linux-kernel - Re: [PATCH v3 1/2] dt-bindings: power: supply: Document Maxim MAX8971 charger

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Message-ID: <20250304135806.GA2503334-robh@kernel.org>
Date: Tue, 4 Mar 2025 07:58:06 -0600
From: Rob Herring <robh@...nel.org>
To: Svyatoslav Ryhel <clamor95@...il.com>
Cc: Sebastian Reichel <sre@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, linux-pm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/2] dt-bindings: power: supply: Document Maxim
 MAX8971 charger

On Mon, Mar 03, 2025 at 01:55:01PM +0200, Svyatoslav Ryhel wrote:
> Add bindings for Maxim MAX8971 charger.
> 
> Signed-off-by: Svyatoslav Ryhel <clamor95@...il.com>
> ---
>  .../bindings/power/supply/maxim,max8971.yaml  | 68 +++++++++++++++++++
>  1 file changed, 68 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/power/supply/maxim,max8971.yaml
> 
> diff --git a/Documentation/devicetree/bindings/power/supply/maxim,max8971.yaml b/Documentation/devicetree/bindings/power/supply/maxim,max8971.yaml
> new file mode 100644
> index 000000000000..2244cc3d45a6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/supply/maxim,max8971.yaml
> @@ -0,0 +1,68 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/supply/maxim,max8971.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Maxim MAX8971 IC charger
> +
> +maintainers:
> +  - Svyatoslav Ryhel <clamor95@...il.com>
> +
> +description:
> +  The MAX8971 is a compact, high-frequency, high-efficiency switch-mode charger
> +  for a one-cell lithium-ion (Li+) battery.
> +
> +allOf:
> +  - $ref: power-supply.yaml#
> +
> +properties:
> +  compatible:
> +    const: maxim,max8971
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  monitored-battery: true
> +
> +  port:
> +    description:
> +      An optional port node to link the extcon device to detect type of plug.
> +    $ref: /schemas/graph.yaml#/properties/port

extcon as a binding is pretty much deprecated in favor of connector 
bindings.

The OF graph is an overkill here too. You should just need a phandle to 
the connector node.

Rob