linux-kernel - Re: [PATCH v1 10/19] pinctrl: armada-37xx: Make use of the devm_platform_ioremap

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Message-ID: <87zgqesyou.fsf@BL-laptop>
Date:   Mon, 08 Nov 2021 11:56:33 +0100
From:   Gregory CLEMENT <gregory.clement@...tlin.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Jianqun Xu <jay.xu@...k-chips.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@...inx.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org
Cc:     Bamvor Jian Zhang <bamv2005@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Patrice Chotard <patrice.chotard@...s.st.com>,
        Michal Simek <michal.simek@...inx.com>,
        Andy Shevchenko <andy@...nel.org>
Subject: Re: [PATCH v1 10/19] pinctrl: armada-37xx: Make use of the
 devm_platform_ioremap_resource()

Hello Andy,

> Use the devm_platform_ioremap_resource() helper instead of
> calling of_address_to_resource() and devm_ioremap_resource()
> separately.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

Reviewed-by: Gregory CLEMENT <gregory.clement@...tlin.com>

Thanks,

Gregory

> ---
>  drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 8 +-------
>  1 file changed, 1 insertion(+), 7 deletions(-)
>
> diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> index 37f92dc54d7a..282b3fac3bec 100644
> --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> @@ -727,7 +727,6 @@ static int armada_37xx_irqchip_register(struct platform_device *pdev,
>  	struct gpio_irq_chip *girq = &gc->irq;
>  	struct device *dev = &pdev->dev;
>  	struct device_node *np;
> -	struct resource res;
>  	int ret = -ENODEV, i, nr_irq_parent;
>  
>  	/* Check if we have at least one gpio-controller child node */
> @@ -750,12 +749,7 @@ static int armada_37xx_irqchip_register(struct platform_device *pdev,
>  		return 0;
>  	}
>  
> -	if (of_address_to_resource(dev->of_node, 1, &res)) {
> -		dev_err(dev, "cannot find IO resource\n");
> -		return -ENOENT;
> -	}
> -
> -	info->base = devm_ioremap_resource(dev, &res);
> +	info->base = devm_platform_ioremap_resource(pdev, 1);
>  	if (IS_ERR(info->base))
>  		return PTR_ERR(info->base);
>  
> -- 
> 2.33.0
>

-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com