21  * fdt_getprop_u32_default_node - Return a node's property or a default
24  * @off: offset of node
29  * Convenience function to return a node's property or a default value if
52  * fdt_getprop_u32_default - Find a node and return it's property or a default
55  * @path: path of node
59  * Convenience function to find a node and return it's property or a
75  * fdt_find_and_setprop: Find a node and set it's property
78  * @node: path of node
84  * Convenience function to directly set a property given the path to the node.
86 int fdt_find_and_setprop(void *fdt, const char *node, const char *prop,  in fdt_find_and_setprop()  argument
89 	int nodeoff = fdt_path_offset(fdt, node);  in fdt_find_and_setprop()
101  * fdt_find_or_add_subnode() - find or possibly add a subnode of a given node
104  * @parentoffset: structure block offset of a node
107  * fdt_subnode_offset() finds a subnode of the node with a given name.
225 	/* find or create "/chosen" node. */  in fdt_initrd()
286 	/* find or create "/chosen" node. */  in fdt_chosen()
436 	/* find or create "/memory" node. */  in fdt_fixup_memory_banks()
564 	int err, node;  in fdt_record_loadable()  local
572 	/* find or create "/fit-images" node */  in fdt_record_loadable()
573 	node = fdt_find_or_add_subnode(blob, 0, "fit-images");  in fdt_record_loadable()
574 	if (node < 0)  in fdt_record_loadable()
575 		return node;  in fdt_record_loadable()
577 	/* find or create "/fit-images/<name>" node */  in fdt_record_loadable()
578 	node = fdt_find_or_add_subnode(blob, node, name);  in fdt_record_loadable()
579 	if (node < 0)  in fdt_record_loadable()
580 		return node;  in fdt_record_loadable()
587 	fdt_setprop_u32(blob, node, "load-addr", load_addr);  in fdt_record_loadable()
589 		fdt_setprop_u32(blob, node, "entry-point", entry_point);  in fdt_record_loadable()
590 	fdt_setprop_u32(blob, node, "size", size);  in fdt_record_loadable()
592 		fdt_setprop_string(blob, node, "type", type);  in fdt_record_loadable()
594 		fdt_setprop_string(blob, node, "os", os);  in fdt_record_loadable()
596 	return node;  in fdt_record_loadable()
745 				printf("Can't delete node: %s\n",  in fdt_del_subnodes()
769 			 * Could not find label property, nand {}; node?  in fdt_del_partitions()
827 			printf("Can't add partition node: %s\n",  in fdt_node_set_part_info()
920 			/* Jump to next flash node */  in fdt_fixup_mtdparts()
965  * @match:	Return non-zero if the node whose parent is at
969  * @count_cells:Count how many cells (be32 values) a node whose parent
1244 			debug("OF: reached root node\n");  in __of_translate_address()
1285  * fdt_node_offset_by_compat_reg: Find a node that matches compatiable and
1328  * fdt_set_phandle: Create a phandle property for the given node
1331  * @nodeoffset: node to update
1345 		printf("Trying to update node %s with phandle %u ",  in fdt_set_phandle()
1349 		printf("that already exists in node %s.\n", buf);  in fdt_set_phandle()
1368  * fdt_create_phandle: Create a phandle property for the given node
1371  * @nodeoffset: node to update
1395  * fdt_set_node_status: Set status for the given node
1398  * @nodeoffset: node to update
1436  * fdt_set_status_by_alias: Set status for the given node given an alias
1439  * @alias: alias of node to update
1482  * Verify the physical address of device tree node for a given alias
1484  * This function locates the device tree node of a given alias, and then
1494 	int node, len;  in fdt_verify_alias_address()  local
1503 	node = fdt_path_offset(fdt, path);  in fdt_verify_alias_address()
1504 	if (node < 0) {  in fdt_verify_alias_address()
1506 		       "node %s.\n", alias, path);  in fdt_verify_alias_address()
1510 	reg = fdt_getprop(fdt, node, "reg", &len);  in fdt_verify_alias_address()
1512 		printf("Warning: device tree node '%s' has no address.\n",  in fdt_verify_alias_address()
1517 	dt_addr = fdt_translate_address(fdt, node, reg);  in fdt_verify_alias_address()
1529  * Returns the base address of an SOC or PCI node
1531 u64 fdt_get_base_address(const void *fdt, int node)  in fdt_get_base_address()  argument
1536 	prop = fdt_getprop(fdt, node, "reg", &size);  in fdt_get_base_address()
1538 	return prop ? fdt_translate_address(fdt, node, prop) : 0;  in fdt_get_base_address()
1568  * fdt_read_range - Read a node's n'th range property
1571  * @node: offset of node
1580 int fdt_read_range(void *fdt, int node, int n, uint64_t *child_addr,  in fdt_read_range()  argument
1583 	int pnode = fdt_parent_offset(fdt, node);  in fdt_read_range()
1599 	acells = fdt_getprop_u32_default_node(fdt, node, 0, "#address-cells", 1);  in fdt_read_range()
1600 	scells = fdt_getprop_u32_default_node(fdt, node, 0, "#size-cells", 1);  in fdt_read_range()
1603 	ranges = fdt_getprop(fdt, node, "ranges", &ranges_len);  in fdt_read_range()
1622 		*addr = fdt_translate_address(fdt, node, ranges + cell);  in fdt_read_range()
1636  * fdt_setup_simplefb_node - Fill and enable a simplefb node
1639  * @node: offset of the simplefb node
1646  * Convenience function to fill and enable a simplefb node.
1648 int fdt_setup_simplefb_node(void *fdt, int node, u64 base_address, u32 width,  in fdt_setup_simplefb_node()  argument
1655 	fdt_support_default_count_cells(fdt, fdt_parent_offset(fdt, node),  in fdt_setup_simplefb_node()
1665 	ret = fdt_setprop(fdt, node, "reg", cells, sizeof(cells[0]) * i);  in fdt_setup_simplefb_node()
1670 	ret = fdt_set_name(fdt, node, name);  in fdt_setup_simplefb_node()
1674 	ret = fdt_setprop_u32(fdt, node, "width", width);  in fdt_setup_simplefb_node()
1678 	ret = fdt_setprop_u32(fdt, node, "height", height);  in fdt_setup_simplefb_node()
1682 	ret = fdt_setprop_u32(fdt, node, "stride", stride);  in fdt_setup_simplefb_node()
1686 	ret = fdt_setprop_string(fdt, node, "format", format);  in fdt_setup_simplefb_node()
1690 	ret = fdt_setprop_string(fdt, node, "status", "okay");  in fdt_setup_simplefb_node()
1699  * The node to update are specified by path.
1749 			printf("base fdt does did not have a /__symbols__ node\n");  in fdt_overlay_apply_verbose()