clknode_set_parent_by_name
rv = clknode_set_parent_by_name(clknode, tbl->parent);
rv = clknode_set_parent_by_name(clknode, tbl->parent);
error = clknode_set_parent_by_name(clknode,
rv = clknode_set_parent_by_name(clknode, parentnode->name);
rv = clknode_set_parent_by_name(clknode->parent, name);
int clknode_set_parent_by_name(struct clknode *clk, const char *name);