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