gpio: creg-snps: use devm_platform_ioremap_resource() to simplify code

Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190906131032.22148-1-yuehaibing@huawei.com
Acked-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-creg-snps.c b/drivers/gpio/gpio-creg-snps.c
index 8cbc94d..ff19a8a 100644 (file)
--- a/drivers/gpio/gpio-creg-snps.c
+++ b/drivers/gpio/gpio-creg-snps.c
@@ -137,7 +137,6 @@ static int creg_gpio_probe(struct platform_device *pdev)
        const struct of_device_id *match;
        struct device *dev = &pdev->dev;
        struct creg_gpio *hcg;
-       struct resource *mem;
        u32 ngpios;
        int ret;
 
@@ -145,8 +144,7 @@ static int creg_gpio_probe(struct platform_device *pdev)
        if (!hcg)
                return -ENOMEM;
 
-       mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       hcg->regs = devm_ioremap_resource(dev, mem);
+       hcg->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(hcg->regs))
                return PTR_ERR(hcg->regs);