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iio: dac: stm32-dac: Make use of the helper function devm_platform_ioremap_resource()

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Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20210908105638.1525-1-caihuoqing@baidu.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Cai Huoqing 2021-09-08 18:56:38 +08:00 committed by Jonathan Cameron
parent 0fe1402069
commit 7685f50798
1 changed files with 1 additions and 3 deletions
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4
drivers/iio/dac/stm32-dac-core.c
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@ -90,7 +90,6 @@ static int stm32_dac_probe(struct platform_device *pdev)
const struct stm32_dac_cfg *cfg;
struct stm32_dac_priv *priv;
struct regmap *regmap;
struct resource *res;
void __iomem *mmio;
struct reset_control *rst;
int ret;
@ -106,8 +105,7 @@ static int stm32_dac_probe(struct platform_device *pdev)
cfg = (const struct stm32_dac_cfg *)
of_match_device(dev->driver->of_match_table, dev)->data;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
mmio = devm_ioremap_resource(dev, res);
mmio = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(mmio))
return PTR_ERR(mmio);