include/dm/of_access.h

23  * of_find_all_nodes - Get next node in global list
24  * @prev:	Previous node or NULL to start iteration
27  * Returns a node pointer with refcount incremented, use
41  * of_n_addr_cells() - Get the number of address cells for a node
44  * which controls the given node.
46  * @np: Node pointer to check
47  * @return number of address cells this node uses
52  * of_n_size_cells() - Get the number of size cells for a node
55  * which controls the given node.
57  * @np: Node pointer to check
58  * @return number of size cells this node uses
63  * of_simple_addr_cells() - Get the address cells property in a node
67  * @np: Node pointer to check
68  * @return value of #address-cells property in this node, or 2 if none
73  * of_simple_size_cells() - Get the size cells property in a node
77  * @np: Node pointer to check
78  * @return value of #size-cells property in this node, or 2 if none
83  * of_find_property() - find a property in a node
85  * @np: Pointer to device node holding property
96  * Find a property with a given name for a given node and return the value.
98  * @np: Pointer to device node holding property
107  * of_device_is_compatible() - Check if the node matches given constraints
108  * @device: pointer to node
111  * @name: required node name, NULL or "" for any match
142  * @device: Node to check for availability
150  * of_get_parent() - Get a node's parent, if any
152  * @node: Node to check
153  * @eturns a node pointer, or NULL if none
158  * of_find_node_opts_by_path() - Find a node matching a full OF path
161  *	'/', the name of a property of the /aliases node (an alias). In the
162  *	case of an alias, the node matching the alias' value will be returned.
171  * @return a node pointer or NULL if not found
182  * of_find_compatible_node() - find a node based on its compatible string
184  * Find a node based on type and one of the tokens in its "compatible" property
185  * @from: Node to start searching from or NULL. the node you pass will not be
191  * @return node pointer or NULL if not found
197  * of_find_node_by_prop_value() - find a node with a given property value
199  * Find a node based on a property value.
200  * @from: Node to start searching from or NULL. the node you pass will not be
206  * @return node pointer or NULL if not found
213  * of_find_node_by_phandle() - Find a node given a phandle
215  * @handle:	phandle of the node to find
217  * @return node pointer, or NULL if not found
224  * Search for a property in a device node and read a 32-bit value from
227  * @np:		device node from which the property value is to be read.
240  * Search for a property in a device node and read a 64-bit value from
243  * @np:		device node from which the property value is to be read.
256  * Search for a property in a device node and read 32-bit value(s) from
259  * @np:		device node from which the property value is to be read.
275  * @np: pointer to node containing string list property
291  * @np:		device node from which the property value is to be read.
297  * Search for a property in a device tree node and retrieve a null
317  * @np:		device node from which the property value is to be read.
320  * Search for a property in a device tree node and retrieve the number of null
334  * @np: Pointer to device node holding phandle property
346  * of_parse_phandle_with_args() - Find a node pointed by phandle in a list
348  * @np:		pointer to a device tree node containing a list
379  * To get a device_node of the `node2' node you may call this:
389  * @np:		pointer to a device tree node containing a list
405  * of_alias_scan() - Scan all properties of the 'aliases' node
407  * The function scans all the properties of the 'aliases' node and populates
438  * of_get_stdout() - Get node to use for stdout
440  * @return node referred to by stdout-path alias, or NULL if none