@@ -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;
+}
@@ -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__ */
We want to be able to create subnodes in our device tree, so export it through the qemu device tree abstraction framework. Signed-off-by: Alexander Graf <agraf@suse.de> --- device_tree.c | 24 ++++++++++++++++++++++++ device_tree.h | 1 + 2 files changed, 25 insertions(+), 0 deletions(-)