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 <asm/omap_common.h> 24 #include "../common/board_detect.h" 25 #include "board.h" 26 #include <power/pmic.h> 27 #include <power/tps65218.h> 28 #include <power/tps62362.h> 29 #include <miiphy.h> 30 #include <cpsw.h> 31 #include <linux/usb/gadget.h> 32 #include <dwc3-uboot.h> 33 #include <dwc3-omap-uboot.h> 34 #include <ti-usb-phy-uboot.h> 35 36 DECLARE_GLOBAL_DATA_PTR; 37 38 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; 39 40 /* 41 * Read header information from EEPROM into global structure. 42 */ 43 #ifdef CONFIG_TI_I2C_BOARD_DETECT 44 void do_board_detect(void) 45 { 46 if (ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS, 47 CONFIG_EEPROM_CHIP_ADDRESS)) 48 printf("ti_i2c_eeprom_init failed\n"); 49 } 50 #endif 51 52 #ifndef CONFIG_SKIP_LOWLEVEL_INIT 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 const struct dpll_params *get_dpll_ddr_params(void) 321 { 322 int ind = get_sys_clk_index(); 323 324 if (board_is_eposevm()) 325 return &epos_evm_dpll_ddr[ind]; 326 else if (board_is_evm() || board_is_sk()) 327 return &gp_evm_dpll_ddr; 328 else if (board_is_idk()) 329 return &idk_dpll_ddr; 330 331 printf(" Board '%s' not supported\n", board_ti_get_name()); 332 return NULL; 333 } 334 335 336 /* 337 * get_opp_offset: 338 * Returns the index for safest OPP of the device to boot. 339 * max_off: Index of the MAX OPP in DEV ATTRIBUTE register. 340 * min_off: Index of the MIN OPP in DEV ATTRIBUTE register. 341 * This data is read from dev_attribute register which is e-fused. 342 * A'1' in bit indicates OPP disabled and not available, a '0' indicates 343 * OPP available. Lowest OPP starts with min_off. So returning the 344 * bit with rightmost '0'. 345 */ 346 static int get_opp_offset(int max_off, int min_off) 347 { 348 struct ctrl_stat *ctrl = (struct ctrl_stat *)CTRL_BASE; 349 int opp, offset, i; 350 351 /* Bits 0:11 are defined to be the MPU_MAX_FREQ */ 352 opp = readl(&ctrl->dev_attr) & ~0xFFFFF000; 353 354 for (i = max_off; i >= min_off; i--) { 355 offset = opp & (1 << i); 356 if (!offset) 357 return i; 358 } 359 360 return min_off; 361 } 362 363 const struct dpll_params *get_dpll_mpu_params(void) 364 { 365 int opp = get_opp_offset(DEV_ATTR_MAX_OFFSET, DEV_ATTR_MIN_OFFSET); 366 u32 ind = get_sys_clk_index(); 367 368 return &dpll_mpu[ind][opp]; 369 } 370 371 const struct dpll_params *get_dpll_core_params(void) 372 { 373 int ind = get_sys_clk_index(); 374 375 return &dpll_core[ind]; 376 } 377 378 const struct dpll_params *get_dpll_per_params(void) 379 { 380 int ind = get_sys_clk_index(); 381 382 return &dpll_per[ind]; 383 } 384 385 void scale_vcores_generic(u32 m) 386 { 387 int mpu_vdd; 388 389 if (i2c_probe(TPS65218_CHIP_PM)) 390 return; 391 392 switch (m) { 393 case 1000: 394 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1330MV; 395 break; 396 case 800: 397 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1260MV; 398 break; 399 case 720: 400 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1200MV; 401 break; 402 case 600: 403 mpu_vdd = TPS65218_DCDC_VOLT_SEL_1100MV; 404 break; 405 case 300: 406 mpu_vdd = TPS65218_DCDC_VOLT_SEL_0950MV; 407 break; 408 default: 409 puts("Unknown MPU clock, not scaling\n"); 410 return; 411 } 412 413 /* Set DCDC1 (CORE) voltage to 1.1V */ 414 if (tps65218_voltage_update(TPS65218_DCDC1, 415 TPS65218_DCDC_VOLT_SEL_1100MV)) { 416 printf("%s failure\n", __func__); 417 return; 418 } 419 420 /* Set DCDC2 (MPU) voltage */ 421 if (tps65218_voltage_update(TPS65218_DCDC2, mpu_vdd)) { 422 printf("%s failure\n", __func__); 423 return; 424 } 425 426 /* Set DCDC3 (DDR) voltage */ 427 if (tps65218_voltage_update(TPS65218_DCDC3, 428 TPS65218_DCDC3_VOLT_SEL_1350MV)) { 429 printf("%s failure\n", __func__); 430 return; 431 } 432 } 433 434 void scale_vcores_idk(u32 m) 435 { 436 int mpu_vdd; 437 438 if (i2c_probe(TPS62362_I2C_ADDR)) 439 return; 440 441 switch (m) { 442 case 1000: 443 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV; 444 break; 445 case 800: 446 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1260MV; 447 break; 448 case 720: 449 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1200MV; 450 break; 451 case 600: 452 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1100MV; 453 break; 454 case 300: 455 mpu_vdd = TPS62362_DCDC_VOLT_SEL_1330MV; 456 break; 457 default: 458 puts("Unknown MPU clock, not scaling\n"); 459 return; 460 } 461 462 /* Set VDD_MPU voltage */ 463 if (tps62362_voltage_update(TPS62362_SET3, mpu_vdd)) { 464 printf("%s failure\n", __func__); 465 return; 466 } 467 } 468 469 void gpi2c_init(void) 470 { 471 /* When needed to be invoked prior to BSS initialization */ 472 static bool first_time = true; 473 474 if (first_time) { 475 enable_i2c0_pin_mux(); 476 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, 477 CONFIG_SYS_OMAP24_I2C_SLAVE); 478 first_time = false; 479 } 480 } 481 482 void scale_vcores(void) 483 { 484 const struct dpll_params *mpu_params; 485 486 /* Ensure I2C is initialized for PMIC configuration */ 487 gpi2c_init(); 488 489 /* Get the frequency */ 490 mpu_params = get_dpll_mpu_params(); 491 492 if (board_is_idk()) 493 scale_vcores_idk(mpu_params->m); 494 else 495 scale_vcores_generic(mpu_params->m); 496 } 497 498 void set_uart_mux_conf(void) 499 { 500 enable_uart0_pin_mux(); 501 } 502 503 void set_mux_conf_regs(void) 504 { 505 enable_board_pin_mux(); 506 } 507 508 static void enable_vtt_regulator(void) 509 { 510 u32 temp; 511 512 /* enable module */ 513 writel(GPIO_CTRL_ENABLEMODULE, AM33XX_GPIO5_BASE + OMAP_GPIO_CTRL); 514 515 /* enable output for GPIO5_7 */ 516 writel(GPIO_SETDATAOUT(7), 517 AM33XX_GPIO5_BASE + OMAP_GPIO_SETDATAOUT); 518 temp = readl(AM33XX_GPIO5_BASE + OMAP_GPIO_OE); 519 temp = temp & ~(GPIO_OE_ENABLE(7)); 520 writel(temp, AM33XX_GPIO5_BASE + OMAP_GPIO_OE); 521 } 522 523 void sdram_init(void) 524 { 525 /* 526 * EPOS EVM has 1GB LPDDR2 connected to EMIF. 527 * GP EMV has 1GB DDR3 connected to EMIF 528 * along with VTT regulator. 529 */ 530 if (board_is_eposevm()) { 531 config_ddr(0, &ioregs_lpddr2, NULL, NULL, &emif_regs_lpddr2, 0); 532 } else if (board_is_evm_14_or_later()) { 533 enable_vtt_regulator(); 534 config_ddr(0, &ioregs_ddr3, NULL, NULL, 535 &ddr3_emif_regs_400Mhz_production, 0); 536 } else if (board_is_evm_12_or_later()) { 537 enable_vtt_regulator(); 538 config_ddr(0, &ioregs_ddr3, NULL, NULL, 539 &ddr3_emif_regs_400Mhz_beta, 0); 540 } else if (board_is_evm()) { 541 enable_vtt_regulator(); 542 config_ddr(0, &ioregs_ddr3, NULL, NULL, 543 &ddr3_emif_regs_400Mhz, 0); 544 } else if (board_is_sk()) { 545 config_ddr(400, &ioregs_ddr3, NULL, NULL, 546 &ddr3_sk_emif_regs_400Mhz, 0); 547 } else if (board_is_idk()) { 548 config_ddr(400, &ioregs_ddr3, NULL, NULL, 549 &ddr3_idk_emif_regs_400Mhz, 0); 550 } 551 } 552 #endif 553 554 /* setup board specific PMIC */ 555 int power_init_board(void) 556 { 557 struct pmic *p; 558 559 if (board_is_idk()) { 560 power_tps62362_init(I2C_PMIC); 561 p = pmic_get("TPS62362"); 562 if (p && !pmic_probe(p)) 563 puts("PMIC: TPS62362\n"); 564 } else { 565 power_tps65218_init(I2C_PMIC); 566 p = pmic_get("TPS65218_PMIC"); 567 if (p && !pmic_probe(p)) 568 puts("PMIC: TPS65218\n"); 569 } 570 571 return 0; 572 } 573 574 int board_init(void) 575 { 576 struct l3f_cfg_bwlimiter *bwlimiter = (struct l3f_cfg_bwlimiter *)L3F_CFG_BWLIMITER; 577 u32 mreqprio_0, mreqprio_1, modena_init0_bw_fractional, 578 modena_init0_bw_integer, modena_init0_watermark_0; 579 580 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; 581 gpmc_init(); 582 583 /* 584 * Call this to initialize *ctrl again 585 */ 586 hw_data_init(); 587 588 /* Clear all important bits for DSS errata that may need to be tweaked*/ 589 mreqprio_0 = readl(&cdev->mreqprio_0) & MREQPRIO_0_SAB_INIT1_MASK & 590 MREQPRIO_0_SAB_INIT0_MASK; 591 592 mreqprio_1 = readl(&cdev->mreqprio_1) & MREQPRIO_1_DSS_MASK; 593 594 modena_init0_bw_fractional = readl(&bwlimiter->modena_init0_bw_fractional) & 595 BW_LIMITER_BW_FRAC_MASK; 596 597 modena_init0_bw_integer = readl(&bwlimiter->modena_init0_bw_integer) & 598 BW_LIMITER_BW_INT_MASK; 599 600 modena_init0_watermark_0 = readl(&bwlimiter->modena_init0_watermark_0) & 601 BW_LIMITER_BW_WATERMARK_MASK; 602 603 /* Setting MReq Priority of the DSS*/ 604 mreqprio_0 |= 0x77; 605 606 /* 607 * Set L3 Fast Configuration Register 608 * Limiting bandwith for ARM core to 700 MBPS 609 */ 610 modena_init0_bw_fractional |= 0x10; 611 modena_init0_bw_integer |= 0x3; 612 613 writel(mreqprio_0, &cdev->mreqprio_0); 614 writel(mreqprio_1, &cdev->mreqprio_1); 615 616 writel(modena_init0_bw_fractional, &bwlimiter->modena_init0_bw_fractional); 617 writel(modena_init0_bw_integer, &bwlimiter->modena_init0_bw_integer); 618 writel(modena_init0_watermark_0, &bwlimiter->modena_init0_watermark_0); 619 620 return 0; 621 } 622 623 #ifdef CONFIG_BOARD_LATE_INIT 624 int board_late_init(void) 625 { 626 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG 627 set_board_info_env(NULL); 628 629 /* 630 * Default FIT boot on HS devices. Non FIT images are not allowed 631 * on HS devices. 632 */ 633 if (get_device_type() == HS_DEVICE) 634 env_set("boot_fit", "1"); 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 omap_xhci_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 omap_xhci_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 (!env_get("ethaddr")) { 800 puts("<ethaddr> not set. Validating first E-fuse MAC\n"); 801 if (is_valid_ethaddr(mac_addr)) 802 eth_env_set_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 (!env_get("eth1addr")) { 815 if (is_valid_ethaddr(mac_addr)) 816 eth_env_set_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 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) 847 int ft_board_setup(void *blob, bd_t *bd) 848 { 849 ft_cpu_setup(blob, bd); 850 851 return 0; 852 } 853 #endif 854 855 #ifdef CONFIG_SPL_LOAD_FIT 856 int board_fit_config_name_match(const char *name) 857 { 858 if (board_is_evm() && !strcmp(name, "am437x-gp-evm")) 859 return 0; 860 else if (board_is_sk() && !strcmp(name, "am437x-sk-evm")) 861 return 0; 862 else if (board_is_eposevm() && !strcmp(name, "am43x-epos-evm")) 863 return 0; 864 else if (board_is_idk() && !strcmp(name, "am437x-idk-evm")) 865 return 0; 866 else 867 return -1; 868 } 869 #endif 870 871 #ifdef CONFIG_TI_SECURE_DEVICE 872 void board_fit_image_post_process(void **p_image, size_t *p_size) 873 { 874 secure_boot_verify_image(p_image, p_size); 875 } 876 877 void board_tee_image_process(ulong tee_image, size_t tee_size) 878 { 879 secure_tee_install((u32)tee_image); 880 } 881 882 U_BOOT_FIT_LOADABLE_HANDLER(IH_TYPE_TEE, board_tee_image_process); 883 #endif 884