1 /* 2 * common.c 3 * 4 * common board functions for B&R boards 5 * 6 * Copyright (C) 2013 Hannes Petermaier <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 37 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE; 38 39 DECLARE_GLOBAL_DATA_PTR; 40 41 #ifdef CONFIG_USE_FDT 42 #define FDTPROP(a, b, c) fdt_getprop_u32_default((void *)a, b, c, ~0UL) 43 #define PATHTIM "/panel/display-timings/default" 44 #define PATHINF "/panel/panel-info" 45 #endif 46 /* --------------------------------------------------------------------------*/ 47 #if defined(CONFIG_LCD) && defined(CONFIG_AM335X_LCD) && \ 48 !defined(CONFIG_SPL_BUILD) 49 int load_lcdtiming(struct am335x_lcdpanel *panel) 50 { 51 struct am335x_lcdpanel pnltmp; 52 #ifdef CONFIG_USE_FDT 53 u32 dtbaddr = getenv_ulong("dtbaddr", 16, ~0UL); 54 u32 dtbprop; 55 56 if (dtbaddr == ~0UL) { 57 puts("load_lcdtiming: failed to get 'dtbaddr' from env!\n"); 58 return -1; 59 } 60 memcpy(&pnltmp, (void *)panel, sizeof(struct am335x_lcdpanel)); 61 62 pnltmp.hactive = FDTPROP(dtbaddr, PATHTIM, "hactive"); 63 pnltmp.vactive = FDTPROP(dtbaddr, PATHTIM, "vactive"); 64 pnltmp.bpp = FDTPROP(dtbaddr, PATHINF, "bpp"); 65 pnltmp.hfp = FDTPROP(dtbaddr, PATHTIM, "hfront-porch"); 66 pnltmp.hbp = FDTPROP(dtbaddr, PATHTIM, "hback-porch"); 67 pnltmp.hsw = FDTPROP(dtbaddr, PATHTIM, "hsync-len"); 68 pnltmp.vfp = FDTPROP(dtbaddr, PATHTIM, "vfront-porch"); 69 pnltmp.vbp = FDTPROP(dtbaddr, PATHTIM, "vback-porch"); 70 pnltmp.vsw = FDTPROP(dtbaddr, PATHTIM, "vsync-len"); 71 pnltmp.pup_delay = FDTPROP(dtbaddr, PATHTIM, "pupdelay"); 72 pnltmp.pon_delay = FDTPROP(dtbaddr, PATHTIM, "pondelay"); 73 74 /* calc. proper clk-divisor */ 75 dtbprop = FDTPROP(dtbaddr, PATHTIM, "clock-frequency"); 76 if (dtbprop != ~0UL) 77 pnltmp.pxl_clk_div = 192000000 / dtbprop; 78 else 79 pnltmp.pxl_clk_div = ~0UL; 80 81 /* check polarity of control-signals */ 82 dtbprop = FDTPROP(dtbaddr, PATHTIM, "hsync-active"); 83 if (dtbprop == 0) 84 pnltmp.pol |= HSYNC_INVERT; 85 dtbprop = FDTPROP(dtbaddr, PATHTIM, "vsync-active"); 86 if (dtbprop == 0) 87 pnltmp.pol |= VSYNC_INVERT; 88 dtbprop = FDTPROP(dtbaddr, PATHINF, "sync-ctrl"); 89 if (dtbprop == 1) 90 pnltmp.pol |= HSVS_CONTROL; 91 dtbprop = FDTPROP(dtbaddr, PATHINF, "sync-edge"); 92 if (dtbprop == 1) 93 pnltmp.pol |= HSVS_RISEFALL; 94 dtbprop = FDTPROP(dtbaddr, PATHTIM, "pixelclk-active"); 95 if (dtbprop == 0) 96 pnltmp.pol |= PXCLK_INVERT; 97 dtbprop = FDTPROP(dtbaddr, PATHTIM, "de-active"); 98 if (dtbprop == 0) 99 pnltmp.pol |= DE_INVERT; 100 #else 101 pnltmp.hactive = getenv_ulong("ds1_hactive", 10, ~0UL); 102 pnltmp.vactive = getenv_ulong("ds1_vactive", 10, ~0UL); 103 pnltmp.bpp = getenv_ulong("ds1_bpp", 10, ~0UL); 104 pnltmp.hfp = getenv_ulong("ds1_hfp", 10, ~0UL); 105 pnltmp.hbp = getenv_ulong("ds1_hbp", 10, ~0UL); 106 pnltmp.hsw = getenv_ulong("ds1_hsw", 10, ~0UL); 107 pnltmp.vfp = getenv_ulong("ds1_vfp", 10, ~0UL); 108 pnltmp.vbp = getenv_ulong("ds1_vbp", 10, ~0UL); 109 pnltmp.vsw = getenv_ulong("ds1_vsw", 10, ~0UL); 110 pnltmp.pxl_clk_div = getenv_ulong("ds1_pxlclkdiv", 10, ~0UL); 111 pnltmp.pol = getenv_ulong("ds1_pol", 16, ~0UL); 112 pnltmp.pup_delay = getenv_ulong("ds1_pupdelay", 10, ~0UL); 113 pnltmp.pon_delay = getenv_ulong("ds1_tondelay", 10, ~0UL); 114 #endif 115 if ( 116 ~0UL == (pnltmp.hactive) || 117 ~0UL == (pnltmp.vactive) || 118 ~0UL == (pnltmp.bpp) || 119 ~0UL == (pnltmp.hfp) || 120 ~0UL == (pnltmp.hbp) || 121 ~0UL == (pnltmp.hsw) || 122 ~0UL == (pnltmp.vfp) || 123 ~0UL == (pnltmp.vbp) || 124 ~0UL == (pnltmp.vsw) || 125 ~0UL == (pnltmp.pxl_clk_div) || 126 ~0UL == (pnltmp.pol) || 127 ~0UL == (pnltmp.pup_delay) || 128 ~0UL == (pnltmp.pon_delay) 129 ) { 130 puts("lcd-settings in env/dtb incomplete!\n"); 131 printf("display-timings:\n" 132 "================\n" 133 "hactive: %d\n" 134 "vactive: %d\n" 135 "bpp : %d\n" 136 "hfp : %d\n" 137 "hbp : %d\n" 138 "hsw : %d\n" 139 "vfp : %d\n" 140 "vbp : %d\n" 141 "vsw : %d\n" 142 "pxlclk : %d\n" 143 "pol : 0x%08x\n" 144 "pondly : %d\n", 145 pnltmp.hactive, pnltmp.vactive, pnltmp.bpp, 146 pnltmp.hfp, pnltmp.hbp, pnltmp.hsw, 147 pnltmp.vfp, pnltmp.vbp, pnltmp.vsw, 148 pnltmp.pxl_clk_div, pnltmp.pol, pnltmp.pon_delay); 149 150 return -1; 151 } 152 debug("lcd-settings in env complete, taking over.\n"); 153 memcpy((void *)panel, 154 (void *)&pnltmp, 155 sizeof(struct am335x_lcdpanel)); 156 157 return 0; 158 } 159 160 #ifdef CONFIG_USE_FDT 161 static int load_devicetree(void) 162 { 163 char *dtbname = getenv("dtb"); 164 char *dtbdev = getenv("dtbdev"); 165 char *dtppart = getenv("dtbpart"); 166 u32 dtbaddr = getenv_ulong("dtbaddr", 16, ~0UL); 167 loff_t dtbsize; 168 169 if (!dtbdev || !dtbdev) { 170 puts("load_devicetree: <dtbdev>/<dtbpart> missing.\n"); 171 return -1; 172 } 173 174 if (fs_set_blk_dev(dtbdev, dtppart, FS_TYPE_EXT)) { 175 puts("load_devicetree: set_blk_dev failed.\n"); 176 return -1; 177 } 178 if (dtbname && dtbaddr != ~0UL) { 179 if (fs_read(dtbname, dtbaddr, 0, 0, &dtbsize) == 0) { 180 gd->fdt_blob = (void *)dtbaddr; 181 gd->fdt_size = dtbsize; 182 debug("loaded %d bytes of dtb onto 0x%08x\n", 183 (u32)dtbsize, dtbaddr); 184 return dtbsize; 185 } 186 puts("load_devicetree: load dtb failed,file does not exist!\n"); 187 } 188 189 puts("load_devicetree: <dtb>/<dtbaddr> missing!\n"); 190 return -1; 191 } 192 193 static const char *dtbmacaddr(u32 ifno) 194 { 195 int node, len; 196 char enet[16]; 197 const char *mac; 198 const char *path; 199 u32 dtbaddr = getenv_ulong("dtbaddr", 16, ~0UL); 200 201 if (dtbaddr == ~0UL) { 202 puts("dtbmacaddr: failed to get 'dtbaddr' from env!\n"); 203 return NULL; 204 } 205 206 node = fdt_path_offset((void *)dtbaddr, "/aliases"); 207 if (node < 0) 208 return NULL; 209 210 sprintf(enet, "ethernet%d", ifno); 211 path = fdt_getprop((void *)dtbaddr, node, enet, NULL); 212 if (!path) { 213 printf("no alias for %s\n", enet); 214 return NULL; 215 } 216 217 node = fdt_path_offset((void *)dtbaddr, path); 218 mac = fdt_getprop((void *)dtbaddr, node, "mac-address", &len); 219 if (mac && is_valid_ether_addr((u8 *)mac)) 220 return mac; 221 222 return NULL; 223 } 224 225 static void br_summaryscreen_printdtb(char *prefix, 226 char *name, 227 char *suffix) 228 { 229 u32 dtbaddr = getenv_ulong("dtbaddr", 16, ~0UL); 230 char buf[32] = { 0 }; 231 const char *nodep = buf; 232 char *mac = 0; 233 int nodeoffset; 234 int len; 235 236 if (dtbaddr == ~0UL) { 237 puts("br_summaryscreen: failed to get 'dtbaddr' from env!\n"); 238 return; 239 } 240 241 if (strcmp(name, "brmac1") == 0) { 242 mac = (char *)dtbmacaddr(0); 243 if (mac) 244 sprintf(buf, "%pM", mac); 245 } else if (strcmp(name, "brmac2") == 0) { 246 mac = (char *)dtbmacaddr(1); 247 if (mac) 248 sprintf(buf, "%pM", mac); 249 } else { 250 nodeoffset = fdt_path_offset((void *)dtbaddr, 251 "/factory-settings"); 252 if (nodeoffset < 0) { 253 puts("no 'factory-settings' in dtb!\n"); 254 return; 255 } 256 nodep = fdt_getprop((void *)dtbaddr, nodeoffset, name, &len); 257 } 258 if (nodep && strlen(nodep) > 1) 259 lcd_printf("%s %s %s", prefix, nodep, suffix); 260 else 261 lcd_printf("\n"); 262 } 263 int ft_board_setup(void *blob, bd_t *bd) 264 { 265 int nodeoffset; 266 267 nodeoffset = fdt_path_offset(blob, "/factory-settings"); 268 if (nodeoffset < 0) { 269 puts("set bootloader version 'factory-settings' not in dtb!\n"); 270 return -1; 271 } 272 if (fdt_setprop(blob, nodeoffset, "bl-version", 273 PLAIN_VERSION, strlen(PLAIN_VERSION)) != 0) { 274 puts("set bootloader version 'bl-version' prop. not in dtb!\n"); 275 return -1; 276 } 277 return 0; 278 } 279 #else 280 281 static void br_summaryscreen_printenv(char *prefix, 282 char *name, char *altname, 283 char *suffix) 284 { 285 char *envval = getenv(name); 286 if (0 != envval) { 287 lcd_printf("%s %s %s", prefix, envval, suffix); 288 } else if (0 != altname) { 289 envval = getenv(altname); 290 if (0 != envval) 291 lcd_printf("%s %s %s", prefix, envval, suffix); 292 } else { 293 lcd_printf("\n"); 294 } 295 } 296 #endif 297 void br_summaryscreen(void) 298 { 299 #ifdef CONFIG_USE_FDT 300 br_summaryscreen_printdtb(" - B&R -", "order-no", "-\n"); 301 br_summaryscreen_printdtb(" Serial/Rev :", "serial-no", " /"); 302 br_summaryscreen_printdtb(" ", "hw-revision", "\n"); 303 br_summaryscreen_printdtb(" MAC (IF1) :", "brmac1", "\n"); 304 br_summaryscreen_printdtb(" MAC (IF2) :", "brmac2", "\n"); 305 lcd_puts(" Bootloader : " PLAIN_VERSION "\n"); 306 lcd_puts("\n"); 307 #else 308 br_summaryscreen_printenv(" - B&R -", "br_orderno", 0, "-\n"); 309 br_summaryscreen_printenv(" Serial/Rev :", "br_serial", 0, "\n"); 310 br_summaryscreen_printenv(" MAC (IF1) :", "br_mac1", "ethaddr", "\n"); 311 br_summaryscreen_printenv(" MAC (IF2) :", "br_mac2", 0, "\n"); 312 lcd_puts(" Bootloader : " PLAIN_VERSION "\n"); 313 lcd_puts("\n"); 314 #endif 315 } 316 317 void lcdpower(int on) 318 { 319 u32 pin, swval, i; 320 #ifdef CONFIG_USE_FDT 321 u32 dtbaddr = getenv_ulong("dtbaddr", 16, ~0UL); 322 323 if (dtbaddr == ~0UL) { 324 puts("lcdpower: failed to get 'dtbaddr' from env!\n"); 325 return; 326 } 327 pin = FDTPROP(dtbaddr, PATHINF, "pwrpin"); 328 #else 329 pin = getenv_ulong("ds1_pwr", 16, ~0UL); 330 #endif 331 if (pin == ~0UL) { 332 puts("no pwrpin in dtb/env, cannot powerup display!\n"); 333 return; 334 } 335 336 for (i = 0; i < 3; i++) { 337 if (pin != 0) { 338 swval = pin & 0x80 ? 0 : 1; 339 if (on) 340 gpio_direction_output(pin & 0x7F, swval); 341 else 342 gpio_direction_output(pin & 0x7F, !swval); 343 344 debug("switched pin %d to %d\n", pin & 0x7F, swval); 345 } 346 pin >>= 8; 347 } 348 } 349 350 vidinfo_t panel_info = { 351 .vl_col = 1366, /* 352 * give full resolution for allocating enough 353 * memory 354 */ 355 .vl_row = 768, 356 .vl_bpix = 5, 357 .priv = 0 358 }; 359 360 void lcd_ctrl_init(void *lcdbase) 361 { 362 struct am335x_lcdpanel lcd_panel; 363 #ifdef CONFIG_USE_FDT 364 /* TODO: is there a better place to load the dtb ? */ 365 load_devicetree(); 366 #endif 367 memset(&lcd_panel, 0, sizeof(struct am335x_lcdpanel)); 368 if (load_lcdtiming(&lcd_panel) != 0) 369 return; 370 371 lcd_panel.panel_power_ctrl = &lcdpower; 372 373 if (0 != am335xfb_init(&lcd_panel)) 374 printf("ERROR: failed to initialize video!"); 375 /* 376 * modifiy panel info to 'real' resolution, to operate correct with 377 * lcd-framework. 378 */ 379 panel_info.vl_col = lcd_panel.hactive; 380 panel_info.vl_row = lcd_panel.vactive; 381 382 lcd_set_flush_dcache(1); 383 } 384 385 void lcd_enable(void) 386 { 387 #ifdef CONFIG_USE_FDT 388 u32 dtbaddr = getenv_ulong("dtbaddr", 16, ~0UL); 389 390 if (dtbaddr == ~0UL) { 391 puts("lcdpower: failed to get 'dtbaddr' from env!\n"); 392 return; 393 } 394 unsigned int driver = FDTPROP(dtbaddr, PATHINF, "brightdrv"); 395 unsigned int bright = FDTPROP(dtbaddr, PATHINF, "brightdef"); 396 unsigned int pwmfrq = FDTPROP(dtbaddr, PATHINF, "brightfdim"); 397 #else 398 unsigned int driver = getenv_ulong("ds1_bright_drv", 16, 0UL); 399 unsigned int bright = getenv_ulong("ds1_bright_def", 10, 50); 400 unsigned int pwmfrq = getenv_ulong("ds1_pwmfreq", 10, ~0UL); 401 #endif 402 unsigned int tmp; 403 struct gptimer *const timerhw = (struct gptimer *)DM_TIMER6_BASE; 404 405 bright = bright != ~0UL ? bright : 50; 406 407 switch (driver) { 408 case 0: /* PMIC LED-Driver */ 409 /* brightness level */ 410 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 411 TPS65217_WLEDCTRL2, bright, 0xFF); 412 /* turn on light */ 413 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 414 TPS65217_WLEDCTRL1, 0x0A, 0xFF); 415 break; 416 case 1: /* PWM using timer6 */ 417 if (pwmfrq != ~0UL) { 418 timerhw->tiocp_cfg = TCFG_RESET; 419 udelay(10); 420 while (timerhw->tiocp_cfg & TCFG_RESET) 421 ; 422 tmp = ~0UL-(V_OSCK/pwmfrq); /* bottom value */ 423 timerhw->tldr = tmp; 424 timerhw->tcrr = tmp; 425 tmp = tmp + ((V_OSCK/pwmfrq)/100) * bright; 426 timerhw->tmar = tmp; 427 timerhw->tclr = (TCLR_PT | (2 << TCLR_TRG_SHIFT) | 428 TCLR_CE | TCLR_AR | TCLR_ST); 429 } else { 430 puts("invalid pwmfrq in env/dtb! skip PWM-setup.\n"); 431 } 432 break; 433 default: 434 puts("no suitable backlightdriver in env/dtb!\n"); 435 break; 436 } 437 br_summaryscreen(); 438 } 439 #elif CONFIG_SPL_BUILD 440 #else 441 #error "LCD-support with a suitable FB-Driver is mandatory !" 442 #endif /* CONFIG_LCD */ 443 444 void blink(u32 blinks, u32 intervall, u32 pin) 445 { 446 gpio_direction_output(pin, 0); 447 int val = 0; 448 449 do { 450 val ^= 0x01; 451 gpio_set_value(pin, val); 452 mdelay(intervall); 453 } while (blinks--); 454 455 gpio_set_value(pin, 0); 456 } 457 458 #ifdef CONFIG_SPL_BUILD 459 void pmicsetup(u32 mpupll) 460 { 461 int mpu_vdd; 462 int usb_cur_lim; 463 464 if (i2c_probe(TPS65217_CHIP_PM)) { 465 puts("PMIC (0x24) not found! skip further initalization.\n"); 466 return; 467 } 468 469 /* Get the frequency which is defined by device fuses */ 470 dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev); 471 printf("detected max. frequency: %d - ", dpll_mpu_opp100.m); 472 473 if (0 != mpupll) { 474 dpll_mpu_opp100.m = MPUPLL_M_1000; 475 printf("retuning MPU-PLL to: %d MHz.\n", dpll_mpu_opp100.m); 476 } else { 477 puts("ok.\n"); 478 } 479 /* 480 * Increase USB current limit to 1300mA or 1800mA and set 481 * the MPU voltage controller as needed. 482 */ 483 if (dpll_mpu_opp100.m == MPUPLL_M_1000) { 484 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA; 485 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV; 486 } else { 487 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA; 488 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV; 489 } 490 491 if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_POWER_PATH, 492 usb_cur_lim, TPS65217_USB_INPUT_CUR_LIMIT_MASK)) 493 puts("tps65217_reg_write failure\n"); 494 495 /* Set DCDC3 (CORE) voltage to 1.125V */ 496 if (tps65217_voltage_update(TPS65217_DEFDCDC3, 497 TPS65217_DCDC_VOLT_SEL_1125MV)) { 498 puts("tps65217_voltage_update failure\n"); 499 return; 500 } 501 502 /* Set CORE Frequencies to OPP100 */ 503 do_setup_dpll(&dpll_core_regs, &dpll_core_opp100); 504 505 /* Set DCDC2 (MPU) voltage */ 506 if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) { 507 puts("tps65217_voltage_update failure\n"); 508 return; 509 } 510 511 /* Set LDO3 to 1.8V */ 512 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, 513 TPS65217_DEFLS1, 514 TPS65217_LDO_VOLTAGE_OUT_1_8, 515 TPS65217_LDO_MASK)) 516 puts("tps65217_reg_write failure\n"); 517 /* Set LDO4 to 3.3V */ 518 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2, 519 TPS65217_DEFLS2, 520 TPS65217_LDO_VOLTAGE_OUT_3_3, 521 TPS65217_LDO_MASK)) 522 puts("tps65217_reg_write failure\n"); 523 524 /* Set MPU Frequency to what we detected now that voltages are set */ 525 do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100); 526 /* Set PWR_EN bit in Status Register */ 527 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, 528 TPS65217_STATUS, TPS65217_PWR_OFF, TPS65217_PWR_OFF); 529 } 530 531 void set_uart_mux_conf(void) 532 { 533 enable_uart0_pin_mux(); 534 } 535 536 void set_mux_conf_regs(void) 537 { 538 enable_board_pin_mux(); 539 } 540 541 #endif /* CONFIG_SPL_BUILD */ 542 543 #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \ 544 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)) 545 static void cpsw_control(int enabled) 546 { 547 /* VTP can be added here */ 548 return; 549 } 550 551 /* describing port offsets of TI's CPSW block */ 552 static struct cpsw_slave_data cpsw_slaves[] = { 553 { 554 .slave_reg_ofs = 0x208, 555 .sliver_reg_ofs = 0xd80, 556 .phy_addr = 1, 557 }, 558 { 559 .slave_reg_ofs = 0x308, 560 .sliver_reg_ofs = 0xdc0, 561 .phy_addr = 2, 562 }, 563 }; 564 565 static struct cpsw_platform_data cpsw_data = { 566 .mdio_base = CPSW_MDIO_BASE, 567 .cpsw_base = CPSW_BASE, 568 .mdio_div = 0xff, 569 .channels = 8, 570 .cpdma_reg_ofs = 0x800, 571 .slaves = 1, 572 .slave_data = cpsw_slaves, 573 .ale_reg_ofs = 0xd00, 574 .ale_entries = 1024, 575 .host_port_reg_ofs = 0x108, 576 .hw_stats_reg_ofs = 0x900, 577 .bd_ram_ofs = 0x2000, 578 .mac_control = (1 << 5), 579 .control = cpsw_control, 580 .host_port_num = 0, 581 .version = CPSW_CTRL_VERSION_2, 582 }; 583 #endif /* CONFIG_DRIVER_TI_CPSW, ... */ 584 585 #if defined(CONFIG_DRIVER_TI_CPSW) 586 587 int board_eth_init(bd_t *bis) 588 { 589 int rv = 0; 590 char mac_addr[6]; 591 const char *mac = 0; 592 uint32_t mac_hi, mac_lo; 593 /* try reading mac address from efuse */ 594 mac_lo = readl(&cdev->macid0l); 595 mac_hi = readl(&cdev->macid0h); 596 mac_addr[0] = mac_hi & 0xFF; 597 mac_addr[1] = (mac_hi & 0xFF00) >> 8; 598 mac_addr[2] = (mac_hi & 0xFF0000) >> 16; 599 mac_addr[3] = (mac_hi & 0xFF000000) >> 24; 600 mac_addr[4] = mac_lo & 0xFF; 601 mac_addr[5] = (mac_lo & 0xFF00) >> 8; 602 603 #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \ 604 (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)) 605 if (!getenv("ethaddr")) { 606 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_USE_FDT) 607 printf("<ethaddr> not set. trying DTB ... "); 608 mac = dtbmacaddr(0); 609 #endif 610 if (!mac) { 611 printf("<ethaddr> not set. validating E-fuse MAC ... "); 612 if (is_valid_ether_addr((const u8 *)mac_addr)) 613 mac = (const char *)mac_addr; 614 } 615 616 if (mac) { 617 printf("using: %pM on ", mac); 618 eth_setenv_enetaddr("ethaddr", (const u8 *)mac); 619 } 620 } 621 writel(MII_MODE_ENABLE, &cdev->miisel); 622 cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII; 623 cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII; 624 625 rv = cpsw_register(&cpsw_data); 626 if (rv < 0) { 627 printf("Error %d registering CPSW switch\n", rv); 628 return 0; 629 } 630 #endif /* CONFIG_DRIVER_TI_CPSW, ... */ 631 return rv; 632 } 633 #endif /* CONFIG_DRIVER_TI_CPSW */ 634 #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) 635 int board_mmc_init(bd_t *bis) 636 { 637 return omap_mmc_init(1, 0, 0, -1, -1); 638 } 639 #endif 640 int overwrite_console(void) 641 { 642 return 1; 643 } 644