return irq;
}
EXPORT_SYMBOL_GPL(of_irq_to_resource);
+
+void __iomem *of_iomap(struct device_node *np, int index)
+{
+ struct resource res;
+
+ if (of_address_to_resource(np, index, &res))
+ return NULL;
+
+ return ioremap(res.start, 1 + res.end - res.start);
+}
+EXPORT_SYMBOL(of_iomap);
#include <linux/platform_device.h>
#include <asm/irq.h>
#include <asm/atomic.h>
-#include <asm/io.h>
/* Definitions used by the flattened device tree */
#define OF_DT_HEADER 0xd00dfeed /* marker */
extern int of_irq_to_resource(struct device_node *dev, int index,
struct resource *r);
-static inline void __iomem *of_iomap(struct device_node *np, int index)
-{
- struct resource res;
-
- if (of_address_to_resource(np, index, &res))
- return NULL;
-
- return ioremap(res.start, 1 + res.end - res.start);
-}
-
+/**
+ * of_iomap - Maps the memory mapped IO for a given device_node
+ * @device: the device whose io range will be mapped
+ * @index: index of the io range
+ *
+ * Returns a pointer to the mapped memory
+ */
+extern void __iomem *of_iomap(struct device_node *device, int index);
#endif /* __KERNEL__ */
#endif /* _POWERPC_PROM_H */