iio: adc: rockchip_saradc: Make use of the helper function devm_platform_ioremap_reso...

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/20210908105631.1474-1-caihuoqing@baidu.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c
index a237fe469a30cf2a87773396b212be6a4aaee8ba..a56a0d7337ca025bcbee5e89a4e73115b1e58742 100644 (file)
--- a/drivers/iio/adc/rockchip_saradc.c
+++ b/drivers/iio/adc/rockchip_saradc.c
@@ -319,7 +319,6 @@ static int rockchip_saradc_probe(struct platform_device *pdev)
        struct rockchip_saradc *info = NULL;
        struct device_node *np = pdev->dev.of_node;
        struct iio_dev *indio_dev = NULL;
-       struct resource *mem;
        const struct of_device_id *match;
        int ret;
        int irq;
@@ -348,8 +347,7 @@ static int rockchip_saradc_probe(struct platform_device *pdev)
                return -EINVAL;
        }
 
-       mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       info->regs = devm_ioremap_resource(&pdev->dev, mem);
+       info->regs = devm_platform_ioremap_resource(pdev, 0);
        if (IS_ERR(info->regs))
                return PTR_ERR(info->regs);