IRIS_HW_AHB_CLK
{IRIS_HW_AHB_CLK, "vcodec_bus" },
iris_disable_unprepare_clock(core, IRIS_HW_AHB_CLK);
ret = iris_prepare_enable_clock(core, IRIS_HW_AHB_CLK);
iris_disable_unprepare_clock(core, IRIS_HW_AHB_CLK);