[PATCH] pwm: mxs: use devm_platform_ioremap_resource() to simplify code

From: Anson . Huang
Date: Wed Jul 17 2019 - 21:41:28 EST


From: Anson Huang <Anson.Huang@xxxxxxx>

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@xxxxxxx>
---
drivers/pwm/pwm-mxs.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/pwm/pwm-mxs.c b/drivers/pwm/pwm-mxs.c
index 04c0f6b..b14376b 100644
--- a/drivers/pwm/pwm-mxs.c
+++ b/drivers/pwm/pwm-mxs.c
@@ -126,15 +126,13 @@ static int mxs_pwm_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
struct mxs_pwm_chip *mxs;
- struct resource *res;
int ret;

mxs = devm_kzalloc(&pdev->dev, sizeof(*mxs), GFP_KERNEL);
if (!mxs)
return -ENOMEM;

- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- mxs->base = devm_ioremap_resource(&pdev->dev, res);
+ mxs->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(mxs->base))
return PTR_ERR(mxs->base);

--
2.7.4