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From:   Anson Huang <anson.huang@nxp.com>
To:     "jassisinghbrar@gmail.com" <jassisinghbrar@gmail.com>,
        "shawnguo@kernel.org" <shawnguo@kernel.org>,
        "s.hauer@pengutronix.de" <s.hauer@pengutronix.de>,
        "kernel@pengutronix.de" <kernel@pengutronix.de>,
        "festevam@gmail.com" <festevam@gmail.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-arm-kernel@lists.infradead.org" 
        <linux-arm-kernel@lists.infradead.org>
CC:     dl-linux-imx <linux-imx@nxp.com>
Subject: RE: [PATCH] mailbox: imx: use devm_platform_ioremap_resource() to
 simplify code
Thread-Topic: [PATCH] mailbox: imx: use devm_platform_ioremap_resource() to
 simplify code
Thread-Index: AQHU6Enp8Rg1WsmI0EedzzVUaGgENqZRRjxg
Date:   Sun, 28 Apr 2019 06:27:17 +0000
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> -----Original Message-----
> From: Anson Huang
> Sent: Monday, April 1, 2019 1:15 PM
> To: jassisinghbrar@gmail.com; shawnguo@kernel.org;
> s.hauer@pengutronix.de; kernel@pengutronix.de; festevam@gmail.com;
> linux-kernel@vger.kernel.org; linux-arm-kernel@lists.infradead.org
> Cc: dl-linux-imx <linux-imx@nxp.com>
> Subject: [PATCH] mailbox: imx: use devm_platform_ioremap_resource() to
> simplify code
>=20
> Use the new helper devm_platform_ioremap_resource() which wraps the
> platform_get_resource() and devm_ioremap_resource() together, to simplify
> the code.
>=20
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
>  drivers/mailbox/imx-mailbox.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
>=20
> diff --git a/drivers/mailbox/imx-mailbox.c b/drivers/mailbox/imx-mailbox.=
c
> index 85fc5b5..25be8bb 100644
> --- a/drivers/mailbox/imx-mailbox.c
> +++ b/drivers/mailbox/imx-mailbox.c
> @@ -264,7 +264,6 @@ static int imx_mu_probe(struct platform_device
> *pdev)  {
>  	struct device *dev =3D &pdev->dev;
>  	struct device_node *np =3D dev->of_node;
> -	struct resource *iomem;
>  	struct imx_mu_priv *priv;
>  	unsigned int i;
>  	int ret;
> @@ -275,8 +274,7 @@ static int imx_mu_probe(struct platform_device
> *pdev)
>=20
>  	priv->dev =3D dev;
>=20
> -	iomem =3D platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	priv->base =3D devm_ioremap_resource(&pdev->dev, iomem);
> +	priv->base =3D devm_platform_ioremap_resource(pdev, 0);
>  	if (IS_ERR(priv->base))
>  		return PTR_ERR(priv->base);
>=20
> --
> 2.7.4