+ /* Each item in "interrupt-map" property is translated with
+ * following cells:
+ * PCI #address-cells, PCI #interrupt-cells,
+ * PIC address, PIC #address-cells, PIC #interrupt-cells.
+ */
+ cells = fdt_getprop_u32_default(blob, path, "#address-cells", 1);
+ cells += fdt_getprop_u32_default(blob, path, "#interrupt-cells", 1);
+ off = fdt_node_offset_by_phandle(blob, fdt32_to_cpu(*(map+cells)));
+ if (off <= 0)
+ return;
+ cells += 1;
+ piccells = (u32 *)fdt_getprop(blob, off, "#address-cells", NULL);
+ if (piccells == NULL)
+ return;
+ cells += *piccells;
+ piccells = (u32 *)fdt_getprop(blob, off, "#interrupt-cells", NULL);
+ if (piccells == NULL)
+ return;
+ cells += *piccells;