1 /* 2 * board.c 3 * 4 * Board functions for TI AM43XX based boards 5 * 6 * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/ 7 * 8 * SPDX-License-Identifier: GPL-2.0+ 9 */ 10 11 #include <common.h> 12 #include <i2c.h> 13 #include <linux/errno.h> 14 #include <spl.h> 15 #include <usb.h> 16 #include <asm/omap_sec_common.h> 17 #include <asm/arch/clock.h> 18 #include <asm/arch/sys_proto.h> 19 #include <asm/arch/mux.h> 20 #include <asm/arch/ddr_defs.h> 21 #include <asm/arch/gpio.h> 22 #include <asm/emif.h> 23 #include "../common/board_detect.h" 24 #include "board.h" 25 #include <power/pmic.h> 26 #include <power/tps65218.h> 27 #include <power/tps62362.h> 28 #include <miiphy.h> 29 #include <cpsw.h> 30 #include <linux/usb/gadget.h> 31 #include <dwc3-uboot.h> 32 #include <dwc3-omap-uboot.h> 33 #include <ti-usb-phy-uboot.h> 34 35 DECLARE_GLOBAL_DATA_PTR; 36 37 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; 38 39 /* 40 * Read header information from EEPROM into global structure. 41 */ 42 #ifdef CONFIG_TI_I2C_BOARD_DETECT 43 void do_board_detect(void) 44 { 45 if (ti_i2c_eeprom_am_get(-1, CONFIG_SYS_I2C_EEPROM_ADDR)) 46 printf("ti_i2c_eeprom_init failed\n"); 47 } 48 #endif 49 50 #ifndef CONFIG_SKIP_LOWLEVEL_INIT 51 52 #define NUM_OPPS 6 53 54 const struct dpll_params dpll_mpu[NUM_CRYSTAL_FREQ][NUM_OPPS] = { 55 { /* 19.2 MHz */ 56 {125, 3, 2, -1, -1, -1, -1}, /* OPP 50 */ 57 {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */ 58 {125, 3, 1, -1, -1, -1, -1}, /* OPP 100 */ 59 {150, 3, 1, -1, -1, -1, -1}, /* OPP 120 */ 60 {125, 2, 1, -1, -1, -1, -1}, /* OPP TB */ 61 {625, 11, 1, -1, -1, -1, -1} /* OPP NT */ 62 }, 63 { /* 24 MHz */ 64 {300, 23, 1, -1, -1, -1, -1}, /* OPP 50 */ 65 {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */ 66 {600, 23, 1, -1, -1, -1, -1}, /* OPP 100 */ 67 {720, 23, 1, -1, -1, -1, -1}, /* OPP 120 */ 68 {800, 23, 1, -1, -1, -1, -1}, /* OPP TB */ 69 {1000, 23, 1, -1, -1, -1, -1} /* OPP NT */ 70 }, 71 { /* 25 MHz */ 72 {300, 24, 1, -1, -1, -1, -1}, /* OPP 50 */ 73 {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */ 74 {600, 24, 1, -1, -1, -1, -1}, /* OPP 100 */ 75 {720, 24, 1, -1, -1, -1, -1}, /* OPP 120 */ 76 {800, 24, 1, -1, -1, -1, -1}, /* OPP TB */ 77 {1000, 24, 1, -1, -1, -1, -1} /* OPP NT */ 78 }, 79 { /* 26 MHz */ 80 {300, 25, 1, -1, -1, -1, -1}, /* OPP 50 */ 81 {-1, -1, -1, -1, -1, -1, -1}, /* OPP RESERVED */ 82 {600, 25, 1, -1, -1, -1, -1}, /* OPP 100 */ 83 {720, 25, 1, -1, -1, -1, -1}, /* OPP 120 */ 84 {800, 25, 1, -1, -1, -1, -1}, /* OPP TB */ 85 {1000, 25, 1, -1, -1, -1, -1} /* OPP NT */ 86 }, 87 }; 88 89 const struct dpll_params dpll_core[NUM_CRYSTAL_FREQ] = { 90 {625, 11, -1, -1, 10, 8, 4}, /* 19.2 MHz */ 91 {1000, 23, -1, -1, 10, 8, 4}, /* 24 MHz */ 92 {1000, 24, -1, -1, 10, 8, 4}, /* 25 MHz */ 93 {1000, 25, -1, -1, 10, 8, 4} /* 26 MHz */ 94 }; 95 96 const struct dpll_params dpll_per[NUM_CRYSTAL_FREQ] = { 97 {400, 7, 5, -1, -1, -1, -1}, /* 19.2 MHz */ 98 {400, 9, 5, -1, -1, -1, -1}, /* 24 MHz */ 99 {384, 9, 5, -1, -1, -1, -1}, /* 25 MHz */ 100 {480, 12, 5, -1, -1, -1, -1} /* 26 MHz */ 101 }; 102 103 const struct dpll_params epos_evm_dpll_ddr[NUM_CRYSTAL_FREQ] = { 104 {665, 47, 1, -1, 4, -1, -1}, /*19.2*/ 105 {133, 11, 1, -1, 4, -1, -1}, /* 24 MHz */ 106 {266, 24, 1, -1, 4, -1, -1}, /* 25 MHz */ 107 {133, 12, 1, -1, 4, -1, -1} /* 26 MHz */ 108 }; 109 110 const struct dpll_params gp_evm_dpll_ddr = { 111 50, 2, 1, -1, 2, -1, -1}; 112 113 static const struct dpll_params idk_dpll_ddr = { 114 400, 23, 1, -1, 2, -1, -1 115 }; 116 117 static const u32 ext_phy_ctrl_const_base_lpddr2[] = { 118 0x00500050, 119 0x00350035, 120 0x00350035, 121 0x00350035, 122 0x00350035, 123 0x00350035, 124 0x00000000, 125 0x00000000, 126 0x00000000, 127 0x00000000, 128 0x00000000, 129 0x00000000, 130 0x00000000, 131 0x00000000, 132 0x00000000, 133 0x00000000, 134 0x00000000, 135 0x00000000, 136 0x40001000, 137 0x08102040 138 }; 139 140 const struct ctrl_ioregs ioregs_lpddr2 = { 141 .cm0ioctl = LPDDR2_ADDRCTRL_IOCTRL_VALUE, 142 .cm1ioctl = LPDDR2_ADDRCTRL_WD0_IOCTRL_VALUE, 143 .cm2ioctl = LPDDR2_ADDRCTRL_WD1_IOCTRL_VALUE, 144 .dt0ioctl = LPDDR2_DATA0_IOCTRL_VALUE, 145 .dt1ioctl = LPDDR2_DATA0_IOCTRL_VALUE, 146 .dt2ioctrl = LPDDR2_DATA0_IOCTRL_VALUE, 147 .dt3ioctrl = LPDDR2_DATA0_IOCTRL_VALUE, 148 .emif_sdram_config_ext = 0x1, 149 }; 150 151 const struct emif_regs emif_regs_lpddr2 = { 152 .sdram_config = 0x808012BA, 153 .ref_ctrl = 0x0000040D, 154 .sdram_tim1 = 0xEA86B411, 155 .sdram_tim2 = 0x103A094A, 156 .sdram_tim3 = 0x0F6BA37F, 157 .read_idle_ctrl = 0x00050000, 158 .zq_config = 0x50074BE4, 159 .temp_alert_config = 0x0, 160 .emif_rd_wr_lvl_rmp_win = 0x0, 161 .emif_rd_wr_lvl_rmp_ctl = 0x0, 162 .emif_rd_wr_lvl_ctl = 0x0, 163 .emif_ddr_phy_ctlr_1 = 0x0E284006, 164 .emif_rd_wr_exec_thresh = 0x80000405, 165 .emif_ddr_ext_phy_ctrl_1 = 0x04010040, 166 .emif_ddr_ext_phy_ctrl_2 = 0x00500050, 167 .emif_ddr_ext_phy_ctrl_3 = 0x00500050, 168 .emif_ddr_ext_phy_ctrl_4 = 0x00500050, 169 .emif_ddr_ext_phy_ctrl_5 = 0x00500050, 170 .emif_prio_class_serv_map = 0x80000001, 171 .emif_connect_id_serv_1_map = 0x80000094, 172 .emif_connect_id_serv_2_map = 0x00000000, 173 .emif_cos_config = 0x000FFFFF 174 }; 175 176 const struct ctrl_ioregs ioregs_ddr3 = { 177 .cm0ioctl = DDR3_ADDRCTRL_IOCTRL_VALUE, 178 .cm1ioctl = DDR3_ADDRCTRL_WD0_IOCTRL_VALUE, 179 .cm2ioctl = DDR3_ADDRCTRL_WD1_IOCTRL_VALUE, 180 .dt0ioctl = DDR3_DATA0_IOCTRL_VALUE, 181 .dt1ioctl = DDR3_DATA0_IOCTRL_VALUE, 182 .dt2ioctrl = DDR3_DATA0_IOCTRL_VALUE, 183 .dt3ioctrl = DDR3_DATA0_IOCTRL_VALUE, 184 .emif_sdram_config_ext = 0xc163, 185 }; 186 187 const struct emif_regs ddr3_emif_regs_400Mhz = { 188 .sdram_config = 0x638413B2, 189 .ref_ctrl = 0x00000C30, 190 .sdram_tim1 = 0xEAAAD4DB, 191 .sdram_tim2 = 0x266B7FDA, 192 .sdram_tim3 = 0x107F8678, 193 .read_idle_ctrl = 0x00050000, 194 .zq_config = 0x50074BE4, 195 .temp_alert_config = 0x0, 196 .emif_ddr_phy_ctlr_1 = 0x0E004008, 197 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 198 .emif_ddr_ext_phy_ctrl_2 = 0x00400040, 199 .emif_ddr_ext_phy_ctrl_3 = 0x00400040, 200 .emif_ddr_ext_phy_ctrl_4 = 0x00400040, 201 .emif_ddr_ext_phy_ctrl_5 = 0x00400040, 202 .emif_rd_wr_lvl_rmp_win = 0x0, 203 .emif_rd_wr_lvl_rmp_ctl = 0x0, 204 .emif_rd_wr_lvl_ctl = 0x0, 205 .emif_rd_wr_exec_thresh = 0x80000405, 206 .emif_prio_class_serv_map = 0x80000001, 207 .emif_connect_id_serv_1_map = 0x80000094, 208 .emif_connect_id_serv_2_map = 0x00000000, 209 .emif_cos_config = 0x000FFFFF 210 }; 211 212 /* EMIF DDR3 Configurations are different for beta AM43X GP EVMs */ 213 const struct emif_regs ddr3_emif_regs_400Mhz_beta = { 214 .sdram_config = 0x638413B2, 215 .ref_ctrl = 0x00000C30, 216 .sdram_tim1 = 0xEAAAD4DB, 217 .sdram_tim2 = 0x266B7FDA, 218 .sdram_tim3 = 0x107F8678, 219 .read_idle_ctrl = 0x00050000, 220 .zq_config = 0x50074BE4, 221 .temp_alert_config = 0x0, 222 .emif_ddr_phy_ctlr_1 = 0x0E004008, 223 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 224 .emif_ddr_ext_phy_ctrl_2 = 0x00000065, 225 .emif_ddr_ext_phy_ctrl_3 = 0x00000091, 226 .emif_ddr_ext_phy_ctrl_4 = 0x000000B5, 227 .emif_ddr_ext_phy_ctrl_5 = 0x000000E5, 228 .emif_rd_wr_exec_thresh = 0x80000405, 229 .emif_prio_class_serv_map = 0x80000001, 230 .emif_connect_id_serv_1_map = 0x80000094, 231 .emif_connect_id_serv_2_map = 0x00000000, 232 .emif_cos_config = 0x000FFFFF 233 }; 234 235 /* EMIF DDR3 Configurations are different for production AM43X GP EVMs */ 236 const struct emif_regs ddr3_emif_regs_400Mhz_production = { 237 .sdram_config = 0x638413B2, 238 .ref_ctrl = 0x00000C30, 239 .sdram_tim1 = 0xEAAAD4DB, 240 .sdram_tim2 = 0x266B7FDA, 241 .sdram_tim3 = 0x107F8678, 242 .read_idle_ctrl = 0x00050000, 243 .zq_config = 0x50074BE4, 244 .temp_alert_config = 0x0, 245 .emif_ddr_phy_ctlr_1 = 0x0E004008, 246 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 247 .emif_ddr_ext_phy_ctrl_2 = 0x00000066, 248 .emif_ddr_ext_phy_ctrl_3 = 0x00000091, 249 .emif_ddr_ext_phy_ctrl_4 = 0x000000B9, 250 .emif_ddr_ext_phy_ctrl_5 = 0x000000E6, 251 .emif_rd_wr_exec_thresh = 0x80000405, 252 .emif_prio_class_serv_map = 0x80000001, 253 .emif_connect_id_serv_1_map = 0x80000094, 254 .emif_connect_id_serv_2_map = 0x00000000, 255 .emif_cos_config = 0x000FFFFF 256 }; 257 258 static const struct emif_regs ddr3_sk_emif_regs_400Mhz = { 259 .sdram_config = 0x638413b2, 260 .sdram_config2 = 0x00000000, 261 .ref_ctrl = 0x00000c30, 262 .sdram_tim1 = 0xeaaad4db, 263 .sdram_tim2 = 0x266b7fda, 264 .sdram_tim3 = 0x107f8678, 265 .read_idle_ctrl = 0x00050000, 266 .zq_config = 0x50074be4, 267 .temp_alert_config = 0x0, 268 .emif_ddr_phy_ctlr_1 = 0x0e084008, 269 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 270 .emif_ddr_ext_phy_ctrl_2 = 0x89, 271 .emif_ddr_ext_phy_ctrl_3 = 0x90, 272 .emif_ddr_ext_phy_ctrl_4 = 0x8e, 273 .emif_ddr_ext_phy_ctrl_5 = 0x8d, 274 .emif_rd_wr_lvl_rmp_win = 0x0, 275 .emif_rd_wr_lvl_rmp_ctl = 0x00000000, 276 .emif_rd_wr_lvl_ctl = 0x00000000, 277 .emif_rd_wr_exec_thresh = 0x80000000, 278 .emif_prio_class_serv_map = 0x80000001, 279 .emif_connect_id_serv_1_map = 0x80000094, 280 .emif_connect_id_serv_2_map = 0x00000000, 281 .emif_cos_config = 0x000FFFFF 282 }; 283 284 static const struct emif_regs ddr3_idk_emif_regs_400Mhz = { 285 .sdram_config = 0x61a11b32, 286 .sdram_config2 = 0x00000000, 287 .ref_ctrl = 0x00000c30, 288 .sdram_tim1 = 0xeaaad4db, 289 .sdram_tim2 = 0x266b7fda, 290 .sdram_tim3 = 0x107f8678, 291 .read_idle_ctrl = 0x00050000, 292 .zq_config = 0x50074be4, 293 .temp_alert_config = 0x00000000, 294 .emif_ddr_phy_ctlr_1 = 0x00008009, 295 .emif_ddr_ext_phy_ctrl_1 = 0x08020080, 296 .emif_ddr_ext_phy_ctrl_2 = 0x00000040, 297 .emif_ddr_ext_phy_ctrl_3 = 0x0000003e, 298 .emif_ddr_ext_phy_ctrl_4 = 0x00000051, 299 .emif_ddr_ext_phy_ctrl_5 = 0x00000051, 300 .emif_rd_wr_lvl_rmp_win = 0x00000000, 301 .emif_rd_wr_lvl_rmp_ctl = 0x00000000, 302 .emif_rd_wr_lvl_ctl = 0x00000000, 303 .emif_rd_wr_exec_thresh = 0x00000405, 304 .emif_prio_class_serv_map = 0x00000000, 305 .emif_connect_id_serv_1_map = 0x00000000, 306 .emif_connect_id_serv_2_map = 0x00000000, 307 .emif_cos_config = 0x00ffffff 308 }; 309 310 void emif_get_ext_phy_ctrl_const_regs(const u32 **regs, u32 *size) 311 { 312 if (board_is_eposevm()) { 313 *regs = ext_phy_ctrl_const_base_lpddr2; 314 *size = ARRAY_SIZE(ext_phy_ctrl_const_base_lpddr2); 315 } 316 317 return; 318 } 319 320 /* 321 * get_sys_clk_index : returns the index of the sys_clk read from 322 * ctrl status register. This value is either 323 * read from efuse or sysboot pins. 324 */ 325 static u32 get_sys_clk_index(void) 326 { 327 struct ctrl_stat *ctrl = (struct ctrl_stat *)CTRL_BASE; 328 u32 ind = readl(&ctrl->statusreg), src; 329 330 src = (ind & CTRL_CRYSTAL_FREQ_SRC_MASK) >> CTRL_CRYSTAL_FREQ_SRC_SHIFT; 331 if (src == CTRL_CRYSTAL_FREQ_SRC_EFUSE) /* Value read from EFUSE */ 332 return ((ind & CTRL_CRYSTAL_FREQ_SELECTION_MASK) >> 333 CTRL_CRYSTAL_FREQ_SELECTION_SHIFT); 334 else /* Value read from SYS BOOT pins */ 335 return ((ind & CTRL_SYSBOOT_15_14_MASK) >> 336 CTRL_SYSBOOT_15_14_SHIFT); 337 } 338 339 const struct dpll_params *get_dpll_ddr_params(void) 340 { 341 int ind = get_sys_clk_index(); 342 343 if (board_is_eposevm()) 344 return &epos_evm_dpll_ddr[ind]; 345 else if (board_is_evm() || board_is_sk()) 346 return &gp_evm_dpll_ddr; 347 else if (board_is_idk()) 348 return &idk_dpll_ddr; 349 350 printf(" Board '%s' not supported\n", board_ti_get_name()); 351 return NULL; 352 } 353 354 355 /* 356 * get_opp_offset: 357 * Returns the index for safest OPP of the device to boot. 358 * max_off: Index of the MAX OPP in DEV ATTRIBUTE register. 359 * min_off: Index of the MIN OPP in DEV ATTRIBUTE register. 360 * This data is read from dev_attribute register which is e-fused. 361 * A'1' in bit indicates OPP disabled and not available, a '0' indicates 362 * OPP available. Lowest OPP starts with min_off. So returning the 363 * bit with rightmost '0'. 364 */ 365 static int get_opp_offset(int max_off, int min_off) 366 { 367 struct ctrl_stat *ctrl = (struct ctrl_stat *)CTRL_BASE; 368 int opp, offset, i; 369 370 /* Bits 0:11 are defined to be the MPU_MAX_FREQ */ 371 opp = readl(&ctrl->dev_attr) & ~0xFFFFF000; 372 373 for (i = max_off; i >= min_off; i--) { 374 offset = opp & (1 << i); 375 if (!offset) 376 return i; 377 } 378 379 return min_off; 380 } 381 382 const struct dpll_params *get_dpll_mpu_params(void) 383 { 384 int opp = get_opp_offset(DEV_ATTR_MAX_OFFSET, DEV_ATTR_MIN_OFFSET); 385 u32 ind = get_sys_clk_index(); 386 387 return &dpll_mpu[ind][opp]; 388 } 389 390 const struct dpll_params *get_dpll_core_params(void) 391 { 392 int ind = get_sys_clk_index(); 393 394 return &dpll_core[ind]; 395 } 396 397 const struct dpll_params *get_dpll_per_params(void) 398 { 399 int ind = get_sys_clk_index(); 400 401 return &dpll_per[ind]; 402 } 403 404 void scale_vcores_generic(u32 m) 405 { 406 int mpu_vdd; 407 408 if (i2c_probe(TPS65218_CHIP_PM)) 409 return; 410 411 switch (m) { 412 case 1000: 413 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1330MV; 414 break; 415 case 800: 416 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1260MV; 417 break; 418 case 720: 419 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1200MV; 420 break; 421 case 600: 422 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1100MV; 423 break; 424 case 300: 425 mpu_vdd = TPS65218_DCDC_VOLT_SEL_0950MV; 426 break; 427 default: 428 puts("Unknown MPU clock, not scaling\n"); 429 return; 430 } 431 432 /* Set DCDC1 (CORE) voltage to 1.1V */ 433 if (tps65218_voltage_update(TPS65218_DCDC1, 434 TPS65218_DCDC_VOLT_SEL_1100MV)) { 435 printf("%s failure\n", __func__); 436 return; 437 } 438 439 /* Set DCDC2 (MPU) voltage */ 440 if (tps65218_voltage_update(TPS65218_DCDC2, mpu_vdd)) { 441 printf("%s failure\n", __func__); 442 return; 443 } 444 } 445 446 void scale_vcores_idk(u32 m) 447 { 448 int mpu_vdd; 449 450 if (i2c_probe(TPS62362_I2C_ADDR)) 451 return; 452 453 switch (m) { 454 case 1000: 455 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV; 456 break; 457 case 800: 458 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1260MV; 459 break; 460 case 720: 461 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1200MV; 462 break; 463 case 600: 464 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1100MV; 465 break; 466 case 300: 467 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV; 468 break; 469 default: 470 puts("Unknown MPU clock, not scaling\n"); 471 return; 472 } 473 474 /* Set VDD_MPU voltage */ 475 if (tps62362_voltage_update(TPS62362_SET3, mpu_vdd)) { 476 printf("%s failure\n", __func__); 477 return; 478 } 479 } 480 481 void gpi2c_init(void) 482 { 483 /* When needed to be invoked prior to BSS initialization */ 484 static bool first_time = true; 485 486 if (first_time) { 487 enable_i2c0_pin_mux(); 488 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, 489 CONFIG_SYS_OMAP24_I2C_SLAVE); 490 first_time = false; 491 } 492 } 493 494 void scale_vcores(void) 495 { 496 const struct dpll_params *mpu_params; 497 498 /* Ensure I2C is initialized for PMIC configuration */ 499 gpi2c_init(); 500 501 /* Get the frequency */ 502 mpu_params = get_dpll_mpu_params(); 503 504 if (board_is_idk()) 505 scale_vcores_idk(mpu_params->m); 506 else 507 scale_vcores_generic(mpu_params->m); 508 } 509 510 void set_uart_mux_conf(void) 511 { 512 enable_uart0_pin_mux(); 513 } 514 515 void set_mux_conf_regs(void) 516 { 517 enable_board_pin_mux(); 518 } 519 520 static void enable_vtt_regulator(void) 521 { 522 u32 temp; 523 524 /* enable module */ 525 writel(GPIO_CTRL_ENABLEMODULE, AM33XX_GPIO5_BASE + OMAP_GPIO_CTRL); 526 527 /* enable output for GPIO5_7 */ 528 writel(GPIO_SETDATAOUT(7), 529 AM33XX_GPIO5_BASE + OMAP_GPIO_SETDATAOUT); 530 temp = readl(AM33XX_GPIO5_BASE + OMAP_GPIO_OE); 531 temp = temp & ~(GPIO_OE_ENABLE(7)); 532 writel(temp, AM33XX_GPIO5_BASE + OMAP_GPIO_OE); 533 } 534 535 void sdram_init(void) 536 { 537 /* 538 * EPOS EVM has 1GB LPDDR2 connected to EMIF. 539 * GP EMV has 1GB DDR3 connected to EMIF 540 * along with VTT regulator. 541 */ 542 if (board_is_eposevm()) { 543 config_ddr(0, &ioregs_lpddr2, NULL, NULL, &emif_regs_lpddr2, 0); 544 } else if (board_is_evm_14_or_later()) { 545 enable_vtt_regulator(); 546 config_ddr(0, &ioregs_ddr3, NULL, NULL, 547 &ddr3_emif_regs_400Mhz_production, 0); 548 } else if (board_is_evm_12_or_later()) { 549 enable_vtt_regulator(); 550 config_ddr(0, &ioregs_ddr3, NULL, NULL, 551 &ddr3_emif_regs_400Mhz_beta, 0); 552 } else if (board_is_evm()) { 553 enable_vtt_regulator(); 554 config_ddr(0, &ioregs_ddr3, NULL, NULL, 555 &ddr3_emif_regs_400Mhz, 0); 556 } else if (board_is_sk()) { 557 config_ddr(400, &ioregs_ddr3, NULL, NULL, 558 &ddr3_sk_emif_regs_400Mhz, 0); 559 } else if (board_is_idk()) { 560 config_ddr(400, &ioregs_ddr3, NULL, NULL, 561 &ddr3_idk_emif_regs_400Mhz, 0); 562 } 563 } 564 #endif 565 566 /* setup board specific PMIC */ 567 int power_init_board(void) 568 { 569 struct pmic *p; 570 571 if (board_is_idk()) { 572 power_tps62362_init(I2C_PMIC); 573 p = pmic_get("TPS62362"); 574 if (p && !pmic_probe(p)) 575 puts("PMIC: TPS62362\n"); 576 } else { 577 power_tps65218_init(I2C_PMIC); 578 p = pmic_get("TPS65218_PMIC"); 579 if (p && !pmic_probe(p)) 580 puts("PMIC: TPS65218\n"); 581 } 582 583 return 0; 584 } 585 586 int board_init(void) 587 { 588 struct l3f_cfg_bwlimiter *bwlimiter = (struct l3f_cfg_bwlimiter *)L3F_CFG_BWLIMITER; 589 u32 mreqprio_0, mreqprio_1, modena_init0_bw_fractional, 590 modena_init0_bw_integer, modena_init0_watermark_0; 591 592 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; 593 gpmc_init(); 594 595 /* Clear all important bits for DSS errata that may need to be tweaked*/ 596 mreqprio_0 = readl(&cdev->mreqprio_0) & MREQPRIO_0_SAB_INIT1_MASK & 597 MREQPRIO_0_SAB_INIT0_MASK; 598 599 mreqprio_1 = readl(&cdev->mreqprio_1) & MREQPRIO_1_DSS_MASK; 600 601 modena_init0_bw_fractional = readl(&bwlimiter->modena_init0_bw_fractional) & 602 BW_LIMITER_BW_FRAC_MASK; 603 604 modena_init0_bw_integer = readl(&bwlimiter->modena_init0_bw_integer) & 605 BW_LIMITER_BW_INT_MASK; 606 607 modena_init0_watermark_0 = readl(&bwlimiter->modena_init0_watermark_0) & 608 BW_LIMITER_BW_WATERMARK_MASK; 609 610 /* Setting MReq Priority of the DSS*/ 611 mreqprio_0 |= 0x77; 612 613 /* 614 * Set L3 Fast Configuration Register 615 * Limiting bandwith for ARM core to 700 MBPS 616 */ 617 modena_init0_bw_fractional |= 0x10; 618 modena_init0_bw_integer |= 0x3; 619 620 writel(mreqprio_0, &cdev->mreqprio_0); 621 writel(mreqprio_1, &cdev->mreqprio_1); 622 623 writel(modena_init0_bw_fractional, &bwlimiter->modena_init0_bw_fractional); 624 writel(modena_init0_bw_integer, &bwlimiter->modena_init0_bw_integer); 625 writel(modena_init0_watermark_0, &bwlimiter->modena_init0_watermark_0); 626 627 return 0; 628 } 629 630 #ifdef CONFIG_BOARD_LATE_INIT 631 int board_late_init(void) 632 { 633 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 634 set_board_info_env(NULL); 635 #endif 636 return 0; 637 } 638 #endif 639 640 #ifdef CONFIG_USB_DWC3 641 static struct dwc3_device usb_otg_ss1 = { 642 .maximum_speed = USB_SPEED_HIGH, 643 .base = USB_OTG_SS1_BASE, 644 .tx_fifo_resize = false, 645 .index = 0, 646 }; 647 648 static struct dwc3_omap_device usb_otg_ss1_glue = { 649 .base = (void *)USB_OTG_SS1_GLUE_BASE, 650 .utmi_mode = DWC3_OMAP_UTMI_MODE_SW, 651 .index = 0, 652 }; 653 654 static struct ti_usb_phy_device usb_phy1_device = { 655 .usb2_phy_power = (void *)USB2_PHY1_POWER, 656 .index = 0, 657 }; 658 659 static struct dwc3_device usb_otg_ss2 = { 660 .maximum_speed = USB_SPEED_HIGH, 661 .base = USB_OTG_SS2_BASE, 662 .tx_fifo_resize = false, 663 .index = 1, 664 }; 665 666 static struct dwc3_omap_device usb_otg_ss2_glue = { 667 .base = (void *)USB_OTG_SS2_GLUE_BASE, 668 .utmi_mode = DWC3_OMAP_UTMI_MODE_SW, 669 .index = 1, 670 }; 671 672 static struct ti_usb_phy_device usb_phy2_device = { 673 .usb2_phy_power = (void *)USB2_PHY2_POWER, 674 .index = 1, 675 }; 676 677 int usb_gadget_handle_interrupts(int index) 678 { 679 u32 status; 680 681 status = dwc3_omap_uboot_interrupt_status(index); 682 if (status) 683 dwc3_uboot_handle_interrupt(index); 684 685 return 0; 686 } 687 #endif /* CONFIG_USB_DWC3 */ 688 689 #if defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_OMAP) 690 int board_usb_init(int index, enum usb_init_type init) 691 { 692 enable_usb_clocks(index); 693 #ifdef CONFIG_USB_DWC3 694 switch (index) { 695 case 0: 696 if (init == USB_INIT_DEVICE) { 697 usb_otg_ss1.dr_mode = USB_DR_MODE_PERIPHERAL; 698 usb_otg_ss1_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID; 699 dwc3_omap_uboot_init(&usb_otg_ss1_glue); 700 ti_usb_phy_uboot_init(&usb_phy1_device); 701 dwc3_uboot_init(&usb_otg_ss1); 702 } 703 break; 704 case 1: 705 if (init == USB_INIT_DEVICE) { 706 usb_otg_ss2.dr_mode = USB_DR_MODE_PERIPHERAL; 707 usb_otg_ss2_glue.vbus_id_status = OMAP_DWC3_VBUS_VALID; 708 ti_usb_phy_uboot_init(&usb_phy2_device); 709 dwc3_omap_uboot_init(&usb_otg_ss2_glue); 710 dwc3_uboot_init(&usb_otg_ss2); 711 } 712 break; 713 default: 714 printf("Invalid Controller Index\n"); 715 } 716 #endif 717 718 return 0; 719 } 720 721 int board_usb_cleanup(int index, enum usb_init_type init) 722 { 723 #ifdef CONFIG_USB_DWC3 724 switch (index) { 725 case 0: 726 case 1: 727 if (init == USB_INIT_DEVICE) { 728 ti_usb_phy_uboot_exit(index); 729 dwc3_uboot_exit(index); 730 dwc3_omap_uboot_exit(index); 731 } 732 break; 733 default: 734 printf("Invalid Controller Index\n"); 735 } 736 #endif 737 disable_usb_clocks(index); 738 739 return 0; 740 } 741 #endif /* defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_OMAP) */ 742 743 #ifdef CONFIG_DRIVER_TI_CPSW 744 745 static void cpsw_control(int enabled) 746 { 747 /* Additional controls can be added here */ 748 return; 749 } 750 751 static struct cpsw_slave_data cpsw_slaves[] = { 752 { 753 .slave_reg_ofs = 0x208, 754 .sliver_reg_ofs = 0xd80, 755 .phy_addr = 16, 756 }, 757 { 758 .slave_reg_ofs = 0x308, 759 .sliver_reg_ofs = 0xdc0, 760 .phy_addr = 1, 761 }, 762 }; 763 764 static struct cpsw_platform_data cpsw_data = { 765 .mdio_base = CPSW_MDIO_BASE, 766 .cpsw_base = CPSW_BASE, 767 .mdio_div = 0xff, 768 .channels = 8, 769 .cpdma_reg_ofs = 0x800, 770 .slaves = 1, 771 .slave_data = cpsw_slaves, 772 .ale_reg_ofs = 0xd00, 773 .ale_entries = 1024, 774 .host_port_reg_ofs = 0x108, 775 .hw_stats_reg_ofs = 0x900, 776 .bd_ram_ofs = 0x2000, 777 .mac_control = (1 << 5), 778 .control = cpsw_control, 779 .host_port_num = 0, 780 .version = CPSW_CTRL_VERSION_2, 781 }; 782 783 int board_eth_init(bd_t *bis) 784 { 785 int rv; 786 uint8_t mac_addr[6]; 787 uint32_t mac_hi, mac_lo; 788 789 /* try reading mac address from efuse */ 790 mac_lo = readl(&cdev->macid0l); 791 mac_hi = readl(&cdev->macid0h); 792 mac_addr[0] = mac_hi & 0xFF; 793 mac_addr[1] = (mac_hi & 0xFF00) >> 8; 794 mac_addr[2] = (mac_hi & 0xFF0000) >> 16; 795 mac_addr[3] = (mac_hi & 0xFF000000) >> 24; 796 mac_addr[4] = mac_lo & 0xFF; 797 mac_addr[5] = (mac_lo & 0xFF00) >> 8; 798 799 if (!getenv("ethaddr")) { 800 puts("<ethaddr> not set. Validating first E-fuse MAC\n"); 801 if (is_valid_ethaddr(mac_addr)) 802 eth_setenv_enetaddr("ethaddr", mac_addr); 803 } 804 805 mac_lo = readl(&cdev->macid1l); 806 mac_hi = readl(&cdev->macid1h); 807 mac_addr[0] = mac_hi & 0xFF; 808 mac_addr[1] = (mac_hi & 0xFF00) >> 8; 809 mac_addr[2] = (mac_hi & 0xFF0000) >> 16; 810 mac_addr[3] = (mac_hi & 0xFF000000) >> 24; 811 mac_addr[4] = mac_lo & 0xFF; 812 mac_addr[5] = (mac_lo & 0xFF00) >> 8; 813 814 if (!getenv("eth1addr")) { 815 if (is_valid_ethaddr(mac_addr)) 816 eth_setenv_enetaddr("eth1addr", mac_addr); 817 } 818 819 if (board_is_eposevm()) { 820 writel(RMII_MODE_ENABLE | RMII_CHIPCKL_ENABLE, &cdev->miisel); 821 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RMII; 822 cpsw_slaves[0].phy_addr = 16; 823 } else if (board_is_sk()) { 824 writel(RGMII_MODE_ENABLE, &cdev->miisel); 825 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; 826 cpsw_slaves[0].phy_addr = 4; 827 cpsw_slaves[1].phy_addr = 5; 828 } else if (board_is_idk()) { 829 writel(RGMII_MODE_ENABLE, &cdev->miisel); 830 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; 831 cpsw_slaves[0].phy_addr = 0; 832 } else { 833 writel(RGMII_MODE_ENABLE, &cdev->miisel); 834 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_RGMII; 835 cpsw_slaves[0].phy_addr = 0; 836 } 837 838 rv = cpsw_register(&cpsw_data); 839 if (rv < 0) 840 printf("Error %d registering CPSW switch\n", rv); 841 842 return rv; 843 } 844 #endif 845 846 #ifdef CONFIG_SPL_LOAD_FIT 847 int board_fit_config_name_match(const char *name) 848 { 849 if (board_is_evm() && !strcmp(name, "am437x-gp-evm")) 850 return 0; 851 else if (board_is_sk() && !strcmp(name, "am437x-sk-evm")) 852 return 0; 853 else if (board_is_eposevm() && !strcmp(name, "am43x-epos-evm")) 854 return 0; 855 else if (board_is_idk() && !strcmp(name, "am437x-idk-evm")) 856 return 0; 857 else 858 return -1; 859 } 860 #endif 861 862 #ifdef CONFIG_TI_SECURE_DEVICE 863 void board_fit_image_post_process(void **p_image, size_t *p_size) 864 { 865 secure_boot_verify_image(p_image, p_size); 866 } 867 #endif 868