*
*/
+#include <linux/err.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -ENODEV;
- ahb->regs = devm_request_and_ioremap(&pdev->dev, res);
- if (!ahb->regs)
- return -EBUSY;
+ ahb->regs = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(ahb->regs))
+ return PTR_ERR(ahb->regs);
ahb->dev = &pdev->dev;
platform_set_drvdata(pdev, ahb);