diff options
| -rw-r--r-- | device_tree.c | 24 | ||||
| -rw-r--r-- | device_tree.h | 1 |
2 files changed, 25 insertions, 0 deletions
diff --git a/device_tree.c b/device_tree.c index 23e89e3b90..f4a78c8217 100644 --- a/device_tree.c +++ b/device_tree.c @@ -118,3 +118,27 @@ int qemu_devtree_nop_node(void *fdt, const char *node_path) return fdt_nop_node(fdt, offset); } + +int qemu_devtree_add_subnode(void *fdt, const char *name) +{ + int offset; + char *dupname = g_strdup(name); + char *basename = strrchr(dupname, '/'); + int retval; + + if (!basename) { + return -1; + } + + basename[0] = '\0'; + basename++; + + offset = fdt_path_offset(fdt, dupname); + if (offset < 0) { + return offset; + } + + retval = fdt_add_subnode(fdt, offset, basename); + g_free(dupname); + return retval; +} diff --git a/device_tree.h b/device_tree.h index 76fce5ffb2..4378685b7a 100644 --- a/device_tree.h +++ b/device_tree.h @@ -23,5 +23,6 @@ int qemu_devtree_setprop_cell(void *fdt, const char *node_path, int qemu_devtree_setprop_string(void *fdt, const char *node_path, const char *property, const char *string); int qemu_devtree_nop_node(void *fdt, const char *node_path); +int qemu_devtree_add_subnode(void *fdt, const char *name); #endif /* __DEVICE_TREE_H__ */ |