clk_hw_get_parent_index
EXPORT_SYMBOL_GPL(clk_hw_get_parent_index);
int sel = clk_hw_get_parent_index(hw);
parent_id = clk_hw_get_parent_index(hw);
parent_id = clk_hw_get_parent_index(hw);
parent_id = clk_hw_get_parent_index(hw);
parent_id = clk_hw_get_parent_index(hw);
int clk_hw_get_parent_index(struct clk_hw *hw);