linux-kernel - Re: [PATCH RFC 2/2] gpiolib: check the 'ngpios' property in core gpiolib code

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Date:   Thu, 11 Nov 2021 21:31:43 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Bartosz Golaszewski <brgl@...ev.pl>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC 2/2] gpiolib: check the 'ngpios' property in core
 gpiolib code

On Thu, Nov 11, 2021 at 9:25 PM Bartosz Golaszewski <brgl@...ev.pl> wrote:

> Several drivers read the 'ngpios' device property on their own, but
> since it's defined as a standard GPIO property in the device tree bindings
> anyway, it's a good candidate for generalization. If the driver didn't
> set its gc->ngpio, try to read the 'ngpios' property from the GPIO
> device's firmware node before bailing out.
>
> Signed-off-by: Bartosz Golaszewski <brgl@...ev.pl>
> Suggested-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

Nice!
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij