To: Rob Herring <robh+dt@xxxxxxxxxx>
On 2016年03月29日 18:29, Wei Ni wrote:
> Set general "critical" trip temperatures for cpu, gpu, mem and pllx
> thermal zones for all Tegra124 platform, these trips can trigger
> shut down or reset.
> Tegra124 Jetson TK1 was already set "critical" trips before, so it
> can overwrite the general values.
>
> Signed-off-by: Wei Ni <wni@xxxxxxxxxx>
> ---
> arch/arm/boot/dts/tegra124-jetson-tk1.dts | 18 ++--------
> arch/arm/boot/dts/tegra124.dtsi | 60 +++++++++++++++++++++++++++++++
> 2 files changed, 63 insertions(+), 15 deletions(-)
>
> diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
> index 66b4451eb2ca..0e24ecd71ac7 100644
> --- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts
> +++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
> @@ -1931,44 +1931,32 @@
> thermal-zones {
> cpu {
> trips {
> - trip@0 {
> + cpu-shutdown-trip {
> temperature = <101000>;
> hysteresis = <0>;
> type = "critical";
> };
> };
> -
> - cooling-maps {
> - /* There are currently no cooling maps because there are no cooling devices */
> - };
> };
>
> mem {
> trips {
> - trip@0 {
> + mem-shutdown-trip {
> temperature = <101000>;
> hysteresis = <0>;
> type = "critical";
> };
> };
> -
> - cooling-maps {
> - /* There are currently no cooling maps because there are no cooling devices */
> - };
> };
>
> gpu {
> trips {
> - trip@0 {
> + gpu-shutdown-trip {
> temperature = <101000>;
> hysteresis = <0>;
> type = "critical";
> };
> };
> -
> - cooling-maps {
> - /* There are currently no cooling maps because there are no cooling devices */
> - };
> };
> };
> };
> diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
> index 68669f791c8b..076a384848ba 100644
> --- a/arch/arm/boot/dts/tegra124.dtsi
> +++ b/arch/arm/boot/dts/tegra124.dtsi
> @@ -996,6 +996,21 @@
>
> thermal-sensors =
> <&soctherm TEGRA124_SOCTHERM_SENSOR_CPU>;
> +
> + trips {
> + cpu-shutdown-trip {
> + temperature = <103000>;
> + hysteresis = <0>;
> + type = "critical";
> + };
> + };
> +
> + cooling-maps {
> + /*
> + * There are currently no cooling maps,
> + * because there are no cooling devices.
> + */
> + };
> };
>
> mem {
> @@ -1004,6 +1019,21 @@
>
> thermal-sensors =
> <&soctherm TEGRA124_SOCTHERM_SENSOR_MEM>;
> +
> + trips {
> + mem-shutdown-trip {
> + temperature = <103000>;
> + hysteresis = <0>;
> + type = "critical";
> + };
> + };
> +
> + cooling-maps {
> + /*
> + * There are currently no cooling maps,
> + * because there are no cooling devices.
> + */
> + };
> };
>
> gpu {
> @@ -1012,6 +1042,21 @@
>
> thermal-sensors =
> <&soctherm TEGRA124_SOCTHERM_SENSOR_GPU>;
> +
> + trips {
> + gpu-shutdown-trip {
> + temperature = <101000>;
> + hysteresis = <0>;
> + type = "critical";
> + };
> + };
> +
> + cooling-maps {
> + /*
> + * There are currently no cooling maps,
> + * because there are no cooling devices.
> + */
> + };
> };
>
> pllx {
> @@ -1020,6 +1065,21 @@
>
> thermal-sensors =
> <&soctherm TEGRA124_SOCTHERM_SENSOR_PLLX>;
> +
> + trips {
> + pllx-shutdown-trip {
> + temperature = <103000>;
> + hysteresis = <0>;
> + type = "critical";
> + };
> + };
> +
> + cooling-maps {
> + /*
> + * There are currently no cooling maps,
> + * because there are no cooling devices.
> + */
> + };
> };
> };
>
>
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