linux-kernel - Re: [PATCH v1 1/2] dt-bindings: hwmon: ina2xx: add supply property

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <135993BF-B4AC-42C1-AD36-94F66EE1620D@gmail.com>
Date:   Wed, 08 Mar 2023 16:01:44 +0200
From:   Svyatoslav Ryhel <clamor95@...il.com>
To:     Mark Brown <broonie@...nel.org>
CC:     Guenter Roeck <linux@...ck-us.net>,
        Jean Delvare <jdelvare@...e.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        linux-hwmon@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/2] dt-bindings: hwmon: ina2xx: add supply property



8 березня 2023 р. 15:46:52 GMT+02:00, Mark Brown <broonie@...nel.org> написав(-ла):
>On Wed, Mar 08, 2023 at 02:58:20PM +0200, Svyatoslav Ryhel wrote:
>> 8 березня 2023 р. 14:54:34 GMT+02:00, Mark Brown <broonie@...nel.org> написав(-ла):
>> >On Wed, Mar 08, 2023 at 11:40:23AM +0200, Svyatoslav Ryhel wrote:
>> >> Add supply property.
>
>> >> +  vdd-supply: true
>> >> +
>> >>  required:
>> >>    - compatible
>> >>    - reg
>
>> >Unless the device can work without power the supply should be required.
>
>> 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.
>
>If there are devices that work without any source of power at all that
>would be very surprising.  It doesn't matter if a particular system has
>a non-controllable regulator, the binding should still make it mandatory
>to describe that.

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