fdt: Tighten up error handling in fdtdec_get_pci_addr()

[karo-tx-uboot.git] / include / fdtdec.h

diff --git a/include/fdtdec.h b/include/fdtdec.h
index 967fa88f9ec1d53352c7eb940c43ad26ad941baa..c39ad90f02097063e2297c1909d45a207b6d2cbb 100644 (file)
--- a/include/fdtdec.h
+++ b/include/fdtdec.h
@@ -327,7 +327,9 @@ fdt_addr_t fdtdec_get_addr_size(const void *blob, int node,
  * @param type         pci address type (FDT_PCI_SPACE_xxx)
  * @param prop_name    name of property to find
  * @param addr         returns pci address in the form of fdt_pci_addr
- * @return 0 if ok, negative on error
+ * @return 0 if ok, -ENOENT if the property did not exist, -EINVAL if the
+ *             format of the property was invalid, -ENXIO if the requested
+ *             address type was not found
  */
 int fdtdec_get_pci_addr(const void *blob, int node, enum fdt_pci_space type,
                const char *prop_name, struct fdt_pci_addr *addr);