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SubjectRe: [PATCH v4 1/4] dt-bindings: thermal: k3: Add VTM bindings documentation
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On 18/03/20 1:57 pm, Keerthy wrote:
> Add VTM bindings documentation. In the Voltage Thermal
> Management Module(VTM), K3 AM654 supplies a voltage
> reference and a temperature sensor feature that are gathered in the band
> gap voltage and temperature sensor (VBGAPTS) module. The band
> gap provides current and voltage reference for its internal
> circuits and other analog IP blocks. The analog-to-digital
> converter (ADC) produces an output value that is proportional
> to the silicon temperature.

Numbering is bad. I will resend in a bit.

>
> Signed-off-by: Keerthy <j-keerthy@ti.com>
> ---
> .../bindings/thermal/ti,am654-thermal.yaml | 56 +++++++++++++++++++
> 1 file changed, 56 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/thermal/ti,am654-thermal.yaml
>
> diff --git a/Documentation/devicetree/bindings/thermal/ti,am654-thermal.yaml b/Documentation/devicetree/bindings/thermal/ti,am654-thermal.yaml
> new file mode 100644
> index 000000000000..d241b65d6072
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/thermal/ti,am654-thermal.yaml
> @@ -0,0 +1,56 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/thermal/ti,am654-thermal.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Texas Instruments AM654 VTM (DTS) binding
> +
> +maintainers:
> + - Keerthy <j-keerthy@ti.com>
> +
> +properties:
> + compatible:
> + const: ti,am654-vtm
> +
> + reg:
> + maxItems: 1
> +
> + power-domains:
> + maxItems: 1
> +
> + "#thermal-sensor-cells":
> + const: 1
> +
> +required:
> + - "#thermal-sensor-cells"
> + - compatible
> + - reg
> + - power-domains
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/soc/ti,sci_pm_domain.h>
> + vtm: thermal@42050000 {
> + compatible = "ti,am654-vtm";
> + reg = <0x0 0x42050000 0x0 0x25c>;
> + power-domains = <&k3_pds 80 TI_SCI_PD_EXCLUSIVE>;
> + #thermal-sensor-cells = <1>;
> + };
> +
> + mpu0_thermal: mpu0_thermal {
> + polling-delay-passive = <250>; /* milliseconds */
> + polling-delay = <500>; /* milliseconds */
> + thermal-sensors = <&vtm0 0>;
> +
> + trips {
> + mpu0_crit: mpu0_crit {
> + temperature = <125000>; /* milliCelsius */
> + hysteresis = <2000>; /* milliCelsius */
> + type = "critical";
> + };
> + };
> + };
> +...
>

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