linux-kernel - Re: [PATCH v3 4/5] gpios: Use ngpio property from device tree if available

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Message-ID: <CACRpkdYbyHtC_gQqvc5cwYGqUPt1cYTW0cQVxPDah4XrdYB8Kw@mail.gmail.com>
Date:   Wed, 11 Sep 2019 11:12:15 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Rashmica Gupta <rashmica.g@...il.com>
Cc:     Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "moderated list:ARM/ASPEED MACHINE SUPPORT" 
        <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/ASPEED MACHINE SUPPORT" 
        <linux-aspeed@...ts.ozlabs.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 4/5] gpios: Use ngpio property from device tree if available

On Fri, Sep 6, 2019 at 7:27 AM Rashmica Gupta <rashmica.g@...il.com> wrote:

> Use the ngpio property from the device tree if it exists. If it doesn't
> then fallback to the hardcoded value in the config.
>
> This is in preparation for adding ast2600 support. The ast2600 SoC has
> two GPIO controllers and so requires two instances of the GPIO driver.
> We use the ngpio property to different between them as they have
> different numbers of GPIOs.
>
> Signed-off-by: Rashmica Gupta <rashmica.g@...il.com>

Patch applied with some fuzzing.

Yours,
Linus Walleij