SPIFC_A1_DBUF_DATA_REG
ioread32_rep(spifc->base + SPIFC_A1_DBUF_DATA_REG, buf, count);
data = readl(spifc->base + SPIFC_A1_DBUF_DATA_REG);
iowrite32_rep(spifc->base + SPIFC_A1_DBUF_DATA_REG, buf, count);
writel(data, spifc->base + SPIFC_A1_DBUF_DATA_REG);