linux-kernel - Re: [PATCH v4 15/27] regulator: add s2dos05 regulator support

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Message-ID: <292aa90c-51da-4cc1-91a5-ad1cb4bd11bf@kernel.org>
Date: Mon, 23 Sep 2024 11:07:43 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Dzmitry Sankouski <dsankouski@...il.com>
Cc: Sebastian Reichel <sre@...nel.org>, Bjorn Andersson
 <andersson@...nel.org>, Michael Turquette <mturquette@...libre.com>,
 Stephen Boyd <sboyd@...nel.org>, Neil Armstrong <neil.armstrong@...aro.org>,
 Jessica Zhang <quic_jesszhan@...cinc.com>, Sam Ravnborg <sam@...nborg.org>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 David Airlie <airlied@...il.com>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Lee Jones <lee@...nel.org>,
 Dmitry Torokhov <dmitry.torokhov@...il.com>, Pavel Machek <pavel@....cz>,
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
 Uwe Kleine-König <ukleinek@...nel.org>,
 Chanwoo Choi <cw00.choi@...sung.com>, Simona Vetter <simona@...ll.ch>,
 cros-qcom-dts-watchers@...omium.org, Konrad Dybcio <konradybcio@...nel.org>,
 Simona Vetter <simona.vetter@...ll.ch>, linux-pm@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
 linux-clk@...r.kernel.org, dri-devel@...ts.freedesktop.org,
 devicetree@...r.kernel.org, linux-input@...r.kernel.org,
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 linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH v4 15/27] regulator: add s2dos05 regulator support

On 19/09/2024 16:28, Dzmitry Sankouski wrote:
>>> diff --git a/include/linux/regulator/s2dos05.h b/include/linux/regulator/s2dos05.h
>>> new file mode 100644
>>> index 000000000000..2e89fcbce769
>>> --- /dev/null
>>> +++ b/include/linux/regulator/s2dos05.h
>>> @@ -0,0 +1,73 @@
>>> +/* SPDX-License-Identifier: GPL-2.0+ */
>>
>> Are you sure that here (and other places) you want any newer GPL? This
>> is quite odd. Does original code (from which you took 2016 copyrights)
>> have this as well?
>>
> Original code permits redistribution under 2+ license [1].
> Is 2+ preferable over 2 only?
> 
> [1]: https://github.com/klabit87/twrp_android_samsung_kernel_sdm845/blob/android-8.0/include/linux/regulator/s2dos05.h#L9

For new code we usually suggest 2-only, but your work looks like
derivative, so keeping 2+ is fine.

Best regards,
Krzysztof