xref: /rk3399_ARM-atf/plat/mediatek/drivers/iommu/mt8189/mtk_iommu_plat.c (revision 4902381ac01a112540a0f3bab9c5dab0102a81fb)
1*4c449fcaSFriday Yang /*
2*4c449fcaSFriday Yang  * Copyright (c) 2025, MediaTek Inc. All rights reserved.
3*4c449fcaSFriday Yang  *
4*4c449fcaSFriday Yang  * SPDX-License-Identifier: BSD-3-Clause
5*4c449fcaSFriday Yang  */
6*4c449fcaSFriday Yang 
7*4c449fcaSFriday Yang #include <mtk_iommu_priv.h>
8*4c449fcaSFriday Yang #include <mtk_mmap_pool.h>
9*4c449fcaSFriday Yang #include <platform_def.h>
10*4c449fcaSFriday Yang 
11*4c449fcaSFriday Yang /* mm iommu */
12*4c449fcaSFriday Yang #define SMI_L0_ID		(0)
13*4c449fcaSFriday Yang #define SMI_L1_ID		(1)
14*4c449fcaSFriday Yang #define SMI_L2_ID		(2)
15*4c449fcaSFriday Yang #define SMI_L4_ID		(3)
16*4c449fcaSFriday Yang #define SMI_L7_ID		(4)
17*4c449fcaSFriday Yang #define SMI_L9_ID		(5)
18*4c449fcaSFriday Yang #define SMI_L11_ID		(6)
19*4c449fcaSFriday Yang #define SMI_L13_ID		(7)
20*4c449fcaSFriday Yang #define SMI_L14_ID		(8)
21*4c449fcaSFriday Yang #define SMI_L16_ID		(9)
22*4c449fcaSFriday Yang #define SMI_L17_ID		(10)
23*4c449fcaSFriday Yang #define SMI_L19_ID		(11)
24*4c449fcaSFriday Yang #define SMI_L20_ID		(12)
25*4c449fcaSFriday Yang 
26*4c449fcaSFriday Yang /* infra iommu */
27*4c449fcaSFriday Yang #define PERICFG_AO_IOMMU_0	(0x90)
28*4c449fcaSFriday Yang #define PERICFG_AO_IOMMU_1	(0x94)
29*4c449fcaSFriday Yang #define MMU_DEV_PCIE_0		(0)
30*4c449fcaSFriday Yang #define IFR_CFG_GROUP_NUM	(1)
31*4c449fcaSFriday Yang 
32*4c449fcaSFriday Yang static struct mtk_smi_larb_config mt8189_larb_cfg[] = {
33*4c449fcaSFriday Yang 	[SMI_L0_ID] = LARB_CFG_ENTRY(SMI_LARB_0_BASE, 8, 0),
34*4c449fcaSFriday Yang 	[SMI_L1_ID] = LARB_CFG_ENTRY(SMI_LARB_1_BASE, 8, 0),
35*4c449fcaSFriday Yang 	[SMI_L2_ID] = LARB_CFG_ENTRY(SMI_LARB_2_BASE, 11, 0),
36*4c449fcaSFriday Yang 	[SMI_L4_ID] = LARB_CFG_ENTRY(SMI_LARB_4_BASE, 12, 0),
37*4c449fcaSFriday Yang 	[SMI_L7_ID] = LARB_CFG_ENTRY(SMI_LARB_7_BASE, 18, 0),
38*4c449fcaSFriday Yang 	[SMI_L9_ID] = LARB_CFG_ENTRY(SMI_LARB_9_BASE, 29, 0),
39*4c449fcaSFriday Yang 	[SMI_L11_ID] = LARB_CFG_ENTRY(SMI_LARB_11_BASE, 29, 0),
40*4c449fcaSFriday Yang 	[SMI_L13_ID] = LARB_CFG_ENTRY(SMI_LARB_13_BASE, 15, 0),
41*4c449fcaSFriday Yang 	[SMI_L14_ID] = LARB_CFG_ENTRY(SMI_LARB_14_BASE, 10, 0),
42*4c449fcaSFriday Yang 	[SMI_L16_ID] = LARB_CFG_ENTRY(SMI_LARB_16_BASE, 17, 0),
43*4c449fcaSFriday Yang 	[SMI_L17_ID] = LARB_CFG_ENTRY(SMI_LARB_17_BASE, 17, 0),
44*4c449fcaSFriday Yang 	[SMI_L19_ID] = LARB_CFG_ENTRY(SMI_LARB_19_BASE, 4, 0),
45*4c449fcaSFriday Yang 	[SMI_L20_ID] = LARB_CFG_ENTRY(SMI_LARB_20_BASE, 6, 0),
46*4c449fcaSFriday Yang };
47*4c449fcaSFriday Yang 
48*4c449fcaSFriday Yang static uint32_t mt8189_ifr_mst_cfg_base[IFR_CFG_GROUP_NUM] = {
49*4c449fcaSFriday Yang 	PERICFG_AO_BASE,
50*4c449fcaSFriday Yang };
51*4c449fcaSFriday Yang static uint32_t mt8189_ifr_mst_cfg_offs[IFR_CFG_GROUP_NUM] = {
52*4c449fcaSFriday Yang 	PERICFG_AO_IOMMU_1,
53*4c449fcaSFriday Yang };
54*4c449fcaSFriday Yang static struct mtk_ifr_mst_config mt8189_ifr_mst_cfg[] = {
55*4c449fcaSFriday Yang 	[MMU_DEV_PCIE_0] = IFR_MST_CFG_ENTRY(0, 0),
56*4c449fcaSFriday Yang };
57*4c449fcaSFriday Yang 
58*4c449fcaSFriday Yang struct mtk_smi_larb_config *g_larb_cfg = &mt8189_larb_cfg[0];
59*4c449fcaSFriday Yang const unsigned int g_larb_num = ARRAY_SIZE(mt8189_larb_cfg);
60*4c449fcaSFriday Yang 
61*4c449fcaSFriday Yang static struct mtk_secure_iommu_config mt8189_secure_iommu_config[] = {
62*4c449fcaSFriday Yang 	SEC_IOMMU_CFG_ENTRY(MM_IOMMU_BASE),
63*4c449fcaSFriday Yang };
64*4c449fcaSFriday Yang 
65*4c449fcaSFriday Yang struct mtk_secure_iommu_config *g_sec_iommu_cfg = &mt8189_secure_iommu_config[0];
66*4c449fcaSFriday Yang const unsigned int g_sec_iommu_num = ARRAY_SIZE(mt8189_secure_iommu_config);
67*4c449fcaSFriday Yang 
68*4c449fcaSFriday Yang struct mtk_ifr_mst_config *g_ifr_mst_cfg = &mt8189_ifr_mst_cfg[0];
69*4c449fcaSFriday Yang const unsigned int g_ifr_mst_num = ARRAY_SIZE(mt8189_ifr_mst_cfg);
70*4c449fcaSFriday Yang 
71*4c449fcaSFriday Yang uint32_t *g_ifr_mst_cfg_base = &mt8189_ifr_mst_cfg_base[0];
72*4c449fcaSFriday Yang uint32_t *g_ifr_mst_cfg_offs = &mt8189_ifr_mst_cfg_offs[0];
73*4c449fcaSFriday Yang 
74*4c449fcaSFriday Yang /**
75*4c449fcaSFriday Yang  * Protect infra iommu enable setting registers as secure access.
76*4c449fcaSFriday Yang  * This is removed in MT8189, just return here.
77*4c449fcaSFriday Yang  */
mtk_infra_iommu_enable_protect(void)78*4c449fcaSFriday Yang void mtk_infra_iommu_enable_protect(void)
79*4c449fcaSFriday Yang {
80*4c449fcaSFriday Yang }
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