{
struct device *dev = &pdev->dev;
struct device_node *of_node = dev->of_node;
- struct resource *res;
struct spi_master *master;
struct a3700_spi *spi;
u32 num_cs = 0;
spi->master = master;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- spi->base = devm_ioremap_resource(dev, res);
+ spi->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(spi->base)) {
ret = PTR_ERR(spi->base);
goto error;