linux-kernel - [PATCH] ARM: samsung: Use devm_platform_ioremap

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Date:   Sun, 19 Apr 2020 15:06:07 +0800
From:   Tang Bin <tangbin@...s.chinamobile.com>
To:     kgene@...nel.org, krzk@...nel.org, linux@...linux.org.uk
Cc:     linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Tang Bin <tangbin@...s.chinamobile.com>,
        Shengju Zhang <zhangshengju@...s.chinamobile.com>
Subject: [PATCH] ARM: samsung: Use devm_platform_ioremap_resource() to simplify code

Use devm_platform_ioremap_resource() instead of
platform_get_resource()+ devm_ioremap_resource().

Signed-off-by: Shengju Zhang <zhangshengju@...s.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@...s.chinamobile.com>
---
 arch/arm/plat-samsung/adc.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c
index 839bf7d5f..55b1925f6 100644
--- a/arch/arm/plat-samsung/adc.c
+++ b/arch/arm/plat-samsung/adc.c
@@ -333,7 +333,6 @@ static int s3c_adc_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct adc_device *adc;
-	struct resource *regs;
 	enum s3c_cpu_type cpu = platform_get_device_id(pdev)->driver_data;
 	int ret;
 	unsigned tmp;
@@ -370,8 +369,7 @@ static int s3c_adc_probe(struct platform_device *pdev)
 		return PTR_ERR(adc->clk);
 	}
 
-	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	adc->regs = devm_ioremap_resource(dev, regs);
+	adc->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(adc->regs))
 		return PTR_ERR(adc->regs);
 
-- 
2.20.1.windows.1