1 /* 2 * Copyright 2010-2011 Freescale Semiconductor, Inc. 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 <command.h> 25 #include <hwconfig.h> 26 #include <pci.h> 27 #include <i2c.h> 28 #include <asm/processor.h> 29 #include <asm/mmu.h> 30 #include <asm/cache.h> 31 #include <asm/immap_85xx.h> 32 #include <asm/fsl_pci.h> 33 #include <asm/fsl_ddr_sdram.h> 34 #include <asm/io.h> 35 #include <asm/fsl_law.h> 36 #include <asm/fsl_lbc.h> 37 #include <asm/mp.h> 38 #include <miiphy.h> 39 #include <libfdt.h> 40 #include <fdt_support.h> 41 #include <fsl_mdio.h> 42 #include <tsec.h> 43 #include <vsc7385.h> 44 #include <ioports.h> 45 #include <asm/fsl_serdes.h> 46 #include <netdev.h> 47 48 #ifdef CONFIG_QE 49 50 #define GPIO_GETH_SW_PORT 1 51 #define GPIO_GETH_SW_PIN 29 52 #define GPIO_GETH_SW_DATA (1 << (31 - GPIO_GETH_SW_PIN)) 53 54 #define GPIO_SLIC_PORT 1 55 #define GPIO_SLIC_PIN 30 56 #define GPIO_SLIC_DATA (1 << (31 - GPIO_SLIC_PIN)) 57 58 59 #if defined(CONFIG_P1025RDB) || defined(CONFIG_P1021RDB) 60 #define PCA_IOPORT_I2C_ADDR 0x23 61 #define PCA_IOPORT_OUTPUT_CMD 0x2 62 #define PCA_IOPORT_CFG_CMD 0x6 63 #define PCA_IOPORT_QE_PIN_ENABLE 0xf8 64 #define PCA_IOPORT_QE_TDM_ENABLE 0xf6 65 #endif 66 67 const qe_iop_conf_t qe_iop_conf_tab[] = { 68 /* GPIO */ 69 {1, 1, 2, 0, 0}, /* GPIO7/PB1 - LOAD_DEFAULT_N */ 70 #if 0 71 {1, 8, 1, 1, 0}, /* GPIO10/PB8 - DDR_RST */ 72 #endif 73 {0, 15, 1, 0, 0}, /* GPIO11/A15 - WDI */ 74 {GPIO_GETH_SW_PORT, GPIO_GETH_SW_PIN, 1, 0, 0}, /* RST_GETH_SW_N */ 75 {GPIO_SLIC_PORT, GPIO_SLIC_PIN, 1, 0, 0}, /* RST_SLIC_N */ 76 77 #ifdef CONFIG_P1025RDB 78 /* QE_MUX_MDC */ 79 {1, 19, 1, 0, 1}, /* QE_MUX_MDC */ 80 81 /* QE_MUX_MDIO */ 82 {1, 20, 3, 0, 1}, /* QE_MUX_MDIO */ 83 84 /* UCC_1_MII */ 85 {0, 23, 2, 0, 2}, /* CLK12 */ 86 {0, 24, 2, 0, 1}, /* CLK9 */ 87 {0, 7, 1, 0, 2}, /* ENET1_TXD0_SER1_TXD0 */ 88 {0, 9, 1, 0, 2}, /* ENET1_TXD1_SER1_TXD1 */ 89 {0, 11, 1, 0, 2}, /* ENET1_TXD2_SER1_TXD2 */ 90 {0, 12, 1, 0, 2}, /* ENET1_TXD3_SER1_TXD3 */ 91 {0, 6, 2, 0, 2}, /* ENET1_RXD0_SER1_RXD0 */ 92 {0, 10, 2, 0, 2}, /* ENET1_RXD1_SER1_RXD1 */ 93 {0, 14, 2, 0, 2}, /* ENET1_RXD2_SER1_RXD2 */ 94 {0, 15, 2, 0, 2}, /* ENET1_RXD3_SER1_RXD3 */ 95 {0, 5, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */ 96 {0, 13, 1, 0, 2}, /* ENET1_TX_ER */ 97 {0, 4, 2, 0, 2}, /* ENET1_RX_DV_SER1_CTS_B */ 98 {0, 8, 2, 0, 2}, /* ENET1_RX_ER_SER1_CD_B */ 99 {0, 17, 2, 0, 2}, /* ENET1_CRS */ 100 {0, 16, 2, 0, 2}, /* ENET1_COL */ 101 102 /* UCC_5_RMII */ 103 {1, 11, 2, 0, 1}, /* CLK13 */ 104 {1, 7, 1, 0, 2}, /* ENET5_TXD0_SER5_TXD0 */ 105 {1, 10, 1, 0, 2}, /* ENET5_TXD1_SER5_TXD1 */ 106 {1, 6, 2, 0, 2}, /* ENET5_RXD0_SER5_RXD0 */ 107 {1, 9, 2, 0, 2}, /* ENET5_RXD1_SER5_RXD1 */ 108 {1, 5, 1, 0, 2}, /* ENET5_TX_EN_SER5_RTS_B */ 109 {1, 4, 2, 0, 2}, /* ENET5_RX_DV_SER5_CTS_B */ 110 {1, 8, 2, 0, 2}, /* ENET5_RX_ER_SER5_CD_B */ 111 #endif 112 113 {0, 0, 0, 0, QE_IOP_TAB_END} /* END of table */ 114 }; 115 #endif 116 117 struct cpld_data { 118 u8 cpld_rev_major; 119 u8 pcba_rev; 120 u8 wd_cfg; 121 u8 rst_bps_sw; 122 u8 load_default_n; 123 u8 rst_bps_wd; 124 u8 bypass_enable; 125 u8 bps_led; 126 u8 status_led; /* offset: 0x8 */ 127 u8 fxo_led; /* offset: 0x9 */ 128 u8 fxs_led; /* offset: 0xa */ 129 u8 rev4[2]; 130 u8 system_rst; /* offset: 0xd */ 131 u8 bps_out; 132 u8 rev5[3]; 133 u8 cpld_rev_minor; 134 }; 135 136 #define CPLD_WD_CFG 0x03 137 #define CPLD_RST_BSW 0x00 138 #define CPLD_RST_BWD 0x00 139 #define CPLD_BYPASS_EN 0x03 140 #define CPLD_STATUS_LED 0x01 141 #define CPLD_FXO_LED 0x01 142 #define CPLD_FXS_LED 0x0F 143 #define CPLD_SYS_RST 0x00 144 145 void board_cpld_init(void) 146 { 147 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE); 148 149 out_8(&cpld_data->wd_cfg, CPLD_WD_CFG); 150 out_8(&cpld_data->status_led, CPLD_STATUS_LED); 151 out_8(&cpld_data->fxo_led, CPLD_FXO_LED); 152 out_8(&cpld_data->fxs_led, CPLD_FXS_LED); 153 out_8(&cpld_data->system_rst, CPLD_SYS_RST); 154 } 155 156 void board_gpio_init(void) 157 { 158 #ifdef CONFIG_QE 159 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 160 par_io_t *par_io = (par_io_t *) &(gur->qe_par_io); 161 162 /* Enable VSC7385 switch */ 163 setbits_be32(&par_io[GPIO_GETH_SW_PORT].cpdat, GPIO_GETH_SW_DATA); 164 165 /* Enable SLIC */ 166 setbits_be32(&par_io[GPIO_SLIC_PORT].cpdat, GPIO_SLIC_DATA); 167 #else 168 169 ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR); 170 171 /* 172 * GPIO10 DDR Reset, open drain 173 * GPIO7 LOAD_DEFAULT_N Input 174 * GPIO11 WDI (watchdog input) 175 * GPIO12 Ethernet Switch Reset 176 * GPIO13 SLIC Reset 177 */ 178 179 setbits_be32(&pgpio->gpdir, 0x02130000); 180 #ifndef CONFIG_SYS_RAMBOOT 181 /* init DDR3 reset signal */ 182 setbits_be32(&pgpio->gpdir, 0x00200000); 183 setbits_be32(&pgpio->gpodr, 0x00200000); 184 clrbits_be32(&pgpio->gpdat, 0x00200000); 185 udelay(1000); 186 setbits_be32(&pgpio->gpdat, 0x00200000); 187 udelay(1000); 188 clrbits_be32(&pgpio->gpdir, 0x00200000); 189 #endif 190 191 #ifdef CONFIG_VSC7385_ENET 192 /* reset VSC7385 Switch */ 193 setbits_be32(&pgpio->gpdir, 0x00080000); 194 setbits_be32(&pgpio->gpdat, 0x00080000); 195 #endif 196 197 #ifdef CONFIG_SLIC 198 /* reset SLIC */ 199 setbits_be32(&pgpio->gpdir, 0x00040000); 200 setbits_be32(&pgpio->gpdat, 0x00040000); 201 #endif 202 #endif 203 } 204 205 int board_early_init_f(void) 206 { 207 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 208 209 setbits_be32(&gur->pmuxcr, 210 (MPC85xx_PMUXCR_SDHC_CD | MPC85xx_PMUXCR_SDHC_WP)); 211 clrbits_be32(&gur->sdhcdcr, SDHCDCR_CD_INV); 212 213 clrbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA); 214 setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_TDM_ENA); 215 216 board_gpio_init(); 217 board_cpld_init(); 218 219 return 0; 220 } 221 222 int checkboard(void) 223 { 224 struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE); 225 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 226 u8 in, out, io_config, val; 227 228 printf("Board: %s ", CONFIG_BOARDNAME); 229 230 #ifdef CONFIG_PHYS_64BIT 231 puts("(36-bit addrmap) "); 232 #endif 233 234 printf("CPLD: V%d.%d PCBA: V%d.0\n", 235 in_8(&cpld_data->cpld_rev_major) & 0x0F, 236 in_8(&cpld_data->cpld_rev_minor) & 0x0F, 237 in_8(&cpld_data->pcba_rev) & 0x0F); 238 239 /* Initialize i2c early for rom_loc and flash bank information */ 240 i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); 241 242 if (i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 0, 1, &in, 1) < 0 || 243 i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 1, 1, &out, 1) < 0 || 244 i2c_read(CONFIG_SYS_I2C_PCA9557_ADDR, 3, 1, &io_config, 1) < 0) { 245 printf("Error reading i2c boot information!\n"); 246 return 0; /* Don't want to hang() on this error */ 247 } 248 249 val = (in & io_config) | (out & (~io_config)); 250 251 puts("rom_loc: "); 252 if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_SD) { 253 puts("sd"); 254 #ifdef __SW_BOOT_SPI 255 } else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_SPI) { 256 puts("spi"); 257 #endif 258 #ifdef __SW_BOOT_NAND 259 } else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_NAND) { 260 puts("nand"); 261 #endif 262 #ifdef __SW_BOOT_PCIE 263 } else if ((val & (~__SW_BOOT_MASK)) == __SW_BOOT_PCIE) { 264 puts("pcie"); 265 #endif 266 } else { 267 if (val & 0x2) 268 puts("nor lower bank"); 269 else 270 puts("nor upper bank"); 271 } 272 puts("\n"); 273 274 if (val & 0x1) { 275 setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SD_DATA); 276 puts("SD/MMC : 8-bit Mode\n"); 277 puts("eSPI : Disabled\n"); 278 } else { 279 puts("SD/MMC : 4-bit Mode\n"); 280 puts("eSPI : Enabled\n"); 281 } 282 283 return 0; 284 } 285 286 #ifdef CONFIG_PCI 287 void pci_init_board(void) 288 { 289 fsl_pcie_init_board(0); 290 } 291 #endif 292 293 int board_early_init_r(void) 294 { 295 const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; 296 const u8 flash_esel = find_tlb_idx((void *)flashbase, 1); 297 298 /* 299 * Remap Boot flash region to caching-inhibited 300 * so that flash can be erased properly. 301 */ 302 303 /* Flush d-cache and invalidate i-cache of any FLASH data */ 304 flush_dcache(); 305 invalidate_icache(); 306 307 /* invalidate existing TLB entry for flash */ 308 disable_tlb(flash_esel); 309 310 set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, /* tlb, epn, rpn */ 311 MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,/* perms, wimge */ 312 0, flash_esel, BOOKE_PAGESZ_64M, 1);/* ts, esel, tsize, iprot */ 313 return 0; 314 } 315 316 int board_eth_init(bd_t *bis) 317 { 318 struct fsl_pq_mdio_info mdio_info; 319 struct tsec_info_struct tsec_info[4]; 320 ccsr_gur_t *gur __attribute__((unused)) = 321 (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); 322 int num = 0; 323 #ifdef CONFIG_VSC7385_ENET 324 char *tmp; 325 unsigned int vscfw_addr; 326 #endif 327 328 #ifdef CONFIG_TSEC1 329 SET_STD_TSEC_INFO(tsec_info[num], 1); 330 num++; 331 #endif 332 #ifdef CONFIG_TSEC2 333 SET_STD_TSEC_INFO(tsec_info[num], 2); 334 if (is_serdes_configured(SGMII_TSEC2)) { 335 printf("eTSEC2 is in sgmii mode.\n"); 336 tsec_info[num].flags |= TSEC_SGMII; 337 } 338 num++; 339 #endif 340 #ifdef CONFIG_TSEC3 341 SET_STD_TSEC_INFO(tsec_info[num], 3); 342 num++; 343 #endif 344 345 if (!num) { 346 printf("No TSECs initialized\n"); 347 return 0; 348 } 349 350 #ifdef CONFIG_VSC7385_ENET 351 /* If a VSC7385 microcode image is present, then upload it. */ 352 if ((tmp = getenv("vscfw_addr")) != NULL) { 353 vscfw_addr = simple_strtoul(tmp, NULL, 16); 354 printf("uploading VSC7385 microcode from %x\n", vscfw_addr); 355 if (vsc7385_upload_firmware((void *) vscfw_addr, 356 CONFIG_VSC7385_IMAGE_SIZE)) 357 puts("Failure uploading VSC7385 microcode.\n"); 358 } else 359 puts("No address specified for VSC7385 microcode.\n"); 360 #endif 361 362 mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR; 363 mdio_info.name = DEFAULT_MII_NAME; 364 365 fsl_pq_mdio_init(bis, &mdio_info); 366 367 tsec_eth_init(bis, tsec_info, num); 368 369 #if defined(CONFIG_UEC_ETH) 370 /* QE0 and QE3 need to be exposed for UCC1 and UCC5 Eth mode */ 371 setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE0); 372 setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_QE3); 373 374 uec_standard_init(bis); 375 #endif 376 377 return pci_eth_init(bis); 378 } 379 380 #if defined(CONFIG_QE) && \ 381 (defined(CONFIG_P1025RDB) || defined(CONFIG_P1021RDB)) 382 static void fdt_board_fixup_qe_pins(void *blob) 383 { 384 unsigned int oldbus; 385 u8 val8; 386 int node; 387 fsl_lbc_t *lbc = LBC_BASE_ADDR; 388 389 if (hwconfig("qe")) { 390 /* For QE and eLBC pins multiplexing, 391 * there is a PCA9555 device on P1025RDB. 392 * It control the multiplex pins' functions, 393 * and setting the PCA9555 can switch the 394 * function between QE and eLBC. 395 */ 396 oldbus = i2c_get_bus_num(); 397 i2c_set_bus_num(0); 398 if (hwconfig("tdm")) 399 val8 = PCA_IOPORT_QE_TDM_ENABLE; 400 else 401 val8 = PCA_IOPORT_QE_PIN_ENABLE; 402 i2c_write(PCA_IOPORT_I2C_ADDR, PCA_IOPORT_CFG_CMD, 403 1, &val8, 1); 404 i2c_write(PCA_IOPORT_I2C_ADDR, PCA_IOPORT_OUTPUT_CMD, 405 1, &val8, 1); 406 i2c_set_bus_num(oldbus); 407 /* if run QE TDM, Set ABSWP to implement 408 * conversion of addresses in the eLBC. 409 */ 410 if (hwconfig("tdm")) { 411 set_lbc_or(2, CONFIG_PMC_OR_PRELIM); 412 set_lbc_br(2, CONFIG_PMC_BR_PRELIM); 413 setbits_be32(&lbc->lbcr, CONFIG_SYS_LBC_LBCR); 414 } 415 } else { 416 node = fdt_path_offset(blob, "/qe"); 417 if (node >= 0) 418 fdt_del_node(blob, node); 419 } 420 421 return; 422 } 423 #endif 424 425 #ifdef CONFIG_OF_BOARD_SETUP 426 void ft_board_setup(void *blob, bd_t *bd) 427 { 428 phys_addr_t base; 429 phys_size_t size; 430 431 ft_cpu_setup(blob, bd); 432 433 base = getenv_bootm_low(); 434 size = getenv_bootm_size(); 435 436 fdt_fixup_memory(blob, (u64)base, (u64)size); 437 438 FT_FSL_PCI_SETUP; 439 440 #ifdef CONFIG_QE 441 do_fixup_by_compat(blob, "fsl,qe", "status", "okay", 442 sizeof("okay"), 0); 443 #if defined(CONFIG_P1025RDB) || defined(CONFIG_P1021RDB) 444 fdt_board_fixup_qe_pins(blob); 445 #endif 446 #endif 447 fdt_fixup_dr_usb(blob, bd); 448 } 449 #endif 450