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In-Reply-To: <87f2ff4c-3426-201c-df86-2d06d3587a20@csgroup.eu>
From:   Linus Walleij <linus.walleij@linaro.org>
Date:   Fri, 26 Aug 2022 15:49:49 +0200
Message-ID: <CACRpkdYizQhiJXzXNHg7TXUVHzhkwXHFN5+e58kH4udGm1ziEA@mail.gmail.com>
Subject: Re: [PATCH] gpio: Allow user to customise maximum number of GPIOs
To:     Christophe Leroy <christophe.leroy@csgroup.eu>
Cc:     Arnd Bergmann <arnd@arndb.de>,
        Alexandre Courbot <gnurou@gmail.com>,
        Alexandre Courbot <acourbot@nvidia.com>,
        Bartosz Golaszewski <brgl@bgdev.pl>,
        Jonathan Corbet <corbet@lwn.net>,
        Russell King <linux@armlinux.org.uk>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@kernel.org>,
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On Thu, Aug 25, 2022 at 4:00 PM Christophe Leroy
<christophe.leroy@csgroup.eu> wrote:

> > Christophe? Will you take a stab at it?
>
> Which patch should I write ?

One that removes CONFIG_ARCH_HAS_NR_GPIO entirely, then
allocate bases for new GPIO chips from 0 and upward instead.
And then see what happens.

Yours,
Linus Walleij