Re: [PATCH 01/12] dt-bindings: power: reset: Document ti,sci-reboot compatible

[Conor Dooley]

On Wed, Jan 31, 2024 at 04:19:46PM -0600, Andrew Davis wrote:
> This calls into the system firmware using TI-SCI to reboot the system.
> Used as a fallback when PSCI is unable or not available to reboot
> the system.
> 
> Signed-off-by: Andrew Davis <afd@xxxxxx>
> ---
>  .../bindings/power/reset/ti,sci-reboot.yaml   | 33 +++++++++++++++++++
>  MAINTAINERS                                   |  1 +
>  2 files changed, 34 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/power/reset/ti,sci-reboot.yaml
> 
> diff --git a/Documentation/devicetree/bindings/power/reset/ti,sci-reboot.yaml b/Documentation/devicetree/bindings/power/reset/ti,sci-reboot.yaml
> new file mode 100644
> index 0000000000000..aa628be33d122
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/reset/ti,sci-reboot.yaml
> @@ -0,0 +1,33 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/reset/ti,sci-reboot.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: TI-SCI reboot controller
> +
> +maintainers:
> +  - Andrew Davis <afd@xxxxxx>
> +
> +description: |
> +  Some TI SoCs contain a system controller (like the Power Management Micro
> +  Controller (PMMC) on Keystone 66AK2G SoC) that are responsible for controlling
> +  the state of the various hardware modules present on the SoC. Communication
> +  between the host processor running an OS and the system controller happens
> +  through a protocol called TI System Control Interface (TI-SCI protocol).
> +
> +  This reboot controller node uses the TI SCI protocol to perform a device reboot.
> +
> +  Must be a child node of the associated TI-SCI system controller node.
> +
> +properties:
> +  compatible:
> +    const: ti,sci-reboot
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    k3_reboot: reboot-controller {
> +        compatible = "ti,sci-reboot";
> +    };

I'd drop the example since this has no use standalone and just rely on
the one in the parent. Otherwise I think this is fine.

Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>

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