board/toradex/colibri_vf/colibri_vf.c

   1 /*
   2  * Copyright 2015 Toradex, Inc.
   3  *
   4  * Based on vf610twr.c:
   5  * Copyright 2013 Freescale Semiconductor, Inc.
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #include <common.h>
  11 #include <asm/io.h>
  12 #include <asm/arch/imx-regs.h>
  13 #include <asm/arch/iomux-vf610.h>
  14 #include <asm/arch/ddrmc-vf610.h>
  15 #include <asm/arch/crm_regs.h>
  16 #include <asm/arch/clock.h>
  17 #include <mmc.h>
  18 #include <fdt_support.h>
  19 #include <fsl_esdhc.h>
  20 #include <jffs2/load_kernel.h>
  21 #include <miiphy.h>
  22 #include <mtd_node.h>
  23 #include <netdev.h>
  24 #include <i2c.h>
  25 #include <g_dnl.h>
  26 #include <asm/gpio.h>
  27 #include <usb.h>
  28 #include "../common/tdx-common.h"
  29
  30 DECLARE_GLOBAL_DATA_PTR;
  31
  32 #define UART_PAD_CTRL   (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
  33                         PAD_CTL_DSE_25ohm | PAD_CTL_OBE_IBE_ENABLE)
  34
  35 #define ESDHC_PAD_CTRL  (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_HIGH | \
  36                         PAD_CTL_DSE_20ohm | PAD_CTL_OBE_IBE_ENABLE)
  37
  38 #define ENET_PAD_CTRL   (PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_HIGH | \
  39                         PAD_CTL_DSE_50ohm | PAD_CTL_OBE_IBE_ENABLE)
  40
  41 #define USB_PEN_GPIO           83
  42 #define USB_CDET_GPIO           102
  43
  44 static struct ddrmc_cr_setting colibri_vf_cr_settings[] = {
  45         /* levelling */
  46         { DDRMC_CR97_WRLVL_EN, 97 },
  47         { DDRMC_CR98_WRLVL_DL_0(0), 98 },
  48         { DDRMC_CR99_WRLVL_DL_1(0), 99 },
  49         { DDRMC_CR102_RDLVL_REG_EN | DDRMC_CR102_RDLVL_GT_REGEN, 102 },
  50         { DDRMC_CR105_RDLVL_DL_0(0), 105 },
  51         { DDRMC_CR106_RDLVL_GTDL_0(4), 106 },
  52         { DDRMC_CR110_RDLVL_DL_1(0) | DDRMC_CR110_RDLVL_GTDL_1(4), 110 },
  53         /* AXI */
  54         { DDRMC_CR117_AXI0_W_PRI(0) | DDRMC_CR117_AXI0_R_PRI(0), 117 },
  55         { DDRMC_CR118_AXI1_W_PRI(1) | DDRMC_CR118_AXI1_R_PRI(1), 118 },
  56         { DDRMC_CR120_AXI0_PRI1_RPRI(2) |
  57                    DDRMC_CR120_AXI0_PRI0_RPRI(2), 120 },
  58         { DDRMC_CR121_AXI0_PRI3_RPRI(2) |
  59                    DDRMC_CR121_AXI0_PRI2_RPRI(2), 121 },
  60         { DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) |
  61                    DDRMC_CR122_AXI0_PRIRLX(100), 122 },
  62         { DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) |
  63                    DDRMC_CR123_AXI1_PRI2_RPRI(1), 123 },
  64         { DDRMC_CR124_AXI1_PRIRLX(100), 124 },
  65         { DDRMC_CR126_PHY_RDLAT(8), 126 },
  66         { DDRMC_CR132_WRLAT_ADJ(5) |
  67                    DDRMC_CR132_RDLAT_ADJ(6), 132 },
  68         { DDRMC_CR137_PHYCTL_DL(2), 137 },
  69         { DDRMC_CR138_PHY_WRLV_MXDL(256) |
  70                    DDRMC_CR138_PHYDRAM_CK_EN(1), 138 },
  71         { DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) |
  72                    DDRMC_CR139_PHY_WRLV_DLL(3) |
  73                    DDRMC_CR139_PHY_WRLV_EN(3), 139 },
  74         { DDRMC_CR140_PHY_WRLV_WW(64), 140 },
  75         { DDRMC_CR143_RDLV_GAT_MXDL(1536) |
  76                    DDRMC_CR143_RDLV_MXDL(128), 143 },
  77         { DDRMC_CR144_PHY_RDLVL_RES(4) | DDRMC_CR144_PHY_RDLV_LOAD(7) |
  78                    DDRMC_CR144_PHY_RDLV_DLL(3) |
  79                    DDRMC_CR144_PHY_RDLV_EN(3), 144 },
  80         { DDRMC_CR145_PHY_RDLV_RR(64), 145 },
  81         { DDRMC_CR146_PHY_RDLVL_RESP(64), 146 },
  82         { DDRMC_CR147_RDLV_RESP_MASK(983040), 147 },
  83         { DDRMC_CR148_RDLV_GATE_RESP_MASK(983040), 148 },
  84         { DDRMC_CR151_RDLV_GAT_DQ_ZERO_CNT(1) |
  85                    DDRMC_CR151_RDLVL_DQ_ZERO_CNT(1), 151 },
  86
  87         { DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) |
  88                    DDRMC_CR154_PAD_ZQ_MODE(1) |
  89                    DDRMC_CR154_DDR_SEL_PAD_CONTR(3) |
  90                    DDRMC_CR154_PAD_ZQ_HW_FOR(1), 154 },
  91         { DDRMC_CR155_PAD_ODT_BYTE1(1) | DDRMC_CR155_PAD_ODT_BYTE0(1), 155 },
  92         { DDRMC_CR158_TWR(6), 158 },
  93         { DDRMC_CR161_ODT_EN(1) | DDRMC_CR161_TODTH_RD(2) |
  94                    DDRMC_CR161_TODTH_WR(2), 161 },
  95         /* end marker */
  96         { 0, -1 }
  97 };
  98
  99 static const iomux_v3_cfg_t usb_pads[] = {
 100         VF610_PAD_PTD4__GPIO_83,
 101         VF610_PAD_PTC29__GPIO_102,
 102 };
 103
 104 int dram_init(void)
 105 {
 106         static const struct ddr3_jedec_timings timings = {
 107                 .tinit             = 5,
 108                 .trst_pwron        = 80000,
 109                 .cke_inactive      = 200000,
 110                 .wrlat             = 5,
 111                 .caslat_lin        = 12,
 112                 .trc               = 21,
 113                 .trrd              = 4,
 114                 .tccd              = 4,
 115                 .tbst_int_interval = 0,
 116                 .tfaw              = 20,
 117                 .trp               = 6,
 118                 .twtr              = 4,
 119                 .tras_min          = 15,
 120                 .tmrd              = 4,
 121                 .trtp              = 4,
 122                 .tras_max          = 28080,
 123                 .tmod              = 12,
 124                 .tckesr            = 4,
 125                 .tcke              = 3,
 126                 .trcd_int          = 6,
 127                 .tras_lockout      = 0,
 128                 .tdal              = 12,
 129                 .bstlen            = 3,
 130                 .tdll              = 512,
 131                 .trp_ab            = 6,
 132                 .tref              = 3120,
 133                 .trfc              = 64,
 134                 .tref_int          = 0,
 135                 .tpdex             = 3,
 136                 .txpdll            = 10,
 137                 .txsnr             = 48,
 138                 .txsr              = 468,
 139                 .cksrx             = 5,
 140                 .cksre             = 5,
 141                 .freq_chg_en       = 0,
 142                 .zqcl              = 256,
 143                 .zqinit            = 512,
 144                 .zqcs              = 64,
 145                 .ref_per_zq        = 64,
 146                 .zqcs_rotate       = 0,
 147                 .aprebit           = 10,
 148                 .cmd_age_cnt       = 64,
 149                 .age_cnt           = 64,
 150                 .q_fullness        = 7,
 151                 .odt_rd_mapcs0     = 0,
 152                 .odt_wr_mapcs0     = 1,
 153                 .wlmrd             = 40,
 154                 .wldqsen           = 25,
 155         };
 156
 157         ddrmc_setup_iomux(NULL, 0);
 158
 159         ddrmc_ctrl_init_ddr3(&timings, colibri_vf_cr_settings, NULL, 1, 2);
 160         gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
 161
 162         return 0;
 163 }
 164
 165 static void setup_iomux_uart(void)
 166 {
 167         static const iomux_v3_cfg_t uart_pads[] = {
 168                 NEW_PAD_CTRL(VF610_PAD_PTB4__UART1_TX, UART_PAD_CTRL),
 169                 NEW_PAD_CTRL(VF610_PAD_PTB5__UART1_RX, UART_PAD_CTRL),
 170                 NEW_PAD_CTRL(VF610_PAD_PTB10__UART0_TX, UART_PAD_CTRL),
 171                 NEW_PAD_CTRL(VF610_PAD_PTB11__UART0_RX, UART_PAD_CTRL),
 172         };
 173
 174         imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads));
 175 }
 176
 177 static void setup_iomux_enet(void)
 178 {
 179         static const iomux_v3_cfg_t enet0_pads[] = {
 180                 NEW_PAD_CTRL(VF610_PAD_PTA6__RMII0_CLKOUT, ENET_PAD_CTRL),
 181                 NEW_PAD_CTRL(VF610_PAD_PTC10__RMII1_MDIO, ENET_PAD_CTRL),
 182                 NEW_PAD_CTRL(VF610_PAD_PTC9__RMII1_MDC, ENET_PAD_CTRL),
 183                 NEW_PAD_CTRL(VF610_PAD_PTC11__RMII1_CRS_DV, ENET_PAD_CTRL),
 184                 NEW_PAD_CTRL(VF610_PAD_PTC12__RMII1_RD1, ENET_PAD_CTRL),
 185                 NEW_PAD_CTRL(VF610_PAD_PTC13__RMII1_RD0, ENET_PAD_CTRL),
 186                 NEW_PAD_CTRL(VF610_PAD_PTC14__RMII1_RXER, ENET_PAD_CTRL),
 187                 NEW_PAD_CTRL(VF610_PAD_PTC15__RMII1_TD1, ENET_PAD_CTRL),
 188                 NEW_PAD_CTRL(VF610_PAD_PTC16__RMII1_TD0, ENET_PAD_CTRL),
 189                 NEW_PAD_CTRL(VF610_PAD_PTC17__RMII1_TXEN, ENET_PAD_CTRL),
 190         };
 191
 192         imx_iomux_v3_setup_multiple_pads(enet0_pads, ARRAY_SIZE(enet0_pads));
 193 }
 194
 195 static void setup_iomux_i2c(void)
 196 {
 197         static const iomux_v3_cfg_t i2c0_pads[] = {
 198                 VF610_PAD_PTB14__I2C0_SCL,
 199                 VF610_PAD_PTB15__I2C0_SDA,
 200         };
 201
 202         imx_iomux_v3_setup_multiple_pads(i2c0_pads, ARRAY_SIZE(i2c0_pads));
 203 }
 204
 205 #ifdef CONFIG_NAND_VF610_NFC
 206 static void setup_iomux_nfc(void)
 207 {
 208         static const iomux_v3_cfg_t nfc_pads[] = {
 209                 VF610_PAD_PTD23__NF_IO7,
 210                 VF610_PAD_PTD22__NF_IO6,
 211                 VF610_PAD_PTD21__NF_IO5,
 212                 VF610_PAD_PTD20__NF_IO4,
 213                 VF610_PAD_PTD19__NF_IO3,
 214                 VF610_PAD_PTD18__NF_IO2,
 215                 VF610_PAD_PTD17__NF_IO1,
 216                 VF610_PAD_PTD16__NF_IO0,
 217                 VF610_PAD_PTB24__NF_WE_B,
 218                 VF610_PAD_PTB25__NF_CE0_B,
 219                 VF610_PAD_PTB27__NF_RE_B,
 220                 VF610_PAD_PTC26__NF_RB_B,
 221                 VF610_PAD_PTC27__NF_ALE,
 222                 VF610_PAD_PTC28__NF_CLE
 223         };
 224
 225         imx_iomux_v3_setup_multiple_pads(nfc_pads, ARRAY_SIZE(nfc_pads));
 226 }
 227 #endif
 228
 229 #ifdef CONFIG_FSL_DSPI
 230 static void setup_iomux_dspi(void)
 231 {
 232         static const iomux_v3_cfg_t dspi1_pads[] = {
 233                 VF610_PAD_PTD5__DSPI1_CS0,
 234                 VF610_PAD_PTD6__DSPI1_SIN,
 235                 VF610_PAD_PTD7__DSPI1_SOUT,
 236                 VF610_PAD_PTD8__DSPI1_SCK,
 237         };
 238
 239         imx_iomux_v3_setup_multiple_pads(dspi1_pads, ARRAY_SIZE(dspi1_pads));
 240 }
 241 #endif
 242
 243 #ifdef CONFIG_VYBRID_GPIO
 244 static void setup_iomux_gpio(void)
 245 {
 246         static const iomux_v3_cfg_t gpio_pads[] = {
 247                 VF610_PAD_PTA17__GPIO_7,
 248                 VF610_PAD_PTA20__GPIO_10,
 249                 VF610_PAD_PTA21__GPIO_11,
 250                 VF610_PAD_PTA30__GPIO_20,
 251                 VF610_PAD_PTA31__GPIO_21,
 252                 VF610_PAD_PTB0__GPIO_22,
 253                 VF610_PAD_PTB1__GPIO_23,
 254                 VF610_PAD_PTB6__GPIO_28,
 255                 VF610_PAD_PTB7__GPIO_29,
 256                 VF610_PAD_PTB8__GPIO_30,
 257                 VF610_PAD_PTB9__GPIO_31,
 258                 VF610_PAD_PTB12__GPIO_34,
 259                 VF610_PAD_PTB13__GPIO_35,
 260                 VF610_PAD_PTB16__GPIO_38,
 261                 VF610_PAD_PTB17__GPIO_39,
 262                 VF610_PAD_PTB18__GPIO_40,
 263                 VF610_PAD_PTB21__GPIO_43,
 264                 VF610_PAD_PTB22__GPIO_44,
 265                 VF610_PAD_PTC0__GPIO_45,
 266                 VF610_PAD_PTC1__GPIO_46,
 267                 VF610_PAD_PTC2__GPIO_47,
 268                 VF610_PAD_PTC3__GPIO_48,
 269                 VF610_PAD_PTC4__GPIO_49,
 270                 VF610_PAD_PTC5__GPIO_50,
 271                 VF610_PAD_PTC6__GPIO_51,
 272                 VF610_PAD_PTC7__GPIO_52,
 273                 VF610_PAD_PTC8__GPIO_53,
 274                 VF610_PAD_PTD31__GPIO_63,
 275                 VF610_PAD_PTD30__GPIO_64,
 276                 VF610_PAD_PTD29__GPIO_65,
 277                 VF610_PAD_PTD28__GPIO_66,
 278                 VF610_PAD_PTD27__GPIO_67,
 279                 VF610_PAD_PTD26__GPIO_68,
 280                 VF610_PAD_PTD25__GPIO_69,
 281                 VF610_PAD_PTD24__GPIO_70,
 282                 VF610_PAD_PTD9__GPIO_88,
 283                 VF610_PAD_PTD10__GPIO_89,
 284                 VF610_PAD_PTD11__GPIO_90,
 285                 VF610_PAD_PTD12__GPIO_91,
 286                 VF610_PAD_PTD13__GPIO_92,
 287                 VF610_PAD_PTB23__GPIO_93,
 288                 VF610_PAD_PTB26__GPIO_96,
 289                 VF610_PAD_PTB28__GPIO_98,
 290                 VF610_PAD_PTC30__GPIO_103,
 291                 VF610_PAD_PTA7__GPIO_134,
 292         };
 293
 294         imx_iomux_v3_setup_multiple_pads(gpio_pads, ARRAY_SIZE(gpio_pads));
 295 }
 296 #endif
 297
 298 #ifdef CONFIG_FSL_ESDHC
 299 struct fsl_esdhc_cfg esdhc_cfg[1] = {
 300         {ESDHC1_BASE_ADDR},
 301 };
 302
 303 int board_mmc_getcd(struct mmc *mmc)
 304 {
 305         /* eSDHC1 is always present */
 306         return 1;
 307 }
 308
 309 int board_mmc_init(bd_t *bis)
 310 {
 311         static const iomux_v3_cfg_t esdhc1_pads[] = {
 312                 NEW_PAD_CTRL(VF610_PAD_PTA24__ESDHC1_CLK, ESDHC_PAD_CTRL),
 313                 NEW_PAD_CTRL(VF610_PAD_PTA25__ESDHC1_CMD, ESDHC_PAD_CTRL),
 314                 NEW_PAD_CTRL(VF610_PAD_PTA26__ESDHC1_DAT0, ESDHC_PAD_CTRL),
 315                 NEW_PAD_CTRL(VF610_PAD_PTA27__ESDHC1_DAT1, ESDHC_PAD_CTRL),
 316                 NEW_PAD_CTRL(VF610_PAD_PTA28__ESDHC1_DAT2, ESDHC_PAD_CTRL),
 317                 NEW_PAD_CTRL(VF610_PAD_PTA29__ESDHC1_DAT3, ESDHC_PAD_CTRL),
 318         };
 319
 320         esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
 321
 322         imx_iomux_v3_setup_multiple_pads(
 323                 esdhc1_pads, ARRAY_SIZE(esdhc1_pads));
 324
 325         return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
 326 }
 327 #endif
 328
 329 static inline int is_colibri_vf61(void)
 330 {
 331         struct mscm *mscm = (struct mscm *)MSCM_BASE_ADDR;
 332
 333         /*
 334          * Detect board type by Level 2 Cache: VF50 don't have any
 335          * Level 2 Cache.
 336          */
 337         return !!mscm->cpxcfg1;
 338 }
 339
 340 static void clock_init(void)
 341 {
 342         struct ccm_reg *ccm = (struct ccm_reg *)CCM_BASE_ADDR;
 343         struct anadig_reg *anadig = (struct anadig_reg *)ANADIG_BASE_ADDR;
 344         u32 pfd_clk_sel, ddr_clk_sel;
 345
 346         clrsetbits_le32(&ccm->ccgr0, CCM_REG_CTRL_MASK,
 347                         CCM_CCGR0_UART0_CTRL_MASK);
 348 #ifdef CONFIG_FSL_DSPI
 349         setbits_le32(&ccm->ccgr0, CCM_CCGR0_DSPI1_CTRL_MASK);
 350 #endif
 351         clrsetbits_le32(&ccm->ccgr1, CCM_REG_CTRL_MASK,
 352                         CCM_CCGR1_PIT_CTRL_MASK | CCM_CCGR1_WDOGA5_CTRL_MASK);
 353         clrsetbits_le32(&ccm->ccgr2, CCM_REG_CTRL_MASK,
 354                         CCM_CCGR2_IOMUXC_CTRL_MASK | CCM_CCGR2_PORTA_CTRL_MASK |
 355                         CCM_CCGR2_PORTB_CTRL_MASK | CCM_CCGR2_PORTC_CTRL_MASK |
 356                         CCM_CCGR2_PORTD_CTRL_MASK | CCM_CCGR2_PORTE_CTRL_MASK);
 357         clrsetbits_le32(&ccm->ccgr3, CCM_REG_CTRL_MASK,
 358                         CCM_CCGR3_ANADIG_CTRL_MASK | CCM_CCGR3_SCSC_CTRL_MASK);
 359         clrsetbits_le32(&ccm->ccgr4, CCM_REG_CTRL_MASK,
 360                         CCM_CCGR4_WKUP_CTRL_MASK | CCM_CCGR4_CCM_CTRL_MASK |
 361                         CCM_CCGR4_GPC_CTRL_MASK | CCM_CCGR4_I2C0_CTRL_MASK);
 362         clrsetbits_le32(&ccm->ccgr6, CCM_REG_CTRL_MASK,
 363                         CCM_CCGR6_OCOTP_CTRL_MASK | CCM_CCGR6_DDRMC_CTRL_MASK);
 364         clrsetbits_le32(&ccm->ccgr7, CCM_REG_CTRL_MASK,
 365                         CCM_CCGR7_SDHC1_CTRL_MASK);
 366         clrsetbits_le32(&ccm->ccgr9, CCM_REG_CTRL_MASK,
 367                         CCM_CCGR9_FEC0_CTRL_MASK | CCM_CCGR9_FEC1_CTRL_MASK);
 368         clrsetbits_le32(&ccm->ccgr10, CCM_REG_CTRL_MASK,
 369                         CCM_CCGR10_NFC_CTRL_MASK);
 370
 371 #ifdef CONFIG_USB_EHCI_VF
 372         setbits_le32(&ccm->ccgr1, CCM_CCGR1_USBC0_CTRL_MASK);
 373         setbits_le32(&ccm->ccgr7, CCM_CCGR7_USBC1_CTRL_MASK);
 374
 375         clrsetbits_le32(&anadig->pll3_ctrl, ANADIG_PLL3_CTRL_BYPASS |
 376                         ANADIG_PLL3_CTRL_POWERDOWN |
 377                         ANADIG_PLL3_CTRL_DIV_SELECT,
 378                         ANADIG_PLL3_CTRL_ENABLE);
 379         clrsetbits_le32(&anadig->pll7_ctrl, ANADIG_PLL7_CTRL_BYPASS |
 380                         ANADIG_PLL7_CTRL_POWERDOWN |
 381                         ANADIG_PLL7_CTRL_DIV_SELECT,
 382                         ANADIG_PLL7_CTRL_ENABLE);
 383 #endif
 384
 385         clrsetbits_le32(&anadig->pll5_ctrl, ANADIG_PLL5_CTRL_BYPASS |
 386                         ANADIG_PLL5_CTRL_POWERDOWN, ANADIG_PLL5_CTRL_ENABLE |
 387                         ANADIG_PLL5_CTRL_DIV_SELECT);
 388
 389         if (is_colibri_vf61()) {
 390                 clrsetbits_le32(&anadig->pll2_ctrl, ANADIG_PLL5_CTRL_BYPASS |
 391                                 ANADIG_PLL2_CTRL_POWERDOWN,
 392                                 ANADIG_PLL2_CTRL_ENABLE |
 393                                 ANADIG_PLL2_CTRL_DIV_SELECT);
 394         }
 395
 396         clrsetbits_le32(&anadig->pll1_ctrl, ANADIG_PLL1_CTRL_POWERDOWN,
 397                         ANADIG_PLL1_CTRL_ENABLE | ANADIG_PLL1_CTRL_DIV_SELECT);
 398
 399         clrsetbits_le32(&ccm->ccr, CCM_CCR_OSCNT_MASK,
 400                         CCM_CCR_FIRC_EN | CCM_CCR_OSCNT(5));
 401
 402         /* See "Typical PLL Configuration" */
 403         if (is_colibri_vf61()) {
 404                 pfd_clk_sel = CCM_CCSR_PLL1_PFD_CLK_SEL(1);
 405                 ddr_clk_sel = CCM_CCSR_DDRC_CLK_SEL(0);
 406         } else {
 407                 pfd_clk_sel = CCM_CCSR_PLL1_PFD_CLK_SEL(3);
 408                 ddr_clk_sel = CCM_CCSR_DDRC_CLK_SEL(1);
 409         }
 410
 411         clrsetbits_le32(&ccm->ccsr, CCM_REG_CTRL_MASK, pfd_clk_sel |
 412                         CCM_CCSR_PLL2_PFD4_EN | CCM_CCSR_PLL2_PFD3_EN |
 413                         CCM_CCSR_PLL2_PFD2_EN | CCM_CCSR_PLL2_PFD1_EN |
 414                         CCM_CCSR_PLL1_PFD4_EN | CCM_CCSR_PLL1_PFD3_EN |
 415                         CCM_CCSR_PLL1_PFD2_EN | CCM_CCSR_PLL1_PFD1_EN |
 416                         ddr_clk_sel | CCM_CCSR_FAST_CLK_SEL(1) |
 417                         CCM_CCSR_SYS_CLK_SEL(4));
 418
 419         clrsetbits_le32(&ccm->cacrr, CCM_REG_CTRL_MASK,
 420                         CCM_CACRR_IPG_CLK_DIV(1) | CCM_CACRR_BUS_CLK_DIV(2) |
 421                         CCM_CACRR_ARM_CLK_DIV(0));
 422         clrsetbits_le32(&ccm->cscmr1, CCM_REG_CTRL_MASK,
 423                         CCM_CSCMR1_ESDHC1_CLK_SEL(3) |
 424                         CCM_CSCMR1_NFC_CLK_SEL(0));
 425         clrsetbits_le32(&ccm->cscdr1, CCM_REG_CTRL_MASK,
 426                         CCM_CSCDR1_RMII_CLK_EN);
 427         clrsetbits_le32(&ccm->cscdr2, CCM_REG_CTRL_MASK,
 428                         CCM_CSCDR2_ESDHC1_EN | CCM_CSCDR2_ESDHC1_CLK_DIV(0) |
 429                         CCM_CSCDR2_NFC_EN);
 430         clrsetbits_le32(&ccm->cscdr3, CCM_REG_CTRL_MASK,
 431                         CCM_CSCDR3_NFC_PRE_DIV(3));
 432         clrsetbits_le32(&ccm->cscmr2, CCM_REG_CTRL_MASK,
 433                         CCM_CSCMR2_RMII_CLK_SEL(2));
 434 }
 435
 436 static void mscm_init(void)
 437 {
 438         struct mscm_ir *mscmir = (struct mscm_ir *)MSCM_IR_BASE_ADDR;
 439         int i;
 440
 441         for (i = 0; i < MSCM_IRSPRC_NUM; i++)
 442                 writew(MSCM_IRSPRC_CP0_EN, &mscmir->irsprc[i]);
 443 }
 444
 445 int board_phy_config(struct phy_device *phydev)
 446 {
 447         if (phydev->drv->config)
 448                 phydev->drv->config(phydev);
 449
 450         return 0;
 451 }
 452
 453 int board_early_init_f(void)
 454 {
 455         clock_init();
 456         mscm_init();
 457
 458         setup_iomux_uart();
 459         setup_iomux_enet();
 460         setup_iomux_i2c();
 461 #ifdef CONFIG_NAND_VF610_NFC
 462         setup_iomux_nfc();
 463 #endif
 464
 465 #ifdef CONFIG_VYBRID_GPIO
 466         setup_iomux_gpio();
 467 #endif
 468
 469 #ifdef CONFIG_FSL_DSPI
 470         setup_iomux_dspi();
 471 #endif
 472
 473         return 0;
 474 }
 475
 476 #ifdef CONFIG_BOARD_LATE_INIT
 477 int board_late_init(void)
 478 {
 479         struct src *src = (struct src *)SRC_BASE_ADDR;
 480
 481         /* Default memory arguments */
 482         if (!getenv("memargs")) {
 483                 switch (gd->ram_size) {
 484                 case 0x08000000:
 485                         /* 128 MB */
 486                         setenv("memargs", "mem=128M");
 487                         break;
 488                 case 0x10000000:
 489                         /* 256 MB */
 490                         setenv("memargs", "mem=256M");
 491                         break;
 492                 default:
 493                         printf("Failed detecting RAM size.\n");
 494                 }
 495         }
 496
 497         if (((src->sbmr2 & SRC_SBMR2_BMOD_MASK) >> SRC_SBMR2_BMOD_SHIFT)
 498                         == SRC_SBMR2_BMOD_SERIAL) {
 499                 printf("Serial Downloader recovery mode, disable autoboot\n");
 500                 setenv("bootdelay", "-1");
 501         }
 502
 503         return 0;
 504 }
 505 #endif /* CONFIG_BOARD_LATE_INIT */
 506
 507 int board_init(void)
 508 {
 509         struct scsc_reg *scsc = (struct scsc_reg *)SCSC_BASE_ADDR;
 510
 511         /* address of boot parameters */
 512         gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 513
 514         /*
 515          * Enable external 32K Oscillator
 516          *
 517          * The internal clock experiences significant drift
 518          * so we must use the external oscillator in order
 519          * to maintain correct time in the hwclock
 520          */
 521
 522         setbits_le32(&scsc->sosc_ctr, SCSC_SOSC_CTR_SOSC_EN);
 523
 524 #ifdef CONFIG_USB_EHCI_VF
 525         gpio_request(USB_CDET_GPIO, "usb-cdet-gpio");
 526 #endif
 527
 528         return 0;
 529 }
 530
 531 int checkboard(void)
 532 {
 533         if (is_colibri_vf61())
 534                 puts("Board: Colibri VF61\n");
 535         else
 536                 puts("Board: Colibri VF50\n");
 537
 538         return 0;
 539 }
 540
 541 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
 542 int ft_board_setup(void *blob, bd_t *bd)
 543 {
 544 #ifdef CONFIG_FDT_FIXUP_PARTITIONS
 545         static struct node_info nodes[] = {
 546                 { "fsl,vf610-nfc", MTD_DEV_TYPE_NAND, }, /* NAND flash */
 547         };
 548
 549         /* Update partition nodes using info from mtdparts env var */
 550         puts("   Updating MTD partitions...\n");
 551         fdt_fixup_mtdparts(blob, nodes, ARRAY_SIZE(nodes));
 552 #endif
 553
 554         return ft_common_board_setup(blob, bd);
 555 }
 556 #endif
 557
 558 #ifdef CONFIG_USB_EHCI_VF
 559 int board_ehci_hcd_init(int port)
 560 {
 561         imx_iomux_v3_setup_multiple_pads(usb_pads, ARRAY_SIZE(usb_pads));
 562
 563         switch (port) {
 564         case 0:
 565                 /* USBC does not have PEN, also configured as USB client only */
 566                 break;
 567         case 1:
 568                 gpio_request(USB_PEN_GPIO, "usb-pen-gpio");
 569                 gpio_direction_output(USB_PEN_GPIO, 0);
 570                 break;
 571         }
 572         return 0;
 573 }
 574
 575 int board_usb_phy_mode(int port)
 576 {
 577         switch (port) {
 578         case 0:
 579                 /*
 580                  * Port 0 is used only in client mode on Colibri Vybrid modules
 581                  * Check for state of USB client gpio pin and accordingly return
 582                  * USB_INIT_DEVICE or USB_INIT_HOST.
 583                  */
 584                 if (gpio_get_value(USB_CDET_GPIO))
 585                         return USB_INIT_DEVICE;
 586                 else
 587                         return USB_INIT_HOST;
 588         case 1:
 589                 /* Port 1 is used only in host mode on Colibri Vybrid modules */
 590                 return USB_INIT_HOST;
 591         default:
 592                 /*
 593                  * There are only two USB controllers on Vybrid. Ideally we will
 594                  * not reach here. However return USB_INIT_HOST if we do.
 595                  */
 596                 return USB_INIT_HOST;
 597         }
 598 }
 599 #endif