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>
This commit is contained in:
Yangtao Li 2019-12-29 08:06:01 +00:00 committed by Thierry Reding
parent f57e7d25e5
commit 05baa59601
1 changed files with 1 additions and 3 deletions

View File

@ -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);