linux-kernel - Re: [PATCH 11/20] gpio/rockchip: add of

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Message-ID: <CACRpkdZSCamhBD-M8CkZt6B3N9c2Jo_D3kwgOykj8+VJ_otYGQ@mail.gmail.com>
Date:   Tue, 4 Oct 2022 09:14:38 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Jianqun Xu <jay.xu@...k-chips.com>
Cc:     heiko@...ech.de, brgl@...ev.pl, andriy.shevchenko@...ux.intel.com,
        robert.moore@...el.com, robh@...nel.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        lenb@...nel.org, rafael@...nel.org
Subject: Re: [PATCH 11/20] gpio/rockchip: add of_node for gpiochip

On Tue, Sep 20, 2022 at 12:31 PM Jianqun Xu <jay.xu@...k-chips.com> wrote:

> The Rockchip GPIO driver will probe before pinctrl and has no parent dt
> node, lack of the of_node will cause the driver probe failure.
>
> Signed-off-by: Jianqun Xu <jay.xu@...k-chips.com>

> +#ifdef CONFIG_OF_GPIO
> +       gc->of_node = of_node_get(bank->dev->of_node);
> +#endif

Any introduction of of_node_get() needs to be balanced with a
corresponding of_node_put().

Yours,
Linus Walleij