board/toradex/colibri_vf/colibri_vf.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright 2015-2019 Toradex, Inc.
   4  *
   5  * Based on vf610twr.c:
   6  * Copyright 2013 Freescale Semiconductor, Inc.
   7  */
   8
   9 #include <common.h>
  10
  11 #include <asm/arch/clock.h>
  12 #include <asm/arch/crm_regs.h>
  13 #include <asm/arch/ddrmc-vf610.h>
  14 #include <asm/arch/imx-regs.h>
  15 #include <asm/arch/iomux-vf610.h>
  16 #include <asm/gpio.h>
  17 #include <asm/io.h>
  18 #include <fdt_support.h>
  19 #include <fsl_esdhc.h>
  20 #include <fsl_dcu_fb.h>
  21 #include <g_dnl.h>
  22 #include <i2c.h>
  23 #include <jffs2/load_kernel.h>
  24 #include <miiphy.h>
  25 #include <mmc.h>
  26 #include <mtd_node.h>
  27 #include <netdev.h>
  28 #include <usb.h>
  29
  30 #include "../common/tdx-common.h"
  31
  32 DECLARE_GLOBAL_DATA_PTR;
  33
  34 #define USB_PEN_GPIO            83
  35 #define USB_CDET_GPIO           102
  36 #define PTC0_GPIO_45            45
  37
  38 static struct ddrmc_cr_setting colibri_vf_cr_settings[] = {
  39         /* AXI */
  40         { DDRMC_CR117_AXI0_W_PRI(0) | DDRMC_CR117_AXI0_R_PRI(0), 117 },
  41         { DDRMC_CR118_AXI1_W_PRI(1) | DDRMC_CR118_AXI1_R_PRI(1), 118 },
  42         { DDRMC_CR120_AXI0_PRI1_RPRI(2) |
  43                    DDRMC_CR120_AXI0_PRI0_RPRI(2), 120 },
  44         { DDRMC_CR121_AXI0_PRI3_RPRI(2) |
  45                    DDRMC_CR121_AXI0_PRI2_RPRI(2), 121 },
  46         { DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) |
  47                    DDRMC_CR122_AXI0_PRIRLX(100), 122 },
  48         { DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) |
  49                    DDRMC_CR123_AXI1_PRI2_RPRI(1), 123 },
  50         { DDRMC_CR124_AXI1_PRIRLX(100), 124 },
  51         { DDRMC_CR126_PHY_RDLAT(8), 126 },
  52         { DDRMC_CR132_WRLAT_ADJ(5) |
  53                    DDRMC_CR132_RDLAT_ADJ(6), 132 },
  54         { DDRMC_CR137_PHYCTL_DL(2), 137 },
  55         { DDRMC_CR138_PHY_WRLV_MXDL(256) |
  56                    DDRMC_CR138_PHYDRAM_CK_EN(1), 138 },
  57         { DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) |
  58                    DDRMC_CR139_PHY_WRLV_DLL(3) |
  59                    DDRMC_CR139_PHY_WRLV_EN(3), 139 },
  60         { DDRMC_CR140_PHY_WRLV_WW(64), 140 },
  61         { DDRMC_CR143_RDLV_GAT_MXDL(1536) |
  62                    DDRMC_CR143_RDLV_MXDL(128), 143 },
  63         { DDRMC_CR144_PHY_RDLVL_RES(4) | DDRMC_CR144_PHY_RDLV_LOAD(7) |
  64                    DDRMC_CR144_PHY_RDLV_DLL(3) |
  65                    DDRMC_CR144_PHY_RDLV_EN(3), 144 },
  66         { DDRMC_CR145_PHY_RDLV_RR(64), 145 },
  67         { DDRMC_CR146_PHY_RDLVL_RESP(64), 146 },
  68         { DDRMC_CR147_RDLV_RESP_MASK(983040), 147 },
  69         { DDRMC_CR148_RDLV_GATE_RESP_MASK(983040), 148 },
  70         { DDRMC_CR151_RDLV_GAT_DQ_ZERO_CNT(1) |
  71                    DDRMC_CR151_RDLVL_DQ_ZERO_CNT(1), 151 },
  72
  73         { DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) |
  74                    DDRMC_CR154_PAD_ZQ_MODE(1) |
  75                    DDRMC_CR154_DDR_SEL_PAD_CONTR(3) |
  76                    DDRMC_CR154_PAD_ZQ_HW_FOR(1), 154 },
  77         { DDRMC_CR155_PAD_ODT_BYTE1(2) | DDRMC_CR155_PAD_ODT_BYTE0(2), 155 },
  78         { DDRMC_CR158_TWR(6), 158 },
  79         { DDRMC_CR161_ODT_EN(1) | DDRMC_CR161_TODTH_RD(2) |
  80                    DDRMC_CR161_TODTH_WR(2), 161 },
  81         /* end marker */
  82         { 0, -1 }
  83 };
  84
  85 int dram_init(void)
  86 {
  87         static const struct ddr3_jedec_timings timings = {
  88                 .tinit             = 5,
  89                 .trst_pwron        = 80000,
  90                 .cke_inactive      = 200000,
  91                 .wrlat             = 5,
  92                 .caslat_lin        = 12,
  93                 .trc               = 21,
  94                 .trrd              = 4,
  95                 .tccd              = 4,
  96                 .tbst_int_interval = 0,
  97                 .tfaw              = 20,
  98                 .trp               = 6,
  99                 .twtr              = 4,
 100                 .tras_min          = 15,
 101                 .tmrd              = 4,
 102                 .trtp              = 4,
 103                 .tras_max          = 28080,
 104                 .tmod              = 12,
 105                 .tckesr            = 4,
 106                 .tcke              = 3,
 107                 .trcd_int          = 6,
 108                 .tras_lockout      = 0,
 109                 .tdal              = 12,
 110                 .bstlen            = 3,
 111                 .tdll              = 512,
 112                 .trp_ab            = 6,
 113                 .tref              = 3120,
 114                 .trfc              = 64,
 115                 .tref_int          = 0,
 116                 .tpdex             = 3,
 117                 .txpdll            = 10,
 118                 .txsnr             = 48,
 119                 .txsr              = 468,
 120                 .cksrx             = 5,
 121                 .cksre             = 5,
 122                 .freq_chg_en       = 0,
 123                 .zqcl              = 256,
 124                 .zqinit            = 512,
 125                 .zqcs              = 64,
 126                 .ref_per_zq        = 64,
 127                 .zqcs_rotate       = 0,
 128                 .aprebit           = 10,
 129                 .cmd_age_cnt       = 64,
 130                 .age_cnt           = 64,
 131                 .q_fullness        = 7,
 132                 .odt_rd_mapcs0     = 0,
 133                 .odt_wr_mapcs0     = 1,
 134                 .wlmrd             = 40,
 135                 .wldqsen           = 25,
 136         };
 137
 138         ddrmc_ctrl_init_ddr3(&timings, colibri_vf_cr_settings, NULL, 1, 2);
 139         gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
 140
 141         return 0;
 142 }
 143
 144 #ifdef CONFIG_VYBRID_GPIO
 145 static void setup_iomux_gpio(void)
 146 {
 147         static const iomux_v3_cfg_t gpio_pads[] = {
 148                 VF610_PAD_PTA17__GPIO_7,
 149                 VF610_PAD_PTA20__GPIO_10,
 150                 VF610_PAD_PTA21__GPIO_11,
 151                 VF610_PAD_PTA30__GPIO_20,
 152                 VF610_PAD_PTA31__GPIO_21,
 153                 VF610_PAD_PTB0__GPIO_22,
 154                 VF610_PAD_PTB1__GPIO_23,
 155                 VF610_PAD_PTB6__GPIO_28,
 156                 VF610_PAD_PTB7__GPIO_29,
 157                 VF610_PAD_PTB8__GPIO_30,
 158                 VF610_PAD_PTB9__GPIO_31,
 159                 VF610_PAD_PTB12__GPIO_34,
 160                 VF610_PAD_PTB13__GPIO_35,
 161                 VF610_PAD_PTB16__GPIO_38,
 162                 VF610_PAD_PTB17__GPIO_39,
 163                 VF610_PAD_PTB18__GPIO_40,
 164                 VF610_PAD_PTB21__GPIO_43,
 165                 VF610_PAD_PTB22__GPIO_44,
 166                 VF610_PAD_PTC0__GPIO_45,
 167                 VF610_PAD_PTC1__GPIO_46,
 168                 VF610_PAD_PTC2__GPIO_47,
 169                 VF610_PAD_PTC3__GPIO_48,
 170                 VF610_PAD_PTC4__GPIO_49,
 171                 VF610_PAD_PTC5__GPIO_50,
 172                 VF610_PAD_PTC6__GPIO_51,
 173                 VF610_PAD_PTC7__GPIO_52,
 174                 VF610_PAD_PTC8__GPIO_53,
 175                 VF610_PAD_PTD31__GPIO_63,
 176                 VF610_PAD_PTD30__GPIO_64,
 177                 VF610_PAD_PTD29__GPIO_65,
 178                 VF610_PAD_PTD28__GPIO_66,
 179                 VF610_PAD_PTD27__GPIO_67,
 180                 VF610_PAD_PTD26__GPIO_68,
 181                 VF610_PAD_PTD25__GPIO_69,
 182                 VF610_PAD_PTD24__GPIO_70,
 183                 VF610_PAD_PTD9__GPIO_88,
 184                 VF610_PAD_PTD10__GPIO_89,
 185                 VF610_PAD_PTD11__GPIO_90,
 186                 VF610_PAD_PTD12__GPIO_91,
 187                 VF610_PAD_PTD13__GPIO_92,
 188                 VF610_PAD_PTB23__GPIO_93,
 189                 VF610_PAD_PTB26__GPIO_96,
 190                 VF610_PAD_PTB28__GPIO_98,
 191                 VF610_PAD_PTC30__GPIO_103,
 192                 VF610_PAD_PTA7__GPIO_134,
 193         };
 194
 195         imx_iomux_v3_setup_multiple_pads(gpio_pads, ARRAY_SIZE(gpio_pads));
 196 }
 197 #endif
 198
 199 #ifdef CONFIG_VIDEO_FSL_DCU_FB
 200 static void setup_iomux_fsl_dcu(void)
 201 {
 202         static const iomux_v3_cfg_t dcu0_pads[] = {
 203                 VF610_PAD_PTE0__DCU0_HSYNC,
 204                 VF610_PAD_PTE1__DCU0_VSYNC,
 205                 VF610_PAD_PTE2__DCU0_PCLK,
 206                 VF610_PAD_PTE4__DCU0_DE,
 207                 VF610_PAD_PTE5__DCU0_R0,
 208                 VF610_PAD_PTE6__DCU0_R1,
 209                 VF610_PAD_PTE7__DCU0_R2,
 210                 VF610_PAD_PTE8__DCU0_R3,
 211                 VF610_PAD_PTE9__DCU0_R4,
 212                 VF610_PAD_PTE10__DCU0_R5,
 213                 VF610_PAD_PTE11__DCU0_R6,
 214                 VF610_PAD_PTE12__DCU0_R7,
 215                 VF610_PAD_PTE13__DCU0_G0,
 216                 VF610_PAD_PTE14__DCU0_G1,
 217                 VF610_PAD_PTE15__DCU0_G2,
 218                 VF610_PAD_PTE16__DCU0_G3,
 219                 VF610_PAD_PTE17__DCU0_G4,
 220                 VF610_PAD_PTE18__DCU0_G5,
 221                 VF610_PAD_PTE19__DCU0_G6,
 222                 VF610_PAD_PTE20__DCU0_G7,
 223                 VF610_PAD_PTE21__DCU0_B0,
 224                 VF610_PAD_PTE22__DCU0_B1,
 225                 VF610_PAD_PTE23__DCU0_B2,
 226                 VF610_PAD_PTE24__DCU0_B3,
 227                 VF610_PAD_PTE25__DCU0_B4,
 228                 VF610_PAD_PTE26__DCU0_B5,
 229                 VF610_PAD_PTE27__DCU0_B6,
 230                 VF610_PAD_PTE28__DCU0_B7,
 231         };
 232
 233         imx_iomux_v3_setup_multiple_pads(dcu0_pads, ARRAY_SIZE(dcu0_pads));
 234 }
 235
 236 static void setup_tcon(void)
 237 {
 238         setbits_le32(TCON0_BASE_ADDR, (1 << 29));
 239 }
 240 #endif
 241
 242 #ifdef CONFIG_FSL_ESDHC
 243 struct fsl_esdhc_cfg esdhc_cfg[1] = {
 244         {ESDHC1_BASE_ADDR},
 245 };
 246
 247 int board_mmc_getcd(struct mmc *mmc)
 248 {
 249         /* eSDHC1 is always present */
 250         return 1;
 251 }
 252
 253 int board_mmc_init(bd_t *bis)
 254 {
 255         esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
 256
 257         return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
 258 }
 259 #endif
 260
 261 static inline int is_colibri_vf61(void)
 262 {
 263         struct mscm *mscm = (struct mscm *)MSCM_BASE_ADDR;
 264
 265         /*
 266          * Detect board type by Level 2 Cache: VF50 don't have any
 267          * Level 2 Cache.
 268          */
 269         return !!mscm->cpxcfg1;
 270 }
 271
 272 static void clock_init(void)
 273 {
 274         struct ccm_reg *ccm = (struct ccm_reg *)CCM_BASE_ADDR;
 275         struct anadig_reg *anadig = (struct anadig_reg *)ANADIG_BASE_ADDR;
 276         u32 pfd_clk_sel, ddr_clk_sel;
 277
 278         clrsetbits_le32(&ccm->ccgr0, CCM_REG_CTRL_MASK,
 279                         CCM_CCGR0_UART0_CTRL_MASK);
 280 #ifdef CONFIG_FSL_DSPI
 281         setbits_le32(&ccm->ccgr0, CCM_CCGR0_DSPI1_CTRL_MASK);
 282 #endif
 283         clrsetbits_le32(&ccm->ccgr1, CCM_REG_CTRL_MASK,
 284                         CCM_CCGR1_PIT_CTRL_MASK | CCM_CCGR1_WDOGA5_CTRL_MASK);
 285         clrsetbits_le32(&ccm->ccgr2, CCM_REG_CTRL_MASK,
 286                         CCM_CCGR2_IOMUXC_CTRL_MASK | CCM_CCGR2_PORTA_CTRL_MASK |
 287                         CCM_CCGR2_PORTB_CTRL_MASK | CCM_CCGR2_PORTC_CTRL_MASK |
 288                         CCM_CCGR2_PORTD_CTRL_MASK | CCM_CCGR2_PORTE_CTRL_MASK);
 289         clrsetbits_le32(&ccm->ccgr3, CCM_REG_CTRL_MASK,
 290                         CCM_CCGR3_ANADIG_CTRL_MASK | CCM_CCGR3_SCSC_CTRL_MASK);
 291         clrsetbits_le32(&ccm->ccgr4, CCM_REG_CTRL_MASK,
 292                         CCM_CCGR4_WKUP_CTRL_MASK | CCM_CCGR4_CCM_CTRL_MASK |
 293                         CCM_CCGR4_GPC_CTRL_MASK | CCM_CCGR4_I2C0_CTRL_MASK);
 294         clrsetbits_le32(&ccm->ccgr6, CCM_REG_CTRL_MASK,
 295                         CCM_CCGR6_OCOTP_CTRL_MASK | CCM_CCGR6_DDRMC_CTRL_MASK);
 296         clrsetbits_le32(&ccm->ccgr7, CCM_REG_CTRL_MASK,
 297                         CCM_CCGR7_SDHC1_CTRL_MASK);
 298         clrsetbits_le32(&ccm->ccgr9, CCM_REG_CTRL_MASK,
 299                         CCM_CCGR9_FEC0_CTRL_MASK | CCM_CCGR9_FEC1_CTRL_MASK);
 300         clrsetbits_le32(&ccm->ccgr10, CCM_REG_CTRL_MASK,
 301                         CCM_CCGR10_NFC_CTRL_MASK);
 302
 303 #ifdef CONFIG_USB_EHCI_VF
 304         setbits_le32(&ccm->ccgr1, CCM_CCGR1_USBC0_CTRL_MASK);
 305         setbits_le32(&ccm->ccgr7, CCM_CCGR7_USBC1_CTRL_MASK);
 306
 307         clrsetbits_le32(&anadig->pll3_ctrl, ANADIG_PLL3_CTRL_BYPASS |
 308                         ANADIG_PLL3_CTRL_POWERDOWN |
 309                         ANADIG_PLL3_CTRL_DIV_SELECT,
 310                         ANADIG_PLL3_CTRL_ENABLE);
 311         clrsetbits_le32(&anadig->pll7_ctrl, ANADIG_PLL7_CTRL_BYPASS |
 312                         ANADIG_PLL7_CTRL_POWERDOWN |
 313                         ANADIG_PLL7_CTRL_DIV_SELECT,
 314                         ANADIG_PLL7_CTRL_ENABLE);
 315 #endif
 316
 317         clrsetbits_le32(&anadig->pll5_ctrl, ANADIG_PLL5_CTRL_BYPASS |
 318                         ANADIG_PLL5_CTRL_POWERDOWN, ANADIG_PLL5_CTRL_ENABLE |
 319                         ANADIG_PLL5_CTRL_DIV_SELECT);
 320
 321         if (is_colibri_vf61()) {
 322                 clrsetbits_le32(&anadig->pll2_ctrl, ANADIG_PLL5_CTRL_BYPASS |
 323                                 ANADIG_PLL2_CTRL_POWERDOWN,
 324                                 ANADIG_PLL2_CTRL_ENABLE |
 325                                 ANADIG_PLL2_CTRL_DIV_SELECT);
 326         }
 327
 328         clrsetbits_le32(&anadig->pll1_ctrl, ANADIG_PLL1_CTRL_POWERDOWN,
 329                         ANADIG_PLL1_CTRL_ENABLE | ANADIG_PLL1_CTRL_DIV_SELECT);
 330
 331         clrsetbits_le32(&ccm->ccr, CCM_CCR_OSCNT_MASK,
 332                         CCM_CCR_FIRC_EN | CCM_CCR_OSCNT(5));
 333
 334         /* See "Typical PLL Configuration" */
 335         if (is_colibri_vf61()) {
 336                 pfd_clk_sel = CCM_CCSR_PLL1_PFD_CLK_SEL(1);
 337                 ddr_clk_sel = CCM_CCSR_DDRC_CLK_SEL(0);
 338         } else {
 339                 pfd_clk_sel = CCM_CCSR_PLL1_PFD_CLK_SEL(3);
 340                 ddr_clk_sel = CCM_CCSR_DDRC_CLK_SEL(1);
 341         }
 342
 343         clrsetbits_le32(&ccm->ccsr, CCM_REG_CTRL_MASK, pfd_clk_sel |
 344                         CCM_CCSR_PLL2_PFD4_EN | CCM_CCSR_PLL2_PFD3_EN |
 345                         CCM_CCSR_PLL2_PFD2_EN | CCM_CCSR_PLL2_PFD1_EN |
 346                         CCM_CCSR_PLL1_PFD4_EN | CCM_CCSR_PLL1_PFD3_EN |
 347                         CCM_CCSR_PLL1_PFD2_EN | CCM_CCSR_PLL1_PFD1_EN |
 348                         ddr_clk_sel | CCM_CCSR_FAST_CLK_SEL(1) |
 349                         CCM_CCSR_SYS_CLK_SEL(4));
 350
 351         clrsetbits_le32(&ccm->cacrr, CCM_REG_CTRL_MASK,
 352                         CCM_CACRR_IPG_CLK_DIV(1) | CCM_CACRR_BUS_CLK_DIV(2) |
 353                         CCM_CACRR_ARM_CLK_DIV(0));
 354         clrsetbits_le32(&ccm->cscmr1, CCM_REG_CTRL_MASK,
 355                         CCM_CSCMR1_ESDHC1_CLK_SEL(3) |
 356                         CCM_CSCMR1_NFC_CLK_SEL(0));
 357         clrsetbits_le32(&ccm->cscdr1, CCM_REG_CTRL_MASK,
 358                         CCM_CSCDR1_RMII_CLK_EN);
 359         clrsetbits_le32(&ccm->cscdr2, CCM_REG_CTRL_MASK,
 360                         CCM_CSCDR2_ESDHC1_EN | CCM_CSCDR2_ESDHC1_CLK_DIV(0) |
 361                         CCM_CSCDR2_NFC_EN);
 362         clrsetbits_le32(&ccm->cscdr3, CCM_REG_CTRL_MASK,
 363                         CCM_CSCDR3_NFC_PRE_DIV(3));
 364         clrsetbits_le32(&ccm->cscmr2, CCM_REG_CTRL_MASK,
 365                         CCM_CSCMR2_RMII_CLK_SEL(2));
 366
 367 #ifdef CONFIG_VIDEO_FSL_DCU_FB
 368                 setbits_le32(&ccm->ccgr1, CCM_CCGR1_TCON0_CTRL_MASK);
 369                 setbits_le32(&ccm->ccgr3, CCM_CCGR3_DCU0_CTRL_MASK);
 370 #endif
 371 }
 372
 373 static void mscm_init(void)
 374 {
 375         struct mscm_ir *mscmir = (struct mscm_ir *)MSCM_IR_BASE_ADDR;
 376         int i;
 377
 378         for (i = 0; i < MSCM_IRSPRC_NUM; i++)
 379                 writew(MSCM_IRSPRC_CP0_EN, &mscmir->irsprc[i]);
 380 }
 381
 382 int board_phy_config(struct phy_device *phydev)
 383 {
 384         if (phydev->drv->config)
 385                 phydev->drv->config(phydev);
 386
 387         return 0;
 388 }
 389
 390 int board_early_init_f(void)
 391 {
 392         clock_init();
 393         mscm_init();
 394
 395 #ifdef CONFIG_VYBRID_GPIO
 396         setup_iomux_gpio();
 397 #endif
 398
 399 #ifdef CONFIG_VIDEO_FSL_DCU_FB
 400         setup_tcon();
 401         setup_iomux_fsl_dcu();
 402 #endif
 403
 404         return 0;
 405 }
 406
 407 #ifdef CONFIG_BOARD_LATE_INIT
 408 int board_late_init(void)
 409 {
 410         struct src *src = (struct src *)SRC_BASE_ADDR;
 411
 412         if (((src->sbmr2 & SRC_SBMR2_BMOD_MASK) >> SRC_SBMR2_BMOD_SHIFT)
 413                         == SRC_SBMR2_BMOD_SERIAL) {
 414                 printf("Serial Downloader recovery mode, disable autoboot\n");
 415                 env_set("bootdelay", "-1");
 416         }
 417
 418         return 0;
 419 }
 420 #endif /* CONFIG_BOARD_LATE_INIT */
 421
 422 int board_init(void)
 423 {
 424         struct scsc_reg *scsc = (struct scsc_reg *)SCSC_BASE_ADDR;
 425
 426         /* address of boot parameters */
 427         gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 428
 429         /*
 430          * Enable external 32K Oscillator
 431          *
 432          * The internal clock experiences significant drift
 433          * so we must use the external oscillator in order
 434          * to maintain correct time in the hwclock
 435          */
 436
 437         setbits_le32(&scsc->sosc_ctr, SCSC_SOSC_CTR_SOSC_EN);
 438
 439 #ifdef CONFIG_USB_EHCI_VF
 440         gpio_request(USB_CDET_GPIO, "usb-cdet-gpio");
 441 #endif
 442
 443         return 0;
 444 }
 445
 446 int checkboard(void)
 447 {
 448         if (is_colibri_vf61())
 449                 puts("Board: Colibri VF61\n");
 450         else
 451                 puts("Board: Colibri VF50\n");
 452
 453         return 0;
 454 }
 455
 456 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
 457 int ft_board_setup(void *blob, bd_t *bd)
 458 {
 459         int ret = 0;
 460 #ifdef CONFIG_FDT_FIXUP_PARTITIONS
 461         static const struct node_info nodes[] = {
 462                 { "fsl,vf610-nfc", MTD_DEV_TYPE_NAND, }, /* NAND flash */
 463         };
 464
 465         /* Update partition nodes using info from mtdparts env var */
 466         puts("   Updating MTD partitions...\n");
 467         fdt_fixup_mtdparts(blob, nodes, ARRAY_SIZE(nodes));
 468 #endif
 469 #ifdef CONFIG_VIDEO_FSL_DCU_FB
 470         ret = fsl_dcu_fixedfb_setup(blob);
 471         if (ret)
 472                 return ret;
 473 #endif
 474
 475         return ft_common_board_setup(blob, bd);
 476 }
 477 #endif
 478
 479 #ifdef CONFIG_USB_EHCI_VF
 480 int board_ehci_hcd_init(int port)
 481 {
 482         switch (port) {
 483         case 0:
 484                 /* USBC does not have PEN, also configured as USB client only */
 485                 break;
 486         case 1:
 487                 gpio_request(USB_PEN_GPIO, "usb-pen-gpio");
 488                 gpio_direction_output(USB_PEN_GPIO, 0);
 489                 break;
 490         }
 491         return 0;
 492 }
 493
 494 int board_usb_phy_mode(int port)
 495 {
 496         switch (port) {
 497         case 0:
 498                 /*
 499                  * Port 0 is used only in client mode on Colibri Vybrid modules
 500                  * Check for state of USB client gpio pin and accordingly return
 501                  * USB_INIT_DEVICE or USB_INIT_HOST.
 502                  */
 503                 if (gpio_get_value(USB_CDET_GPIO))
 504                         return USB_INIT_DEVICE;
 505                 else
 506                         return USB_INIT_HOST;
 507         case 1:
 508                 /* Port 1 is used only in host mode on Colibri Vybrid modules */
 509                 return USB_INIT_HOST;
 510         default:
 511                 /*
 512                  * There are only two USB controllers on Vybrid. Ideally we will
 513                  * not reach here. However return USB_INIT_HOST if we do.
 514                  */
 515                 return USB_INIT_HOST;
 516         }
 517 }
 518 #endif
 519
 520 /*
 521  * Backlight off before OS handover
 522  */
 523 void board_preboot_os(void)
 524 {
 525         gpio_request(PTC0_GPIO_45, "BL_ON");
 526         gpio_direction_output(PTC0_GPIO_45, 0);
 527 }