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pwm: mxs: Use devm_platform_ioremap_resource() to simplify code

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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@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
This commit is contained in:
Anson Huang 2019-07-18 09:32:05 +08:00 committed by Thierry Reding
parent 6cf9481b44
commit a315614b68
1 changed files with 1 additions and 3 deletions
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4
drivers/pwm/pwm-mxs.c
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@ -126,15 +126,13 @@ static int mxs_pwm_probe(struct platform_device *pdev)
{ {
struct device_node *np = pdev->dev.of_node; struct device_node *np = pdev->dev.of_node;
struct mxs_pwm_chip *mxs; struct mxs_pwm_chip *mxs;
struct resource *res;
int ret; int ret;
mxs = devm_kzalloc(&pdev->dev, sizeof(*mxs), GFP_KERNEL); mxs = devm_kzalloc(&pdev->dev, sizeof(*mxs), GFP_KERNEL);
if (!mxs) if (!mxs)
return -ENOMEM; return -ENOMEM;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0); mxs->base = devm_platform_ioremap_resource(pdev, 0);
mxs->base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(mxs->base)) if (IS_ERR(mxs->base))
return PTR_ERR(mxs->base); return PTR_ERR(mxs->base);