1 /* 2 * Copyright 2004 Freescale Semiconductor. 3 * 4 * See file CREDITS for list of people who contributed to this 5 * project. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License as 9 * published by the Free Software Foundation; either version 2 of 10 * the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 20 * MA 02111-1307 USA 21 */ 22 23 #include <common.h> 24 #include <pci.h> 25 #include <asm/processor.h> 26 #include <asm/mmu.h> 27 #include <asm/immap_85xx.h> 28 #include <asm/fsl_ddr_sdram.h> 29 #include <ioports.h> 30 #include <spd_sdram.h> 31 #include <libfdt.h> 32 #include <fdt_support.h> 33 34 #include "../common/cadmus.h" 35 #include "../common/eeprom.h" 36 #include "../common/via.h" 37 38 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) 39 extern void ddr_enable_ecc(unsigned int dram_size); 40 #endif 41 42 void local_bus_init(void); 43 void sdram_init(void); 44 45 /* 46 * I/O Port configuration table 47 * 48 * if conf is 1, then that port pin will be configured at boot time 49 * according to the five values podr/pdir/ppar/psor/pdat for that entry 50 */ 51 52 const iop_conf_t iop_conf_tab[4][32] = { 53 54 /* Port A configuration */ 55 { /* conf ppar psor pdir podr pdat */ 56 /* PA31 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxENB */ 57 /* PA30 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 TxClav */ 58 /* PA29 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxSOC */ 59 /* PA28 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 RxENB */ 60 /* PA27 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxSOC */ 61 /* PA26 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxClav */ 62 /* PA25 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[0] */ 63 /* PA24 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[1] */ 64 /* PA23 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[2] */ 65 /* PA22 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[3] */ 66 /* PA21 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[4] */ 67 /* PA20 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[5] */ 68 /* PA19 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[6] */ 69 /* PA18 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[7] */ 70 /* PA17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[7] */ 71 /* PA16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[6] */ 72 /* PA15 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[5] */ 73 /* PA14 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[4] */ 74 /* PA13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[3] */ 75 /* PA12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[2] */ 76 /* PA11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[1] */ 77 /* PA10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[0] */ 78 /* PA9 */ { 0, 1, 1, 1, 0, 0 }, /* FCC1 L1TXD */ 79 /* PA8 */ { 0, 1, 1, 0, 0, 0 }, /* FCC1 L1RXD */ 80 /* PA7 */ { 0, 0, 0, 1, 0, 0 }, /* PA7 */ 81 /* PA6 */ { 0, 1, 1, 1, 0, 0 }, /* TDM A1 L1RSYNC */ 82 /* PA5 */ { 0, 0, 0, 1, 0, 0 }, /* PA5 */ 83 /* PA4 */ { 0, 0, 0, 1, 0, 0 }, /* PA4 */ 84 /* PA3 */ { 0, 0, 0, 1, 0, 0 }, /* PA3 */ 85 /* PA2 */ { 0, 0, 0, 1, 0, 0 }, /* PA2 */ 86 /* PA1 */ { 1, 0, 0, 0, 0, 0 }, /* FREERUN */ 87 /* PA0 */ { 0, 0, 0, 1, 0, 0 } /* PA0 */ 88 }, 89 90 /* Port B configuration */ 91 { /* conf ppar psor pdir podr pdat */ 92 /* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */ 93 /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */ 94 /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */ 95 /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */ 96 /* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */ 97 /* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */ 98 /* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */ 99 /* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */ 100 /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */ 101 /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */ 102 /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */ 103 /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */ 104 /* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */ 105 /* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */ 106 /* PB17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_DIV */ 107 /* PB16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_ERR */ 108 /* PB15 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_ERR */ 109 /* PB14 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_EN */ 110 /* PB13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:COL */ 111 /* PB12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:CRS */ 112 /* PB11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ 113 /* PB10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ 114 /* PB9 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ 115 /* PB8 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ 116 /* PB7 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ 117 /* PB6 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ 118 /* PB5 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ 119 /* PB4 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ 120 /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ 121 /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ 122 /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ 123 /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */ 124 }, 125 126 /* Port C */ 127 { /* conf ppar psor pdir podr pdat */ 128 /* PC31 */ { 0, 0, 0, 1, 0, 0 }, /* PC31 */ 129 /* PC30 */ { 0, 0, 0, 1, 0, 0 }, /* PC30 */ 130 /* PC29 */ { 0, 1, 1, 0, 0, 0 }, /* SCC1 EN *CLSN */ 131 /* PC28 */ { 0, 0, 0, 1, 0, 0 }, /* PC28 */ 132 /* PC27 */ { 0, 0, 0, 1, 0, 0 }, /* UART Clock in */ 133 /* PC26 */ { 0, 0, 0, 1, 0, 0 }, /* PC26 */ 134 /* PC25 */ { 0, 0, 0, 1, 0, 0 }, /* PC25 */ 135 /* PC24 */ { 0, 0, 0, 1, 0, 0 }, /* PC24 */ 136 /* PC23 */ { 0, 1, 0, 1, 0, 0 }, /* ATMTFCLK */ 137 /* PC22 */ { 0, 1, 0, 0, 0, 0 }, /* ATMRFCLK */ 138 /* PC21 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN RXCLK */ 139 /* PC20 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN TXCLK */ 140 /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK CLK13 */ 141 /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK14) */ 142 /* PC17 */ { 0, 0, 0, 1, 0, 0 }, /* PC17 */ 143 /* PC16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK16) */ 144 /* PC15 */ { 1, 1, 0, 0, 0, 0 }, /* PC15 */ 145 /* PC14 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN *CD */ 146 /* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* PC13 */ 147 /* PC12 */ { 0, 1, 0, 1, 0, 0 }, /* PC12 */ 148 /* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* LXT971 transmit control */ 149 /* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* FETHMDC */ 150 /* PC9 */ { 1, 0, 0, 0, 0, 0 }, /* FETHMDIO */ 151 /* PC8 */ { 0, 0, 0, 1, 0, 0 }, /* PC8 */ 152 /* PC7 */ { 0, 0, 0, 1, 0, 0 }, /* PC7 */ 153 /* PC6 */ { 0, 0, 0, 1, 0, 0 }, /* PC6 */ 154 /* PC5 */ { 0, 0, 0, 1, 0, 0 }, /* PC5 */ 155 /* PC4 */ { 0, 0, 0, 1, 0, 0 }, /* PC4 */ 156 /* PC3 */ { 0, 0, 0, 1, 0, 0 }, /* PC3 */ 157 /* PC2 */ { 0, 0, 0, 1, 0, 1 }, /* ENET FDE */ 158 /* PC1 */ { 0, 0, 0, 1, 0, 0 }, /* ENET DSQE */ 159 /* PC0 */ { 0, 0, 0, 1, 0, 0 }, /* ENET LBK */ 160 }, 161 162 /* Port D */ 163 { /* conf ppar psor pdir podr pdat */ 164 /* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN RxD */ 165 /* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 EN TxD */ 166 /* PD29 */ { 1, 1, 0, 1, 0, 0 }, /* SCC1 EN TENA */ 167 /* PD28 */ { 0, 1, 0, 0, 0, 0 }, /* PD28 */ 168 /* PD27 */ { 0, 1, 1, 1, 0, 0 }, /* PD27 */ 169 /* PD26 */ { 0, 0, 0, 1, 0, 0 }, /* PD26 */ 170 /* PD25 */ { 0, 0, 0, 1, 0, 0 }, /* PD25 */ 171 /* PD24 */ { 0, 0, 0, 1, 0, 0 }, /* PD24 */ 172 /* PD23 */ { 0, 0, 0, 1, 0, 0 }, /* PD23 */ 173 /* PD22 */ { 0, 0, 0, 1, 0, 0 }, /* PD22 */ 174 /* PD21 */ { 0, 0, 0, 1, 0, 0 }, /* PD21 */ 175 /* PD20 */ { 0, 0, 0, 1, 0, 0 }, /* PD20 */ 176 /* PD19 */ { 0, 0, 0, 1, 0, 0 }, /* PD19 */ 177 /* PD18 */ { 0, 0, 0, 1, 0, 0 }, /* PD18 */ 178 /* PD17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */ 179 /* PD16 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */ 180 /* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */ 181 /* PD14 */ { 0, 0, 0, 1, 0, 0 }, /* LED */ 182 /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */ 183 /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */ 184 /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */ 185 /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */ 186 /* PD9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC1 TXD */ 187 /* PD8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC1 RXD */ 188 /* PD7 */ { 0, 0, 0, 1, 0, 1 }, /* PD7 */ 189 /* PD6 */ { 0, 0, 0, 1, 0, 1 }, /* PD6 */ 190 /* PD5 */ { 0, 0, 0, 1, 0, 1 }, /* PD5 */ 191 /* PD4 */ { 0, 0, 0, 1, 0, 1 }, /* PD4 */ 192 /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ 193 /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ 194 /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ 195 /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */ 196 } 197 }; 198 199 int checkboard (void) 200 { 201 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 202 203 /* PCI slot in USER bits CSR[6:7] by convention. */ 204 uint pci_slot = get_pci_slot (); 205 206 uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */ 207 uint pci1_32 = gur->pordevsr & 0x10000; /* PORDEVSR[15] */ 208 uint pci1_clk_sel = gur->porpllsr & 0x8000; /* PORPLLSR[16] */ 209 uint pci2_clk_sel = gur->porpllsr & 0x4000; /* PORPLLSR[17] */ 210 211 uint pci1_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */ 212 213 uint cpu_board_rev = get_cpu_board_revision (); 214 215 printf ("Board: CDS Version 0x%02x, PCI Slot %d\n", 216 get_board_version (), pci_slot); 217 218 printf ("CPU Board Revision %d.%d (0x%04x)\n", 219 MPC85XX_CPU_BOARD_MAJOR (cpu_board_rev), 220 MPC85XX_CPU_BOARD_MINOR (cpu_board_rev), cpu_board_rev); 221 222 printf (" PCI1: %d bit, %s MHz, %s\n", 223 (pci1_32) ? 32 : 64, 224 (pci1_speed == 33000000) ? "33" : 225 (pci1_speed == 66000000) ? "66" : "unknown", 226 pci1_clk_sel ? "sync" : "async"); 227 228 if (pci_dual) { 229 printf (" PCI2: 32 bit, 66 MHz, %s\n", 230 pci2_clk_sel ? "sync" : "async"); 231 } else { 232 printf (" PCI2: disabled\n"); 233 } 234 235 /* 236 * Initialize local bus. 237 */ 238 local_bus_init (); 239 240 return 0; 241 } 242 243 phys_size_t 244 initdram(int board_type) 245 { 246 long dram_size = 0; 247 248 puts("Initializing\n"); 249 250 #if defined(CONFIG_DDR_DLL) 251 { 252 /* 253 * Work around to stabilize DDR DLL MSYNC_IN. 254 * Errata DDR9 seems to have been fixed. 255 * This is now the workaround for Errata DDR11: 256 * Override DLL = 1, Course Adj = 1, Tap Select = 0 257 */ 258 259 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 260 261 gur->ddrdllcr = 0x81000000; 262 asm("sync;isync;msync"); 263 udelay(200); 264 } 265 #endif 266 267 dram_size = fsl_ddr_sdram(); 268 dram_size = setup_ddr_tlbs(dram_size / 0x100000); 269 dram_size *= 0x100000; 270 271 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) 272 /* 273 * Initialize and enable DDR ECC. 274 */ 275 ddr_enable_ecc(dram_size); 276 #endif 277 278 /* 279 * SDRAM Initialization 280 */ 281 sdram_init(); 282 283 puts(" DDR: "); 284 return dram_size; 285 } 286 287 /* 288 * Initialize Local Bus 289 */ 290 void 291 local_bus_init(void) 292 { 293 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 294 volatile ccsr_lbc_t *lbc = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR); 295 296 uint clkdiv; 297 uint lbc_hz; 298 sys_info_t sysinfo; 299 uint temp_lbcdll; 300 301 /* 302 * Errata LBC11. 303 * Fix Local Bus clock glitch when DLL is enabled. 304 * 305 * If localbus freq is < 66MHz, DLL bypass mode must be used. 306 * If localbus freq is > 133MHz, DLL can be safely enabled. 307 * Between 66 and 133, the DLL is enabled with an override workaround. 308 */ 309 310 get_sys_info(&sysinfo); 311 clkdiv = lbc->lcrr & LCRR_CLKDIV; 312 lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv; 313 314 if (lbc_hz < 66) { 315 lbc->lcrr |= 0x80000000; /* DLL Bypass */ 316 317 } else if (lbc_hz >= 133) { 318 lbc->lcrr &= (~0x80000000); /* DLL Enabled */ 319 320 } else { 321 lbc->lcrr &= (~0x8000000); /* DLL Enabled */ 322 udelay(200); 323 324 /* 325 * Sample LBC DLL ctrl reg, upshift it to set the 326 * override bits. 327 */ 328 temp_lbcdll = gur->lbcdllcr; 329 gur->lbcdllcr = (((temp_lbcdll & 0xff) << 16) | 0x80000000); 330 asm("sync;isync;msync"); 331 } 332 } 333 334 /* 335 * Initialize SDRAM memory on the Local Bus. 336 */ 337 void 338 sdram_init(void) 339 { 340 #if defined(CONFIG_SYS_OR2_PRELIM) && defined(CONFIG_SYS_BR2_PRELIM) 341 342 uint idx; 343 volatile ccsr_lbc_t *lbc = (void *)(CONFIG_SYS_MPC85xx_LBC_ADDR); 344 uint *sdram_addr = (uint *)CONFIG_SYS_LBC_SDRAM_BASE; 345 uint cpu_board_rev; 346 uint lsdmr_common; 347 348 puts(" SDRAM: "); 349 350 print_size (CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024, "\n"); 351 352 /* 353 * Setup SDRAM Base and Option Registers 354 */ 355 lbc->or2 = CONFIG_SYS_OR2_PRELIM; 356 asm("msync"); 357 358 lbc->br2 = CONFIG_SYS_BR2_PRELIM; 359 asm("msync"); 360 361 lbc->lbcr = CONFIG_SYS_LBC_LBCR; 362 asm("msync"); 363 364 lbc->lsrt = CONFIG_SYS_LBC_LSRT; 365 lbc->mrtpr = CONFIG_SYS_LBC_MRTPR; 366 asm("msync"); 367 368 /* 369 * Determine which address lines to use baed on CPU board rev. 370 */ 371 cpu_board_rev = get_cpu_board_revision(); 372 lsdmr_common = CONFIG_SYS_LBC_LSDMR_COMMON; 373 if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_0) { 374 lsdmr_common |= CONFIG_SYS_LBC_LSDMR_BSMA1617; 375 } else if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_1) { 376 lsdmr_common |= CONFIG_SYS_LBC_LSDMR_BSMA1516; 377 } else { 378 /* 379 * Assume something unable to identify itself is 380 * really old, and likely has lines 16/17 mapped. 381 */ 382 lsdmr_common |= CONFIG_SYS_LBC_LSDMR_BSMA1617; 383 } 384 385 /* 386 * Issue PRECHARGE ALL command. 387 */ 388 lbc->lsdmr = lsdmr_common | CONFIG_SYS_LBC_LSDMR_OP_PCHALL; 389 asm("sync;msync"); 390 *sdram_addr = 0xff; 391 ppcDcbf((unsigned long) sdram_addr); 392 udelay(100); 393 394 /* 395 * Issue 8 AUTO REFRESH commands. 396 */ 397 for (idx = 0; idx < 8; idx++) { 398 lbc->lsdmr = lsdmr_common | CONFIG_SYS_LBC_LSDMR_OP_ARFRSH; 399 asm("sync;msync"); 400 *sdram_addr = 0xff; 401 ppcDcbf((unsigned long) sdram_addr); 402 udelay(100); 403 } 404 405 /* 406 * Issue 8 MODE-set command. 407 */ 408 lbc->lsdmr = lsdmr_common | CONFIG_SYS_LBC_LSDMR_OP_MRW; 409 asm("sync;msync"); 410 *sdram_addr = 0xff; 411 ppcDcbf((unsigned long) sdram_addr); 412 udelay(100); 413 414 /* 415 * Issue NORMAL OP command. 416 */ 417 lbc->lsdmr = lsdmr_common | CONFIG_SYS_LBC_LSDMR_OP_NORMAL; 418 asm("sync;msync"); 419 *sdram_addr = 0xff; 420 ppcDcbf((unsigned long) sdram_addr); 421 udelay(200); /* Overkill. Must wait > 200 bus cycles */ 422 423 #endif /* enable SDRAM init */ 424 } 425 426 #ifdef CONFIG_PCI 427 /* For some reason the Tundra PCI bridge shows up on itself as a 428 * different device. Work around that by refusing to configure it 429 */ 430 void dummy_func(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab) { } 431 432 static struct pci_config_table pci_mpc85xxcds_config_table[] = { 433 {0x10e3, 0x0513, PCI_ANY_ID, 1, 3, PCI_ANY_ID, dummy_func, {0,0,0}}, 434 {0x1106, 0x0686, PCI_ANY_ID, 1, VIA_ID, 0, mpc85xx_config_via, {0,0,0}}, 435 {0x1106, 0x0571, PCI_ANY_ID, 1, VIA_ID, 1, 436 mpc85xx_config_via_usbide, {0,0,0}}, 437 {0x1105, 0x3038, PCI_ANY_ID, 1, VIA_ID, 2, 438 mpc85xx_config_via_usb, {0,0,0}}, 439 {0x1106, 0x3038, PCI_ANY_ID, 1, VIA_ID, 3, 440 mpc85xx_config_via_usb2, {0,0,0}}, 441 {0x1106, 0x3058, PCI_ANY_ID, 1, VIA_ID, 5, 442 mpc85xx_config_via_power, {0,0,0}}, 443 {0x1106, 0x3068, PCI_ANY_ID, 1, VIA_ID, 6, 444 mpc85xx_config_via_ac97, {0,0,0}}, 445 {}, 446 }; 447 448 449 static struct pci_controller hose[] = { 450 { 451 config_table: pci_mpc85xxcds_config_table, 452 }, 453 #ifdef CONFIG_MPC85XX_PCI2 454 {}, 455 #endif 456 }; 457 458 #endif 459 460 void 461 pci_init_board(void) 462 { 463 #ifdef CONFIG_PCI 464 pci_mpc85xx_init(hose); 465 #endif 466 } 467 468 #if defined(CONFIG_OF_BOARD_SETUP) 469 void 470 ft_pci_setup(void *blob, bd_t *bd) 471 { 472 int node, tmp[2]; 473 const char *path; 474 475 node = fdt_path_offset(blob, "/aliases"); 476 tmp[0] = 0; 477 if (node >= 0) { 478 #ifdef CONFIG_PCI1 479 path = fdt_getprop(blob, node, "pci0", NULL); 480 if (path) { 481 tmp[1] = hose[0].last_busno - hose[0].first_busno; 482 do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1); 483 } 484 #endif 485 #ifdef CONFIG_MPC85XX_PCI2 486 path = fdt_getprop(blob, node, "pci1", NULL); 487 if (path) { 488 tmp[1] = hose[1].last_busno - hose[1].first_busno; 489 do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1); 490 } 491 #endif 492 } 493 } 494 #endif 495