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Date:   Tue, 10 Oct 2023 16:48:25 +0300
From:   Andy Shevchenko <andy@kernel.org>
To:     Dipen Patel <dipenp@nvidia.com>
Cc:     linus.walleij@linaro.org, brgl@bgdev.pl, thierry.reding@gmail.com,
        jonathanh@nvidia.com, linux-gpio@vger.kernel.org,
        linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] gpio: tegra186: Set fwnode of the GPIO chip
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References: <20231009173858.723686-1-dipenp@nvidia.com>
 <ZSVN73ffDkGBzmmI@smile.fi.intel.com>
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On Tue, Oct 10, 2023 at 04:13:19PM +0300, Andy Shevchenko wrote:
> On Mon, Oct 09, 2023 at 10:38:58AM -0700, Dipen Patel wrote:

...

> > +	/*
> > +	 * This is needed for driver using gpio device matching where it
> > +	 * has to use gpio_chip fwnode to match the gpio controller.
> > +	 */
> > +	gpio->gpio.fwnode = of_node_to_fwnode(pdev->dev.of_node);
> 
> of_node_to_fwnode() is specific to IRQ, in other places we use generic
> of_fwnode_handle(). That's why better just to use dev_fwnode().

On the second thought is there any parent assigned?
At least I see that in tegra186_gpio_probe(). Are you saying
it is not working? Or is it (matching) called _before_ we
add a GPIO device?

-- 
With Best Regards,
Andy Shevchenko