1 /* 2 * Copyright 2007,2009-2010 Freescale Semiconductor, Inc. 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License as 6 * published by the Free Software Foundation; either version 2 of 7 * the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write to the Free Software 16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 17 * MA 02111-1307 USA 18 * 19 */ 20 21 #ifndef __FSL_PCI_H_ 22 #define __FSL_PCI_H_ 23 24 #include <asm/fsl_law.h> 25 26 int is_fsl_pci_cfg(enum law_trgt_if trgt, u32 io_sel); 27 28 int fsl_setup_hose(struct pci_controller *hose, unsigned long addr); 29 int fsl_is_pci_agent(struct pci_controller *hose); 30 void fsl_pci_init(struct pci_controller *hose, u32 cfg_addr, u32 cfg_data); 31 void fsl_pci_config_unlock(struct pci_controller *hose); 32 void ft_fsl_pci_setup(void *blob, const char *pci_compat, 33 struct pci_controller *hose, unsigned long ctrl_addr); 34 35 /* 36 * Common PCI/PCIE Register structure for mpc85xx and mpc86xx 37 */ 38 39 /* 40 * PCI Translation Registers 41 */ 42 typedef struct pci_outbound_window { 43 u32 potar; /* 0x00 - Address */ 44 u32 potear; /* 0x04 - Address Extended */ 45 u32 powbar; /* 0x08 - Window Base Address */ 46 u32 res1; 47 u32 powar; /* 0x10 - Window Attributes */ 48 #define POWAR_EN 0x80000000 49 #define POWAR_IO_READ 0x00080000 50 #define POWAR_MEM_READ 0x00040000 51 #define POWAR_IO_WRITE 0x00008000 52 #define POWAR_MEM_WRITE 0x00004000 53 u32 res2[3]; 54 } pot_t; 55 56 typedef struct pci_inbound_window { 57 u32 pitar; /* 0x00 - Address */ 58 u32 res1; 59 u32 piwbar; /* 0x08 - Window Base Address */ 60 u32 piwbear; /* 0x0c - Window Base Address Extended */ 61 u32 piwar; /* 0x10 - Window Attributes */ 62 #define PIWAR_EN 0x80000000 63 #define PIWAR_PF 0x20000000 64 #define PIWAR_LOCAL 0x00f00000 65 #define PIWAR_READ_SNOOP 0x00050000 66 #define PIWAR_WRITE_SNOOP 0x00005000 67 u32 res2[3]; 68 } pit_t; 69 70 /* PCI/PCI Express Registers */ 71 typedef struct ccsr_pci { 72 u32 cfg_addr; /* 0x000 - PCI Configuration Address Register */ 73 u32 cfg_data; /* 0x004 - PCI Configuration Data Register */ 74 u32 int_ack; /* 0x008 - PCI Interrupt Acknowledge Register */ 75 u32 out_comp_to; /* 0x00C - PCI Outbound Completion Timeout Register */ 76 u32 out_conf_to; /* 0x010 - PCI Configuration Timeout Register */ 77 u32 config; /* 0x014 - PCIE CONFIG Register */ 78 char res2[8]; 79 u32 pme_msg_det; /* 0x020 - PCIE PME & message detect register */ 80 u32 pme_msg_dis; /* 0x024 - PCIE PME & message disable register */ 81 u32 pme_msg_int_en; /* 0x028 - PCIE PME & message interrupt enable register */ 82 u32 pm_command; /* 0x02c - PCIE PM Command register */ 83 char res4[3016]; /* (- #xbf8 #x30)3016 */ 84 u32 block_rev1; /* 0xbf8 - PCIE Block Revision register 1 */ 85 u32 block_rev2; /* 0xbfc - PCIE Block Revision register 2 */ 86 87 pot_t pot[5]; /* 0xc00 - 0xc9f Outbound ATMU's 0, 1, 2, 3, and 4 */ 88 u32 res5[64]; 89 pit_t pit[3]; /* 0xda0 - 0xdff Inbound ATMU's 3, 2, and 1 */ 90 #define PIT3 0 91 #define PIT2 1 92 #define PIT1 2 93 94 #if 0 95 u32 potar0; /* 0xc00 - PCI Outbound Transaction Address Register 0 */ 96 u32 potear0; /* 0xc04 - PCI Outbound Translation Extended Address Register 0 */ 97 char res5[8]; 98 u32 powar0; /* 0xc10 - PCI Outbound Window Attributes Register 0 */ 99 char res6[12]; 100 u32 potar1; /* 0xc20 - PCI Outbound Transaction Address Register 1 */ 101 u32 potear1; /* 0xc24 - PCI Outbound Translation Extended Address Register 1 */ 102 u32 powbar1; /* 0xc28 - PCI Outbound Window Base Address Register 1 */ 103 char res7[4]; 104 u32 powar1; /* 0xc30 - PCI Outbound Window Attributes Register 1 */ 105 char res8[12]; 106 u32 potar2; /* 0xc40 - PCI Outbound Transaction Address Register 2 */ 107 u32 potear2; /* 0xc44 - PCI Outbound Translation Extended Address Register 2 */ 108 u32 powbar2; /* 0xc48 - PCI Outbound Window Base Address Register 2 */ 109 char res9[4]; 110 u32 powar2; /* 0xc50 - PCI Outbound Window Attributes Register 2 */ 111 char res10[12]; 112 u32 potar3; /* 0xc60 - PCI Outbound Transaction Address Register 3 */ 113 u32 potear3; /* 0xc64 - PCI Outbound Translation Extended Address Register 3 */ 114 u32 powbar3; /* 0xc68 - PCI Outbound Window Base Address Register 3 */ 115 char res11[4]; 116 u32 powar3; /* 0xc70 - PCI Outbound Window Attributes Register 3 */ 117 char res12[12]; 118 u32 potar4; /* 0xc80 - PCI Outbound Transaction Address Register 4 */ 119 u32 potear4; /* 0xc84 - PCI Outbound Translation Extended Address Register 4 */ 120 u32 powbar4; /* 0xc88 - PCI Outbound Window Base Address Register 4 */ 121 char res13[4]; 122 u32 powar4; /* 0xc90 - PCI Outbound Window Attributes Register 4 */ 123 char res14[268]; 124 u32 pitar3; /* 0xda0 - PCI Inbound Translation Address Register 3 */ 125 char res15[4]; 126 u32 piwbar3; /* 0xda8 - PCI Inbound Window Base Address Register 3 */ 127 u32 piwbear3; /* 0xdac - PCI Inbound Window Base Extended Address Register 3 */ 128 u32 piwar3; /* 0xdb0 - PCI Inbound Window Attributes Register 3 */ 129 char res16[12]; 130 u32 pitar2; /* 0xdc0 - PCI Inbound Translation Address Register 2 */ 131 char res17[4]; 132 u32 piwbar2; /* 0xdc8 - PCI Inbound Window Base Address Register 2 */ 133 u32 piwbear2; /* 0xdcc - PCI Inbound Window Base Extended Address Register 2 */ 134 u32 piwar2; /* 0xdd0 - PCI Inbound Window Attributes Register 2 */ 135 char res18[12]; 136 u32 pitar1; /* 0xde0 - PCI Inbound Translation Address Register 1 */ 137 char res19[4]; 138 u32 piwbar1; /* 0xde8 - PCI Inbound Window Base Address Register 1 */ 139 char res20[4]; 140 u32 piwar1; /* 0xdf0 - PCI Inbound Window Attributes Register 1 */ 141 char res21[12]; 142 #endif 143 u32 pedr; /* 0xe00 - PCI Error Detect Register */ 144 u32 pecdr; /* 0xe04 - PCI Error Capture Disable Register */ 145 u32 peer; /* 0xe08 - PCI Error Interrupt Enable Register */ 146 u32 peattrcr; /* 0xe0c - PCI Error Attributes Capture Register */ 147 u32 peaddrcr; /* 0xe10 - PCI Error Address Capture Register */ 148 /* u32 perr_disr * 0xe10 - PCIE Erorr Disable Register */ 149 u32 peextaddrcr; /* 0xe14 - PCI Error Extended Address Capture Register */ 150 u32 pedlcr; /* 0xe18 - PCI Error Data Low Capture Register */ 151 u32 pedhcr; /* 0xe1c - PCI Error Error Data High Capture Register */ 152 u32 gas_timr; /* 0xe20 - PCI Gasket Timer Register */ 153 /* u32 perr_cap_stat; * 0xe20 - PCIE Error Capture Status Register */ 154 char res22[4]; 155 u32 perr_cap0; /* 0xe28 - PCIE Error Capture Register 0 */ 156 u32 perr_cap1; /* 0xe2c - PCIE Error Capture Register 1 */ 157 u32 perr_cap2; /* 0xe30 - PCIE Error Capture Register 2 */ 158 u32 perr_cap3; /* 0xe34 - PCIE Error Capture Register 3 */ 159 char res23[200]; 160 u32 pdb_stat; /* 0xf00 - PCIE Debug Status */ 161 char res24[252]; 162 } ccsr_fsl_pci_t; 163 164 struct fsl_pci_info { 165 unsigned long regs; 166 pci_addr_t mem_bus; 167 phys_size_t mem_phys; 168 pci_size_t mem_size; 169 pci_addr_t io_bus; 170 phys_size_t io_phys; 171 pci_size_t io_size; 172 enum law_trgt_if law; 173 int pci_num; 174 }; 175 176 int fsl_pci_init_port(struct fsl_pci_info *pci_info, 177 struct pci_controller *hose, int busno); 178 179 #define SET_STD_PCI_INFO(x, num) \ 180 { \ 181 x.regs = CONFIG_SYS_PCI##num##_ADDR; \ 182 x.mem_bus = CONFIG_SYS_PCI##num##_MEM_BUS; \ 183 x.mem_phys = CONFIG_SYS_PCI##num##_MEM_PHYS; \ 184 x.mem_size = CONFIG_SYS_PCI##num##_MEM_SIZE; \ 185 x.io_bus = CONFIG_SYS_PCI##num##_IO_BUS; \ 186 x.io_phys = CONFIG_SYS_PCI##num##_IO_PHYS; \ 187 x.io_size = CONFIG_SYS_PCI##num##_IO_SIZE; \ 188 x.law = LAW_TRGT_IF_PCI_##num; \ 189 x.pci_num = num; \ 190 } 191 192 #define SET_STD_PCIE_INFO(x, num) \ 193 { \ 194 x.regs = CONFIG_SYS_PCIE##num##_ADDR; \ 195 x.mem_bus = CONFIG_SYS_PCIE##num##_MEM_BUS; \ 196 x.mem_phys = CONFIG_SYS_PCIE##num##_MEM_PHYS; \ 197 x.mem_size = CONFIG_SYS_PCIE##num##_MEM_SIZE; \ 198 x.io_bus = CONFIG_SYS_PCIE##num##_IO_BUS; \ 199 x.io_phys = CONFIG_SYS_PCIE##num##_IO_PHYS; \ 200 x.io_size = CONFIG_SYS_PCIE##num##_IO_SIZE; \ 201 x.law = LAW_TRGT_IF_PCIE_##num; \ 202 x.pci_num = num; \ 203 } 204 205 #define __FT_FSL_PCI_SETUP(blob, compat, num) \ 206 ft_fsl_pci_setup(blob, compat, &pci##num##_hose, \ 207 CONFIG_SYS_PCI##num##_ADDR) 208 209 #define __FT_FSL_PCI_DEL(blob, compat, num) \ 210 ft_fsl_pci_setup(blob, compat, NULL, CONFIG_SYS_PCI##num##_ADDR) 211 212 #define __FT_FSL_PCIE_SETUP(blob, compat, num) \ 213 ft_fsl_pci_setup(blob, compat, &pcie##num##_hose, \ 214 CONFIG_SYS_PCIE##num##_ADDR) 215 216 #define __FT_FSL_PCIE_DEL(blob, compat, num) \ 217 ft_fsl_pci_setup(blob, compat, NULL, CONFIG_SYS_PCIE##num##_ADDR) 218 219 #ifdef CONFIG_PCI1 220 #define FT_FSL_PCI1_SETUP __FT_FSL_PCI_SETUP(blob, FSL_PCI_COMPAT, 1) 221 #else 222 #define FT_FSL_PCI1_SETUP __FT_FSL_PCI_DEL(blob, FSL_PCI_COMPAT, 1) 223 #endif 224 225 #ifdef CONFIG_PCI2 226 #define FT_FSL_PCI2_SETUP __FT_FSL_PCI_SETUP(blob, FSL_PCI_COMPAT, 2) 227 #else 228 #define FT_FSL_PCI2_SETUP __FT_FSL_PCI_DEL(blob, FSL_PCI_COMPAT, 2) 229 #endif 230 231 #ifdef CONFIG_PCIE1 232 #define FT_FSL_PCIE1_SETUP __FT_FSL_PCIE_SETUP(blob, FSL_PCIE_COMPAT, 1) 233 #else 234 #define FT_FSL_PCIE1_SETUP __FT_FSL_PCIE_DEL(blob, FSL_PCIE_COMPAT, 1) 235 #endif 236 237 #ifdef CONFIG_PCIE2 238 #define FT_FSL_PCIE2_SETUP __FT_FSL_PCIE_SETUP(blob, FSL_PCIE_COMPAT, 2) 239 #else 240 #define FT_FSL_PCIE2_SETUP __FT_FSL_PCIE_DEL(blob, FSL_PCIE_COMPAT, 2) 241 #endif 242 243 #ifdef CONFIG_PCIE3 244 #define FT_FSL_PCIE3_SETUP __FT_FSL_PCIE_SETUP(blob, FSL_PCIE_COMPAT, 3) 245 #else 246 #define FT_FSL_PCIE3_SETUP __FT_FSL_PCIE_DEL(blob, FSL_PCIE_COMPAT, 3) 247 #endif 248 249 #ifdef CONFIG_PCIE4 250 #define FT_FSL_PCIE4_SETUP __FT_FSL_PCIE_SETUP(blob, FSL_PCIE_COMPAT, 4) 251 #else 252 #define FT_FSL_PCIE4_SETUP __FT_FSL_PCIE_DEL(blob, FSL_PCIE_COMPAT, 4) 253 #endif 254 255 #if defined(CONFIG_FSL_CORENET) 256 #define FSL_PCIE_COMPAT "fsl,p4080-pcie" 257 #define FT_FSL_PCI_SETUP \ 258 FT_FSL_PCIE1_SETUP; \ 259 FT_FSL_PCIE2_SETUP; \ 260 FT_FSL_PCIE3_SETUP; \ 261 FT_FSL_PCIE4_SETUP; 262 #elif defined(CONFIG_MPC85xx) 263 #define FSL_PCI_COMPAT "fsl,mpc8540-pci" 264 #define FSL_PCIE_COMPAT "fsl,mpc8548-pcie" 265 #define FT_FSL_PCI_SETUP \ 266 FT_FSL_PCI1_SETUP; \ 267 FT_FSL_PCI2_SETUP; \ 268 FT_FSL_PCIE1_SETUP; \ 269 FT_FSL_PCIE2_SETUP; \ 270 FT_FSL_PCIE3_SETUP; 271 #elif defined(CONFIG_MPC86xx) 272 #define FSL_PCI_COMPAT "fsl,mpc8610-pci" 273 #define FSL_PCIE_COMPAT "fsl,mpc8641-pcie" 274 #define FT_FSL_PCI_SETUP \ 275 FT_FSL_PCI1_SETUP; \ 276 FT_FSL_PCIE1_SETUP; \ 277 FT_FSL_PCIE2_SETUP; 278 #else 279 #error FT_FSL_PCI_SETUP not defined 280 #endif 281 282 283 #endif 284