diff options
Diffstat (limited to 'drivers/core/ofnode.c')
| -rw-r--r-- | drivers/core/ofnode.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c index dd34cf8ca3e..eeeccfb4467 100644 --- a/drivers/core/ofnode.c +++ b/drivers/core/ofnode.c @@ -286,6 +286,31 @@ const char *ofnode_get_name(ofnode node) return fdt_get_name(gd->fdt_blob, ofnode_to_offset(node), NULL); } +int ofnode_get_path(ofnode node, char *buf, int buflen) +{ + assert(ofnode_valid(node)); + + if (ofnode_is_np(node)) { + if (strlen(node.np->full_name) >= buflen) + return -ENOSPC; + + strcpy(buf, node.np->full_name); + + return 0; + } else { + int res; + + res = fdt_get_path(gd->fdt_blob, ofnode_to_offset(node), buf, + buflen); + if (!res) + return res; + else if (res == -FDT_ERR_NOSPACE) + return -ENOSPC; + else + return -EINVAL; + } +} + ofnode ofnode_get_by_phandle(uint phandle) { ofnode node; |