board/BuR/common/common.c

   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(get_nand_dev_by_index(0), 0x40000,
 263                                 (size_t *)&dtbsize,
 264                                 NULL, 0x20000, (u_char *)dtbaddr);
 265 #else
 266         char *dtbname = getenv("dtb");
 267         char *dtbdev = getenv("dtbdev");
 268         char *dtbpart = getenv("dtbpart");
 269         if (!dtbdev || !dtbpart || !dtbname) {
 270                 printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__);
 271                 return -1;
 272         }
 273
 274         if (fs_set_blk_dev(dtbdev, dtbpart, 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) && !defined(CONFIG_SPL_BUILD)
 644 int board_eth_init(bd_t *bis)
 645 {
 646         int rv = 0;
 647         char mac_addr[6];
 648         const char *mac = 0;
 649         uint32_t mac_hi, mac_lo;
 650         /* try reading mac address from efuse */
 651         mac_lo = readl(&cdev->macid0l);
 652         mac_hi = readl(&cdev->macid0h);
 653         mac_addr[0] = mac_hi & 0xFF;
 654         mac_addr[1] = (mac_hi & 0xFF00) >> 8;
 655         mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
 656         mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
 657         mac_addr[4] = mac_lo & 0xFF;
 658         mac_addr[5] = (mac_lo & 0xFF00) >> 8;
 659
 660         if (!getenv("ethaddr")) {
 661                 #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_USE_FDT)
 662                 printf("<ethaddr> not set. trying DTB ... ");
 663                 mac = dtbmacaddr(0);
 664                 #endif
 665                 if (!mac) {
 666                         printf("<ethaddr> not set. validating E-fuse MAC ... ");
 667                         if (is_valid_ethaddr((const u8 *)mac_addr))
 668                                 mac = (const char *)mac_addr;
 669                 }
 670
 671                 if (mac) {
 672                         printf("using: %pM on ", mac);
 673                         eth_setenv_enetaddr("ethaddr", (const u8 *)mac);
 674                 }
 675         }
 676         writel(MII_MODE_ENABLE, &cdev->miisel);
 677         cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII;
 678         cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII;
 679
 680         rv = cpsw_register(&cpsw_data);
 681         if (rv < 0) {
 682                 printf("Error %d registering CPSW switch\n", rv);
 683                 return 0;
 684         }
 685         return rv;
 686 }
 687 #endif /* defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD) */
 688 #if defined(CONFIG_MMC)
 689 int board_mmc_init(bd_t *bis)
 690 {
 691         int rc = 0;
 692
 693         rc |= omap_mmc_init(0, 0, 0, -1, -1);
 694         rc |= omap_mmc_init(1, 0, 0, -1, -1);
 695
 696         return rc;
 697 }
 698 #endif
 699 int overwrite_console(void)
 700 {
 701         return 1;
 702 }