TI_EDMA3CC_DRAEH
ti_edma3_cc_wr_4(TI_EDMA3CC_DRAEH(0), 0xFFFFFFFF);
reg = ti_edma3_cc_rd_4(TI_EDMA3CC_DRAEH(0));
ti_edma3_cc_wr_4(TI_EDMA3CC_DRAEH(0), reg);