uboot/board/BuR/common/common.c
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   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
  38static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
  39
  40DECLARE_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)
  50void 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
 116int 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
 250static 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 *dtppart = getenv("dtbpart");
 268        if (!dtbdev || !dtbdev || !dtbname) {
 269                printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__);
 270                return -1;
 271        }
 272
 273        if (fs_set_blk_dev(dtbdev, dtppart, 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
 291static 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
 322static 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}
 359int 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
 403static 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
 419void 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
 439void 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
 470vidinfo_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
 480void 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
 505void 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
 516void 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
 588void set_uart_mux_conf(void)
 589{
 590        enable_uart0_pin_mux();
 591}
 592
 593void 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))
 602static 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 */
 609static 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
 622static 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)
 643int 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) && !defined(CONFIG_SPL_BUILD)
 688int board_mmc_init(bd_t *bis)
 689{
 690        return omap_mmc_init(1, 0, 0, -1, -1);
 691}
 692#endif
 693int overwrite_console(void)
 694{
 695        return 1;
 696}
 697