+
+/**
+ * fdt_node_offset_by_compat_reg: Find a node that matches compatiable and
+ * who's reg property matches a physical cpu address
+ *
+ * @blob: ptr to device tree
+ * @compat: compatiable string to match
+ * @compat_off: property name
+ *
+ */
+int fdt_node_offset_by_compat_reg(void *blob, const char *compat,
+ phys_addr_t compat_off)
+{
+ int len, off = fdt_node_offset_by_compatible(blob, -1, compat);
+ while (off != -FDT_ERR_NOTFOUND) {
+ u32 *reg = (u32 *)fdt_getprop(blob, off, "reg", &len);
+ if (reg) {
+ if (compat_off == fdt_translate_address(blob, off, reg))
+ return off;
+ }
+ off = fdt_node_offset_by_compatible(blob, off, compat);
+ }
+
+ return -FDT_ERR_NOTFOUND;
+}
+
+