On 05/10/2020 17:03, Konrad Dybcio wrote:
> This will shut down the platform in case the PMIC overheats.
>
> Signed-off-by: Konrad Dybcio <konradyb...@gmail.com>
> ---
> arch/arm64/boot/dts/qcom/pm8994.dtsi | 24 ++++++++++++++++++++++++
> 1 file changed, 24 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/pm8994.dtsi
> b/arch/arm64/boot/dts/qcom/pm8994.dtsi
> index 7825208b0d8b..9ab5657f7d23 100644
> --- a/arch/arm64/boot/dts/qcom/pm8994.dtsi
> +++ b/arch/arm64/boot/dts/qcom/pm8994.dtsi
> @@ -4,6 +4,30 @@
> #include <dt-bindings/interrupt-controller/irq.h>
> #include <dt-bindings/spmi/spmi.h>
>
> +/ {
> + thermal-zones {
> + pm8994 {
> + polling-delay-passive = <250>;
> + polling-delay = <1000>;
> +
> + thermal-sensors = <&pm8994_temp>;
> +
> + trips {
> + pm8994_alert0: pm8994-alert0 {
> + temperature = <95000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
Don't you want to add a 'hot' trip point, so userspace can get the
notification and have an opportunity to do some action like unplugging
some CPU before a wild shutdown happens ?
> + pm8994_crit: pm8994-crit {
> + temperature = <125000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> + };
> + };
> +};
> +
> &spmi_bus {
>
> pmic@0 {
>
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