1.2.2 Aliases
The aliases node provides a mapping of standard names to device nodes. Its
properties are node paths, not phandles.
Example:
aliases {
serial0 = &dbgu;
};
This is particularly useful for drivers that require standard naming conventions such as
serial0, i2c0 or spi0, or that
could be used in the chosen property described hereafter.
Example:
struct device_node *uart_node = of_find_node_by_alias(NULL, "serial0");