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From:   Hermes Zhang <Hermes.Zhang@axis.com>
To:     Rob Herring <robh@kernel.org>, Hermes Zhang <Hermes.Zhang@axis.com>
CC:     "pavel@ucw.cz" <pavel@ucw.cz>, "dmurphy@ti.com" <dmurphy@ti.com>,
        "linux-leds@vger.kernel.org" <linux-leds@vger.kernel.org>,
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        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "lkml@axis.com" <lkml@axis.com>, kernel <kernel@axis.com>
Subject: Re: [PATCH v2 1/2] dt-binding: leds: Document leds-multi-gpio
 bindings
Thread-Topic: [PATCH v2 1/2] dt-binding: leds: Document leds-multi-gpio
 bindings
Thread-Index: AQHXIgDl2ysDeRaH6UilDJnuafb3DQ==
Date:   Mon, 29 Mar 2021 06:03:05 +0000
Message-ID: <f29fa789cef74d869db6728f90f28d50@XBOX01.axis.com>
References: <20210326052801.17666-1-chenhui.zhang@axis.com>
 <20210326052801.17666-2-chenhui.zhang@axis.com>
 <20210327181222.GA327657@robh.at.kernel.org>
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On 3/28/21 2:12 AM, Rob Herring wrote:=0A=
>> +=0A=
>> +  led-gpios:=0A=
>> +    description: Array of one or more GPIOs pins used to control the LE=
D.=0A=
>> +    minItems: 1=0A=
>> +    maxItems: 8  # Should be enough=0A=
>> +=0A=
>> +  led-states:=0A=
>> +    description: |=0A=
>> +      The array list the supported states here which will map to bright=
ness=0A=
>> +      from 0 to maximum. Each item in the array will present all the GP=
IOs=0A=
>> +      value by bit.=0A=
>> +    $ref: /schemas/types.yaml#/definitions/uint8-array=0A=
>> +    minItems: 1=0A=
>> +    maxItems: 256 # Should be enough=0A=
> Isn't this the same as the standard 'brightness-levels' from backlight =
=0A=
> binding? The index is the level and the value is the h/w specific =0A=
> setting.=0A=
=0A=
Yes, it seems same.=0A=
=0A=
=0A=
Best Regards,=0A=
=0A=
Hermes=0A=
=0A=