#include <linux/dma-mapping.h>
#include <linux/module.h>
#include <linux/clk.h>
+#include <linux/err.h>
#include <lantiq_soc.h>
#include <xway_dma.h>
panic("Failed to get dma resource");
/* remap dma register range */
- ltq_dma_membase = devm_request_and_ioremap(&pdev->dev, res);
- if (!ltq_dma_membase)
+ ltq_dma_membase = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(ltq_dma_membase))
panic("Failed to remap dma resource");
/* power up and reset the dma engine */