linux-kernel - [PATCH v8 3/5] mtd: rawnand: meson: refine resource getting in probe

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Message-ID: <20220627031703.33243-4-liang.yang@amlogic.com>
Date:   Mon, 27 Jun 2022 11:17:01 +0800
From:   Liang Yang <liang.yang@...ogic.com>
To:     Miquel Raynal <miquel.raynal@...tlin.com>,
        <linux-mtd@...ts.infradead.org>
CC:     Liang Yang <liang.yang@...ogic.com>,
        Kevin Hilman <khilman@...libre.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Rob Herring <robh+dt@...nel.org>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Jianxin Pan <jianxin.pan@...ogic.com>,
        Victor Wan <victor.wan@...ogic.com>,
        XianWei Zhao <xianwei.zhao@...ogic.com>,
        Kelvin Zhang <kelvin.zhang@...ogic.com>,
        BiChao Zheng <bichao.zheng@...ogic.com>,
        YongHui Yu <yonghui.yu@...ogic.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-amlogic@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v8 3/5] mtd: rawnand: meson: refine resource getting in probe

simply use devm_platform_ioremap_resource_byname() instead of two steps:
res = platform_get_resource(pdev, IORESOURCE_MEM, 0) and
reg_base = devm_ioremap_resource(dev, res)

Reviewed-by: Kevin Hilman <khilman@...libre.com>
Reviewed-by: Neil Armstrong <narmstrong@...libre.com>
Signed-off-by: Liang Yang <liang.yang@...ogic.com>
---
 drivers/mtd/nand/raw/meson_nand.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c
index cc93667a1e7f..6e50387475bb 100644
--- a/drivers/mtd/nand/raw/meson_nand.c
+++ b/drivers/mtd/nand/raw/meson_nand.c
@@ -1378,7 +1378,6 @@ static int meson_nfc_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct meson_nfc *nfc;
-	struct resource *res;
 	int ret, irq;
 
 	nfc = devm_kzalloc(dev, sizeof(*nfc), GFP_KERNEL);
@@ -1395,8 +1394,7 @@ static int meson_nfc_probe(struct platform_device *pdev)
 
 	nfc->dev = dev;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	nfc->reg_base = devm_ioremap_resource(dev, res);
+	nfc->reg_base = devm_platform_ioremap_resource_byname(pdev, "nfc");
 	if (IS_ERR(nfc->reg_base))
 		return PTR_ERR(nfc->reg_base);
 
-- 
2.34.1