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 <errno.h> 15 #include <spl.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 = getenv_ulong("ds1_bright_drv", 16, 0UL); 63 unsigned int bright = getenv_ulong("ds1_bright_def", 10, 50); 64 unsigned int pwmfrq = getenv_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"); 143 144 /* calc. proper clk-divisor */ 145 dtbprop = FDTPROP(PATHTIM, "clock-frequency"); 146 if (dtbprop != ~0UL) 147 pnltmp.pxl_clk_div = 192000000 / dtbprop; 148 else 149 pnltmp.pxl_clk_div = ~0UL; 150 151 /* check polarity of control-signals */ 152 dtbprop = FDTPROP(PATHTIM, "hsync-active"); 153 if (dtbprop == 0) 154 pnltmp.pol |= HSYNC_INVERT; 155 dtbprop = FDTPROP(PATHTIM, "vsync-active"); 156 if (dtbprop == 0) 157 pnltmp.pol |= VSYNC_INVERT; 158 dtbprop = FDTPROP(PATHINF, "sync-ctrl"); 159 if (dtbprop == 1) 160 pnltmp.pol |= HSVS_CONTROL; 161 dtbprop = FDTPROP(PATHINF, "sync-edge"); 162 if (dtbprop == 1) 163 pnltmp.pol |= HSVS_RISEFALL; 164 dtbprop = FDTPROP(PATHTIM, "pixelclk-active"); 165 if (dtbprop == 0) 166 pnltmp.pol |= PXCLK_INVERT; 167 dtbprop = FDTPROP(PATHTIM, "de-active"); 168 if (dtbprop == 0) 169 pnltmp.pol |= DE_INVERT; 170 171 nodeoff = fdt_path_offset(gd->fdt_blob, "/factory-settings"); 172 if (nodeoff >= 0) { 173 nodep = fdt_getprop(gd->fdt_blob, nodeoff, "rotation", NULL); 174 if (nodep != 0) { 175 if (strcmp(nodep, "cw") == 0) 176 panel_info.vl_rot = 1; 177 else if (strcmp(nodep, "ud") == 0) 178 panel_info.vl_rot = 2; 179 else if (strcmp(nodep, "ccw") == 0) 180 panel_info.vl_rot = 3; 181 else 182 panel_info.vl_rot = 0; 183 } 184 } else { 185 puts("no 'factory-settings / rotation' in dtb!\n"); 186 } 187 snprintf(buf, sizeof(buf), "fbcon=rotate:%d", panel_info.vl_rot); 188 setenv("optargs_rot", buf); 189 #else 190 pnltmp.hactive = getenv_ulong("ds1_hactive", 10, ~0UL); 191 pnltmp.vactive = getenv_ulong("ds1_vactive", 10, ~0UL); 192 pnltmp.bpp = getenv_ulong("ds1_bpp", 10, ~0UL); 193 pnltmp.hfp = getenv_ulong("ds1_hfp", 10, ~0UL); 194 pnltmp.hbp = getenv_ulong("ds1_hbp", 10, ~0UL); 195 pnltmp.hsw = getenv_ulong("ds1_hsw", 10, ~0UL); 196 pnltmp.vfp = getenv_ulong("ds1_vfp", 10, ~0UL); 197 pnltmp.vbp = getenv_ulong("ds1_vbp", 10, ~0UL); 198 pnltmp.vsw = getenv_ulong("ds1_vsw", 10, ~0UL); 199 pnltmp.pxl_clk_div = getenv_ulong("ds1_pxlclkdiv", 10, ~0UL); 200 pnltmp.pol = getenv_ulong("ds1_pol", 16, ~0UL); 201 pnltmp.pup_delay = getenv_ulong("ds1_pupdelay", 10, ~0UL); 202 pnltmp.pon_delay = getenv_ulong("ds1_tondelay", 10, ~0UL); 203 panel_info.vl_rot = getenv_ulong("ds1_rotation", 10, 0); 204 #endif 205 if ( 206 ~0UL == (pnltmp.hactive) || 207 ~0UL == (pnltmp.vactive) || 208 ~0UL == (pnltmp.bpp) || 209 ~0UL == (pnltmp.hfp) || 210 ~0UL == (pnltmp.hbp) || 211 ~0UL == (pnltmp.hsw) || 212 ~0UL == (pnltmp.vfp) || 213 ~0UL == (pnltmp.vbp) || 214 ~0UL == (pnltmp.vsw) || 215 ~0UL == (pnltmp.pxl_clk_div) || 216 ~0UL == (pnltmp.pol) || 217 ~0UL == (pnltmp.pup_delay) || 218 ~0UL == (pnltmp.pon_delay) 219 ) { 220 puts("lcd-settings in env/dtb incomplete!\n"); 221 printf("display-timings:\n" 222 "================\n" 223 "hactive: %d\n" 224 "vactive: %d\n" 225 "bpp : %d\n" 226 "hfp : %d\n" 227 "hbp : %d\n" 228 "hsw : %d\n" 229 "vfp : %d\n" 230 "vbp : %d\n" 231 "vsw : %d\n" 232 "pxlclk : %d\n" 233 "pol : 0x%08x\n" 234 "pondly : %d\n", 235 pnltmp.hactive, pnltmp.vactive, pnltmp.bpp, 236 pnltmp.hfp, pnltmp.hbp, pnltmp.hsw, 237 pnltmp.vfp, pnltmp.vbp, pnltmp.vsw, 238 pnltmp.pxl_clk_div, pnltmp.pol, pnltmp.pon_delay); 239 240 return -1; 241 } 242 debug("lcd-settings in env complete, taking over.\n"); 243 memcpy((void *)panel, 244 (void *)&pnltmp, 245 sizeof(struct am335x_lcdpanel)); 246 247 return 0; 248 } 249 250 #ifdef CONFIG_USE_FDT 251 static int load_devicetree(void) 252 { 253 int rc; 254 loff_t dtbsize; 255 u32 dtbaddr = getenv_ulong("dtbaddr", 16, 0UL); 256 257 if (dtbaddr == 0) { 258 printf("%s: don't have a valid <dtbaddr> in env!\n", __func__); 259 return -1; 260 } 261 #ifdef CONFIG_NAND 262 dtbsize = 0x20000; 263 rc = nand_read_skip_bad(&nand_info[0], 0x40000, (size_t *)&dtbsize, 264 NULL, 0x20000, (u_char *)dtbaddr); 265 #else 266 char *dtbname = getenv("dtb"); 267 char *dtbdev = getenv("dtbdev"); 268 char *dtppart = getenv("dtbpart"); 269 if (!dtbdev || !dtbdev || !dtbname) { 270 printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__); 271 return -1; 272 } 273 274 if (fs_set_blk_dev(dtbdev, dtppart, FS_TYPE_EXT)) { 275 puts("load_devicetree: set_blk_dev failed.\n"); 276 return -1; 277 } 278 rc = fs_read(dtbname, (u32)dtbaddr, 0, 0, &dtbsize); 279 #endif 280 if (rc == 0) { 281 gd->fdt_blob = (void *)dtbaddr; 282 gd->fdt_size = dtbsize; 283 debug("loaded %d bytes of dtb onto 0x%08x\n", 284 (u32)dtbsize, (u32)gd->fdt_blob); 285 return dtbsize; 286 } 287 288 printf("%s: load dtb failed!\n", __func__); 289 return -1; 290 } 291 292 static const char *dtbmacaddr(u32 ifno) 293 { 294 int node, len; 295 char enet[16]; 296 const char *mac; 297 const char *path; 298 299 if (gd->fdt_blob == NULL) { 300 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 301 return NULL; 302 } 303 304 node = fdt_path_offset(gd->fdt_blob, "/aliases"); 305 if (node < 0) 306 return NULL; 307 308 sprintf(enet, "ethernet%d", ifno); 309 path = fdt_getprop(gd->fdt_blob, node, enet, NULL); 310 if (!path) { 311 printf("no alias for %s\n", enet); 312 return NULL; 313 } 314 315 node = fdt_path_offset(gd->fdt_blob, path); 316 mac = fdt_getprop(gd->fdt_blob, node, "mac-address", &len); 317 if (mac && is_valid_ethaddr((u8 *)mac)) 318 return mac; 319 320 return NULL; 321 } 322 323 static void br_summaryscreen_printdtb(char *prefix, 324 char *name, 325 char *suffix) 326 { 327 char buf[32] = { 0 }; 328 const char *nodep = buf; 329 char *mac = 0; 330 int nodeoffset; 331 int len; 332 333 if (gd->fdt_blob == NULL) { 334 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 335 return; 336 } 337 338 if (strcmp(name, "brmac1") == 0) { 339 mac = (char *)dtbmacaddr(0); 340 if (mac) 341 sprintf(buf, "%pM", mac); 342 } else if (strcmp(name, "brmac2") == 0) { 343 mac = (char *)dtbmacaddr(1); 344 if (mac) 345 sprintf(buf, "%pM", mac); 346 } else { 347 nodeoffset = fdt_path_offset(gd->fdt_blob, 348 "/factory-settings"); 349 if (nodeoffset < 0) { 350 puts("no 'factory-settings' in dtb!\n"); 351 return; 352 } 353 nodep = fdt_getprop(gd->fdt_blob, nodeoffset, name, &len); 354 } 355 if (nodep && strlen(nodep) > 1) 356 lcd_printf("%s %s %s", prefix, nodep, suffix); 357 else 358 lcd_printf("\n"); 359 } 360 int ft_board_setup(void *blob, bd_t *bd) 361 { 362 int nodeoffset; 363 364 nodeoffset = fdt_path_offset(blob, "/factory-settings"); 365 if (nodeoffset < 0) { 366 puts("set bootloader version 'factory-settings' not in dtb!\n"); 367 return -1; 368 } 369 if (fdt_setprop(blob, nodeoffset, "bl-version", 370 PLAIN_VERSION, strlen(PLAIN_VERSION)) != 0) { 371 puts("set bootloader version 'bl-version' prop. not in dtb!\n"); 372 return -1; 373 } 374 /* 375 * if no simplefb is requested through environment, we don't set up 376 * one, instead we turn off backlight. 377 */ 378 if (getenv_ulong("simplefb", 10, 0) == 0) { 379 lcdbacklight(0); 380 return 0; 381 } 382 /* Setup simplefb devicetree node, also adapt memory-node, 383 * upper limit for kernel e.g. linux is memtop-framebuffer alligned 384 * to a full megabyte. 385 */ 386 u64 start = gd->bd->bi_dram[0].start; 387 u64 size = (gd->fb_base - start) & ~0xFFFFF; 388 int rc = fdt_fixup_memory_banks(blob, &start, &size, 1); 389 390 if (rc) { 391 puts("cannot setup simplefb: Error reserving memory!\n"); 392 return rc; 393 } 394 rc = lcd_dt_simplefb_enable_existing_node(blob); 395 if (rc) { 396 puts("cannot setup simplefb: error enabling simplefb node!\n"); 397 return rc; 398 } 399 400 return 0; 401 } 402 #else 403 404 static void br_summaryscreen_printenv(char *prefix, 405 char *name, char *altname, 406 char *suffix) 407 { 408 char *envval = getenv(name); 409 if (0 != envval) { 410 lcd_printf("%s %s %s", prefix, envval, suffix); 411 } else if (0 != altname) { 412 envval = getenv(altname); 413 if (0 != envval) 414 lcd_printf("%s %s %s", prefix, envval, suffix); 415 } else { 416 lcd_printf("\n"); 417 } 418 } 419 #endif 420 void br_summaryscreen(void) 421 { 422 #ifdef CONFIG_USE_FDT 423 br_summaryscreen_printdtb(" - B&R -", "order-no", "-\n"); 424 br_summaryscreen_printdtb(" Serial/Rev :", "serial-no", " /"); 425 br_summaryscreen_printdtb(" ", "hw-revision", "\n"); 426 br_summaryscreen_printdtb(" MAC (IF1) :", "brmac1", "\n"); 427 br_summaryscreen_printdtb(" MAC (IF2) :", "brmac2", "\n"); 428 lcd_puts(" Bootloader : " PLAIN_VERSION "\n"); 429 lcd_puts("\n"); 430 #else 431 br_summaryscreen_printenv(" - B&R -", "br_orderno", 0, "-\n"); 432 br_summaryscreen_printenv(" Serial/Rev :", "br_serial", 0, "\n"); 433 br_summaryscreen_printenv(" MAC (IF1) :", "br_mac1", "ethaddr", "\n"); 434 br_summaryscreen_printenv(" MAC (IF2) :", "br_mac2", 0, "\n"); 435 lcd_puts(" Bootloader : " PLAIN_VERSION "\n"); 436 lcd_puts("\n"); 437 #endif 438 } 439 440 void lcdpower(int on) 441 { 442 u32 pin, swval, i; 443 #ifdef CONFIG_USE_FDT 444 if (gd->fdt_blob == NULL) { 445 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 446 return; 447 } 448 pin = FDTPROP(PATHINF, "pwrpin"); 449 #else 450 pin = getenv_ulong("ds1_pwr", 16, ~0UL); 451 #endif 452 if (pin == ~0UL) { 453 puts("no pwrpin in dtb/env, cannot powerup display!\n"); 454 return; 455 } 456 457 for (i = 0; i < 3; i++) { 458 if (pin != 0) { 459 swval = pin & 0x80 ? 0 : 1; 460 if (on) 461 gpio_direction_output(pin & 0x7F, swval); 462 else 463 gpio_direction_output(pin & 0x7F, !swval); 464 465 debug("switched pin %d to %d\n", pin & 0x7F, swval); 466 } 467 pin >>= 8; 468 } 469 } 470 471 vidinfo_t panel_info = { 472 .vl_col = 1366, /* 473 * give full resolution for allocating enough 474 * memory 475 */ 476 .vl_row = 768, 477 .vl_bpix = 5, 478 .priv = 0 479 }; 480 481 void lcd_ctrl_init(void *lcdbase) 482 { 483 struct am335x_lcdpanel lcd_panel; 484 #ifdef CONFIG_USE_FDT 485 /* TODO: is there a better place to load the dtb ? */ 486 load_devicetree(); 487 #endif 488 memset(&lcd_panel, 0, sizeof(struct am335x_lcdpanel)); 489 if (load_lcdtiming(&lcd_panel) != 0) 490 return; 491 492 lcd_panel.panel_power_ctrl = &lcdpower; 493 494 if (0 != am335xfb_init(&lcd_panel)) 495 printf("ERROR: failed to initialize video!"); 496 /* 497 * modifiy panel info to 'real' resolution, to operate correct with 498 * lcd-framework. 499 */ 500 panel_info.vl_col = lcd_panel.hactive; 501 panel_info.vl_row = lcd_panel.vactive; 502 503 lcd_set_flush_dcache(1); 504 } 505 506 void lcd_enable(void) 507 { 508 br_summaryscreen(); 509 lcdbacklight(1); 510 } 511 #elif CONFIG_SPL_BUILD 512 #else 513 #error "LCD-support with a suitable FB-Driver is mandatory !" 514 #endif /* CONFIG_LCD */ 515 516 #ifdef CONFIG_SPL_BUILD 517 void pmicsetup(u32 mpupll) 518 { 519 int mpu_vdd; 520 int usb_cur_lim; 521 522 if (i2c_probe(TPS65217_CHIP_PM)) { 523 puts("PMIC (0x24) not found! skip further initalization.\n"); 524 return; 525 } 526 527 /* Get the frequency which is defined by device fuses */ 528 dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev); 529 printf("detected max. frequency: %d - ", dpll_mpu_opp100.m); 530 531 if (0 != mpupll) { 532 dpll_mpu_opp100.m = MPUPLL_M_1000; 533 printf("retuning MPU-PLL to: %d MHz.\n", dpll_mpu_opp100.m); 534 } else { 535 puts("ok.\n"); 536 } 537 /* 538 * Increase USB current limit to 1300mA or 1800mA and set 539 * the MPU voltage controller as needed. 540 */ 541 if (dpll_mpu_opp100.m == MPUPLL_M_1000) { 542 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA; 543 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV; 544 } else { 545 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA; 546 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV; 547 } 548 549 if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_POWER_PATH, 550 usb_cur_lim, TPS65217_USB_INPUT_CUR_LIMIT_MASK)) 551 puts("tps65217_reg_write failure\n"); 552 553 /* Set DCDC3 (CORE) voltage to 1.125V */ 554 if (tps65217_voltage_update(TPS65217_DEFDCDC3, 555 TPS65217_DCDC_VOLT_SEL_1125MV)) { 556 puts("tps65217_voltage_update failure\n"); 557 return; 558 } 559 560 /* Set CORE Frequencies to OPP100 */ 561 do_setup_dpll(&dpll_core_regs, &dpll_core_opp100); 562 563 /* Set DCDC2 (MPU) voltage */ 564 if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) { 565 puts("tps65217_voltage_update failure\n"); 566 return; 567 } 568 569 /* Set LDO3 to 1.8V */ 570 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, 571 TPS65217_DEFLS1, 572 TPS65217_LDO_VOLTAGE_OUT_1_8, 573 TPS65217_LDO_MASK)) 574 puts("tps65217_reg_write failure\n"); 575 /* Set LDO4 to 3.3V */ 576 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, 577 TPS65217_DEFLS2, 578 TPS65217_LDO_VOLTAGE_OUT_3_3, 579 TPS65217_LDO_MASK)) 580 puts("tps65217_reg_write failure\n"); 581 582 /* Set MPU Frequency to what we detected now that voltages are set */ 583 do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100); 584 /* Set PWR_EN bit in Status Register */ 585 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 586 TPS65217_STATUS, TPS65217_PWR_OFF, TPS65217_PWR_OFF); 587 } 588 589 void set_uart_mux_conf(void) 590 { 591 enable_uart0_pin_mux(); 592 } 593 594 void set_mux_conf_regs(void) 595 { 596 enable_board_pin_mux(); 597 } 598 599 #endif /* CONFIG_SPL_BUILD */ 600 601 #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \ 602 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)) 603 static void cpsw_control(int enabled) 604 { 605 /* VTP can be added here */ 606 return; 607 } 608 609 /* describing port offsets of TI's CPSW block */ 610 static struct cpsw_slave_data cpsw_slaves[] = { 611 { 612 .slave_reg_ofs = 0x208, 613 .sliver_reg_ofs = 0xd80, 614 .phy_addr = 1, 615 }, 616 { 617 .slave_reg_ofs = 0x308, 618 .sliver_reg_ofs = 0xdc0, 619 .phy_addr = 2, 620 }, 621 }; 622 623 static struct cpsw_platform_data cpsw_data = { 624 .mdio_base = CPSW_MDIO_BASE, 625 .cpsw_base = CPSW_BASE, 626 .mdio_div = 0xff, 627 .channels = 8, 628 .cpdma_reg_ofs = 0x800, 629 .slaves = 1, 630 .slave_data = cpsw_slaves, 631 .ale_reg_ofs = 0xd00, 632 .ale_entries = 1024, 633 .host_port_reg_ofs = 0x108, 634 .hw_stats_reg_ofs = 0x900, 635 .bd_ram_ofs = 0x2000, 636 .mac_control = (1 << 5), 637 .control = cpsw_control, 638 .host_port_num = 0, 639 .version = CPSW_CTRL_VERSION_2, 640 }; 641 #endif /* CONFIG_DRIVER_TI_CPSW, ... */ 642 643 #if defined(CONFIG_DRIVER_TI_CPSW) 644 645 int board_eth_init(bd_t *bis) 646 { 647 int rv = 0; 648 char mac_addr[6]; 649 const char *mac = 0; 650 uint32_t mac_hi, mac_lo; 651 /* try reading mac address from efuse */ 652 mac_lo = readl(&cdev->macid0l); 653 mac_hi = readl(&cdev->macid0h); 654 mac_addr[0] = mac_hi & 0xFF; 655 mac_addr[1] = (mac_hi & 0xFF00) >> 8; 656 mac_addr[2] = (mac_hi & 0xFF0000) >> 16; 657 mac_addr[3] = (mac_hi & 0xFF000000) >> 24; 658 mac_addr[4] = mac_lo & 0xFF; 659 mac_addr[5] = (mac_lo & 0xFF00) >> 8; 660 661 #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \ 662 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)) 663 if (!getenv("ethaddr")) { 664 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_USE_FDT) 665 printf("<ethaddr> not set. trying DTB ... "); 666 mac = dtbmacaddr(0); 667 #endif 668 if (!mac) { 669 printf("<ethaddr> not set. validating E-fuse MAC ... "); 670 if (is_valid_ethaddr((const u8 *)mac_addr)) 671 mac = (const char *)mac_addr; 672 } 673 674 if (mac) { 675 printf("using: %pM on ", mac); 676 eth_setenv_enetaddr("ethaddr", (const u8 *)mac); 677 } 678 } 679 writel(MII_MODE_ENABLE, &cdev->miisel); 680 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII; 681 cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII; 682 683 rv = cpsw_register(&cpsw_data); 684 if (rv < 0) { 685 printf("Error %d registering CPSW switch\n", rv); 686 return 0; 687 } 688 #endif /* CONFIG_DRIVER_TI_CPSW, ... */ 689 return rv; 690 } 691 #endif /* CONFIG_DRIVER_TI_CPSW */ 692 #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) 693 int board_mmc_init(bd_t *bis) 694 { 695 return omap_mmc_init(1, 0, 0, -1, -1); 696 } 697 #endif 698 int overwrite_console(void) 699 { 700 return 1; 701 } 702