REG_MMU_DCM 516 drivers/iommu/mtk_iommu_v1.c writel_relaxed(F_MMU_DCM_ON, data->base + REG_MMU_DCM); REG_MMU_DCM 667 drivers/iommu/mtk_iommu_v1.c reg->dcm_dis = readl_relaxed(base + REG_MMU_DCM); REG_MMU_DCM 682 drivers/iommu/mtk_iommu_v1.c writel_relaxed(reg->dcm_dis, base + REG_MMU_DCM);