pwm: berlin: Convert to devm_platform_ioremap_resource()

Use devm_platform_ioremap_resource() to simplify code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

diff --git a/drivers/pwm/pwm-berlin.c b/drivers/pwm/pwm-berlin.c
index b91c477..fe40528 100644 (file)
--- a/drivers/pwm/pwm-berlin.c
+++ b/drivers/pwm/pwm-berlin.c
@@ -186,15 +186,13 @@ MODULE_DEVICE_TABLE(of, berlin_pwm_match);
 static int berlin_pwm_probe(struct platform_device *pdev)
 {
        struct berlin_pwm_chip *pwm;
-       struct resource *res;
        int ret;
 
        pwm = devm_kzalloc(&pdev->dev, sizeof(*pwm), GFP_KERNEL);
        if (!pwm)
                return -ENOMEM;
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       pwm->base = devm_ioremap_resource(&pdev->dev, res);
+       pwm->base = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(pwm->base))
                return PTR_ERR(pwm->base);