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ee53650d | 1 | /* |
7b4e5844 | 2 | * Copyright 2007,2009-2012 Freescale Semiconductor, Inc. |
63cec581 | 3 | * |
1a459660 | 4 | * SPDX-License-Identifier: GPL-2.0+ |
63cec581 ES |
5 | */ |
6 | ||
32049b40 KG |
7 | #ifndef __FSL_PCI_H_ |
8 | #define __FSL_PCI_H_ | |
9 | ||
3e7b6c1f | 10 | #include <asm/fsl_law.h> |
a4aafcc9 KG |
11 | #include <asm/fsl_serdes.h> |
12 | #include <pci.h> | |
3e7b6c1f | 13 | |
b6ccd2c9 PK |
14 | #define PEX_IP_BLK_REV_2_2 0x02080202 |
15 | #define PEX_IP_BLK_REV_2_3 0x02080203 | |
7b4e5844 ZRR |
16 | #define PEX_IP_BLK_REV_3_0 0x02080300 |
17 | ||
18 | /* Freescale-specific PCI config registers */ | |
19 | #define FSL_PCI_PBFR 0x44 | |
20 | ||
21 | #ifdef CONFIG_SYS_FSL_PCI_VER_3_X | |
22 | /* Currently only the PCIe capability is used, so hardcode the offset. | |
23 | * if more capabilities need to be justified, the capability link method | |
24 | * should be applied here | |
25 | */ | |
26 | #define FSL_PCIE_CAP_ID 0x70 | |
27 | #define PCI_DCR 0x78 /* PCIe Device Control Register */ | |
28 | #define PCI_DSR 0x7a /* PCIe Device Status Register */ | |
29 | #define PCI_LSR 0x82 /* PCIe Link Status Register */ | |
30 | #define PCI_LCR 0x80 /* PCIe Link Control Register */ | |
31 | #else | |
32 | #define FSL_PCIE_CAP_ID 0x4c | |
33 | #define PCI_DCR 0x54 /* PCIe Device Control Register */ | |
34 | #define PCI_DSR 0x56 /* PCIe Device Status Register */ | |
35 | #define PCI_LSR 0x5e /* PCIe Link Status Register */ | |
36 | #define PCI_LCR 0x5c /* PCIe Link Control Register */ | |
37 | #endif | |
38 | ||
39 | #define FSL_PCIE_CFG_RDY 0x4b0 | |
40 | #define FSL_PROG_IF_AGENT 0x1 | |
41 | ||
42 | #define PCI_LTSSM 0x404 /* PCIe Link Training, Status State Machine */ | |
43 | #define PCI_LTSSM_L0 0x16 /* L0 state */ | |
b6ccd2c9 | 44 | |
ee53650d | 45 | int fsl_setup_hose(struct pci_controller *hose, unsigned long addr); |
715d8f76 | 46 | int fsl_is_pci_agent(struct pci_controller *hose); |
32049b40 | 47 | void fsl_pci_config_unlock(struct pci_controller *hose); |
3a0e3c27 | 48 | void ft_fsl_pci_setup(void *blob, const char *compat, unsigned long ctrl_addr); |
63cec581 ES |
49 | |
50 | /* | |
51 | * Common PCI/PCIE Register structure for mpc85xx and mpc86xx | |
52 | */ | |
53 | ||
54 | /* | |
55 | * PCI Translation Registers | |
56 | */ | |
57 | typedef struct pci_outbound_window { | |
58 | u32 potar; /* 0x00 - Address */ | |
59 | u32 potear; /* 0x04 - Address Extended */ | |
60 | u32 powbar; /* 0x08 - Window Base Address */ | |
61 | u32 res1; | |
62 | u32 powar; /* 0x10 - Window Attributes */ | |
63 | #define POWAR_EN 0x80000000 | |
64 | #define POWAR_IO_READ 0x00080000 | |
65 | #define POWAR_MEM_READ 0x00040000 | |
66 | #define POWAR_IO_WRITE 0x00008000 | |
67 | #define POWAR_MEM_WRITE 0x00004000 | |
68 | u32 res2[3]; | |
69 | } pot_t; | |
70 | ||
71 | typedef struct pci_inbound_window { | |
72 | u32 pitar; /* 0x00 - Address */ | |
73 | u32 res1; | |
74 | u32 piwbar; /* 0x08 - Window Base Address */ | |
75 | u32 piwbear; /* 0x0c - Window Base Address Extended */ | |
76 | u32 piwar; /* 0x10 - Window Attributes */ | |
77 | #define PIWAR_EN 0x80000000 | |
78 | #define PIWAR_PF 0x20000000 | |
79 | #define PIWAR_LOCAL 0x00f00000 | |
80 | #define PIWAR_READ_SNOOP 0x00050000 | |
81 | #define PIWAR_WRITE_SNOOP 0x00005000 | |
82 | u32 res2[3]; | |
83 | } pit_t; | |
84 | ||
85 | /* PCI/PCI Express Registers */ | |
86 | typedef struct ccsr_pci { | |
87 | u32 cfg_addr; /* 0x000 - PCI Configuration Address Register */ | |
88 | u32 cfg_data; /* 0x004 - PCI Configuration Data Register */ | |
89 | u32 int_ack; /* 0x008 - PCI Interrupt Acknowledge Register */ | |
90 | u32 out_comp_to; /* 0x00C - PCI Outbound Completion Timeout Register */ | |
91 | u32 out_conf_to; /* 0x010 - PCI Configuration Timeout Register */ | |
92 | u32 config; /* 0x014 - PCIE CONFIG Register */ | |
b6ccd2c9 PK |
93 | u32 int_status; /* 0x018 - PCIE interrupt status register */ |
94 | char res2[4]; | |
63cec581 ES |
95 | u32 pme_msg_det; /* 0x020 - PCIE PME & message detect register */ |
96 | u32 pme_msg_dis; /* 0x024 - PCIE PME & message disable register */ | |
97 | u32 pme_msg_int_en; /* 0x028 - PCIE PME & message interrupt enable register */ | |
98 | u32 pm_command; /* 0x02c - PCIE PM Command register */ | |
99 | char res4[3016]; /* (- #xbf8 #x30)3016 */ | |
100 | u32 block_rev1; /* 0xbf8 - PCIE Block Revision register 1 */ | |
101 | u32 block_rev2; /* 0xbfc - PCIE Block Revision register 2 */ | |
102 | ||
103 | pot_t pot[5]; /* 0xc00 - 0xc9f Outbound ATMU's 0, 1, 2, 3, and 4 */ | |
b6ccd2c9 PK |
104 | u32 res5[24]; |
105 | pit_t pmit; /* 0xd00 - 0xd9c Inbound ATMU's MSI */ | |
106 | u32 res6[24]; | |
107 | pit_t pit[4]; /* 0xd80 - 0xdff Inbound ATMU's 3, 2, 1 and 0 */ | |
108 | ||
63cec581 ES |
109 | #define PIT3 0 |
110 | #define PIT2 1 | |
111 | #define PIT1 2 | |
112 | ||
113 | #if 0 | |
114 | u32 potar0; /* 0xc00 - PCI Outbound Transaction Address Register 0 */ | |
115 | u32 potear0; /* 0xc04 - PCI Outbound Translation Extended Address Register 0 */ | |
116 | char res5[8]; | |
117 | u32 powar0; /* 0xc10 - PCI Outbound Window Attributes Register 0 */ | |
118 | char res6[12]; | |
119 | u32 potar1; /* 0xc20 - PCI Outbound Transaction Address Register 1 */ | |
120 | u32 potear1; /* 0xc24 - PCI Outbound Translation Extended Address Register 1 */ | |
121 | u32 powbar1; /* 0xc28 - PCI Outbound Window Base Address Register 1 */ | |
122 | char res7[4]; | |
123 | u32 powar1; /* 0xc30 - PCI Outbound Window Attributes Register 1 */ | |
124 | char res8[12]; | |
125 | u32 potar2; /* 0xc40 - PCI Outbound Transaction Address Register 2 */ | |
126 | u32 potear2; /* 0xc44 - PCI Outbound Translation Extended Address Register 2 */ | |
127 | u32 powbar2; /* 0xc48 - PCI Outbound Window Base Address Register 2 */ | |
128 | char res9[4]; | |
129 | u32 powar2; /* 0xc50 - PCI Outbound Window Attributes Register 2 */ | |
130 | char res10[12]; | |
131 | u32 potar3; /* 0xc60 - PCI Outbound Transaction Address Register 3 */ | |
132 | u32 potear3; /* 0xc64 - PCI Outbound Translation Extended Address Register 3 */ | |
133 | u32 powbar3; /* 0xc68 - PCI Outbound Window Base Address Register 3 */ | |
134 | char res11[4]; | |
135 | u32 powar3; /* 0xc70 - PCI Outbound Window Attributes Register 3 */ | |
136 | char res12[12]; | |
137 | u32 potar4; /* 0xc80 - PCI Outbound Transaction Address Register 4 */ | |
138 | u32 potear4; /* 0xc84 - PCI Outbound Translation Extended Address Register 4 */ | |
139 | u32 powbar4; /* 0xc88 - PCI Outbound Window Base Address Register 4 */ | |
140 | char res13[4]; | |
141 | u32 powar4; /* 0xc90 - PCI Outbound Window Attributes Register 4 */ | |
142 | char res14[268]; | |
143 | u32 pitar3; /* 0xda0 - PCI Inbound Translation Address Register 3 */ | |
144 | char res15[4]; | |
145 | u32 piwbar3; /* 0xda8 - PCI Inbound Window Base Address Register 3 */ | |
146 | u32 piwbear3; /* 0xdac - PCI Inbound Window Base Extended Address Register 3 */ | |
147 | u32 piwar3; /* 0xdb0 - PCI Inbound Window Attributes Register 3 */ | |
148 | char res16[12]; | |
149 | u32 pitar2; /* 0xdc0 - PCI Inbound Translation Address Register 2 */ | |
150 | char res17[4]; | |
151 | u32 piwbar2; /* 0xdc8 - PCI Inbound Window Base Address Register 2 */ | |
152 | u32 piwbear2; /* 0xdcc - PCI Inbound Window Base Extended Address Register 2 */ | |
153 | u32 piwar2; /* 0xdd0 - PCI Inbound Window Attributes Register 2 */ | |
154 | char res18[12]; | |
155 | u32 pitar1; /* 0xde0 - PCI Inbound Translation Address Register 1 */ | |
156 | char res19[4]; | |
157 | u32 piwbar1; /* 0xde8 - PCI Inbound Window Base Address Register 1 */ | |
158 | char res20[4]; | |
159 | u32 piwar1; /* 0xdf0 - PCI Inbound Window Attributes Register 1 */ | |
160 | char res21[12]; | |
161 | #endif | |
162 | u32 pedr; /* 0xe00 - PCI Error Detect Register */ | |
163 | u32 pecdr; /* 0xe04 - PCI Error Capture Disable Register */ | |
164 | u32 peer; /* 0xe08 - PCI Error Interrupt Enable Register */ | |
165 | u32 peattrcr; /* 0xe0c - PCI Error Attributes Capture Register */ | |
166 | u32 peaddrcr; /* 0xe10 - PCI Error Address Capture Register */ | |
167 | /* u32 perr_disr * 0xe10 - PCIE Erorr Disable Register */ | |
168 | u32 peextaddrcr; /* 0xe14 - PCI Error Extended Address Capture Register */ | |
169 | u32 pedlcr; /* 0xe18 - PCI Error Data Low Capture Register */ | |
170 | u32 pedhcr; /* 0xe1c - PCI Error Error Data High Capture Register */ | |
171 | u32 gas_timr; /* 0xe20 - PCI Gasket Timer Register */ | |
172 | /* u32 perr_cap_stat; * 0xe20 - PCIE Error Capture Status Register */ | |
173 | char res22[4]; | |
174 | u32 perr_cap0; /* 0xe28 - PCIE Error Capture Register 0 */ | |
175 | u32 perr_cap1; /* 0xe2c - PCIE Error Capture Register 1 */ | |
176 | u32 perr_cap2; /* 0xe30 - PCIE Error Capture Register 2 */ | |
177 | u32 perr_cap3; /* 0xe34 - PCIE Error Capture Register 3 */ | |
8ff3de61 KG |
178 | char res23[200]; |
179 | u32 pdb_stat; /* 0xf00 - PCIE Debug Status */ | |
7b4e5844 ZRR |
180 | char res24[16]; |
181 | u32 pex_csr0; /* 0xf14 - PEX Control/Status register 0*/ | |
182 | u32 pex_csr1; /* 0xf18 - PEX Control/Status register 1*/ | |
183 | char res25[228]; | |
63cec581 | 184 | } ccsr_fsl_pci_t; |
b6ccd2c9 PK |
185 | #define PCIE_CONFIG_PC 0x00020000 |
186 | #define PCIE_CONFIG_OB_CK 0x00002000 | |
187 | #define PCIE_CONFIG_SAC 0x00000010 | |
188 | #define PCIE_CONFIG_SP 0x80000002 | |
189 | #define PCIE_CONFIG_SCC 0x80000001 | |
63cec581 | 190 | |
0d3d68b2 | 191 | struct fsl_pci_info { |
752bc335 TT |
192 | unsigned long regs; |
193 | pci_addr_t mem_bus; | |
194 | phys_size_t mem_phys; | |
195 | pci_size_t mem_size; | |
196 | pci_addr_t io_bus; | |
197 | phys_size_t io_phys; | |
198 | pci_size_t io_size; | |
199 | enum law_trgt_if law; | |
200 | int pci_num; | |
0d3d68b2 PA |
201 | }; |
202 | ||
213ac73e | 203 | void fsl_pci_init(struct pci_controller *hose, struct fsl_pci_info *pci_info); |
0d3d68b2 | 204 | int fsl_pci_init_port(struct fsl_pci_info *pci_info, |
01471d53 | 205 | struct pci_controller *hose, int busno); |
a4aafcc9 KG |
206 | int fsl_pcie_init_ctrl(int busno, u32 devdisr, enum srds_prtcl dev, |
207 | struct fsl_pci_info *pci_info); | |
208 | int fsl_pcie_init_board(int busno); | |
0d3d68b2 | 209 | |
a8b3e90f PG |
210 | #define SET_STD_PCI_INFO(x, num) \ |
211 | { \ | |
212 | x.regs = CONFIG_SYS_PCI##num##_ADDR; \ | |
213 | x.mem_bus = CONFIG_SYS_PCI##num##_MEM_BUS; \ | |
214 | x.mem_phys = CONFIG_SYS_PCI##num##_MEM_PHYS; \ | |
215 | x.mem_size = CONFIG_SYS_PCI##num##_MEM_SIZE; \ | |
216 | x.io_bus = CONFIG_SYS_PCI##num##_IO_BUS; \ | |
217 | x.io_phys = CONFIG_SYS_PCI##num##_IO_PHYS; \ | |
218 | x.io_size = CONFIG_SYS_PCI##num##_IO_SIZE; \ | |
752bc335 | 219 | x.law = LAW_TRGT_IF_PCI_##num; \ |
a8b3e90f PG |
220 | x.pci_num = num; \ |
221 | } | |
222 | ||
0d3d68b2 PA |
223 | #define SET_STD_PCIE_INFO(x, num) \ |
224 | { \ | |
225 | x.regs = CONFIG_SYS_PCIE##num##_ADDR; \ | |
226 | x.mem_bus = CONFIG_SYS_PCIE##num##_MEM_BUS; \ | |
227 | x.mem_phys = CONFIG_SYS_PCIE##num##_MEM_PHYS; \ | |
228 | x.mem_size = CONFIG_SYS_PCIE##num##_MEM_SIZE; \ | |
229 | x.io_bus = CONFIG_SYS_PCIE##num##_IO_BUS; \ | |
230 | x.io_phys = CONFIG_SYS_PCIE##num##_IO_PHYS; \ | |
231 | x.io_size = CONFIG_SYS_PCIE##num##_IO_SIZE; \ | |
752bc335 | 232 | x.law = LAW_TRGT_IF_PCIE_##num; \ |
0d3d68b2 PA |
233 | x.pci_num = num; \ |
234 | } | |
235 | ||
6525d51f | 236 | #define __FT_FSL_PCI_SETUP(blob, compat, num) \ |
3a0e3c27 | 237 | ft_fsl_pci_setup(blob, compat, CONFIG_SYS_PCI##num##_ADDR) |
6525d51f KG |
238 | |
239 | #define __FT_FSL_PCIE_SETUP(blob, compat, num) \ | |
3a0e3c27 | 240 | ft_fsl_pci_setup(blob, compat, CONFIG_SYS_PCIE##num##_ADDR) |
6525d51f | 241 | |
6525d51f | 242 | #define FT_FSL_PCI1_SETUP __FT_FSL_PCI_SETUP(blob, FSL_PCI_COMPAT, 1) |
6525d51f | 243 | #define FT_FSL_PCI2_SETUP __FT_FSL_PCI_SETUP(blob, FSL_PCI_COMPAT, 2) |
6525d51f | 244 | |
6525d51f | 245 | #define FT_FSL_PCIE1_SETUP __FT_FSL_PCIE_SETUP(blob, FSL_PCIE_COMPAT, 1) |
6525d51f | 246 | #define FT_FSL_PCIE2_SETUP __FT_FSL_PCIE_SETUP(blob, FSL_PCIE_COMPAT, 2) |
6525d51f | 247 | #define FT_FSL_PCIE3_SETUP __FT_FSL_PCIE_SETUP(blob, FSL_PCIE_COMPAT, 3) |
6525d51f | 248 | #define FT_FSL_PCIE4_SETUP __FT_FSL_PCIE_SETUP(blob, FSL_PCIE_COMPAT, 4) |
6525d51f | 249 | |
ae425c1e MM |
250 | #if !defined(CONFIG_PCI) |
251 | #define FT_FSL_PCI_SETUP | |
252 | #elif defined(CONFIG_FSL_CORENET) | |
8f29084a | 253 | #define FSL_PCIE_COMPAT CONFIG_SYS_FSL_PCIE_COMPAT |
6525d51f KG |
254 | #define FT_FSL_PCI_SETUP \ |
255 | FT_FSL_PCIE1_SETUP; \ | |
256 | FT_FSL_PCIE2_SETUP; \ | |
257 | FT_FSL_PCIE3_SETUP; \ | |
258 | FT_FSL_PCIE4_SETUP; | |
a4aafcc9 | 259 | #define FT_FSL_PCIE_SETUP FT_FSL_PCI_SETUP |
6525d51f KG |
260 | #elif defined(CONFIG_MPC85xx) |
261 | #define FSL_PCI_COMPAT "fsl,mpc8540-pci" | |
8f29084a KG |
262 | #ifdef CONFIG_SYS_FSL_PCIE_COMPAT |
263 | #define FSL_PCIE_COMPAT CONFIG_SYS_FSL_PCIE_COMPAT | |
264 | #else | |
6525d51f | 265 | #define FSL_PCIE_COMPAT "fsl,mpc8548-pcie" |
8f29084a | 266 | #endif |
6525d51f KG |
267 | #define FT_FSL_PCI_SETUP \ |
268 | FT_FSL_PCI1_SETUP; \ | |
269 | FT_FSL_PCI2_SETUP; \ | |
270 | FT_FSL_PCIE1_SETUP; \ | |
271 | FT_FSL_PCIE2_SETUP; \ | |
272 | FT_FSL_PCIE3_SETUP; | |
a4aafcc9 KG |
273 | #define FT_FSL_PCIE_SETUP \ |
274 | FT_FSL_PCIE1_SETUP; \ | |
275 | FT_FSL_PCIE2_SETUP; \ | |
276 | FT_FSL_PCIE3_SETUP; | |
6525d51f KG |
277 | #elif defined(CONFIG_MPC86xx) |
278 | #define FSL_PCI_COMPAT "fsl,mpc8610-pci" | |
279 | #define FSL_PCIE_COMPAT "fsl,mpc8641-pcie" | |
280 | #define FT_FSL_PCI_SETUP \ | |
281 | FT_FSL_PCI1_SETUP; \ | |
282 | FT_FSL_PCIE1_SETUP; \ | |
283 | FT_FSL_PCIE2_SETUP; | |
284 | #else | |
285 | #error FT_FSL_PCI_SETUP not defined | |
286 | #endif | |
287 | ||
288 | ||
32049b40 | 289 | #endif |