162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright (c) 2015-2016 MediaTek Inc. 462306a36Sopenharmony_ci * Author: Yong Wu <yong.wu@mediatek.com> 562306a36Sopenharmony_ci */ 662306a36Sopenharmony_ci#ifndef MTK_IOMMU_SMI_H 762306a36Sopenharmony_ci#define MTK_IOMMU_SMI_H 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#include <linux/bitops.h> 1062306a36Sopenharmony_ci#include <linux/device.h> 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci#if IS_ENABLED(CONFIG_MTK_SMI) 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_cienum iommu_atf_cmd { 1562306a36Sopenharmony_ci IOMMU_ATF_CMD_CONFIG_SMI_LARB, /* For mm master to en/disable iommu */ 1662306a36Sopenharmony_ci IOMMU_ATF_CMD_CONFIG_INFRA_IOMMU, /* For infra master to enable iommu */ 1762306a36Sopenharmony_ci IOMMU_ATF_CMD_MAX, 1862306a36Sopenharmony_ci}; 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci#define MTK_SMI_MMU_EN(port) BIT(port) 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_cistruct mtk_smi_larb_iommu { 2362306a36Sopenharmony_ci struct device *dev; 2462306a36Sopenharmony_ci unsigned int mmu; 2562306a36Sopenharmony_ci unsigned char bank[32]; 2662306a36Sopenharmony_ci}; 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci#endif 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_ci#endif 31