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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (c) 2015-2016 MediaTek Inc.4 * Author: Yong Wu <yong.wu@mediatek.com>5 */6#ifndef MTK_IOMMU_SMI_H7#define MTK_IOMMU_SMI_H8 9#include <linux/bitops.h>10#include <linux/device.h>11 12#if IS_ENABLED(CONFIG_MTK_SMI)13 14enum iommu_atf_cmd {15 IOMMU_ATF_CMD_CONFIG_SMI_LARB, /* For mm master to en/disable iommu */16 IOMMU_ATF_CMD_CONFIG_INFRA_IOMMU, /* For infra master to enable iommu */17 IOMMU_ATF_CMD_MAX,18};19 20#define MTK_SMI_MMU_EN(port) BIT(port)21 22struct mtk_smi_larb_iommu {23 struct device *dev;24 unsigned int mmu;25 unsigned char bank[32];26};27 28#endif29 30#endif31