SPICC_DMAREG
spicc->base + SPICC_DMAREG);
if (readl_relaxed(spicc->base + SPICC_DMAREG) & SPICC_DMA_ENABLE)
writel_relaxed(0, spicc->base + SPICC_DMAREG);
writel_relaxed(0, spicc->base + SPICC_DMAREG);