1 /* 2 * common.c 3 * 4 * common board functions for B&R boards 5 * 6 * Copyright (C) 2013 Hannes Schmelzer <oe5hpm@oevsv.at> 7 * Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com 8 * 9 * SPDX-License-Identifier: GPL-2.0+ 10 * 11 */ 12 #include <version.h> 13 #include <common.h> 14 #include <environment.h> 15 #include <errno.h> 16 #include <asm/arch/cpu.h> 17 #include <asm/arch/hardware.h> 18 #include <asm/arch/omap.h> 19 #include <asm/arch/clock.h> 20 #include <asm/arch/gpio.h> 21 #include <asm/arch/sys_proto.h> 22 #include <asm/arch/mmc_host_def.h> 23 #include <asm/io.h> 24 #include <asm/gpio.h> 25 #include <i2c.h> 26 #include <miiphy.h> 27 #include <cpsw.h> 28 #include <power/tps65217.h> 29 #include <lcd.h> 30 #include <fs.h> 31 #ifdef CONFIG_USE_FDT 32 #include <fdt_support.h> 33 #endif 34 #include "bur_common.h" 35 #include "../../../drivers/video/am335x-fb.h" 36 #include <nand.h> 37 #include <fdt_simplefb.h> 38 39 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; 40 41 DECLARE_GLOBAL_DATA_PTR; 42 43 #ifdef CONFIG_USE_FDT 44 #define FDTPROP(b, c) fdt_getprop_u32_default(gd->fdt_blob, b, c, ~0UL) 45 #define PATHTIM "/panel/display-timings/default" 46 #define PATHINF "/panel/panel-info" 47 #endif 48 /* --------------------------------------------------------------------------*/ 49 #if defined(CONFIG_LCD) && defined(CONFIG_AM335X_LCD) && \ 50 !defined(CONFIG_SPL_BUILD) 51 void lcdbacklight(int on) 52 { 53 #ifdef CONFIG_USE_FDT 54 if (gd->fdt_blob == NULL) { 55 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 56 return; 57 } 58 unsigned int driver = FDTPROP(PATHINF, "brightdrv"); 59 unsigned int bright = FDTPROP(PATHINF, "brightdef"); 60 unsigned int pwmfrq = FDTPROP(PATHINF, "brightfdim"); 61 #else 62 unsigned int driver = env_get_ulong("ds1_bright_drv", 16, 0UL); 63 unsigned int bright = env_get_ulong("ds1_bright_def", 10, 50); 64 unsigned int pwmfrq = env_get_ulong("ds1_pwmfreq", 10, ~0UL); 65 #endif 66 unsigned int tmp; 67 struct gptimer *timerhw; 68 69 if (on) 70 bright = bright != ~0UL ? bright : 50; 71 else 72 bright = 0; 73 74 switch (driver) { 75 case 2: 76 timerhw = (struct gptimer *)DM_TIMER5_BASE; 77 break; 78 default: 79 timerhw = (struct gptimer *)DM_TIMER6_BASE; 80 } 81 82 switch (driver) { 83 case 0: /* PMIC LED-Driver */ 84 /* brightness level */ 85 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 86 TPS65217_WLEDCTRL2, bright, 0xFF); 87 /* current sink */ 88 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 89 TPS65217_WLEDCTRL1, 90 bright != 0 ? 0x0A : 0x02, 91 0xFF); 92 break; 93 case 1: 94 case 2: /* PWM using timer */ 95 if (pwmfrq != ~0UL) { 96 timerhw->tiocp_cfg = TCFG_RESET; 97 udelay(10); 98 while (timerhw->tiocp_cfg & TCFG_RESET) 99 ; 100 tmp = ~0UL-(V_OSCK/pwmfrq); /* bottom value */ 101 timerhw->tldr = tmp; 102 timerhw->tcrr = tmp; 103 tmp = tmp + ((V_OSCK/pwmfrq)/100) * bright; 104 timerhw->tmar = tmp; 105 timerhw->tclr = (TCLR_PT | (2 << TCLR_TRG_SHIFT) | 106 TCLR_CE | TCLR_AR | TCLR_ST); 107 } else { 108 puts("invalid pwmfrq in env/dtb! skip PWM-setup.\n"); 109 } 110 break; 111 default: 112 puts("no suitable backlightdriver in env/dtb!\n"); 113 break; 114 } 115 } 116 117 int load_lcdtiming(struct am335x_lcdpanel *panel) 118 { 119 struct am335x_lcdpanel pnltmp; 120 #ifdef CONFIG_USE_FDT 121 u32 dtbprop; 122 char buf[32]; 123 const char *nodep = 0; 124 int nodeoff; 125 126 if (gd->fdt_blob == NULL) { 127 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 128 return -1; 129 } 130 memcpy(&pnltmp, (void *)panel, sizeof(struct am335x_lcdpanel)); 131 132 pnltmp.hactive = FDTPROP(PATHTIM, "hactive"); 133 pnltmp.vactive = FDTPROP(PATHTIM, "vactive"); 134 pnltmp.bpp = FDTPROP(PATHINF, "bpp"); 135 pnltmp.hfp = FDTPROP(PATHTIM, "hfront-porch"); 136 pnltmp.hbp = FDTPROP(PATHTIM, "hback-porch"); 137 pnltmp.hsw = FDTPROP(PATHTIM, "hsync-len"); 138 pnltmp.vfp = FDTPROP(PATHTIM, "vfront-porch"); 139 pnltmp.vbp = FDTPROP(PATHTIM, "vback-porch"); 140 pnltmp.vsw = FDTPROP(PATHTIM, "vsync-len"); 141 pnltmp.pup_delay = FDTPROP(PATHTIM, "pupdelay"); 142 pnltmp.pon_delay = FDTPROP(PATHTIM, "pondelay"); 143 pnltmp.pxl_clk = FDTPROP(PATHTIM, "clock-frequency"); 144 145 /* check polarity of control-signals */ 146 dtbprop = FDTPROP(PATHTIM, "hsync-active"); 147 if (dtbprop == 0) 148 pnltmp.pol |= HSYNC_INVERT; 149 dtbprop = FDTPROP(PATHTIM, "vsync-active"); 150 if (dtbprop == 0) 151 pnltmp.pol |= VSYNC_INVERT; 152 dtbprop = FDTPROP(PATHINF, "sync-ctrl"); 153 if (dtbprop == 1) 154 pnltmp.pol |= HSVS_CONTROL; 155 dtbprop = FDTPROP(PATHINF, "sync-edge"); 156 if (dtbprop == 1) 157 pnltmp.pol |= HSVS_RISEFALL; 158 dtbprop = FDTPROP(PATHTIM, "pixelclk-active"); 159 if (dtbprop == 0) 160 pnltmp.pol |= PXCLK_INVERT; 161 dtbprop = FDTPROP(PATHTIM, "de-active"); 162 if (dtbprop == 0) 163 pnltmp.pol |= DE_INVERT; 164 165 nodeoff = fdt_path_offset(gd->fdt_blob, "/factory-settings"); 166 if (nodeoff >= 0) { 167 nodep = fdt_getprop(gd->fdt_blob, nodeoff, "rotation", NULL); 168 if (nodep != 0) { 169 if (strcmp(nodep, "cw") == 0) 170 panel_info.vl_rot = 1; 171 else if (strcmp(nodep, "ud") == 0) 172 panel_info.vl_rot = 2; 173 else if (strcmp(nodep, "ccw") == 0) 174 panel_info.vl_rot = 3; 175 else 176 panel_info.vl_rot = 0; 177 } 178 } else { 179 puts("no 'factory-settings / rotation' in dtb!\n"); 180 } 181 snprintf(buf, sizeof(buf), "fbcon=rotate:%d", panel_info.vl_rot); 182 env_set("optargs_rot", buf); 183 #else 184 pnltmp.hactive = env_get_ulong("ds1_hactive", 10, ~0UL); 185 pnltmp.vactive = env_get_ulong("ds1_vactive", 10, ~0UL); 186 pnltmp.bpp = env_get_ulong("ds1_bpp", 10, ~0UL); 187 pnltmp.hfp = env_get_ulong("ds1_hfp", 10, ~0UL); 188 pnltmp.hbp = env_get_ulong("ds1_hbp", 10, ~0UL); 189 pnltmp.hsw = env_get_ulong("ds1_hsw", 10, ~0UL); 190 pnltmp.vfp = env_get_ulong("ds1_vfp", 10, ~0UL); 191 pnltmp.vbp = env_get_ulong("ds1_vbp", 10, ~0UL); 192 pnltmp.vsw = env_get_ulong("ds1_vsw", 10, ~0UL); 193 pnltmp.pxl_clk = env_get_ulong("ds1_pxlclk", 10, ~0UL); 194 pnltmp.pol = env_get_ulong("ds1_pol", 16, ~0UL); 195 pnltmp.pup_delay = env_get_ulong("ds1_pupdelay", 10, ~0UL); 196 pnltmp.pon_delay = env_get_ulong("ds1_tondelay", 10, ~0UL); 197 panel_info.vl_rot = env_get_ulong("ds1_rotation", 10, 0); 198 #endif 199 if ( 200 ~0UL == (pnltmp.hactive) || 201 ~0UL == (pnltmp.vactive) || 202 ~0UL == (pnltmp.bpp) || 203 ~0UL == (pnltmp.hfp) || 204 ~0UL == (pnltmp.hbp) || 205 ~0UL == (pnltmp.hsw) || 206 ~0UL == (pnltmp.vfp) || 207 ~0UL == (pnltmp.vbp) || 208 ~0UL == (pnltmp.vsw) || 209 ~0UL == (pnltmp.pxl_clk) || 210 ~0UL == (pnltmp.pol) || 211 ~0UL == (pnltmp.pup_delay) || 212 ~0UL == (pnltmp.pon_delay) 213 ) { 214 puts("lcd-settings in env/dtb incomplete!\n"); 215 printf("display-timings:\n" 216 "================\n" 217 "hactive: %d\n" 218 "vactive: %d\n" 219 "bpp : %d\n" 220 "hfp : %d\n" 221 "hbp : %d\n" 222 "hsw : %d\n" 223 "vfp : %d\n" 224 "vbp : %d\n" 225 "vsw : %d\n" 226 "pxlclk : %d\n" 227 "pol : 0x%08x\n" 228 "pondly : %d\n", 229 pnltmp.hactive, pnltmp.vactive, pnltmp.bpp, 230 pnltmp.hfp, pnltmp.hbp, pnltmp.hsw, 231 pnltmp.vfp, pnltmp.vbp, pnltmp.vsw, 232 pnltmp.pxl_clk, pnltmp.pol, pnltmp.pon_delay); 233 234 return -1; 235 } 236 debug("lcd-settings in env complete, taking over.\n"); 237 memcpy((void *)panel, 238 (void *)&pnltmp, 239 sizeof(struct am335x_lcdpanel)); 240 241 return 0; 242 } 243 244 #ifdef CONFIG_USE_FDT 245 static int load_devicetree(void) 246 { 247 int rc; 248 loff_t dtbsize; 249 u32 dtbaddr = env_get_ulong("dtbaddr", 16, 0UL); 250 251 if (dtbaddr == 0) { 252 printf("%s: don't have a valid <dtbaddr> in env!\n", __func__); 253 return -1; 254 } 255 #ifdef CONFIG_NAND 256 dtbsize = 0x20000; 257 rc = nand_read_skip_bad(get_nand_dev_by_index(0), 0x40000, 258 (size_t *)&dtbsize, 259 NULL, 0x20000, (u_char *)dtbaddr); 260 #else 261 char *dtbname = env_get("dtb"); 262 char *dtbdev = env_get("dtbdev"); 263 char *dtbpart = env_get("dtbpart"); 264 if (!dtbdev || !dtbpart || !dtbname) { 265 printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__); 266 return -1; 267 } 268 269 if (fs_set_blk_dev(dtbdev, dtbpart, FS_TYPE_EXT)) { 270 puts("load_devicetree: set_blk_dev failed.\n"); 271 return -1; 272 } 273 rc = fs_read(dtbname, (u32)dtbaddr, 0, 0, &dtbsize); 274 #endif 275 if (rc == 0) { 276 gd->fdt_blob = (void *)dtbaddr; 277 gd->fdt_size = dtbsize; 278 debug("loaded %d bytes of dtb onto 0x%08x\n", 279 (u32)dtbsize, (u32)gd->fdt_blob); 280 return dtbsize; 281 } 282 283 printf("%s: load dtb failed!\n", __func__); 284 return -1; 285 } 286 287 static const char *dtbmacaddr(u32 ifno) 288 { 289 int node, len; 290 char enet[16]; 291 const char *mac; 292 const char *path; 293 294 if (gd->fdt_blob == NULL) { 295 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 296 return NULL; 297 } 298 299 node = fdt_path_offset(gd->fdt_blob, "/aliases"); 300 if (node < 0) 301 return NULL; 302 303 sprintf(enet, "ethernet%d", ifno); 304 path = fdt_getprop(gd->fdt_blob, node, enet, NULL); 305 if (!path) { 306 printf("no alias for %s\n", enet); 307 return NULL; 308 } 309 310 node = fdt_path_offset(gd->fdt_blob, path); 311 mac = fdt_getprop(gd->fdt_blob, node, "mac-address", &len); 312 if (mac && is_valid_ethaddr((u8 *)mac)) 313 return mac; 314 315 return NULL; 316 } 317 318 static void br_summaryscreen_printdtb(char *prefix, 319 char *name, 320 char *suffix) 321 { 322 char buf[32] = { 0 }; 323 const char *nodep = buf; 324 char *mac = 0; 325 int nodeoffset; 326 int len; 327 328 if (gd->fdt_blob == NULL) { 329 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 330 return; 331 } 332 333 if (strcmp(name, "brmac1") == 0) { 334 mac = (char *)dtbmacaddr(0); 335 if (mac) 336 sprintf(buf, "%pM", mac); 337 } else if (strcmp(name, "brmac2") == 0) { 338 mac = (char *)dtbmacaddr(1); 339 if (mac) 340 sprintf(buf, "%pM", mac); 341 } else { 342 nodeoffset = fdt_path_offset(gd->fdt_blob, 343 "/factory-settings"); 344 if (nodeoffset < 0) { 345 puts("no 'factory-settings' in dtb!\n"); 346 return; 347 } 348 nodep = fdt_getprop(gd->fdt_blob, nodeoffset, name, &len); 349 } 350 if (nodep && strlen(nodep) > 1) 351 lcd_printf("%s %s %s", prefix, nodep, suffix); 352 else 353 lcd_printf("\n"); 354 } 355 int ft_board_setup(void *blob, bd_t *bd) 356 { 357 int nodeoffset; 358 359 nodeoffset = fdt_path_offset(blob, "/factory-settings"); 360 if (nodeoffset < 0) { 361 puts("set bootloader version 'factory-settings' not in dtb!\n"); 362 return -1; 363 } 364 if (fdt_setprop(blob, nodeoffset, "bl-version", 365 PLAIN_VERSION, strlen(PLAIN_VERSION)) != 0) { 366 puts("set bootloader version 'bl-version' prop. not in dtb!\n"); 367 return -1; 368 } 369 /* 370 * if no simplefb is requested through environment, we don't set up 371 * one, instead we turn off backlight. 372 */ 373 if (env_get_ulong("simplefb", 10, 0) == 0) { 374 lcdbacklight(0); 375 return 0; 376 } 377 /* Setup simplefb devicetree node, also adapt memory-node, 378 * upper limit for kernel e.g. linux is memtop-framebuffer alligned 379 * to a full megabyte. 380 */ 381 u64 start = gd->bd->bi_dram[0].start; 382 u64 size = (gd->fb_base - start) & ~0xFFFFF; 383 int rc = fdt_fixup_memory_banks(blob, &start, &size, 1); 384 385 if (rc) { 386 puts("cannot setup simplefb: Error reserving memory!\n"); 387 return rc; 388 } 389 rc = lcd_dt_simplefb_enable_existing_node(blob); 390 if (rc) { 391 puts("cannot setup simplefb: error enabling simplefb node!\n"); 392 return rc; 393 } 394 395 return 0; 396 } 397 #else 398 399 static void br_summaryscreen_printenv(char *prefix, 400 char *name, char *altname, 401 char *suffix) 402 { 403 char *envval = env_get(name); 404 if (0 != envval) { 405 lcd_printf("%s %s %s", prefix, envval, suffix); 406 } else if (0 != altname) { 407 envval = env_get(altname); 408 if (0 != envval) 409 lcd_printf("%s %s %s", prefix, envval, suffix); 410 } else { 411 lcd_printf("\n"); 412 } 413 } 414 #endif 415 void br_summaryscreen(void) 416 { 417 #ifdef CONFIG_USE_FDT 418 br_summaryscreen_printdtb(" - B&R -", "order-no", "-\n"); 419 br_summaryscreen_printdtb(" Serial/Rev :", "serial-no", " /"); 420 br_summaryscreen_printdtb(" ", "hw-revision", "\n"); 421 br_summaryscreen_printdtb(" MAC (IF1) :", "brmac1", "\n"); 422 br_summaryscreen_printdtb(" MAC (IF2) :", "brmac2", "\n"); 423 lcd_puts(" Bootloader : " PLAIN_VERSION "\n"); 424 lcd_puts("\n"); 425 #else 426 br_summaryscreen_printenv(" - B&R -", "br_orderno", 0, "-\n"); 427 br_summaryscreen_printenv(" Serial/Rev :", "br_serial", 0, "\n"); 428 br_summaryscreen_printenv(" MAC (IF1) :", "br_mac1", "ethaddr", "\n"); 429 br_summaryscreen_printenv(" MAC (IF2) :", "br_mac2", 0, "\n"); 430 lcd_puts(" Bootloader : " PLAIN_VERSION "\n"); 431 lcd_puts("\n"); 432 #endif 433 } 434 435 void lcdpower(int on) 436 { 437 u32 pin, swval, i; 438 #ifdef CONFIG_USE_FDT 439 if (gd->fdt_blob == NULL) { 440 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 441 return; 442 } 443 pin = FDTPROP(PATHINF, "pwrpin"); 444 #else 445 pin = env_get_ulong("ds1_pwr", 16, ~0UL); 446 #endif 447 if (pin == ~0UL) { 448 puts("no pwrpin in dtb/env, cannot powerup display!\n"); 449 return; 450 } 451 452 for (i = 0; i < 3; i++) { 453 if (pin != 0) { 454 swval = pin & 0x80 ? 0 : 1; 455 if (on) 456 gpio_direction_output(pin & 0x7F, swval); 457 else 458 gpio_direction_output(pin & 0x7F, !swval); 459 460 debug("switched pin %d to %d\n", pin & 0x7F, swval); 461 } 462 pin >>= 8; 463 } 464 } 465 466 vidinfo_t panel_info = { 467 .vl_col = 1366, /* 468 * give full resolution for allocating enough 469 * memory 470 */ 471 .vl_row = 768, 472 .vl_bpix = 5, 473 .priv = 0 474 }; 475 476 void lcd_ctrl_init(void *lcdbase) 477 { 478 struct am335x_lcdpanel lcd_panel; 479 #ifdef CONFIG_USE_FDT 480 /* TODO: is there a better place to load the dtb ? */ 481 load_devicetree(); 482 #endif 483 memset(&lcd_panel, 0, sizeof(struct am335x_lcdpanel)); 484 if (load_lcdtiming(&lcd_panel) != 0) 485 return; 486 487 lcd_panel.panel_power_ctrl = &lcdpower; 488 489 if (0 != am335xfb_init(&lcd_panel)) 490 printf("ERROR: failed to initialize video!"); 491 /* 492 * modifiy panel info to 'real' resolution, to operate correct with 493 * lcd-framework. 494 */ 495 panel_info.vl_col = lcd_panel.hactive; 496 panel_info.vl_row = lcd_panel.vactive; 497 498 lcd_set_flush_dcache(1); 499 } 500 501 void lcd_enable(void) 502 { 503 br_summaryscreen(); 504 lcdbacklight(1); 505 } 506 #elif CONFIG_SPL_BUILD 507 #else 508 #error "LCD-support with a suitable FB-Driver is mandatory !" 509 #endif /* CONFIG_LCD */ 510 511 #ifdef CONFIG_SPL_BUILD 512 void pmicsetup(u32 mpupll) 513 { 514 int mpu_vdd; 515 int usb_cur_lim; 516 517 if (i2c_probe(TPS65217_CHIP_PM)) { 518 puts("PMIC (0x24) not found! skip further initalization.\n"); 519 return; 520 } 521 522 /* Get the frequency which is defined by device fuses */ 523 dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev); 524 printf("detected max. frequency: %d - ", dpll_mpu_opp100.m); 525 526 if (0 != mpupll) { 527 dpll_mpu_opp100.m = MPUPLL_M_1000; 528 printf("retuning MPU-PLL to: %d MHz.\n", dpll_mpu_opp100.m); 529 } else { 530 puts("ok.\n"); 531 } 532 /* 533 * Increase USB current limit to 1300mA or 1800mA and set 534 * the MPU voltage controller as needed. 535 */ 536 if (dpll_mpu_opp100.m == MPUPLL_M_1000) { 537 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA; 538 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV; 539 } else { 540 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA; 541 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV; 542 } 543 544 if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_POWER_PATH, 545 usb_cur_lim, TPS65217_USB_INPUT_CUR_LIMIT_MASK)) 546 puts("tps65217_reg_write failure\n"); 547 548 /* Set DCDC3 (CORE) voltage to 1.125V */ 549 if (tps65217_voltage_update(TPS65217_DEFDCDC3, 550 TPS65217_DCDC_VOLT_SEL_1125MV)) { 551 puts("tps65217_voltage_update failure\n"); 552 return; 553 } 554 555 /* Set CORE Frequencies to OPP100 */ 556 do_setup_dpll(&dpll_core_regs, &dpll_core_opp100); 557 558 /* Set DCDC2 (MPU) voltage */ 559 if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) { 560 puts("tps65217_voltage_update failure\n"); 561 return; 562 } 563 564 /* Set LDO3 to 1.8V */ 565 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, 566 TPS65217_DEFLS1, 567 TPS65217_LDO_VOLTAGE_OUT_1_8, 568 TPS65217_LDO_MASK)) 569 puts("tps65217_reg_write failure\n"); 570 /* Set LDO4 to 3.3V */ 571 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, 572 TPS65217_DEFLS2, 573 TPS65217_LDO_VOLTAGE_OUT_3_3, 574 TPS65217_LDO_MASK)) 575 puts("tps65217_reg_write failure\n"); 576 577 /* Set MPU Frequency to what we detected now that voltages are set */ 578 do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100); 579 /* Set PWR_EN bit in Status Register */ 580 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 581 TPS65217_STATUS, TPS65217_PWR_OFF, TPS65217_PWR_OFF); 582 } 583 584 void set_uart_mux_conf(void) 585 { 586 enable_uart0_pin_mux(); 587 } 588 589 void set_mux_conf_regs(void) 590 { 591 enable_board_pin_mux(); 592 } 593 594 #endif /* CONFIG_SPL_BUILD */ 595 596 #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \ 597 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)) 598 static void cpsw_control(int enabled) 599 { 600 /* VTP can be added here */ 601 return; 602 } 603 604 /* describing port offsets of TI's CPSW block */ 605 static struct cpsw_slave_data cpsw_slaves[] = { 606 { 607 .slave_reg_ofs = 0x208, 608 .sliver_reg_ofs = 0xd80, 609 .phy_addr = 1, 610 }, 611 { 612 .slave_reg_ofs = 0x308, 613 .sliver_reg_ofs = 0xdc0, 614 .phy_addr = 2, 615 }, 616 }; 617 618 static struct cpsw_platform_data cpsw_data = { 619 .mdio_base = CPSW_MDIO_BASE, 620 .cpsw_base = CPSW_BASE, 621 .mdio_div = 0xff, 622 .channels = 8, 623 .cpdma_reg_ofs = 0x800, 624 .slaves = 1, 625 .slave_data = cpsw_slaves, 626 .ale_reg_ofs = 0xd00, 627 .ale_entries = 1024, 628 .host_port_reg_ofs = 0x108, 629 .hw_stats_reg_ofs = 0x900, 630 .bd_ram_ofs = 0x2000, 631 .mac_control = (1 << 5), 632 .control = cpsw_control, 633 .host_port_num = 0, 634 .version = CPSW_CTRL_VERSION_2, 635 }; 636 #endif /* CONFIG_DRIVER_TI_CPSW, ... */ 637 638 #if defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD) 639 int board_eth_init(bd_t *bis) 640 { 641 int rv = 0; 642 char mac_addr[6]; 643 const char *mac = 0; 644 uint32_t mac_hi, mac_lo; 645 /* try reading mac address from efuse */ 646 mac_lo = readl(&cdev->macid0l); 647 mac_hi = readl(&cdev->macid0h); 648 mac_addr[0] = mac_hi & 0xFF; 649 mac_addr[1] = (mac_hi & 0xFF00) >> 8; 650 mac_addr[2] = (mac_hi & 0xFF0000) >> 16; 651 mac_addr[3] = (mac_hi & 0xFF000000) >> 24; 652 mac_addr[4] = mac_lo & 0xFF; 653 mac_addr[5] = (mac_lo & 0xFF00) >> 8; 654 655 if (!env_get("ethaddr")) { 656 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_USE_FDT) 657 printf("<ethaddr> not set. trying DTB ... "); 658 mac = dtbmacaddr(0); 659 #endif 660 if (!mac) { 661 printf("<ethaddr> not set. validating E-fuse MAC ... "); 662 if (is_valid_ethaddr((const u8 *)mac_addr)) 663 mac = (const char *)mac_addr; 664 } 665 666 if (mac) { 667 printf("using: %pM on ", mac); 668 eth_env_set_enetaddr("ethaddr", (const u8 *)mac); 669 } 670 } 671 writel(MII_MODE_ENABLE, &cdev->miisel); 672 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII; 673 cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII; 674 675 rv = cpsw_register(&cpsw_data); 676 if (rv < 0) { 677 printf("Error %d registering CPSW switch\n", rv); 678 return 0; 679 } 680 return rv; 681 } 682 #endif /* defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD) */ 683 #if defined(CONFIG_MMC) 684 int board_mmc_init(bd_t *bis) 685 { 686 int rc = 0; 687 688 rc |= omap_mmc_init(0, 0, 0, -1, -1); 689 rc |= omap_mmc_init(1, 0, 0, -1, -1); 690 691 return rc; 692 } 693 #endif 694 int overwrite_console(void) 695 { 696 return 1; 697 } 698