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Date:   Fri, 20 Jan 2023 15:22:09 +0000
From:   Daniel Thompson <daniel.thompson@linaro.org>
To:     Jianhua Lu <lujianhua000@gmail.com>
Cc:     Lee Jones <lee@kernel.org>, Jingoo Han <jingoohan1@gmail.com>,
        Pavel Machek <pavel@ucw.cz>, Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Helge Deller <deller@gmx.de>, linux-kernel@vger.kernel.org,
        dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org,
        devicetree@vger.kernel.org, linux-fbdev@vger.kernel.org
Subject: Re: [PATCH v7 1/2] dt-bindings: leds: backlight: Add Kinetic KTZ8866
 backlight
Message-ID: <Y8qxofrfiQbRmsGZ@aspen.lan>
References: <20230120094728.19967-1-lujianhua000@gmail.com>
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On Fri, Jan 20, 2023 at 05:47:27PM +0800, Jianhua Lu wrote:
> Add Kinetic KTZ8866 backlight binding documentation.
>
> Signed-off-by: Jianhua Lu <lujianhua000@gmail.com>
> [...]
>
> diff --git a/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml
> new file mode 100644
> index 000000000000..b1d0ade0dfb6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/backlight/kinetic,ktz8866.yaml
> @@ -0,0 +1,74 @@
> [...]
> +  current-ramping-time-ms:
> +    description: LED current ramping time in milliseconds.
> +    enum: [2, 4, 8, 16, 32, 64, 128, 192, 256, 320, 384, 448, 512, 576, 640]

This doesn't look like it goes low enough (wasn't there a value lower
than 2?).


Daniel.