+void *dev_remap_addr_index(struct udevice *dev, int index)
+{
+ fdt_addr_t addr = dev_read_addr_index(dev, index);
+
+ if (addr == FDT_ADDR_T_NONE)
+ return NULL;
+
+ return map_physmem(addr, 0, MAP_NOCACHE);
+}
+
+fdt_addr_t dev_read_addr_name(struct udevice *dev, const char *name)
+{
+ int index = dev_read_stringlist_search(dev, "reg-names", name);
+
+ if (index < 0)
+ return FDT_ADDR_T_NONE;
+ else
+ return dev_read_addr_index(dev, index);
+}
+
+void *dev_remap_addr_name(struct udevice *dev, const char *name)
+{
+ fdt_addr_t addr = dev_read_addr_name(dev, name);
+
+ if (addr == FDT_ADDR_T_NONE)
+ return NULL;
+
+ return map_physmem(addr, 0, MAP_NOCACHE);
+}
+