ltq_dma_w32
ltq_dma_w32(ch->nr, LTQ_DMA_CS);
ltq_dma_w32(ch->nr, LTQ_DMA_CS);
ltq_dma_w32(ch->nr, LTQ_DMA_CS);
ltq_dma_w32(ch->phys, LTQ_DMA_CDBA);
ltq_dma_w32(LTQ_DESC_NUM, LTQ_DMA_CDLEN);
ltq_dma_w32(DMA_DESCPT, LTQ_DMA_CIE);
ltq_dma_w32(DMA_WEIGHT | DMA_TX, LTQ_DMA_CCTRL);
ltq_dma_w32(DMA_DESCPT, LTQ_DMA_CIE);
ltq_dma_w32(DMA_WEIGHT, LTQ_DMA_CCTRL);
ltq_dma_w32(p, LTQ_DMA_PS);
ltq_dma_w32(0, LTQ_DMA_IRNEN);
ltq_dma_w32(i, LTQ_DMA_CS);
ltq_dma_w32(DMA_CHAN_RST, LTQ_DMA_CCTRL);
ltq_dma_w32(DMA_POLL | DMA_CLK_DIV4, LTQ_DMA_CPOLL);
ltq_dma_w32(ch->nr, LTQ_DMA_CS);
ltq_dma_w32(ch->nr, LTQ_DMA_CS);
ltq_dma_w32(ch->nr, LTQ_DMA_CS);
ltq_dma_w32(DMA_IRQ_ACK, LTQ_DMA_CIS);