TI_EDMA3CC_OPT
reg = ti_edma3_cc_rd_4(TI_EDMA3CC_OPT(ch));
ti_edma3_cc_wr_4(TI_EDMA3CC_OPT(ch), reg);
reg = ti_edma3_cc_rd_4(TI_EDMA3CC_OPT(ch));
ti_edma3_cc_wr_4(TI_EDMA3CC_OPT(ch), reg);
bus_write_region_4(ti_edma3_sc->mem_res[0], TI_EDMA3CC_OPT(ch),
bus_read_region_4(ti_edma3_sc->mem_res[0], TI_EDMA3CC_OPT(ch),