CPSW_CPDMA_CPDMA_EOI_VECTOR
cpsw_write_4(sc, CPSW_CPDMA_CPDMA_EOI_VECTOR, 1);
cpsw_write_4(sc, CPSW_CPDMA_CPDMA_EOI_VECTOR, 2);
cpsw_write_4(sc, CPSW_CPDMA_CPDMA_EOI_VECTOR, 0);
cpsw_write_4(sc, CPSW_CPDMA_CPDMA_EOI_VECTOR, 3);