anchor.diff:  
   The _node-name_ component specifies the name of the node. It shall be 1
   to 31 characters in length and consist solely of characters from the set
  -of characters in Table 2-1.
  -
  +of characters in <<node-name-characters>>
  +
  +[[node-name-characters]]
   .Characters for node names
   [option="header", cols="^10,30", width="200", align="center"]
   |===
  
positive.code: interrupt-parent = < &ipic >;
  ----
  
  In Figure 2-3, the _#address-cells_ and _#size-cells_ properties of the soc
  node are both set to 1. This setting specifies that one cell is required
  to represent an address and one cell is required to represent the size
  of nodes that are children of this node.
  
negative.code: 
  The node name (see 2.2.1) shall be chosen.
  
  .Chosen node properties
  [options="header", cols="15,^10,^10,65"]
  |===
  |Property Name |Usage |Value Type |Definition
  