Re: [PATCH v2 2/8] dt-bindings: power: reset: add generic PSCRR binding trackers

From: Krzysztof Kozlowski
Date: Thu Jan 25 2024 - 06:08:19 EST


On 24/01/2024 13:21, Oleksij Rempel wrote:
> Add binding for Power State Change Reason Recording (PSCRR) subsystem
>
> Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
> ---
> .../bindings/power/reset/pscrr.yaml | 44 +++++++++++++++++++
> 1 file changed, 44 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/power/reset/pscrr.yaml
>
> diff --git a/Documentation/devicetree/bindings/power/reset/pscrr.yaml b/Documentation/devicetree/bindings/power/reset/pscrr.yaml
> new file mode 100644
> index 000000000000..c8738b4930fe
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/reset/pscrr.yaml
> @@ -0,0 +1,44 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/reset/pscrr.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Power State Change Reason (PSCR)

Missing final R?

> +
> +maintainers:
> + - Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
> +
> +description: Binding for devices responsible to store reasons for power state

Line break after description:

> + changes such as reboot and power-off. Reasons like unknown, under voltage,
> + and over temperature are captured for diagnostic or automatic recovery
> + purposes.
> +
> +properties:
> + pscr-under-voltage:
> + $ref: /schemas/types.yaml#/definitions/uint32
> + description: |
> + Value to indicate an under-voltage condition of a system critical
> + regulator as the reason for the power state change.

I don't understand how it is supposed to work... unless you wrote
binding for drivers. For drivers it would make sense, but that's another
problem: binding is not for drivers.

You also did not present here DTS with any actual device doing this. You
just added a driver...

Best regards,
Krzysztof