1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (c) 2013 Google, Inc
10 void dm_warn(const char *fmt, ...);
12 static inline void dm_warn(const char *fmt, ...)
20 * list_count_items() - Count number of items in a list
22 * @param head: Head of list
23 * @return number of items, or 0 if empty
25 int list_count_items(struct list_head *head);
27 /* Dump out a tree of all devices */
28 void dm_dump_all(void);
30 /* Dump out a list of uclasses and their devices */
31 void dm_dump_uclass(void);
33 #ifdef CONFIG_DEBUG_DEVRES
34 /* Dump out a list of device resources */
35 void dm_dump_devres(void);
37 static inline void dm_dump_devres(void)
43 * Check if a dt node should be or was bound before relocation.
45 * Devicetree nodes can be marked as needed to be bound
46 * in the loader stages via special devicetree properties.
48 * Before relocation this function can be used to check if nodes
49 * are required in either SPL or TPL stages.
51 * After relocation and jumping into the real U-Boot binary
52 * it is possible to determine if a node was bound in one of
55 * There are 3 settings currently in use
57 * - u-boot,dm-pre-reloc: legacy and indicates any of TPL or SPL
58 * Existing platforms only use it to indicate nodes needed in
59 * SPL. Should probably be replaced by u-boot,dm-spl for
62 * @offset: node offset
64 * Returns true if node is needed in SPL/TL, false otherwise.
66 bool dm_fdt_pre_reloc(const void *blob, int offset);
69 * Check if an of node should be or was bound before relocation.
71 * Devicetree nodes can be marked as needed to be bound
72 * in the loader stages via special devicetree properties.
74 * Before relocation this function can be used to check if nodes
75 * are required in either SPL or TPL stages.
77 * After relocation and jumping into the real U-Boot binary
78 * it is possible to determine if a node was bound in one of
81 * There are 3 settings currently in use
83 * - u-boot,dm-pre-reloc: legacy and indicates any of TPL or SPL
84 * Existing platforms only use it to indicate nodes needed in
85 * SPL. Should probably be replaced by u-boot,dm-spl for
89 * Returns true if node is needed in SPL/TL, false otherwise.
91 bool dm_ofnode_pre_reloc(ofnode node);