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Message-ID: <06819889-2c00-83d8-0d25-ce6c2559105a@linaro.org>
Date:   Fri, 24 Jun 2022 12:27:43 +0200
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Subject: Re: [PATCH v3 02/14] dt-bindings: power: supply: Add Mediatek MT6370
 Charger
Content-Language: en-US
To:     ChiaEn Wu <peterwu.pub@gmail.com>, lee.jones@linaro.org,
        daniel.thompson@linaro.org, jingoohan1@gmail.com, pavel@ucw.cz,
        robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
        matthias.bgg@gmail.com, sre@kernel.org, chunfeng.yun@mediatek.com,
        gregkh@linuxfoundation.org, jic23@kernel.org, lars@metafoo.de,
        lgirdwood@gmail.com, broonie@kernel.org, linux@roeck-us.net,
        heikki.krogerus@linux.intel.com, deller@gmx.de
Cc:     chiaen_wu@richtek.com, alice_chen@richtek.com,
        cy_huang@richtek.com, dri-devel@lists.freedesktop.org,
        linux-leds@vger.kernel.org, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-pm@vger.kernel.org, linux-usb@vger.kernel.org,
        linux-iio@vger.kernel.org, linux-fbdev@vger.kernel.org,
        szunichen@gmail.com
References: <20220623115631.22209-1-peterwu.pub@gmail.com>
 <20220623115631.22209-3-peterwu.pub@gmail.com>
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <20220623115631.22209-3-peterwu.pub@gmail.com>
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On 23/06/2022 13:56, ChiaEn Wu wrote:
> From: ChiaEn Wu <chiaen_wu@richtek.com>
> 
> Add Mediatek MT6370 Charger binding documentation.
> 
> Signed-off-by: ChiaEn Wu <chiaen_wu@richtek.com>
> ---
> 
> v3
> - Add items and remove maxItems of io-channels
> - Add io-channel-names and describe each item
> - Add "unevaluatedProperties: false" in "usb-otg-vbus-regulator"
> - Rename "enable-gpio" to "enable-gpios" in "usb-otg-vbus-regulator"
> ---
>  .../power/supply/mediatek,mt6370-charger.yaml      | 87 ++++++++++++++++++++++
>  1 file changed, 87 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/power/supply/mediatek,mt6370-charger.yaml
> 
> diff --git a/Documentation/devicetree/bindings/power/supply/mediatek,mt6370-charger.yaml b/Documentation/devicetree/bindings/power/supply/mediatek,mt6370-charger.yaml
> new file mode 100644
> index 0000000..f138db6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/supply/mediatek,mt6370-charger.yaml
> @@ -0,0 +1,87 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/supply/mediatek,mt6370-charger.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Mediatek MT6370 Battery Charger
> +
> +maintainers:
> +  - ChiaEn Wu <chiaen_wu@richtek.com>
> +
> +description: |
> +  This module is part of the MT6370 MFD device.
> +  Provides Battery Charger, Boost for OTG devices and BC1.2 detection.
> +
> +properties:
> +  compatible:
> +    const: mediatek,mt6370-charger
> +
> +  interrupts:
> +    description: |
> +      Specify what irqs are needed to be handled by MT6370 Charger driver. IRQ
> +      "MT6370_IRQ_CHG_MIVR", "MT6370_IRQ_ATTACH" and "MT6370_IRQ_OVPCTRL_UVP_D"
> +      are required.
> +    items:
> +      - description: BC1.2 done irq
> +      - description: usb plug in irq
> +      - description: mivr irq
> +
> +  interrupt-names:
> +    items:
> +      - const: attach_i
> +      - const: uvp_d_evt
> +      - const: mivr
> +
> +  io-channels:
> +    description: |
> +      Use ADC channel to read VBUS, IBUS, IBAT, etc., info.
> +    minItems: 1
> +    items:
> +      - description: |
> +          VBUS voltage with lower accuracy (+-75mV) but higher measure
> +          range (1~22V)
> +      - description: |
> +          VBUS voltage with higher accuracy (+-30mV) but lower measure
> +          range (1~9.76V)
> +      - description: the main system input voltage
> +      - description: battery voltage
> +      - description: battery temperature-sense input voltage
> +      - description: IBUS current (required)
> +      - description: battery current
> +      - description: |
> +          regulated output voltage to supply for the PWM low-side gate driver
> +          and the bootstrap capacitor
> +      - description: IC junction temperature
> +
> +  io-channel-names:

It does not match io-channels, you need minItems here as well.

> +    items:
> +      - const: vbusdiv5
> +      - const: vbusdiv2
> +      - const: vsys
> +      - const: vbat
> +      - const: ts_bat
> +      - const: ibus
> +      - const: ibat
> +      - const: chg_vddp
> +      - const: temp_jc
> +

Best regards,
Krzysztof