This function is useful outside fdtdec, so export it.
Signed-off-by: Simon Glass sjg@chromium.org --- include/fdtdec.h | 9 +++++++++ lib/fdtdec.c | 6 +++--- 2 files changed, 12 insertions(+), 3 deletions(-)
diff --git a/include/fdtdec.h b/include/fdtdec.h index e70714b..e566e47 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -110,6 +110,15 @@ int fdtdec_next_alias(const void *blob, const char *name, enum fdt_compat_id id, int *upto);
/** + * Look in the FDT for an alias with the given name and return its node. + * + * @param blob FDT blob + * @param name alias name to look up + * @return node offset if found, or an error code < 0 otherwise + */ +int fdtdec_find_alias_node(const void *blob, const char *name); + +/** * Find the next compatible node for a peripheral. * * Do the first call with node = 0. This function will return a pointer to diff --git a/lib/fdtdec.c b/lib/fdtdec.c index 32f03cc..16435b7 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -59,12 +59,12 @@ const char *fdtdec_get_compatible(enum fdt_compat_id id) * @param name alias name to look up * @return node offset if found, or an error code < 0 otherwise */ -static int find_alias_node(const void *blob, const char *name) +int fdtdec_find_alias_node(const void *blob, const char *name) { const char *path; int alias_node;
- debug("find_alias_node: %s\n", name); + debug("%s: %s\n", __func__, name); alias_node = fdt_path_offset(blob, "/aliases"); if (alias_node < 0) return alias_node; @@ -171,7 +171,7 @@ int fdtdec_next_alias(const void *blob, const char *name, /* snprintf() is not available */ assert(strlen(name) < MAX_STR_LEN); sprintf(str, "%.*s%d", MAX_STR_LEN, name, *upto); - node = find_alias_node(blob, str); + node = fdtdec_find_alias_node(blob, str); if (node < 0) return node; err = fdt_node_check_compatible(blob, node, compat_names[id]);