#include <linux/io.h>
#include <linux/delay.h>
+#include <linux/err.h>
#include <linux/gpio.h>
#include <linux/mfd/core.h>
#include <linux/power_supply.h>
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- jz_battery->base = devm_request_and_ioremap(&pdev->dev, mem);
- if (!jz_battery->base)
- return -EBUSY;
+ jz_battery->base = devm_ioremap_resource(&pdev->dev, mem);
+ if (IS_ERR(jz_battery->base))
+ return PTR_ERR(jz_battery->base);
battery = &jz_battery->battery;
battery->name = pdata->info.name;