linux-kernel - [PATCH] rtc: imxdi: use devm_platform_ioremap

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Date:   Wed, 17 Jul 2019 16:14:11 +0800
From:   Anson.Huang@....com
To:     a.zummo@...ertech.it, alexandre.belloni@...tlin.com,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-rtc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Linux-imx@....com
Subject: [PATCH] rtc: imxdi: use devm_platform_ioremap_resource() to simplify code

From: Anson Huang <Anson.Huang@....com>

Use the new helper devm_platform_ioremap_resource() which wraps the
platform_get_resource() and devm_ioremap_resource() together, to
simplify the code.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 drivers/rtc/rtc-imxdi.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/rtc/rtc-imxdi.c b/drivers/rtc/rtc-imxdi.c
index 3f3d652..f21dc6b 100644
--- a/drivers/rtc/rtc-imxdi.c
+++ b/drivers/rtc/rtc-imxdi.c
@@ -740,7 +740,6 @@ static void dryice_work(struct work_struct *work)
  */
 static int __init dryice_rtc_probe(struct platform_device *pdev)
 {
-	struct resource *res;
 	struct imxdi_dev *imxdi;
 	int norm_irq, sec_irq;
 	int rc;
@@ -751,8 +750,7 @@ static int __init dryice_rtc_probe(struct platform_device *pdev)
 
 	imxdi->pdev = pdev;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	imxdi->ioaddr = devm_ioremap_resource(&pdev->dev, res);
+	imxdi->ioaddr = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(imxdi->ioaddr))
 		return PTR_ERR(imxdi->ioaddr);
 
-- 
2.7.4