On 29.10.2022 07:14, Manivannan Sadhasivam wrote:
> Add VADC channels of PM8280_{1/2} PMICs for measuring the on-chip die
> temperature and external thermistors connected to the AMUX pins.
>
> The measurements are collected by the primary PMIC PMK8280 from the
> secondary PMICs PM8280_{1/2} and exposed over the PMK8280's VADC channels.
>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> ---
> .../qcom/sc8280xp-lenovo-thinkpad-x13s.dts | 61 +++++++++++++++++++
> 1 file changed, 61 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
> index 18315743313b..250e1489f029 100644
> --- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
> +++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
> @@ -7,6 +7,7 @@
> /dts-v1/;
>
> #include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/iio/qcom,spmi-adc7-pm8350.h>
> #include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
> #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
>
> @@ -189,6 +190,66 @@ xo-therm@44 {
> qcom,ratiometric;
> qcom,hw-settle-time = <200>;
> };
> +
> + pmic-die-temp@103 {
> + reg = <PM8350_ADC7_DIE_TEMP(1)>;
> + label = "pm8280_1_die_temp";
> + qcom,pre-scaling = <1 1>;
> + };
> +
> + sys-therm@144 {
> + reg = <PM8350_ADC7_AMUX_THM1_100K_PU(1)>;
> + qcom,ratiometric;
> + qcom,hw-settle-time = <200>;
As I mentioned in the previous patch, maybe swapping the order of these two properties
would make it look better, but of course that doesn't affect functionality.
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx>
Konrad
> + };
> +
> + sys-therm@145 {
> + reg = <PM8350_ADC7_AMUX_THM2_100K_PU(1)>;
> + qcom,ratiometric;
> + qcom,hw-settle-time = <200>;
> + };
> +
> + sys-therm@146 {
> + reg = <PM8350_ADC7_AMUX_THM3_100K_PU(1)>;
> + qcom,ratiometric;
> + qcom,hw-settle-time = <200>;
> + };
> +
> + sys-therm@147 {
> + reg = <PM8350_ADC7_AMUX_THM4_100K_PU(1)>;
> + qcom,ratiometric;
> + qcom,hw-settle-time = <200>;
> + };
> +
> + pmic-die-temp@303 {
> + reg = <PM8350_ADC7_DIE_TEMP(3)>;
> + label = "pm8250_2_die_temp";
> + qcom,pre-scaling = <1 1>;
> + };
> +
> + sys-therm@344 {
> + reg = <PM8350_ADC7_AMUX_THM1_100K_PU(3)>;
> + qcom,ratiometric;
> + qcom,hw-settle-time = <200>;
> + };
> +
> + sys-therm@345 {
> + reg = <PM8350_ADC7_AMUX_THM2_100K_PU(3)>;
> + qcom,ratiometric;
> + qcom,hw-settle-time = <200>;
> + };
> +
> + sys-therm@346 {
> + reg = <PM8350_ADC7_AMUX_THM3_100K_PU(3)>;
> + qcom,ratiometric;
> + qcom,hw-settle-time = <200>;
> + };
> +
> + sys-therm@347 {
> + reg = <PM8350_ADC7_AMUX_THM4_100K_PU(3)>;
> + qcom,ratiometric;
> + qcom,hw-settle-time = <200>;
> + };
> };
>
> &qup0 {
