 { + tsens0: temperature-sensor@70 { compatible = "ti,tmp103"; reg = <0x70>; + #thermal-sensor-cells = <0>; }; };