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 <asm/arch/cpu.h> 16 #include <asm/arch/hardware.h> 17 #include <asm/arch/omap.h> 18 #include <asm/arch/clock.h> 19 #include <asm/arch/gpio.h> 20 #include <asm/arch/sys_proto.h> 21 #include <asm/arch/mmc_host_def.h> 22 #include <asm/io.h> 23 #include <asm/gpio.h> 24 #include <i2c.h> 25 #include <miiphy.h> 26 #include <cpsw.h> 27 #include <power/tps65217.h> 28 #include <lcd.h> 29 #include <fs.h> 30 #ifdef CONFIG_USE_FDT 31 #include <fdt_support.h> 32 #endif 33 #include "bur_common.h" 34 #include "../../../drivers/video/am335x-fb.h" 35 #include <nand.h> 36 #include <fdt_simplefb.h> 37 38 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; 39 40 DECLARE_GLOBAL_DATA_PTR; 41 42 #ifdef CONFIG_USE_FDT 43 #define FDTPROP(b, c) fdt_getprop_u32_default(gd->fdt_blob, b, c, ~0UL) 44 #define PATHTIM "/panel/display-timings/default" 45 #define PATHINF "/panel/panel-info" 46 #endif 47 /* --------------------------------------------------------------------------*/ 48 #if defined(CONFIG_LCD) && defined(CONFIG_AM335X_LCD) && \ 49 !defined(CONFIG_SPL_BUILD) 50 void lcdbacklight(int on) 51 { 52 #ifdef CONFIG_USE_FDT 53 if (gd->fdt_blob == NULL) { 54 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 55 return; 56 } 57 unsigned int driver = FDTPROP(PATHINF, "brightdrv"); 58 unsigned int bright = FDTPROP(PATHINF, "brightdef"); 59 unsigned int pwmfrq = FDTPROP(PATHINF, "brightfdim"); 60 #else 61 unsigned int driver = getenv_ulong("ds1_bright_drv", 16, 0UL); 62 unsigned int bright = getenv_ulong("ds1_bright_def", 10, 50); 63 unsigned int pwmfrq = getenv_ulong("ds1_pwmfreq", 10, ~0UL); 64 #endif 65 unsigned int tmp; 66 struct gptimer *timerhw; 67 68 if (on) 69 bright = bright != ~0UL ? bright : 50; 70 else 71 bright = 0; 72 73 switch (driver) { 74 case 2: 75 timerhw = (struct gptimer *)DM_TIMER5_BASE; 76 break; 77 default: 78 timerhw = (struct gptimer *)DM_TIMER6_BASE; 79 } 80 81 switch (driver) { 82 case 0: /* PMIC LED-Driver */ 83 /* brightness level */ 84 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 85 TPS65217_WLEDCTRL2, bright, 0xFF); 86 /* current sink */ 87 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 88 TPS65217_WLEDCTRL1, 89 bright != 0 ? 0x0A : 0x02, 90 0xFF); 91 break; 92 case 1: 93 case 2: /* PWM using timer */ 94 if (pwmfrq != ~0UL) { 95 timerhw->tiocp_cfg = TCFG_RESET; 96 udelay(10); 97 while (timerhw->tiocp_cfg & TCFG_RESET) 98 ; 99 tmp = ~0UL-(V_OSCK/pwmfrq); /* bottom value */ 100 timerhw->tldr = tmp; 101 timerhw->tcrr = tmp; 102 tmp = tmp + ((V_OSCK/pwmfrq)/100) * bright; 103 timerhw->tmar = tmp; 104 timerhw->tclr = (TCLR_PT | (2 << TCLR_TRG_SHIFT) | 105 TCLR_CE | TCLR_AR | TCLR_ST); 106 } else { 107 puts("invalid pwmfrq in env/dtb! skip PWM-setup.\n"); 108 } 109 break; 110 default: 111 puts("no suitable backlightdriver in env/dtb!\n"); 112 break; 113 } 114 } 115 116 int load_lcdtiming(struct am335x_lcdpanel *panel) 117 { 118 struct am335x_lcdpanel pnltmp; 119 #ifdef CONFIG_USE_FDT 120 u32 dtbprop; 121 char buf[32]; 122 const char *nodep = 0; 123 int nodeoff; 124 125 if (gd->fdt_blob == NULL) { 126 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 127 return -1; 128 } 129 memcpy(&pnltmp, (void *)panel, sizeof(struct am335x_lcdpanel)); 130 131 pnltmp.hactive = FDTPROP(PATHTIM, "hactive"); 132 pnltmp.vactive = FDTPROP(PATHTIM, "vactive"); 133 pnltmp.bpp = FDTPROP(PATHINF, "bpp"); 134 pnltmp.hfp = FDTPROP(PATHTIM, "hfront-porch"); 135 pnltmp.hbp = FDTPROP(PATHTIM, "hback-porch"); 136 pnltmp.hsw = FDTPROP(PATHTIM, "hsync-len"); 137 pnltmp.vfp = FDTPROP(PATHTIM, "vfront-porch"); 138 pnltmp.vbp = FDTPROP(PATHTIM, "vback-porch"); 139 pnltmp.vsw = FDTPROP(PATHTIM, "vsync-len"); 140 pnltmp.pup_delay = FDTPROP(PATHTIM, "pupdelay"); 141 pnltmp.pon_delay = FDTPROP(PATHTIM, "pondelay"); 142 143 /* calc. proper clk-divisor */ 144 dtbprop = FDTPROP(PATHTIM, "clock-frequency"); 145 if (dtbprop != ~0UL) 146 pnltmp.pxl_clk_div = 192000000 / dtbprop; 147 else 148 pnltmp.pxl_clk_div = ~0UL; 149 150 /* check polarity of control-signals */ 151 dtbprop = FDTPROP(PATHTIM, "hsync-active"); 152 if (dtbprop == 0) 153 pnltmp.pol |= HSYNC_INVERT; 154 dtbprop = FDTPROP(PATHTIM, "vsync-active"); 155 if (dtbprop == 0) 156 pnltmp.pol |= VSYNC_INVERT; 157 dtbprop = FDTPROP(PATHINF, "sync-ctrl"); 158 if (dtbprop == 1) 159 pnltmp.pol |= HSVS_CONTROL; 160 dtbprop = FDTPROP(PATHINF, "sync-edge"); 161 if (dtbprop == 1) 162 pnltmp.pol |= HSVS_RISEFALL; 163 dtbprop = FDTPROP(PATHTIM, "pixelclk-active"); 164 if (dtbprop == 0) 165 pnltmp.pol |= PXCLK_INVERT; 166 dtbprop = FDTPROP(PATHTIM, "de-active"); 167 if (dtbprop == 0) 168 pnltmp.pol |= DE_INVERT; 169 170 nodeoff = fdt_path_offset(gd->fdt_blob, "/factory-settings"); 171 if (nodeoff >= 0) { 172 nodep = fdt_getprop(gd->fdt_blob, nodeoff, "rotation", NULL); 173 if (nodep != 0) { 174 if (strcmp(nodep, "cw") == 0) 175 panel_info.vl_rot = 1; 176 else if (strcmp(nodep, "ud") == 0) 177 panel_info.vl_rot = 2; 178 else if (strcmp(nodep, "ccw") == 0) 179 panel_info.vl_rot = 3; 180 else 181 panel_info.vl_rot = 0; 182 } 183 } else { 184 puts("no 'factory-settings / rotation' in dtb!\n"); 185 } 186 snprintf(buf, sizeof(buf), "fbcon=rotate:%d", panel_info.vl_rot); 187 setenv("optargs_rot", buf); 188 #else 189 pnltmp.hactive = getenv_ulong("ds1_hactive", 10, ~0UL); 190 pnltmp.vactive = getenv_ulong("ds1_vactive", 10, ~0UL); 191 pnltmp.bpp = getenv_ulong("ds1_bpp", 10, ~0UL); 192 pnltmp.hfp = getenv_ulong("ds1_hfp", 10, ~0UL); 193 pnltmp.hbp = getenv_ulong("ds1_hbp", 10, ~0UL); 194 pnltmp.hsw = getenv_ulong("ds1_hsw", 10, ~0UL); 195 pnltmp.vfp = getenv_ulong("ds1_vfp", 10, ~0UL); 196 pnltmp.vbp = getenv_ulong("ds1_vbp", 10, ~0UL); 197 pnltmp.vsw = getenv_ulong("ds1_vsw", 10, ~0UL); 198 pnltmp.pxl_clk_div = getenv_ulong("ds1_pxlclkdiv", 10, ~0UL); 199 pnltmp.pol = getenv_ulong("ds1_pol", 16, ~0UL); 200 pnltmp.pup_delay = getenv_ulong("ds1_pupdelay", 10, ~0UL); 201 pnltmp.pon_delay = getenv_ulong("ds1_tondelay", 10, ~0UL); 202 panel_info.vl_rot = getenv_ulong("ds1_rotation", 10, 0); 203 #endif 204 if ( 205 ~0UL == (pnltmp.hactive) || 206 ~0UL == (pnltmp.vactive) || 207 ~0UL == (pnltmp.bpp) || 208 ~0UL == (pnltmp.hfp) || 209 ~0UL == (pnltmp.hbp) || 210 ~0UL == (pnltmp.hsw) || 211 ~0UL == (pnltmp.vfp) || 212 ~0UL == (pnltmp.vbp) || 213 ~0UL == (pnltmp.vsw) || 214 ~0UL == (pnltmp.pxl_clk_div) || 215 ~0UL == (pnltmp.pol) || 216 ~0UL == (pnltmp.pup_delay) || 217 ~0UL == (pnltmp.pon_delay) 218 ) { 219 puts("lcd-settings in env/dtb incomplete!\n"); 220 printf("display-timings:\n" 221 "================\n" 222 "hactive: %d\n" 223 "vactive: %d\n" 224 "bpp : %d\n" 225 "hfp : %d\n" 226 "hbp : %d\n" 227 "hsw : %d\n" 228 "vfp : %d\n" 229 "vbp : %d\n" 230 "vsw : %d\n" 231 "pxlclk : %d\n" 232 "pol : 0x%08x\n" 233 "pondly : %d\n", 234 pnltmp.hactive, pnltmp.vactive, pnltmp.bpp, 235 pnltmp.hfp, pnltmp.hbp, pnltmp.hsw, 236 pnltmp.vfp, pnltmp.vbp, pnltmp.vsw, 237 pnltmp.pxl_clk_div, pnltmp.pol, pnltmp.pon_delay); 238 239 return -1; 240 } 241 debug("lcd-settings in env complete, taking over.\n"); 242 memcpy((void *)panel, 243 (void *)&pnltmp, 244 sizeof(struct am335x_lcdpanel)); 245 246 return 0; 247 } 248 249 #ifdef CONFIG_USE_FDT 250 static int load_devicetree(void) 251 { 252 int rc; 253 loff_t dtbsize; 254 u32 dtbaddr = getenv_ulong("dtbaddr", 16, 0UL); 255 256 if (dtbaddr == 0) { 257 printf("%s: don't have a valid <dtbaddr> in env!\n", __func__); 258 return -1; 259 } 260 #ifdef CONFIG_NAND 261 dtbsize = 0x20000; 262 rc = nand_read_skip_bad(nand_info[0], 0x40000, (size_t *)&dtbsize, 263 NULL, 0x20000, (u_char *)dtbaddr); 264 #else 265 char *dtbname = getenv("dtb"); 266 char *dtbdev = getenv("dtbdev"); 267 char *dtbpart = getenv("dtbpart"); 268 if (!dtbdev || !dtbpart || !dtbname) { 269 printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__); 270 return -1; 271 } 272 273 if (fs_set_blk_dev(dtbdev, dtbpart, FS_TYPE_EXT)) { 274 puts("load_devicetree: set_blk_dev failed.\n"); 275 return -1; 276 } 277 rc = fs_read(dtbname, (u32)dtbaddr, 0, 0, &dtbsize); 278 #endif 279 if (rc == 0) { 280 gd->fdt_blob = (void *)dtbaddr; 281 gd->fdt_size = dtbsize; 282 debug("loaded %d bytes of dtb onto 0x%08x\n", 283 (u32)dtbsize, (u32)gd->fdt_blob); 284 return dtbsize; 285 } 286 287 printf("%s: load dtb failed!\n", __func__); 288 return -1; 289 } 290 291 static const char *dtbmacaddr(u32 ifno) 292 { 293 int node, len; 294 char enet[16]; 295 const char *mac; 296 const char *path; 297 298 if (gd->fdt_blob == NULL) { 299 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 300 return NULL; 301 } 302 303 node = fdt_path_offset(gd->fdt_blob, "/aliases"); 304 if (node < 0) 305 return NULL; 306 307 sprintf(enet, "ethernet%d", ifno); 308 path = fdt_getprop(gd->fdt_blob, node, enet, NULL); 309 if (!path) { 310 printf("no alias for %s\n", enet); 311 return NULL; 312 } 313 314 node = fdt_path_offset(gd->fdt_blob, path); 315 mac = fdt_getprop(gd->fdt_blob, node, "mac-address", &len); 316 if (mac && is_valid_ethaddr((u8 *)mac)) 317 return mac; 318 319 return NULL; 320 } 321 322 static void br_summaryscreen_printdtb(char *prefix, 323 char *name, 324 char *suffix) 325 { 326 char buf[32] = { 0 }; 327 const char *nodep = buf; 328 char *mac = 0; 329 int nodeoffset; 330 int len; 331 332 if (gd->fdt_blob == NULL) { 333 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 334 return; 335 } 336 337 if (strcmp(name, "brmac1") == 0) { 338 mac = (char *)dtbmacaddr(0); 339 if (mac) 340 sprintf(buf, "%pM", mac); 341 } else if (strcmp(name, "brmac2") == 0) { 342 mac = (char *)dtbmacaddr(1); 343 if (mac) 344 sprintf(buf, "%pM", mac); 345 } else { 346 nodeoffset = fdt_path_offset(gd->fdt_blob, 347 "/factory-settings"); 348 if (nodeoffset < 0) { 349 puts("no 'factory-settings' in dtb!\n"); 350 return; 351 } 352 nodep = fdt_getprop(gd->fdt_blob, nodeoffset, name, &len); 353 } 354 if (nodep && strlen(nodep) > 1) 355 lcd_printf("%s %s %s", prefix, nodep, suffix); 356 else 357 lcd_printf("\n"); 358 } 359 int ft_board_setup(void *blob, bd_t *bd) 360 { 361 int nodeoffset; 362 363 nodeoffset = fdt_path_offset(blob, "/factory-settings"); 364 if (nodeoffset < 0) { 365 puts("set bootloader version 'factory-settings' not in dtb!\n"); 366 return -1; 367 } 368 if (fdt_setprop(blob, nodeoffset, "bl-version", 369 PLAIN_VERSION, strlen(PLAIN_VERSION)) != 0) { 370 puts("set bootloader version 'bl-version' prop. not in dtb!\n"); 371 return -1; 372 } 373 /* 374 * if no simplefb is requested through environment, we don't set up 375 * one, instead we turn off backlight. 376 */ 377 if (getenv_ulong("simplefb", 10, 0) == 0) { 378 lcdbacklight(0); 379 return 0; 380 } 381 /* Setup simplefb devicetree node, also adapt memory-node, 382 * upper limit for kernel e.g. linux is memtop-framebuffer alligned 383 * to a full megabyte. 384 */ 385 u64 start = gd->bd->bi_dram[0].start; 386 u64 size = (gd->fb_base - start) & ~0xFFFFF; 387 int rc = fdt_fixup_memory_banks(blob, &start, &size, 1); 388 389 if (rc) { 390 puts("cannot setup simplefb: Error reserving memory!\n"); 391 return rc; 392 } 393 rc = lcd_dt_simplefb_enable_existing_node(blob); 394 if (rc) { 395 puts("cannot setup simplefb: error enabling simplefb node!\n"); 396 return rc; 397 } 398 399 return 0; 400 } 401 #else 402 403 static void br_summaryscreen_printenv(char *prefix, 404 char *name, char *altname, 405 char *suffix) 406 { 407 char *envval = getenv(name); 408 if (0 != envval) { 409 lcd_printf("%s %s %s", prefix, envval, suffix); 410 } else if (0 != altname) { 411 envval = getenv(altname); 412 if (0 != envval) 413 lcd_printf("%s %s %s", prefix, envval, suffix); 414 } else { 415 lcd_printf("\n"); 416 } 417 } 418 #endif 419 void br_summaryscreen(void) 420 { 421 #ifdef CONFIG_USE_FDT 422 br_summaryscreen_printdtb(" - B&R -", "order-no", "-\n"); 423 br_summaryscreen_printdtb(" Serial/Rev :", "serial-no", " /"); 424 br_summaryscreen_printdtb(" ", "hw-revision", "\n"); 425 br_summaryscreen_printdtb(" MAC (IF1) :", "brmac1", "\n"); 426 br_summaryscreen_printdtb(" MAC (IF2) :", "brmac2", "\n"); 427 lcd_puts(" Bootloader : " PLAIN_VERSION "\n"); 428 lcd_puts("\n"); 429 #else 430 br_summaryscreen_printenv(" - B&R -", "br_orderno", 0, "-\n"); 431 br_summaryscreen_printenv(" Serial/Rev :", "br_serial", 0, "\n"); 432 br_summaryscreen_printenv(" MAC (IF1) :", "br_mac1", "ethaddr", "\n"); 433 br_summaryscreen_printenv(" MAC (IF2) :", "br_mac2", 0, "\n"); 434 lcd_puts(" Bootloader : " PLAIN_VERSION "\n"); 435 lcd_puts("\n"); 436 #endif 437 } 438 439 void lcdpower(int on) 440 { 441 u32 pin, swval, i; 442 #ifdef CONFIG_USE_FDT 443 if (gd->fdt_blob == NULL) { 444 printf("%s: don't have a valid gd->fdt_blob!\n", __func__); 445 return; 446 } 447 pin = FDTPROP(PATHINF, "pwrpin"); 448 #else 449 pin = getenv_ulong("ds1_pwr", 16, ~0UL); 450 #endif 451 if (pin == ~0UL) { 452 puts("no pwrpin in dtb/env, cannot powerup display!\n"); 453 return; 454 } 455 456 for (i = 0; i < 3; i++) { 457 if (pin != 0) { 458 swval = pin & 0x80 ? 0 : 1; 459 if (on) 460 gpio_direction_output(pin & 0x7F, swval); 461 else 462 gpio_direction_output(pin & 0x7F, !swval); 463 464 debug("switched pin %d to %d\n", pin & 0x7F, swval); 465 } 466 pin >>= 8; 467 } 468 } 469 470 vidinfo_t panel_info = { 471 .vl_col = 1366, /* 472 * give full resolution for allocating enough 473 * memory 474 */ 475 .vl_row = 768, 476 .vl_bpix = 5, 477 .priv = 0 478 }; 479 480 void lcd_ctrl_init(void *lcdbase) 481 { 482 struct am335x_lcdpanel lcd_panel; 483 #ifdef CONFIG_USE_FDT 484 /* TODO: is there a better place to load the dtb ? */ 485 load_devicetree(); 486 #endif 487 memset(&lcd_panel, 0, sizeof(struct am335x_lcdpanel)); 488 if (load_lcdtiming(&lcd_panel) != 0) 489 return; 490 491 lcd_panel.panel_power_ctrl = &lcdpower; 492 493 if (0 != am335xfb_init(&lcd_panel)) 494 printf("ERROR: failed to initialize video!"); 495 /* 496 * modifiy panel info to 'real' resolution, to operate correct with 497 * lcd-framework. 498 */ 499 panel_info.vl_col = lcd_panel.hactive; 500 panel_info.vl_row = lcd_panel.vactive; 501 502 lcd_set_flush_dcache(1); 503 } 504 505 void lcd_enable(void) 506 { 507 br_summaryscreen(); 508 lcdbacklight(1); 509 } 510 #elif CONFIG_SPL_BUILD 511 #else 512 #error "LCD-support with a suitable FB-Driver is mandatory !" 513 #endif /* CONFIG_LCD */ 514 515 #ifdef CONFIG_SPL_BUILD 516 void pmicsetup(u32 mpupll) 517 { 518 int mpu_vdd; 519 int usb_cur_lim; 520 521 if (i2c_probe(TPS65217_CHIP_PM)) { 522 puts("PMIC (0x24) not found! skip further initalization.\n"); 523 return; 524 } 525 526 /* Get the frequency which is defined by device fuses */ 527 dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev); 528 printf("detected max. frequency: %d - ", dpll_mpu_opp100.m); 529 530 if (0 != mpupll) { 531 dpll_mpu_opp100.m = MPUPLL_M_1000; 532 printf("retuning MPU-PLL to: %d MHz.\n", dpll_mpu_opp100.m); 533 } else { 534 puts("ok.\n"); 535 } 536 /* 537 * Increase USB current limit to 1300mA or 1800mA and set 538 * the MPU voltage controller as needed. 539 */ 540 if (dpll_mpu_opp100.m == MPUPLL_M_1000) { 541 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA; 542 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV; 543 } else { 544 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA; 545 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV; 546 } 547 548 if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_POWER_PATH, 549 usb_cur_lim, TPS65217_USB_INPUT_CUR_LIMIT_MASK)) 550 puts("tps65217_reg_write failure\n"); 551 552 /* Set DCDC3 (CORE) voltage to 1.125V */ 553 if (tps65217_voltage_update(TPS65217_DEFDCDC3, 554 TPS65217_DCDC_VOLT_SEL_1125MV)) { 555 puts("tps65217_voltage_update failure\n"); 556 return; 557 } 558 559 /* Set CORE Frequencies to OPP100 */ 560 do_setup_dpll(&dpll_core_regs, &dpll_core_opp100); 561 562 /* Set DCDC2 (MPU) voltage */ 563 if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) { 564 puts("tps65217_voltage_update failure\n"); 565 return; 566 } 567 568 /* Set LDO3 to 1.8V */ 569 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, 570 TPS65217_DEFLS1, 571 TPS65217_LDO_VOLTAGE_OUT_1_8, 572 TPS65217_LDO_MASK)) 573 puts("tps65217_reg_write failure\n"); 574 /* Set LDO4 to 3.3V */ 575 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, 576 TPS65217_DEFLS2, 577 TPS65217_LDO_VOLTAGE_OUT_3_3, 578 TPS65217_LDO_MASK)) 579 puts("tps65217_reg_write failure\n"); 580 581 /* Set MPU Frequency to what we detected now that voltages are set */ 582 do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100); 583 /* Set PWR_EN bit in Status Register */ 584 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 585 TPS65217_STATUS, TPS65217_PWR_OFF, TPS65217_PWR_OFF); 586 } 587 588 void set_uart_mux_conf(void) 589 { 590 enable_uart0_pin_mux(); 591 } 592 593 void set_mux_conf_regs(void) 594 { 595 enable_board_pin_mux(); 596 } 597 598 #endif /* CONFIG_SPL_BUILD */ 599 600 #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \ 601 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)) 602 static void cpsw_control(int enabled) 603 { 604 /* VTP can be added here */ 605 return; 606 } 607 608 /* describing port offsets of TI's CPSW block */ 609 static struct cpsw_slave_data cpsw_slaves[] = { 610 { 611 .slave_reg_ofs = 0x208, 612 .sliver_reg_ofs = 0xd80, 613 .phy_addr = 1, 614 }, 615 { 616 .slave_reg_ofs = 0x308, 617 .sliver_reg_ofs = 0xdc0, 618 .phy_addr = 2, 619 }, 620 }; 621 622 static struct cpsw_platform_data cpsw_data = { 623 .mdio_base = CPSW_MDIO_BASE, 624 .cpsw_base = CPSW_BASE, 625 .mdio_div = 0xff, 626 .channels = 8, 627 .cpdma_reg_ofs = 0x800, 628 .slaves = 1, 629 .slave_data = cpsw_slaves, 630 .ale_reg_ofs = 0xd00, 631 .ale_entries = 1024, 632 .host_port_reg_ofs = 0x108, 633 .hw_stats_reg_ofs = 0x900, 634 .bd_ram_ofs = 0x2000, 635 .mac_control = (1 << 5), 636 .control = cpsw_control, 637 .host_port_num = 0, 638 .version = CPSW_CTRL_VERSION_2, 639 }; 640 #endif /* CONFIG_DRIVER_TI_CPSW, ... */ 641 642 #if defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD) 643 int board_eth_init(bd_t *bis) 644 { 645 int rv = 0; 646 char mac_addr[6]; 647 const char *mac = 0; 648 uint32_t mac_hi, mac_lo; 649 /* try reading mac address from efuse */ 650 mac_lo = readl(&cdev->macid0l); 651 mac_hi = readl(&cdev->macid0h); 652 mac_addr[0] = mac_hi & 0xFF; 653 mac_addr[1] = (mac_hi & 0xFF00) >> 8; 654 mac_addr[2] = (mac_hi & 0xFF0000) >> 16; 655 mac_addr[3] = (mac_hi & 0xFF000000) >> 24; 656 mac_addr[4] = mac_lo & 0xFF; 657 mac_addr[5] = (mac_lo & 0xFF00) >> 8; 658 659 if (!getenv("ethaddr")) { 660 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_USE_FDT) 661 printf("<ethaddr> not set. trying DTB ... "); 662 mac = dtbmacaddr(0); 663 #endif 664 if (!mac) { 665 printf("<ethaddr> not set. validating E-fuse MAC ... "); 666 if (is_valid_ethaddr((const u8 *)mac_addr)) 667 mac = (const char *)mac_addr; 668 } 669 670 if (mac) { 671 printf("using: %pM on ", mac); 672 eth_setenv_enetaddr("ethaddr", (const u8 *)mac); 673 } 674 } 675 writel(MII_MODE_ENABLE, &cdev->miisel); 676 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII; 677 cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII; 678 679 rv = cpsw_register(&cpsw_data); 680 if (rv < 0) { 681 printf("Error %d registering CPSW switch\n", rv); 682 return 0; 683 } 684 return rv; 685 } 686 #endif /* defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD) */ 687 #if defined(CONFIG_GENERIC_MMC) 688 int board_mmc_init(bd_t *bis) 689 { 690 return omap_mmc_init(1, 0, 0, -1, -1); 691 } 692 #endif 693 int overwrite_console(void) 694 { 695 return 1; 696 } 697