linux-kernel - Re: [PATCH 2/4] pwm: Add Apple PWM controller

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Message-ID: <CAMT+MTTE84XDf8c0D3MLxZ92HiDP6DhXfpHVyQZ7hfYMUkL7dg@mail.gmail.com>
Date:   Fri, 28 Oct 2022 21:51:55 +0300
From:   Sasha Finkelstein <fnkl.kernel@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     thierry.reding@...il.com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, marcan@...can.st,
        sven@...npeter.dev, alyssa@...enzweig.io, asahi@...ts.linux.dev,
        linux-arm-kernel@...ts.infradead.org, linux-pwm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] pwm: Add Apple PWM controller

On Fri, 28 Oct 2022 at 20:54, Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
>
> On 28/10/2022 12:52, Sasha Finkelstein wrote:
> > +config PWM_APPLE
> > +     tristate "Apple SoC PWM support"
> > +     depends on ARCH_APPLE || (COMPILE_TEST && 64BIT)
>
> Why this code cannot be build on 32-bit?
It uses 64-bit divisions, which causes it to fail to build on 32-bit
mips. It should not be a
problem, since this hardware is only present on 64-bit SoCs.