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From: Linus Walleij <linus.walleij@linaro.org>
Date: Mon, 10 Sep 2018 09:05:50 +0200
Message-ID: <CACRpkda3seU8adWOT6FR=JUgzrSYnOwynoe2sSFJ-ysf8cwwBQ@mail.gmail.com>
Subject: Re: [PATCH 1/2] gpio: mockup: Allow probing from device tree
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Sender: devicetree-owner@vger.kernel.org
To: Bartosz Golaszewski <brgl@bgdev.pl>
Cc: vincent.whitchurch@axis.com, "open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>, "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@vger.kernel.org>, Rabin Vincent <rabinv@axis.com>
List-ID: <devicetree@vger.kernel.org>

On Thu, Sep 6, 2018 at 6:29 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote:
> 2018-09-05 15:26 GMT+02:00 Vincent Whitchurch <vincent.whitchurch@axis.com>:

> > +               ret = of_property_read_u32(node, "nr-gpios", &nr_gpios);
>
> In addition to what Linus already said: I think this is a good moment
> to get rid of the platform data structure and instead use device
> properties, what do you think?

If you're thinking of fwnode that will not work with static platform devices
(such as add with board files or other random platform_device_register() etc)
The fwnode concept only works with DT and ACPI.

Yours,
Linus Walleij