linux-kernel - [PATCH] mtd: rawnand: fsmc: use devm_platform_ioremap_resource

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Message-ID: <202303211954042531445@zte.com.cn>
Date:   Tue, 21 Mar 2023 19:54:04 +0800 (CST)
From:   <ye.xingchen@....com.cn>
To:     <miquel.raynal@...tlin.com>
Cc:     <richard@....at>, <vigneshr@...com>,
        <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] mtd: rawnand: fsmc: use devm_platform_ioremap_resource_byname()

From: Ye Xingchen <ye.xingchen@....com.cn>

Convert platform_get_resource_byname(),devm_ioremap_resource() to a single
call to devm_platform_ioremap_resource_byname(), as this is exactly what
this function does.

Signed-off-by: Ye Xingchen <ye.xingchen@....com.cn>
---
 drivers/mtd/nand/raw/fsmc_nand.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/mtd/nand/raw/fsmc_nand.c b/drivers/mtd/nand/raw/fsmc_nand.c
index 6b2bda815b88..cb2eb6a79043 100644
--- a/drivers/mtd/nand/raw/fsmc_nand.c
+++ b/drivers/mtd/nand/raw/fsmc_nand.c
@@ -1041,25 +1041,21 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;

-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nand_data");
-	host->data_va = devm_ioremap_resource(&pdev->dev, res);
+	host->data_va = devm_platform_ioremap_resource_byname(pdev, "nand_data");
 	if (IS_ERR(host->data_va))
 		return PTR_ERR(host->data_va);

 	host->data_pa = (dma_addr_t)res->start;

-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nand_addr");
-	host->addr_va = devm_ioremap_resource(&pdev->dev, res);
+	host->addr_va = devm_platform_ioremap_resource_byname(pdev, "nand_addr");
 	if (IS_ERR(host->addr_va))
 		return PTR_ERR(host->addr_va);

-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nand_cmd");
-	host->cmd_va = devm_ioremap_resource(&pdev->dev, res);
+	host->cmd_va = devm_platform_ioremap_resource_byname(pdev, "nand_cmd");
 	if (IS_ERR(host->cmd_va))
 		return PTR_ERR(host->cmd_va);

-	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "fsmc_regs");
-	base = devm_ioremap_resource(&pdev->dev, res);
+	base = devm_platform_ioremap_resource_byname(pdev, "fsmc_regs");
 	if (IS_ERR(base))
 		return PTR_ERR(base);

-- 
2.25.1