#include <common.h>
#include <dm.h>
#include <fdt_support.h>
+#include <log.h>
#include <asm/io.h>
#include <dm/device-internal.h>
DECLARE_GLOBAL_DATA_PTR;
-fdt_addr_t devfdt_get_addr_index(struct udevice *dev, int index)
+fdt_addr_t devfdt_get_addr_index(const struct udevice *dev, int index)
{
#if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)
fdt_addr_t addr;
#endif
}
-fdt_addr_t devfdt_get_addr_size_index(struct udevice *dev, int index,
- fdt_size_t *size)
+fdt_addr_t devfdt_get_addr_size_index(const struct udevice *dev, int index,
+ fdt_size_t *size)
{
#if CONFIG_IS_ENABLED(OF_CONTROL)
/*
#endif
}
-fdt_addr_t devfdt_get_addr_name(struct udevice *dev, const char *name)
+fdt_addr_t devfdt_get_addr_name(const struct udevice *dev, const char *name)
{
#if CONFIG_IS_ENABLED(OF_CONTROL)
int index;
#endif
}
-fdt_addr_t devfdt_get_addr_size_name(struct udevice *dev, const char *name,
- fdt_size_t *size)
+fdt_addr_t devfdt_get_addr_size_name(const struct udevice *dev,
+ const char *name, fdt_size_t *size)
{
#if CONFIG_IS_ENABLED(OF_CONTROL)
int index;
#endif
}
-fdt_addr_t devfdt_get_addr(struct udevice *dev)
+fdt_addr_t devfdt_get_addr(const struct udevice *dev)
{
return devfdt_get_addr_index(dev, 0);
}
-void *devfdt_get_addr_ptr(struct udevice *dev)
+void *devfdt_get_addr_ptr(const struct udevice *dev)
{
- return (void *)(uintptr_t)devfdt_get_addr_index(dev, 0);
+ fdt_addr_t addr = devfdt_get_addr_index(dev, 0);
+
+ return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)(uintptr_t)addr;
}
-void *devfdt_remap_addr_index(struct udevice *dev, int index)
+void *devfdt_remap_addr_index(const struct udevice *dev, int index)
{
fdt_addr_t addr = devfdt_get_addr_index(dev, index);
return map_physmem(addr, 0, MAP_NOCACHE);
}
-void *devfdt_remap_addr_name(struct udevice *dev, const char *name)
+void *devfdt_remap_addr_name(const struct udevice *dev, const char *name)
{
fdt_addr_t addr = devfdt_get_addr_name(dev, name);
return map_physmem(addr, 0, MAP_NOCACHE);
}
-void *devfdt_remap_addr(struct udevice *dev)
+void *devfdt_remap_addr(const struct udevice *dev)
{
return devfdt_remap_addr_index(dev, 0);
}
-void *devfdt_map_physmem(struct udevice *dev, unsigned long size)
+void *devfdt_map_physmem(const struct udevice *dev, unsigned long size)
{
fdt_addr_t addr = devfdt_get_addr(dev);
return map_physmem(addr, size, MAP_NOCACHE);
}
-fdt_addr_t devfdt_get_addr_pci(struct udevice *dev)
+fdt_addr_t devfdt_get_addr_pci(const struct udevice *dev)
{
ulong addr;