INT_DMA
writel(INT_DMA | INT_ECC, nand->regs + MA35_NFI_REG_NANDINTSTS);
writel(INT_DMA, nand->regs + MA35_NFI_REG_NANDINTEN);
if (isr & INT_DMA) {
writel(INT_DMA, nand->regs + MA35_NFI_REG_NANDINTSTS);
writel(INT_DMA, nfc->regs + nfc->cfg->int_en_off);
writel(INT_DMA, nfc->regs + nfc->cfg->int_en_off);