linux-kernel - Re: Re: [PATCH 05/12] dt-bindings: clock: sunxi-ng: add bindings for R329 CCUs

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Message-ID: <YnHFA9NKHYDUuLKW@robh.at.kernel.org>
Date:   Tue, 3 May 2022 19:12:51 -0500
From:   Rob Herring <robh@...nel.org>
To:     Jernej Škrabec <jernej.skrabec@...il.com>
Cc:     icenowy@...look.com, Chen-Yu Tsai <wens@...e.org>,
        Samuel Holland <samuel@...lland.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Andre Przywara <andre.przywara@....com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Icenowy Zheng <icenowy@...c.io>
Subject: Re: Re: [PATCH 05/12] dt-bindings: clock: sunxi-ng: add bindings for
 R329 CCUs

On Tue, May 03, 2022 at 09:55:08PM +0200, Jernej Škrabec wrote:
> Dne ponedeljek, 02. maj 2022 ob 23:34:27 CEST je Rob Herring napisal(a):
> > On Fri, Apr 22, 2022 at 11:41:08PM +0800, icenowy@...look.com wrote:
> > > From: Icenowy Zheng <icenowy@...c.io>
> > > 
> > > R329 has a CPUX CCU and a R-CCU, with all PLLs in R-CCU.
> > > 
> > > Add bindings for them, with R-CCU only taking 3 oscillators as input and
> > > main CCU taking oscillators + PLLs as input.
> > > 
> > > Signed-off-by: Icenowy Zheng <icenowy@...c.io>
> > > ---

> > > --- /dev/null
> > > +++ b/include/dt-bindings/clock/sun50i-r329-ccu.h
> > > @@ -0,0 +1,73 @@
> > > +/* SPDX-License-Identifier: GPL-2.0 */
> > > +/*
> > > + * Copyright (c) 2021 Sipeed
> > 
> > It's 2022.
> > 
> > > diff --git a/include/dt-bindings/clock/sun50i-r329-r-ccu.h b/include/dt-
> bindings/clock/sun50i-r329-r-ccu.h
> > > new file mode 100644
> > > index 000000000000..c327d1a1b602
> > > --- /dev/null
> > > +++ b/include/dt-bindings/clock/sun50i-r329-r-ccu.h
> > > @@ -0,0 +1,45 @@
> > > +/* SPDX-License-Identifier: GPL-2.0 */
> > 
> > > diff --git a/include/dt-bindings/reset/sun50i-r329-ccu.h b/include/dt-
> bindings/reset/sun50i-r329-ccu.h
> > > new file mode 100644
> > > index 000000000000..bb704a82443f
> > > --- /dev/null
> > > +++ b/include/dt-bindings/reset/sun50i-r329-ccu.h
> > > @@ -0,0 +1,45 @@
> > > +/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */
> > 
> > > diff --git a/include/dt-bindings/reset/sun50i-r329-r-ccu.h b/include/dt-
> bindings/reset/sun50i-r329-r-ccu.h
> > > new file mode 100644
> > > index 000000000000..40644f2f21c6
> > > --- /dev/null
> > > +++ b/include/dt-bindings/reset/sun50i-r329-r-ccu.h
> > > @@ -0,0 +1,24 @@
> > > +/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */
> > 
> > Why the different licenses? GPL-2.0 OR BSD-2-Clause is preferred. MIT is 
> > fine if that's what matches the dts files.
> 
> Yes, most, if not all, DT files for Allwinner are dual licensed under GPL2+ and 
> MIT. There are still some files under include/dt-bindings which are dual 
> licensed under GPL2+ and X11, but I believe those files are for older SoCs.

Okay. FWIW, the SPDX definition of X11 means copyrighted by Xorg 
Consortium or something where as MIT is the same license with any other 
copyright.

Rob