On Tue, Apr 7, 2020 at 11:21 AM Keerthy <j-keerthy@xxxxxx> wrote:
>
> The am654 SoC has three thermal zones namely MPU0, MPU1 and MCU
> zones.
>
> Signed-off-by: Keerthy <j-keerthy@xxxxxx>
Reviewed-by: Amit Kucheria <amit.kucheria@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi | 4 ++
> .../dts/ti/k3-am654-industrial-thermal.dtsi | 45 +++++++++++++++++++
> 2 files changed, 49 insertions(+)
> create mode 100644 arch/arm64/boot/dts/ti/k3-am654-industrial-thermal.dtsi
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi
> index 98b89cf0ccdf..54a133fa1bf2 100644
> --- a/arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am65-wakeup.dtsi
> @@ -96,4 +96,8 @@
> power-domains = <&k3_pds 80 TI_SCI_PD_EXCLUSIVE>;
> #thermal-sensor-cells = <1>;
> };
> +
> + thermal_zones: thermal-zones {
> + #include "k3-am654-industrial-thermal.dtsi"
> + };
> };
> diff --git a/arch/arm64/boot/dts/ti/k3-am654-industrial-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-am654-industrial-thermal.dtsi
> new file mode 100644
> index 000000000000..cdc3d40c3f60
> --- /dev/null
> +++ b/arch/arm64/boot/dts/ti/k3-am654-industrial-thermal.dtsi
> @@ -0,0 +1,45 @@
> +// SPDX-License-Identifier: GPL-2.0
> +
> +#include <dt-bindings/thermal/thermal.h>
> +
> +mpu0_thermal: mpu0_thermal {
> + polling-delay-passive = <250>; /* milliseconds */
> + polling-delay = <500>; /* milliseconds */
> + thermal-sensors = <&wkup_vtm0 0>;
> +
> + trips {
> + mpu0_crit: mpu0_crit {
> + temperature = <125000>; /* milliCelsius */
> + hysteresis = <2000>; /* milliCelsius */
> + type = "critical";
> + };
> + };
> +};
> +
> +mpu1_thermal: mpu1_thermal {
> + polling-delay-passive = <250>; /* milliseconds */
> + polling-delay = <500>; /* milliseconds */
> + thermal-sensors = <&wkup_vtm0 1>;
> +
> + trips {
> + mpu1_crit: mpu1_crit {
> + temperature = <125000>; /* milliCelsius */
> + hysteresis = <2000>; /* milliCelsius */
> + type = "critical";
> + };
> + };
> +};
> +
> +mcu_thermal: mcu_thermal {
> + polling-delay-passive = <250>; /* milliseconds */
> + polling-delay = <500>; /* milliseconds */
> + thermal-sensors = <&wkup_vtm0 2>;
> +
> + trips {
> + mcu_crit: mcu_crit {
> + temperature = <125000>; /* milliCelsius */
> + hysteresis = <2000>; /* milliCelsius */
> + type = "critical";
> + };
> + };
> +};
> --
> 2.17.1
>
