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