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Message-ID: <a4a9f949-ecc7-4603-8c8b-90a1e309570a@linaro.org>
Date: Tue, 9 Apr 2024 10:27:44 +0200
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Subject: Re: [PATCH 1/2] dt-bindings: power: supply: ltc3350-charger: Add
 bindings
To: Mike Looijmans <mike.looijmans@topic.nl>, linux-pm@vger.kernel.org
Cc: Conor Dooley <conor+dt@kernel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
 Rob Herring <robh@kernel.org>, Sebastian Reichel <sre@kernel.org>,
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
References: <1b153bce-a66a-45ee-a5c6-963ea6fb1c82.949ef384-8293-46b8-903f-40a477c056ae.3bc97c8f-843d-4e46-84f9-469b7ba2489d@emailsignatures365.codetwo.com>
 <20240408064905.20298-1-mike.looijmans@topic.nl>
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From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <20240408064905.20298-1-mike.looijmans@topic.nl>
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On 08/04/2024 08:49, Mike Looijmans wrote:
> The LTC3350 is a backup power controller that can charge and monitor
> a series stack of one to four supercapacitors.
> 
> Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>
> ---
> 
>  .../bindings/power/supply/ltc3350.yaml        | 55 +++++++++++++++++++


Missing vendor prefix, use compatible as filename.

>  1 file changed, 55 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/power/supply/ltc3350.yaml
> 
> diff --git a/Documentation/devicetree/bindings/power/supply/ltc3350.yaml b/Documentation/devicetree/bindings/power/supply/ltc3350.yaml
> new file mode 100644
> index 000000000000..607a62fd25ba
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/supply/ltc3350.yaml
> @@ -0,0 +1,55 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +# Copyright (C) 2024 Topic Embedded Products
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/supply/ltc3350.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Linear Technology (Analog Devices) LTC3350 Supercap Charger
> +
> +maintainers:
> +  - Mike Looijmans <mike.looijmans@topic.nl>
> +
> +description: |
> +  The LTC3350 is a  High Current Supercapacitor Backup Controller and System

Just one space after 'a'.

> +  Monitor.
> +  Specifications about the charger can be found at:
> +    https://www.analog.com/en/products/ltc3350.html
> +
> +properties:
> +  compatible:
> +    enum:
> +      - lltc,ltc3350
> +
> +  reg:
> +    maxItems: 1
> +    description: I2C address of the charger.

Drop description, it is obvious.

> +
> +  lltc,rsnsc-micro-ohms:
> +    description: Capacitor charger sense resistor in microohm.
> +    minimum: 1000
> +
> +  lltc,rsnsi-micro-ohms:
> +    description: Input current sense resistor in microohm.
> +    minimum: 1000

Looks like it is shunt-resistor-micro-ohms. Unless it is something
different?

> +
> +required:
> +  - compatible
> +  - reg
> +  - lltc,rsnsc-micro-ohms
> +  - lltc,rsnsi-micro-ohms
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    i2c {
> +      #address-cells = <1>;
> +      #size-cells = <0>;
> +      charger: battery-charger@9 {
> +              compatible = "lltc,ltc3350";

Messed indentation. Keep it consistent.

Best regards,
Krzysztof