Date:   Wed, 08 Mar 2023 16:01:44 +0200
From:   Svyatoslav Ryhel <clamor95@gmail.com>
To:     Mark Brown <broonie@kernel.org>
CC:     Guenter Roeck <linux@roeck-us.net>,
        Jean Delvare <jdelvare@suse.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Liam Girdwood <lgirdwood@gmail.com>,
        linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1 1/2] dt-bindings: hwmon: ina2xx: add supply property
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References: <20230308094024.14115-1-clamor95@gmail.com> <20230308094024.14115-2-clamor95@gmail.com> <31ca0ede-012c-4849-bf25-d0492b116681@sirena.org.uk> <6DBD0F5A-4625-4FCD-8D64-23293D734A82@gmail.com> <5cd6764c-9b04-42ea-932d-9f14aa465605@sirena.org.uk>
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8 =D0=B1=D0=B5=D1=80=D0=B5=D0=B7=D0=BD=D1=8F 2023 =D1=80=2E 15:46:52 GMT+0=
2:00, Mark Brown <broonie@kernel=2Eorg> =D0=BD=D0=B0=D0=BF=D0=B8=D1=81=D0=
=B0=D0=B2(-=D0=BB=D0=B0):
>On Wed, Mar 08, 2023 at 02:58:20PM +0200, Svyatoslav Ryhel wrote:
>> 8 =D0=B1=D0=B5=D1=80=D0=B5=D0=B7=D0=BD=D1=8F 2023 =D1=80=2E 14:54:34 GM=
T+02:00, Mark Brown <broonie@kernel=2Eorg> =D0=BD=D0=B0=D0=BF=D0=B8=D1=81=
=D0=B0=D0=B2(-=D0=BB=D0=B0):
>> >On Wed, Mar 08, 2023 at 11:40:23AM +0200, Svyatoslav Ryhel wrote:
>> >> Add supply property=2E
>
>> >> +  vdd-supply: true
>> >> +
>> >>  required:
>> >>    - compatible
>> >>    - reg
>
>> >Unless the device can work without power the supply should be required=
=2E
>
>> Device can work without supply defined on most devices, but in my case =
power is gated with gpio and devices will not work without fixed regulator=
=2E
>
>If there are devices that work without any source of power at all that
>would be very surprising=2E  It doesn't matter if a particular system has
>a non-controllable regulator, the binding should still make it mandatory
>to describe that=2E

Then question is WHY and WHO passed driver without power supply system imp=
lemented? Why it pops only now?