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path: root/drivers/iio/adc/stm32-dfsdm-core.c
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Diffstat (limited to 'drivers/iio/adc/stm32-dfsdm-core.c')
-rw-r--r--drivers/iio/adc/stm32-dfsdm-core.c20
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/iio/adc/stm32-dfsdm-core.c b/drivers/iio/adc/stm32-dfsdm-core.c
index 26e2011c5868..42a7377704a4 100644
--- a/drivers/iio/adc/stm32-dfsdm-core.c
+++ b/drivers/iio/adc/stm32-dfsdm-core.c
@@ -226,16 +226,13 @@ static int stm32_dfsdm_parse_of(struct platform_device *pdev,
if (!node)
return -EINVAL;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(&pdev->dev, "Failed to get memory resource\n");
- return -ENODEV;
- }
- priv->dfsdm.phys_base = res->start;
- priv->dfsdm.base = devm_ioremap_resource(&pdev->dev, res);
+ priv->dfsdm.base = devm_platform_get_and_ioremap_resource(pdev, 0,
+ &res);
if (IS_ERR(priv->dfsdm.base))
return PTR_ERR(priv->dfsdm.base);
+ priv->dfsdm.phys_base = res->start;
+
/*
* "dfsdm" clock is mandatory for DFSDM peripheral clocking.
* "dfsdm" or "audio" clocks can be used as source clock for
@@ -243,12 +240,9 @@ static int stm32_dfsdm_parse_of(struct platform_device *pdev,
* on use case.
*/
priv->clk = devm_clk_get(&pdev->dev, "dfsdm");
- if (IS_ERR(priv->clk)) {
- ret = PTR_ERR(priv->clk);
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev, "Failed to get clock (%d)\n", ret);
- return ret;
- }
+ if (IS_ERR(priv->clk))
+ return dev_err_probe(&pdev->dev, PTR_ERR(priv->clk),
+ "Failed to get clock\n");
priv->aclk = devm_clk_get(&pdev->dev, "audio");
if (IS_ERR(priv->aclk))