board/BuR/common/common.c

   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 #include <nand.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 int load_lcdtiming(struct am335x_lcdpanel *panel)
  51 {
  52         struct am335x_lcdpanel pnltmp;
  53 #ifdef CONFIG_USE_FDT
  54         u32 dtbprop;
  55
  56         if (gd->fdt_blob == NULL) {
  57                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
  58                 return -1;
  59         }
  60         memcpy(&pnltmp, (void *)panel, sizeof(struct am335x_lcdpanel));
  61
  62         pnltmp.hactive = FDTPROP(PATHTIM, "hactive");
  63         pnltmp.vactive = FDTPROP(PATHTIM, "vactive");
  64         pnltmp.bpp = FDTPROP(PATHINF, "bpp");
  65         pnltmp.hfp = FDTPROP(PATHTIM, "hfront-porch");
  66         pnltmp.hbp = FDTPROP(PATHTIM, "hback-porch");
  67         pnltmp.hsw = FDTPROP(PATHTIM, "hsync-len");
  68         pnltmp.vfp = FDTPROP(PATHTIM, "vfront-porch");
  69         pnltmp.vbp = FDTPROP(PATHTIM, "vback-porch");
  70         pnltmp.vsw = FDTPROP(PATHTIM, "vsync-len");
  71         pnltmp.pup_delay = FDTPROP(PATHTIM, "pupdelay");
  72         pnltmp.pon_delay = FDTPROP(PATHTIM, "pondelay");
  73
  74         /* calc. proper clk-divisor */
  75         dtbprop = FDTPROP(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(PATHTIM, "hsync-active");
  83         if (dtbprop == 0)
  84                 pnltmp.pol |= HSYNC_INVERT;
  85         dtbprop = FDTPROP(PATHTIM, "vsync-active");
  86         if (dtbprop == 0)
  87                 pnltmp.pol |= VSYNC_INVERT;
  88         dtbprop = FDTPROP(PATHINF, "sync-ctrl");
  89         if (dtbprop == 1)
  90                 pnltmp.pol |= HSVS_CONTROL;
  91         dtbprop = FDTPROP(PATHINF, "sync-edge");
  92         if (dtbprop == 1)
  93                 pnltmp.pol |= HSVS_RISEFALL;
  94         dtbprop = FDTPROP(PATHTIM, "pixelclk-active");
  95         if (dtbprop == 0)
  96                 pnltmp.pol |= PXCLK_INVERT;
  97         dtbprop = FDTPROP(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         int rc;
 164         loff_t dtbsize;
 165         u32 dtbaddr = getenv_ulong("dtbaddr", 16, 0UL);
 166
 167         if (dtbaddr == 0) {
 168                 printf("%s: don't have a valid <dtbaddr> in env!\n", __func__);
 169                 return -1;
 170         }
 171 #ifdef CONFIG_NAND
 172         dtbsize = 0x20000;
 173         rc = nand_read_skip_bad(&nand_info[0], 0x40000, (size_t *)&dtbsize,
 174                                 NULL, 0x20000, (u_char *)dtbaddr);
 175 #else
 176         char *dtbname = getenv("dtb");
 177         char *dtbdev = getenv("dtbdev");
 178         char *dtppart = getenv("dtbpart");
 179         if (!dtbdev || !dtbdev || !dtbname) {
 180                 printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__);
 181                 return -1;
 182         }
 183
 184         if (fs_set_blk_dev(dtbdev, dtppart, FS_TYPE_EXT)) {
 185                 puts("load_devicetree: set_blk_dev failed.\n");
 186                 return -1;
 187         }
 188         rc = fs_read(dtbname, (u32)dtbaddr, 0, 0, &dtbsize);
 189 #endif
 190         if (rc == 0) {
 191                 gd->fdt_blob = (void *)dtbaddr;
 192                 gd->fdt_size = dtbsize;
 193                 debug("loaded %d bytes of dtb onto 0x%08x\n",
 194                       (u32)dtbsize, (u32)gd->fdt_blob);
 195                 return dtbsize;
 196         }
 197
 198         printf("%s: load dtb failed!\n", __func__);
 199         return -1;
 200 }
 201
 202 static const char *dtbmacaddr(u32 ifno)
 203 {
 204         int node, len;
 205         char enet[16];
 206         const char *mac;
 207         const char *path;
 208
 209         if (gd->fdt_blob == NULL) {
 210                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
 211                 return NULL;
 212         }
 213
 214         node = fdt_path_offset(gd->fdt_blob, "/aliases");
 215         if (node < 0)
 216                 return NULL;
 217
 218         sprintf(enet, "ethernet%d", ifno);
 219         path = fdt_getprop(gd->fdt_blob, node, enet, NULL);
 220         if (!path) {
 221                 printf("no alias for %s\n", enet);
 222                 return NULL;
 223         }
 224
 225         node = fdt_path_offset(gd->fdt_blob, path);
 226         mac = fdt_getprop(gd->fdt_blob, node, "mac-address", &len);
 227         if (mac && is_valid_ethaddr((u8 *)mac))
 228                 return mac;
 229
 230         return NULL;
 231 }
 232
 233 static void br_summaryscreen_printdtb(char *prefix,
 234                                        char *name,
 235                                        char *suffix)
 236 {
 237         char buf[32] = { 0 };
 238         const char *nodep = buf;
 239         char *mac = 0;
 240         int nodeoffset;
 241         int len;
 242
 243         if (gd->fdt_blob == NULL) {
 244                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
 245                 return;
 246         }
 247
 248         if (strcmp(name, "brmac1") == 0) {
 249                 mac = (char *)dtbmacaddr(0);
 250                 if (mac)
 251                         sprintf(buf, "%pM", mac);
 252         } else if (strcmp(name, "brmac2") == 0) {
 253                 mac =  (char *)dtbmacaddr(1);
 254                 if (mac)
 255                         sprintf(buf, "%pM", mac);
 256         } else {
 257                 nodeoffset = fdt_path_offset(gd->fdt_blob,
 258                                              "/factory-settings");
 259                 if (nodeoffset < 0) {
 260                         puts("no 'factory-settings' in dtb!\n");
 261                         return;
 262                 }
 263                 nodep = fdt_getprop(gd->fdt_blob, nodeoffset, name, &len);
 264         }
 265         if (nodep && strlen(nodep) > 1)
 266                 lcd_printf("%s %s %s", prefix, nodep, suffix);
 267         else
 268                 lcd_printf("\n");
 269 }
 270 int ft_board_setup(void *blob, bd_t *bd)
 271 {
 272         int nodeoffset;
 273
 274         nodeoffset = fdt_path_offset(blob, "/factory-settings");
 275         if (nodeoffset < 0) {
 276                 puts("set bootloader version 'factory-settings' not in dtb!\n");
 277                 return -1;
 278         }
 279         if (fdt_setprop(blob, nodeoffset, "bl-version",
 280                         PLAIN_VERSION, strlen(PLAIN_VERSION)) != 0) {
 281                 puts("set bootloader version 'bl-version' prop. not in dtb!\n");
 282                 return -1;
 283         }
 284         return 0;
 285 }
 286 #else
 287
 288 static void br_summaryscreen_printenv(char *prefix,
 289                                        char *name, char *altname,
 290                                        char *suffix)
 291 {
 292         char *envval = getenv(name);
 293         if (0 != envval) {
 294                 lcd_printf("%s %s %s", prefix, envval, suffix);
 295         } else if (0 != altname) {
 296                 envval = getenv(altname);
 297                 if (0 != envval)
 298                         lcd_printf("%s %s %s", prefix, envval, suffix);
 299         } else {
 300                 lcd_printf("\n");
 301         }
 302 }
 303 #endif
 304 void br_summaryscreen(void)
 305 {
 306 #ifdef CONFIG_USE_FDT
 307         br_summaryscreen_printdtb(" - B&R -", "order-no", "-\n");
 308         br_summaryscreen_printdtb(" Serial/Rev :", "serial-no", " /");
 309         br_summaryscreen_printdtb(" ", "hw-revision", "\n");
 310         br_summaryscreen_printdtb(" MAC (IF1)  :", "brmac1", "\n");
 311         br_summaryscreen_printdtb(" MAC (IF2)  :", "brmac2", "\n");
 312         lcd_puts(" Bootloader : " PLAIN_VERSION "\n");
 313         lcd_puts("\n");
 314 #else
 315         br_summaryscreen_printenv(" - B&R -", "br_orderno", 0, "-\n");
 316         br_summaryscreen_printenv(" Serial/Rev :", "br_serial", 0, "\n");
 317         br_summaryscreen_printenv(" MAC (IF1)  :", "br_mac1", "ethaddr", "\n");
 318         br_summaryscreen_printenv(" MAC (IF2)  :", "br_mac2", 0, "\n");
 319         lcd_puts(" Bootloader : " PLAIN_VERSION "\n");
 320         lcd_puts("\n");
 321 #endif
 322 }
 323
 324 void lcdpower(int on)
 325 {
 326         u32 pin, swval, i;
 327 #ifdef CONFIG_USE_FDT
 328         if (gd->fdt_blob == NULL) {
 329                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
 330                 return;
 331         }
 332         pin = FDTPROP(PATHINF, "pwrpin");
 333 #else
 334         pin = getenv_ulong("ds1_pwr", 16, ~0UL);
 335 #endif
 336         if (pin == ~0UL) {
 337                 puts("no pwrpin in dtb/env, cannot powerup display!\n");
 338                 return;
 339         }
 340
 341         for (i = 0; i < 3; i++) {
 342                 if (pin != 0) {
 343                         swval = pin & 0x80 ? 0 : 1;
 344                         if (on)
 345                                 gpio_direction_output(pin & 0x7F, swval);
 346                         else
 347                                 gpio_direction_output(pin & 0x7F, !swval);
 348
 349                         debug("switched pin %d to %d\n", pin & 0x7F, swval);
 350                 }
 351                 pin >>= 8;
 352         }
 353 }
 354
 355 vidinfo_t       panel_info = {
 356                 .vl_col = 1366, /*
 357                                  * give full resolution for allocating enough
 358                                  * memory
 359                                  */
 360                 .vl_row = 768,
 361                 .vl_bpix = 5,
 362                 .priv = 0
 363 };
 364
 365 void lcd_ctrl_init(void *lcdbase)
 366 {
 367         struct am335x_lcdpanel lcd_panel;
 368 #ifdef CONFIG_USE_FDT
 369         /* TODO: is there a better place to load the dtb ? */
 370         load_devicetree();
 371 #endif
 372         memset(&lcd_panel, 0, sizeof(struct am335x_lcdpanel));
 373         if (load_lcdtiming(&lcd_panel) != 0)
 374                 return;
 375
 376         lcd_panel.panel_power_ctrl = &lcdpower;
 377
 378         if (0 != am335xfb_init(&lcd_panel))
 379                 printf("ERROR: failed to initialize video!");
 380         /*
 381          * modifiy panel info to 'real' resolution, to operate correct with
 382          * lcd-framework.
 383          */
 384         panel_info.vl_col = lcd_panel.hactive;
 385         panel_info.vl_row = lcd_panel.vactive;
 386
 387         lcd_set_flush_dcache(1);
 388 }
 389
 390 void lcd_enable(void)
 391 {
 392 #ifdef CONFIG_USE_FDT
 393         if (gd->fdt_blob == NULL) {
 394                 printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
 395                 return;
 396         }
 397         unsigned int driver = FDTPROP(PATHINF, "brightdrv");
 398         unsigned int bright = FDTPROP(PATHINF, "brightdef");
 399         unsigned int pwmfrq = FDTPROP(PATHINF, "brightfdim");
 400 #else
 401         unsigned int driver = getenv_ulong("ds1_bright_drv", 16, 0UL);
 402         unsigned int bright = getenv_ulong("ds1_bright_def", 10, 50);
 403         unsigned int pwmfrq = getenv_ulong("ds1_pwmfreq", 10, ~0UL);
 404 #endif
 405         unsigned int tmp;
 406         struct gptimer *const timerhw = (struct gptimer *)DM_TIMER6_BASE;
 407
 408         bright = bright != ~0UL ? bright : 50;
 409
 410         switch (driver) {
 411         case 0: /* PMIC LED-Driver */
 412                 /* brightness level */
 413                 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
 414                                    TPS65217_WLEDCTRL2, bright, 0xFF);
 415                 /* turn on light */
 416                 tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
 417                                    TPS65217_WLEDCTRL1, 0x0A, 0xFF);
 418                 break;
 419         case 1: /* PWM using timer6 */
 420                 if (pwmfrq != ~0UL) {
 421                         timerhw->tiocp_cfg = TCFG_RESET;
 422                         udelay(10);
 423                         while (timerhw->tiocp_cfg & TCFG_RESET)
 424                                 ;
 425                         tmp = ~0UL-(V_OSCK/pwmfrq);     /* bottom value */
 426                         timerhw->tldr = tmp;
 427                         timerhw->tcrr = tmp;
 428                         tmp = tmp + ((V_OSCK/pwmfrq)/100) * bright;
 429                         timerhw->tmar = tmp;
 430                         timerhw->tclr = (TCLR_PT | (2 << TCLR_TRG_SHIFT) |
 431                                         TCLR_CE | TCLR_AR | TCLR_ST);
 432                 } else {
 433                         puts("invalid pwmfrq in env/dtb! skip PWM-setup.\n");
 434                 }
 435                 break;
 436         default:
 437                 puts("no suitable backlightdriver in env/dtb!\n");
 438                 break;
 439         }
 440         br_summaryscreen();
 441 }
 442 #elif CONFIG_SPL_BUILD
 443 #else
 444 #error "LCD-support with a suitable FB-Driver is mandatory !"
 445 #endif /* CONFIG_LCD */
 446
 447 #ifdef CONFIG_SPL_BUILD
 448 void pmicsetup(u32 mpupll)
 449 {
 450         int mpu_vdd;
 451         int usb_cur_lim;
 452
 453         if (i2c_probe(TPS65217_CHIP_PM)) {
 454                 puts("PMIC (0x24) not found! skip further initalization.\n");
 455                 return;
 456         }
 457
 458         /* Get the frequency which is defined by device fuses */
 459         dpll_mpu_opp100.m = am335x_get_efuse_mpu_max_freq(cdev);
 460         printf("detected max. frequency: %d - ", dpll_mpu_opp100.m);
 461
 462         if (0 != mpupll) {
 463                 dpll_mpu_opp100.m = MPUPLL_M_1000;
 464                 printf("retuning MPU-PLL to: %d MHz.\n", dpll_mpu_opp100.m);
 465         } else {
 466                 puts("ok.\n");
 467         }
 468         /*
 469          * Increase USB current limit to 1300mA or 1800mA and set
 470          * the MPU voltage controller as needed.
 471          */
 472         if (dpll_mpu_opp100.m == MPUPLL_M_1000) {
 473                 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA;
 474                 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV;
 475         } else {
 476                 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
 477                 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV;
 478         }
 479
 480         if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_POWER_PATH,
 481                                usb_cur_lim, TPS65217_USB_INPUT_CUR_LIMIT_MASK))
 482                 puts("tps65217_reg_write failure\n");
 483
 484         /* Set DCDC3 (CORE) voltage to 1.125V */
 485         if (tps65217_voltage_update(TPS65217_DEFDCDC3,
 486                                     TPS65217_DCDC_VOLT_SEL_1125MV)) {
 487                 puts("tps65217_voltage_update failure\n");
 488                 return;
 489         }
 490
 491         /* Set CORE Frequencies to OPP100 */
 492         do_setup_dpll(&dpll_core_regs, &dpll_core_opp100);
 493
 494         /* Set DCDC2 (MPU) voltage */
 495         if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) {
 496                 puts("tps65217_voltage_update failure\n");
 497                 return;
 498         }
 499
 500         /* Set LDO3 to 1.8V */
 501         if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
 502                                TPS65217_DEFLS1,
 503                                TPS65217_LDO_VOLTAGE_OUT_1_8,
 504                                TPS65217_LDO_MASK))
 505                 puts("tps65217_reg_write failure\n");
 506         /* Set LDO4 to 3.3V */
 507         if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
 508                                TPS65217_DEFLS2,
 509                                TPS65217_LDO_VOLTAGE_OUT_3_3,
 510                                TPS65217_LDO_MASK))
 511                 puts("tps65217_reg_write failure\n");
 512
 513         /* Set MPU Frequency to what we detected now that voltages are set */
 514         do_setup_dpll(&dpll_mpu_regs, &dpll_mpu_opp100);
 515         /* Set PWR_EN bit in Status Register */
 516         tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
 517                            TPS65217_STATUS, TPS65217_PWR_OFF, TPS65217_PWR_OFF);
 518 }
 519
 520 void set_uart_mux_conf(void)
 521 {
 522         enable_uart0_pin_mux();
 523 }
 524
 525 void set_mux_conf_regs(void)
 526 {
 527         enable_board_pin_mux();
 528 }
 529
 530 #endif /* CONFIG_SPL_BUILD */
 531
 532 #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
 533         (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
 534 static void cpsw_control(int enabled)
 535 {
 536         /* VTP can be added here */
 537         return;
 538 }
 539
 540 /* describing port offsets of TI's CPSW block */
 541 static struct cpsw_slave_data cpsw_slaves[] = {
 542         {
 543                 .slave_reg_ofs  = 0x208,
 544                 .sliver_reg_ofs = 0xd80,
 545                 .phy_addr       = 1,
 546         },
 547         {
 548                 .slave_reg_ofs  = 0x308,
 549                 .sliver_reg_ofs = 0xdc0,
 550                 .phy_addr       = 2,
 551         },
 552 };
 553
 554 static struct cpsw_platform_data cpsw_data = {
 555         .mdio_base              = CPSW_MDIO_BASE,
 556         .cpsw_base              = CPSW_BASE,
 557         .mdio_div               = 0xff,
 558         .channels               = 8,
 559         .cpdma_reg_ofs          = 0x800,
 560         .slaves                 = 1,
 561         .slave_data             = cpsw_slaves,
 562         .ale_reg_ofs            = 0xd00,
 563         .ale_entries            = 1024,
 564         .host_port_reg_ofs      = 0x108,
 565         .hw_stats_reg_ofs       = 0x900,
 566         .bd_ram_ofs             = 0x2000,
 567         .mac_control            = (1 << 5),
 568         .control                = cpsw_control,
 569         .host_port_num          = 0,
 570         .version                = CPSW_CTRL_VERSION_2,
 571 };
 572 #endif /* CONFIG_DRIVER_TI_CPSW, ... */
 573
 574 #if defined(CONFIG_DRIVER_TI_CPSW)
 575
 576 int board_eth_init(bd_t *bis)
 577 {
 578         int rv = 0;
 579         char mac_addr[6];
 580         const char *mac = 0;
 581         uint32_t mac_hi, mac_lo;
 582         /* try reading mac address from efuse */
 583         mac_lo = readl(&cdev->macid0l);
 584         mac_hi = readl(&cdev->macid0h);
 585         mac_addr[0] = mac_hi & 0xFF;
 586         mac_addr[1] = (mac_hi & 0xFF00) >> 8;
 587         mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
 588         mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
 589         mac_addr[4] = mac_lo & 0xFF;
 590         mac_addr[5] = (mac_lo & 0xFF00) >> 8;
 591
 592 #if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
 593         (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
 594         if (!getenv("ethaddr")) {
 595                 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_USE_FDT)
 596                 printf("<ethaddr> not set. trying DTB ... ");
 597                 mac = dtbmacaddr(0);
 598                 #endif
 599                 if (!mac) {
 600                         printf("<ethaddr> not set. validating E-fuse MAC ... ");
 601                         if (is_valid_ethaddr((const u8 *)mac_addr))
 602                                 mac = (const char *)mac_addr;
 603                 }
 604
 605                 if (mac) {
 606                         printf("using: %pM on ", mac);
 607                         eth_setenv_enetaddr("ethaddr", (const u8 *)mac);
 608                 }
 609         }
 610         writel(MII_MODE_ENABLE, &cdev->miisel);
 611         cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII;
 612         cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII;
 613
 614         rv = cpsw_register(&cpsw_data);
 615         if (rv < 0) {
 616                 printf("Error %d registering CPSW switch\n", rv);
 617                 return 0;
 618         }
 619 #endif /* CONFIG_DRIVER_TI_CPSW, ... */
 620         return rv;
 621 }
 622 #endif /* CONFIG_DRIVER_TI_CPSW */
 623 #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD)
 624 int board_mmc_init(bd_t *bis)
 625 {
 626         return omap_mmc_init(1, 0, 0, -1, -1);
 627 }
 628 #endif
 629 int overwrite_console(void)
 630 {
 631         return 1;
 632 }