linux-kernel - Re: [PATCH RFC v1 1/2] bus: add Wiegand write-only GPIO driver

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Message-ID: <YuJdXk7eqSGlDpjj@kroah.com>
Date:   Thu, 28 Jul 2022 11:56:46 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Martin Zaťovič <m.zatovic1@...il.com>
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        mani@...nel.org, hemantk@...eaurora.org, elder@...aro.org,
        f.fainelli@...il.com, linus.walleij@...aro.org,
        Michael.Srba@...nam.cz, jeffrey.l.hugo@...il.com,
        bjorn.andersson@...aro.org, saravanak@...gle.com,
        krzysztof.kozlowski+dt@...aro.org, robh+dt@...nel.org
Subject: Re: [PATCH RFC v1 1/2] bus: add Wiegand write-only GPIO driver

On Thu, Jul 28, 2022 at 11:17:11AM +0200, Martin Zaťovič wrote:
> --- /dev/null
> +++ b/drivers/bus/wiegand-gpio.c
> @@ -0,0 +1,661 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Wiegand write-only GPIO driver
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + *
> + * This program is distributed "as is" WITHOUT ANY WARRANTY of any
> + * kind, whether express or implied; without even the implied warranty
> + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.

No need for the license "boilerplate" if you have the SPDX line, so
these two paragraphs can be dropped entirely.

You might want to add a copyright line though, lots of companies want to
see that, don't know if yours cares or not :)

thanks,

greg k-h