git.sur5r.net Git - u-boot/blob - board/phytec/pcm052/pcm052.c

   1 /*
   2  * Copyright 2013 Freescale Semiconductor, Inc.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <asm/io.h>
   9 #include <asm/arch/imx-regs.h>
  10 #include <asm/arch/iomux-vf610.h>
  11 #include <asm/arch/ddrmc-vf610.h>
  12 #include <asm/arch/crm_regs.h>
  13 #include <asm/arch/clock.h>
  14 #include <mmc.h>
  15 #include <fsl_esdhc.h>
  16 #include <miiphy.h>
  17 #include <netdev.h>
  18 #include <i2c.h>
  19
  20 DECLARE_GLOBAL_DATA_PTR;
  21
  22 /*
  23  * Default DDR pad settings in arch/arm/include/asm/arch-vf610/iomux-vf610.h
  24  * do not match our settings. Let us (re)define our own settings here.
  25  */
  26
  27 #define PCM052_VF610_DDR_PAD_CTRL       PAD_CTL_DSE_20ohm
  28 #define PCM052_VF610_DDR_PAD_CTRL_1     (PAD_CTL_DSE_20ohm | \
  29                                         PAD_CTL_INPUT_DIFFERENTIAL)
  30 #define PCM052_VF610_DDR_RESET_PAD_CTL  (PAD_CTL_DSE_150ohm | \
  31                                         PAD_CTL_PUS_100K_UP | \
  32                                         PAD_CTL_INPUT_DIFFERENTIAL)
  33
  34 enum {
  35         PCM052_VF610_PAD_DDR_RESETB                     = IOMUX_PAD(0x021c, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_RESET_PAD_CTL),
  36         PCM052_VF610_PAD_DDR_A15__DDR_A_15              = IOMUX_PAD(0x0220, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  37         PCM052_VF610_PAD_DDR_A14__DDR_A_14              = IOMUX_PAD(0x0224, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  38         PCM052_VF610_PAD_DDR_A13__DDR_A_13              = IOMUX_PAD(0x0228, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  39         PCM052_VF610_PAD_DDR_A12__DDR_A_12              = IOMUX_PAD(0x022c, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  40         PCM052_VF610_PAD_DDR_A11__DDR_A_11              = IOMUX_PAD(0x0230, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  41         PCM052_VF610_PAD_DDR_A10__DDR_A_10              = IOMUX_PAD(0x0234, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  42         PCM052_VF610_PAD_DDR_A9__DDR_A_9                = IOMUX_PAD(0x0238, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  43         PCM052_VF610_PAD_DDR_A8__DDR_A_8                = IOMUX_PAD(0x023c, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  44         PCM052_VF610_PAD_DDR_A7__DDR_A_7                = IOMUX_PAD(0x0240, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  45         PCM052_VF610_PAD_DDR_A6__DDR_A_6                = IOMUX_PAD(0x0244, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  46         PCM052_VF610_PAD_DDR_A5__DDR_A_5                = IOMUX_PAD(0x0248, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  47         PCM052_VF610_PAD_DDR_A4__DDR_A_4                = IOMUX_PAD(0x024c, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  48         PCM052_VF610_PAD_DDR_A3__DDR_A_3                = IOMUX_PAD(0x0250, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  49         PCM052_VF610_PAD_DDR_A2__DDR_A_2                = IOMUX_PAD(0x0254, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  50         PCM052_VF610_PAD_DDR_A1__DDR_A_1                = IOMUX_PAD(0x0258, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  51         PCM052_VF610_PAD_DDR_A0__DDR_A_0                = IOMUX_PAD(0x025c, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  52         PCM052_VF610_PAD_DDR_BA2__DDR_BA_2              = IOMUX_PAD(0x0260, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  53         PCM052_VF610_PAD_DDR_BA1__DDR_BA_1              = IOMUX_PAD(0x0264, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  54         PCM052_VF610_PAD_DDR_BA0__DDR_BA_0              = IOMUX_PAD(0x0268, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  55         PCM052_VF610_PAD_DDR_CAS__DDR_CAS_B             = IOMUX_PAD(0x026c, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  56         PCM052_VF610_PAD_DDR_CKE__DDR_CKE_0             = IOMUX_PAD(0x0270, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  57         PCM052_VF610_PAD_DDR_CLK__DDR_CLK_0             = IOMUX_PAD(0x0274, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL_1),
  58         PCM052_VF610_PAD_DDR_CS__DDR_CS_B_0             = IOMUX_PAD(0x0278, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  59         PCM052_VF610_PAD_DDR_D15__DDR_D_15              = IOMUX_PAD(0x027c, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  60         PCM052_VF610_PAD_DDR_D14__DDR_D_14              = IOMUX_PAD(0x0280, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  61         PCM052_VF610_PAD_DDR_D13__DDR_D_13              = IOMUX_PAD(0x0284, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  62         PCM052_VF610_PAD_DDR_D12__DDR_D_12              = IOMUX_PAD(0x0288, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  63         PCM052_VF610_PAD_DDR_D11__DDR_D_11              = IOMUX_PAD(0x028c, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  64         PCM052_VF610_PAD_DDR_D10__DDR_D_10              = IOMUX_PAD(0x0290, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  65         PCM052_VF610_PAD_DDR_D9__DDR_D_9                = IOMUX_PAD(0x0294, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  66         PCM052_VF610_PAD_DDR_D8__DDR_D_8                = IOMUX_PAD(0x0298, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  67         PCM052_VF610_PAD_DDR_D7__DDR_D_7                = IOMUX_PAD(0x029c, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  68         PCM052_VF610_PAD_DDR_D6__DDR_D_6                = IOMUX_PAD(0x02a0, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  69         PCM052_VF610_PAD_DDR_D5__DDR_D_5                = IOMUX_PAD(0x02a4, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  70         PCM052_VF610_PAD_DDR_D4__DDR_D_4                = IOMUX_PAD(0x02a8, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  71         PCM052_VF610_PAD_DDR_D3__DDR_D_3                = IOMUX_PAD(0x02ac, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  72         PCM052_VF610_PAD_DDR_D2__DDR_D_2                = IOMUX_PAD(0x02b0, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  73         PCM052_VF610_PAD_DDR_D1__DDR_D_1                = IOMUX_PAD(0x02b4, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  74         PCM052_VF610_PAD_DDR_D0__DDR_D_0                = IOMUX_PAD(0x02b8, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  75         PCM052_VF610_PAD_DDR_DQM1__DDR_DQM_1            = IOMUX_PAD(0x02bc, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  76         PCM052_VF610_PAD_DDR_DQM0__DDR_DQM_0            = IOMUX_PAD(0x02c0, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  77         PCM052_VF610_PAD_DDR_DQS1__DDR_DQS_1            = IOMUX_PAD(0x02c4, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL_1),
  78         PCM052_VF610_PAD_DDR_DQS0__DDR_DQS_0            = IOMUX_PAD(0x02c8, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL_1),
  79         PCM052_VF610_PAD_DDR_RAS__DDR_RAS_B             = IOMUX_PAD(0x02cc, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  80         PCM052_VF610_PAD_DDR_WE__DDR_WE_B               = IOMUX_PAD(0x02d0, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  81         PCM052_VF610_PAD_DDR_ODT1__DDR_ODT_0            = IOMUX_PAD(0x02d4, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  82         PCM052_VF610_PAD_DDR_ODT0__DDR_ODT_1            = IOMUX_PAD(0x02d8, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  83         PCM052_VF610_PAD_DDR_DDRBYTE1__DDR_DDRBYTE1     = IOMUX_PAD(0x02dc, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  84         PCM052_VF610_PAD_DDR_DDRBYTE0__DDR_DDRBYTE0     = IOMUX_PAD(0x02e0, __NA_, 0, __NA_, 0, PCM052_VF610_DDR_PAD_CTRL),
  85 };
  86
  87 static struct ddrmc_cr_setting pcm052_cr_settings[] = {
  88         /* not in the datasheets, but in the original code */
  89         { 0x00002000, 105 },
  90         { 0x00000020, 110 },
  91         /* AXI */
  92         { DDRMC_CR117_AXI0_W_PRI(1) | DDRMC_CR117_AXI0_R_PRI(1), 117 },
  93         { DDRMC_CR118_AXI1_W_PRI(1) | DDRMC_CR118_AXI1_R_PRI(1), 118 },
  94         { DDRMC_CR120_AXI0_PRI1_RPRI(2) |
  95                    DDRMC_CR120_AXI0_PRI0_RPRI(2), 120 },
  96         { DDRMC_CR121_AXI0_PRI3_RPRI(2) |
  97                    DDRMC_CR121_AXI0_PRI2_RPRI(2), 121 },
  98         { DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) |
  99                    DDRMC_CR122_AXI0_PRIRLX(100), 122 },
 100         { DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) |
 101                    DDRMC_CR123_AXI1_PRI2_RPRI(1), 123 },
 102         { DDRMC_CR124_AXI1_PRIRLX(100), 124 },
 103         { DDRMC_CR126_PHY_RDLAT(11), 126 },
 104         { DDRMC_CR132_WRLAT_ADJ(5) | DDRMC_CR132_RDLAT_ADJ(6), 132 },
 105         { DDRMC_CR137_PHYCTL_DL(2), 137 },
 106         { DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) |
 107                    DDRMC_CR139_PHY_WRLV_DLL(3) |
 108                    DDRMC_CR139_PHY_WRLV_EN(3), 139 },
 109         { DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) |
 110                    DDRMC_CR154_PAD_ZQ_MODE(1) |
 111                    DDRMC_CR154_DDR_SEL_PAD_CONTR(3) |
 112                    DDRMC_CR154_PAD_ZQ_HW_FOR(0), 154 },
 113         { DDRMC_CR155_PAD_ODT_BYTE1(5) | DDRMC_CR155_PAD_ODT_BYTE0(5), 155 },
 114         { DDRMC_CR158_TWR(6), 158 },
 115         { DDRMC_CR161_ODT_EN(0) | DDRMC_CR161_TODTH_RD(0) |
 116                    DDRMC_CR161_TODTH_WR(6), 161 },
 117         /* end marker */
 118         { 0, -1 }
 119 };
 120
 121 /* PHY settings -- most of them differ from default in imx-regs.h */
 122
 123 #define PCM052_DDRMC_PHY_DQ_TIMING                      0x00002213
 124 #define PCM052_DDRMC_PHY_CTRL                           0x00290000
 125 #define PCM052_DDRMC_PHY_SLAVE_CTRL                     0x00002c00
 126 #define PCM052_DDRMC_PHY_PROC_PAD_ODT                   0x00010020
 127
 128 static struct ddrmc_phy_setting pcm052_phy_settings[] = {
 129         { PCM052_DDRMC_PHY_DQ_TIMING,  0 },
 130         { PCM052_DDRMC_PHY_DQ_TIMING, 16 },
 131         { PCM052_DDRMC_PHY_DQ_TIMING, 32 },
 132         { PCM052_DDRMC_PHY_DQ_TIMING, 48 },
 133         { DDRMC_PHY_DQS_TIMING,  1 },
 134         { DDRMC_PHY_DQS_TIMING, 17 },
 135         { DDRMC_PHY_DQS_TIMING, 33 },
 136         { DDRMC_PHY_DQS_TIMING, 49 },
 137         { PCM052_DDRMC_PHY_CTRL,  2 },
 138         { PCM052_DDRMC_PHY_CTRL, 18 },
 139         { PCM052_DDRMC_PHY_CTRL, 34 },
 140         { DDRMC_PHY_MASTER_CTRL,  3 },
 141         { DDRMC_PHY_MASTER_CTRL, 19 },
 142         { DDRMC_PHY_MASTER_CTRL, 35 },
 143         { PCM052_DDRMC_PHY_SLAVE_CTRL,  4 },
 144         { PCM052_DDRMC_PHY_SLAVE_CTRL, 20 },
 145         { PCM052_DDRMC_PHY_SLAVE_CTRL, 36 },
 146         { DDRMC_PHY50_DDR3_MODE | DDRMC_PHY50_EN_SW_HALF_CYCLE, 50 },
 147         { PCM052_DDRMC_PHY_PROC_PAD_ODT, 52 },
 148
 149         /* end marker */
 150         { 0, -1 }
 151 };
 152
 153 int dram_init(void)
 154 {
 155         static const iomux_v3_cfg_t pcm052_pads[] = {
 156                 PCM052_VF610_PAD_DDR_A15__DDR_A_15,
 157                 PCM052_VF610_PAD_DDR_A14__DDR_A_14,
 158                 PCM052_VF610_PAD_DDR_A13__DDR_A_13,
 159                 PCM052_VF610_PAD_DDR_A12__DDR_A_12,
 160                 PCM052_VF610_PAD_DDR_A11__DDR_A_11,
 161                 PCM052_VF610_PAD_DDR_A10__DDR_A_10,
 162                 PCM052_VF610_PAD_DDR_A9__DDR_A_9,
 163                 PCM052_VF610_PAD_DDR_A8__DDR_A_8,
 164                 PCM052_VF610_PAD_DDR_A7__DDR_A_7,
 165                 PCM052_VF610_PAD_DDR_A6__DDR_A_6,
 166                 PCM052_VF610_PAD_DDR_A5__DDR_A_5,
 167                 PCM052_VF610_PAD_DDR_A4__DDR_A_4,
 168                 PCM052_VF610_PAD_DDR_A3__DDR_A_3,
 169                 PCM052_VF610_PAD_DDR_A2__DDR_A_2,
 170                 PCM052_VF610_PAD_DDR_A1__DDR_A_1,
 171                 PCM052_VF610_PAD_DDR_A0__DDR_A_0,
 172                 PCM052_VF610_PAD_DDR_BA2__DDR_BA_2,
 173                 PCM052_VF610_PAD_DDR_BA1__DDR_BA_1,
 174                 PCM052_VF610_PAD_DDR_BA0__DDR_BA_0,
 175                 PCM052_VF610_PAD_DDR_CAS__DDR_CAS_B,
 176                 PCM052_VF610_PAD_DDR_CKE__DDR_CKE_0,
 177                 PCM052_VF610_PAD_DDR_CLK__DDR_CLK_0,
 178                 PCM052_VF610_PAD_DDR_CS__DDR_CS_B_0,
 179                 PCM052_VF610_PAD_DDR_D15__DDR_D_15,
 180                 PCM052_VF610_PAD_DDR_D14__DDR_D_14,
 181                 PCM052_VF610_PAD_DDR_D13__DDR_D_13,
 182                 PCM052_VF610_PAD_DDR_D12__DDR_D_12,
 183                 PCM052_VF610_PAD_DDR_D11__DDR_D_11,
 184                 PCM052_VF610_PAD_DDR_D10__DDR_D_10,
 185                 PCM052_VF610_PAD_DDR_D9__DDR_D_9,
 186                 PCM052_VF610_PAD_DDR_D8__DDR_D_8,
 187                 PCM052_VF610_PAD_DDR_D7__DDR_D_7,
 188                 PCM052_VF610_PAD_DDR_D6__DDR_D_6,
 189                 PCM052_VF610_PAD_DDR_D5__DDR_D_5,
 190                 PCM052_VF610_PAD_DDR_D4__DDR_D_4,
 191                 PCM052_VF610_PAD_DDR_D3__DDR_D_3,
 192                 PCM052_VF610_PAD_DDR_D2__DDR_D_2,
 193                 PCM052_VF610_PAD_DDR_D1__DDR_D_1,
 194                 PCM052_VF610_PAD_DDR_D0__DDR_D_0,
 195                 PCM052_VF610_PAD_DDR_DQM1__DDR_DQM_1,
 196                 PCM052_VF610_PAD_DDR_DQM0__DDR_DQM_0,
 197                 PCM052_VF610_PAD_DDR_DQS1__DDR_DQS_1,
 198                 PCM052_VF610_PAD_DDR_DQS0__DDR_DQS_0,
 199                 PCM052_VF610_PAD_DDR_RAS__DDR_RAS_B,
 200                 PCM052_VF610_PAD_DDR_WE__DDR_WE_B,
 201                 PCM052_VF610_PAD_DDR_ODT1__DDR_ODT_0,
 202                 PCM052_VF610_PAD_DDR_ODT0__DDR_ODT_1,
 203                 PCM052_VF610_PAD_DDR_DDRBYTE1__DDR_DDRBYTE1,
 204                 PCM052_VF610_PAD_DDR_DDRBYTE0__DDR_DDRBYTE0,
 205                 PCM052_VF610_PAD_DDR_RESETB,
 206         };
 207
 208 #if defined(CONFIG_TARGET_PCM052)
 209
 210         static const struct ddr3_jedec_timings pcm052_ddr_timings = {
 211                 .tinit             = 5,
 212                 .trst_pwron        = 80000,
 213                 .cke_inactive      = 200000,
 214                 .wrlat             = 5,
 215                 .caslat_lin        = 12,
 216                 .trc               = 6,
 217                 .trrd              = 4,
 218                 .tccd              = 4,
 219                 .tbst_int_interval = 4,
 220                 .tfaw              = 18,
 221                 .trp               = 6,
 222                 .twtr              = 4,
 223                 .tras_min          = 15,
 224                 .tmrd              = 4,
 225                 .trtp              = 4,
 226                 .tras_max          = 14040,
 227                 .tmod              = 12,
 228                 .tckesr            = 4,
 229                 .tcke              = 3,
 230                 .trcd_int          = 6,
 231                 .tras_lockout      = 1,
 232                 .tdal              = 10,
 233                 .bstlen            = 3,
 234                 .tdll              = 512,
 235                 .trp_ab            = 6,
 236                 .tref              = 1542,
 237                 .trfc              = 64,
 238                 .tref_int          = 5,
 239                 .tpdex             = 3,
 240                 .txpdll            = 10,
 241                 .txsnr             = 68,
 242                 .txsr              = 506,
 243                 .cksrx             = 5,
 244                 .cksre             = 5,
 245                 .freq_chg_en       = 1,
 246                 .zqcl              = 256,
 247                 .zqinit            = 512,
 248                 .zqcs              = 64,
 249                 .ref_per_zq        = 64,
 250                 .zqcs_rotate       = 1,
 251                 .aprebit           = 10,
 252                 .cmd_age_cnt       = 255,
 253                 .age_cnt           = 255,
 254                 .q_fullness        = 0,
 255                 .odt_rd_mapcs0     = 1,
 256                 .odt_wr_mapcs0     = 1,
 257                 .wlmrd             = 40,
 258                 .wldqsen           = 25,
 259         };
 260
 261     const int row_diff = 2;
 262
 263 #elif defined(CONFIG_TARGET_BK4R1)
 264
 265         static const struct ddr3_jedec_timings pcm052_ddr_timings = {
 266                 .tinit             = 5,
 267                 .trst_pwron        = 80000,
 268                 .cke_inactive      = 200000,
 269                 .wrlat             = 5,
 270                 .caslat_lin        = 12,
 271                 .trc               = 6,
 272                 .trrd              = 4,
 273                 .tccd              = 4,
 274                 .tbst_int_interval = 0,
 275                 .tfaw              = 16,
 276                 .trp               = 6,
 277                 .twtr              = 4,
 278                 .tras_min          = 15,
 279                 .tmrd              = 4,
 280                 .trtp              = 4,
 281                 .tras_max          = 28080,
 282                 .tmod              = 12,
 283                 .tckesr            = 4,
 284                 .tcke              = 3,
 285                 .trcd_int          = 6,
 286                 .tras_lockout      = 1,
 287                 .tdal              = 12,
 288                 .bstlen            = 3,
 289                 .tdll              = 512,
 290                 .trp_ab            = 6,
 291                 .tref              = 3120,
 292                 .trfc              = 104,
 293                 .tref_int          = 0,
 294                 .tpdex             = 3,
 295                 .txpdll            = 10,
 296                 .txsnr             = 108,
 297                 .txsr              = 512,
 298                 .cksrx             = 5,
 299                 .cksre             = 5,
 300                 .freq_chg_en       = 1,
 301                 .zqcl              = 256,
 302                 .zqinit            = 512,
 303                 .zqcs              = 64,
 304                 .ref_per_zq        = 64,
 305                 .zqcs_rotate       = 1,
 306                 .aprebit           = 10,
 307                 .cmd_age_cnt       = 255,
 308                 .age_cnt           = 255,
 309                 .q_fullness        = 0,
 310                 .odt_rd_mapcs0     = 1,
 311                 .odt_wr_mapcs0     = 1,
 312                 .wlmrd             = 40,
 313                 .wldqsen           = 25,
 314         };
 315
 316     const int row_diff = 1;
 317
 318 #else /* Unknown PCM052 variant */
 319
 320 #error DDR characteristics undefined for this target. Please define them.
 321
 322 #endif
 323
 324         imx_iomux_v3_setup_multiple_pads(pcm052_pads, ARRAY_SIZE(pcm052_pads));
 325
 326         ddrmc_ctrl_init_ddr3(&pcm052_ddr_timings, pcm052_cr_settings,
 327                              pcm052_phy_settings, 1, row_diff);
 328
 329         gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
 330
 331         return 0;
 332 }
 333
 334 static void setup_iomux_uart(void)
 335 {
 336         static const iomux_v3_cfg_t uart1_pads[] = {
 337                 NEW_PAD_CTRL(VF610_PAD_PTB4__UART1_TX, VF610_UART_PAD_CTRL),
 338                 NEW_PAD_CTRL(VF610_PAD_PTB5__UART1_RX, VF610_UART_PAD_CTRL),
 339         };
 340
 341         imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
 342 }
 343
 344 #define ENET_PAD_CTRL   (PAD_CTL_PUS_47K_UP | PAD_CTL_SPEED_HIGH | \
 345                         PAD_CTL_DSE_50ohm | PAD_CTL_OBE_IBE_ENABLE)
 346
 347 static void setup_iomux_enet(void)
 348 {
 349         static const iomux_v3_cfg_t enet0_pads[] = {
 350                 NEW_PAD_CTRL(VF610_PAD_PTA6__RMII0_CLKIN, ENET_PAD_CTRL),
 351                 NEW_PAD_CTRL(VF610_PAD_PTC1__RMII0_MDIO, ENET_PAD_CTRL),
 352                 NEW_PAD_CTRL(VF610_PAD_PTC0__RMII0_MDC, ENET_PAD_CTRL),
 353                 NEW_PAD_CTRL(VF610_PAD_PTC2__RMII0_CRS_DV, ENET_PAD_CTRL),
 354                 NEW_PAD_CTRL(VF610_PAD_PTC3__RMII0_RD1, ENET_PAD_CTRL),
 355                 NEW_PAD_CTRL(VF610_PAD_PTC4__RMII0_RD0, ENET_PAD_CTRL),
 356                 NEW_PAD_CTRL(VF610_PAD_PTC5__RMII0_RXER, ENET_PAD_CTRL),
 357                 NEW_PAD_CTRL(VF610_PAD_PTC6__RMII0_TD1, ENET_PAD_CTRL),
 358                 NEW_PAD_CTRL(VF610_PAD_PTC7__RMII0_TD0, ENET_PAD_CTRL),
 359                 NEW_PAD_CTRL(VF610_PAD_PTC8__RMII0_TXEN, ENET_PAD_CTRL),
 360         };
 361
 362         imx_iomux_v3_setup_multiple_pads(enet0_pads, ARRAY_SIZE(enet0_pads));
 363 }
 364
 365 /*
 366  * I2C2 is the only I2C used, on pads PTA22/PTA23.
 367  */
 368
 369 static void setup_iomux_i2c(void)
 370 {
 371         static const iomux_v3_cfg_t i2c_pads[] = {
 372                 VF610_PAD_PTA22__I2C2_SCL,
 373                 VF610_PAD_PTA23__I2C2_SDA,
 374         };
 375
 376         imx_iomux_v3_setup_multiple_pads(i2c_pads, ARRAY_SIZE(i2c_pads));
 377 }
 378
 379 #ifdef CONFIG_NAND_VF610_NFC
 380 static void setup_iomux_nfc(void)
 381 {
 382         static const iomux_v3_cfg_t nfc_pads[] = {
 383                 VF610_PAD_PTD31__NF_IO15,
 384                 VF610_PAD_PTD30__NF_IO14,
 385                 VF610_PAD_PTD29__NF_IO13,
 386                 VF610_PAD_PTD28__NF_IO12,
 387                 VF610_PAD_PTD27__NF_IO11,
 388                 VF610_PAD_PTD26__NF_IO10,
 389                 VF610_PAD_PTD25__NF_IO9,
 390                 VF610_PAD_PTD24__NF_IO8,
 391                 VF610_PAD_PTD23__NF_IO7,
 392                 VF610_PAD_PTD22__NF_IO6,
 393                 VF610_PAD_PTD21__NF_IO5,
 394                 VF610_PAD_PTD20__NF_IO4,
 395                 VF610_PAD_PTD19__NF_IO3,
 396                 VF610_PAD_PTD18__NF_IO2,
 397                 VF610_PAD_PTD17__NF_IO1,
 398                 VF610_PAD_PTD16__NF_IO0,
 399                 VF610_PAD_PTB24__NF_WE_B,
 400                 VF610_PAD_PTB25__NF_CE0_B,
 401                 VF610_PAD_PTB27__NF_RE_B,
 402                 VF610_PAD_PTC26__NF_RB_B,
 403                 VF610_PAD_PTC27__NF_ALE,
 404                 VF610_PAD_PTC28__NF_CLE
 405         };
 406
 407         imx_iomux_v3_setup_multiple_pads(nfc_pads, ARRAY_SIZE(nfc_pads));
 408 }
 409 #endif
 410
 411 static void setup_iomux_qspi(void)
 412 {
 413         static const iomux_v3_cfg_t qspi0_pads[] = {
 414                 VF610_PAD_PTD0__QSPI0_A_QSCK,
 415                 VF610_PAD_PTD1__QSPI0_A_CS0,
 416                 VF610_PAD_PTD2__QSPI0_A_DATA3,
 417                 VF610_PAD_PTD3__QSPI0_A_DATA2,
 418                 VF610_PAD_PTD4__QSPI0_A_DATA1,
 419                 VF610_PAD_PTD5__QSPI0_A_DATA0,
 420                 VF610_PAD_PTD7__QSPI0_B_QSCK,
 421                 VF610_PAD_PTD8__QSPI0_B_CS0,
 422                 VF610_PAD_PTD9__QSPI0_B_DATA3,
 423                 VF610_PAD_PTD10__QSPI0_B_DATA2,
 424                 VF610_PAD_PTD11__QSPI0_B_DATA1,
 425                 VF610_PAD_PTD12__QSPI0_B_DATA0,
 426         };
 427
 428         imx_iomux_v3_setup_multiple_pads(qspi0_pads, ARRAY_SIZE(qspi0_pads));
 429 }
 430
 431 #define ESDHC_PAD_CTRL  (PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_HIGH | \
 432                         PAD_CTL_DSE_20ohm | PAD_CTL_OBE_IBE_ENABLE)
 433
 434 struct fsl_esdhc_cfg esdhc_cfg[1] = {
 435         {ESDHC1_BASE_ADDR},
 436 };
 437
 438 int board_mmc_getcd(struct mmc *mmc)
 439 {
 440         /* eSDHC1 is always present */
 441         return 1;
 442 }
 443
 444 int board_mmc_init(bd_t *bis)
 445 {
 446         static const iomux_v3_cfg_t esdhc1_pads[] = {
 447                 NEW_PAD_CTRL(VF610_PAD_PTA24__ESDHC1_CLK, ESDHC_PAD_CTRL),
 448                 NEW_PAD_CTRL(VF610_PAD_PTA25__ESDHC1_CMD, ESDHC_PAD_CTRL),
 449                 NEW_PAD_CTRL(VF610_PAD_PTA26__ESDHC1_DAT0, ESDHC_PAD_CTRL),
 450                 NEW_PAD_CTRL(VF610_PAD_PTA27__ESDHC1_DAT1, ESDHC_PAD_CTRL),
 451                 NEW_PAD_CTRL(VF610_PAD_PTA28__ESDHC1_DAT2, ESDHC_PAD_CTRL),
 452                 NEW_PAD_CTRL(VF610_PAD_PTA29__ESDHC1_DAT3, ESDHC_PAD_CTRL),
 453         };
 454
 455         esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
 456
 457         imx_iomux_v3_setup_multiple_pads(
 458                 esdhc1_pads, ARRAY_SIZE(esdhc1_pads));
 459
 460         return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
 461 }
 462
 463 static void clock_init(void)
 464 {
 465         struct ccm_reg *ccm = (struct ccm_reg *)CCM_BASE_ADDR;
 466         struct anadig_reg *anadig = (struct anadig_reg *)ANADIG_BASE_ADDR;
 467
 468         clrsetbits_le32(&ccm->ccgr0, CCM_REG_CTRL_MASK,
 469                         CCM_CCGR0_UART1_CTRL_MASK);
 470         clrsetbits_le32(&ccm->ccgr1, CCM_REG_CTRL_MASK,
 471                         CCM_CCGR1_PIT_CTRL_MASK | CCM_CCGR1_WDOGA5_CTRL_MASK);
 472         clrsetbits_le32(&ccm->ccgr2, CCM_REG_CTRL_MASK,
 473                         CCM_CCGR2_IOMUXC_CTRL_MASK | CCM_CCGR2_PORTA_CTRL_MASK |
 474                         CCM_CCGR2_PORTB_CTRL_MASK | CCM_CCGR2_PORTC_CTRL_MASK |
 475                         CCM_CCGR2_PORTD_CTRL_MASK | CCM_CCGR2_PORTE_CTRL_MASK |
 476                         CCM_CCGR2_QSPI0_CTRL_MASK);
 477         clrsetbits_le32(&ccm->ccgr3, CCM_REG_CTRL_MASK,
 478                         CCM_CCGR3_ANADIG_CTRL_MASK | CCM_CCGR3_SCSC_CTRL_MASK);
 479         clrsetbits_le32(&ccm->ccgr4, CCM_REG_CTRL_MASK,
 480                         CCM_CCGR4_WKUP_CTRL_MASK | CCM_CCGR4_CCM_CTRL_MASK |
 481                         CCM_CCGR4_GPC_CTRL_MASK);
 482         clrsetbits_le32(&ccm->ccgr6, CCM_REG_CTRL_MASK,
 483                         CCM_CCGR6_OCOTP_CTRL_MASK | CCM_CCGR6_DDRMC_CTRL_MASK);
 484         clrsetbits_le32(&ccm->ccgr7, CCM_REG_CTRL_MASK,
 485                         CCM_CCGR7_SDHC1_CTRL_MASK);
 486         clrsetbits_le32(&ccm->ccgr9, CCM_REG_CTRL_MASK,
 487                         CCM_CCGR9_FEC0_CTRL_MASK | CCM_CCGR9_FEC1_CTRL_MASK);
 488         clrsetbits_le32(&ccm->ccgr10, CCM_REG_CTRL_MASK,
 489                         CCM_CCGR10_NFC_CTRL_MASK | CCM_CCGR10_I2C2_CTRL_MASK);
 490
 491         clrsetbits_le32(&anadig->pll2_ctrl, ANADIG_PLL2_CTRL_POWERDOWN,
 492                         ANADIG_PLL2_CTRL_ENABLE | ANADIG_PLL2_CTRL_DIV_SELECT);
 493         clrsetbits_le32(&anadig->pll1_ctrl, ANADIG_PLL1_CTRL_POWERDOWN,
 494                         ANADIG_PLL1_CTRL_ENABLE | ANADIG_PLL1_CTRL_DIV_SELECT);
 495
 496         clrsetbits_le32(&ccm->ccr, CCM_CCR_OSCNT_MASK,
 497                         CCM_CCR_FIRC_EN | CCM_CCR_OSCNT(5));
 498         clrsetbits_le32(&ccm->ccsr, CCM_REG_CTRL_MASK,
 499                         CCM_CCSR_PLL1_PFD_CLK_SEL(3) | CCM_CCSR_PLL2_PFD4_EN |
 500                         CCM_CCSR_PLL2_PFD3_EN | CCM_CCSR_PLL2_PFD2_EN |
 501                         CCM_CCSR_PLL2_PFD1_EN | CCM_CCSR_PLL1_PFD4_EN |
 502                         CCM_CCSR_PLL1_PFD3_EN | CCM_CCSR_PLL1_PFD2_EN |
 503                         CCM_CCSR_PLL1_PFD1_EN | CCM_CCSR_DDRC_CLK_SEL(1) |
 504                         CCM_CCSR_FAST_CLK_SEL(1) | CCM_CCSR_SYS_CLK_SEL(4));
 505         clrsetbits_le32(&ccm->cacrr, CCM_REG_CTRL_MASK,
 506                         CCM_CACRR_IPG_CLK_DIV(1) | CCM_CACRR_BUS_CLK_DIV(2) |
 507                         CCM_CACRR_ARM_CLK_DIV(0));
 508         clrsetbits_le32(&ccm->cscmr1, CCM_REG_CTRL_MASK,
 509                         CCM_CSCMR1_ESDHC1_CLK_SEL(3) |
 510                         CCM_CSCMR1_QSPI0_CLK_SEL(3) |
 511                         CCM_CSCMR1_NFC_CLK_SEL(0));
 512         clrsetbits_le32(&ccm->cscdr1, CCM_REG_CTRL_MASK,
 513                         CCM_CSCDR1_RMII_CLK_EN);
 514         clrsetbits_le32(&ccm->cscdr2, CCM_REG_CTRL_MASK,
 515                         CCM_CSCDR2_ESDHC1_EN | CCM_CSCDR2_ESDHC1_CLK_DIV(0) |
 516                         CCM_CSCDR2_NFC_EN);
 517         clrsetbits_le32(&ccm->cscdr3, CCM_REG_CTRL_MASK,
 518                         CCM_CSCDR3_QSPI0_EN | CCM_CSCDR3_QSPI0_DIV(1) |
 519                         CCM_CSCDR3_QSPI0_X2_DIV(1) |
 520                         CCM_CSCDR3_QSPI0_X4_DIV(3) |
 521                         CCM_CSCDR3_NFC_PRE_DIV(5));
 522         clrsetbits_le32(&ccm->cscmr2, CCM_REG_CTRL_MASK,
 523                         CCM_CSCMR2_RMII_CLK_SEL(0));
 524 }
 525
 526 static void mscm_init(void)
 527 {
 528         struct mscm_ir *mscmir = (struct mscm_ir *)MSCM_IR_BASE_ADDR;
 529         int i;
 530
 531         for (i = 0; i < MSCM_IRSPRC_NUM; i++)
 532                 writew(MSCM_IRSPRC_CP0_EN, &mscmir->irsprc[i]);
 533 }
 534
 535 int board_phy_config(struct phy_device *phydev)
 536 {
 537         if (phydev->drv->config)
 538                 phydev->drv->config(phydev);
 539
 540         return 0;
 541 }
 542
 543 int board_early_init_f(void)
 544 {
 545         clock_init();
 546         mscm_init();
 547         setup_iomux_uart();
 548         setup_iomux_enet();
 549         setup_iomux_i2c();
 550         setup_iomux_qspi();
 551         setup_iomux_nfc();
 552
 553         return 0;
 554 }
 555
 556 int board_init(void)
 557 {
 558         struct scsc_reg *scsc = (struct scsc_reg *)SCSC_BASE_ADDR;
 559
 560         /* address of boot parameters */
 561         gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
 562
 563         /*
 564          * Enable external 32K Oscillator
 565          *
 566          * The internal clock experiences significant drift
 567          * so we must use the external oscillator in order
 568          * to maintain correct time in the hwclock
 569          */
 570         setbits_le32(&scsc->sosc_ctr, SCSC_SOSC_CTR_SOSC_EN);
 571
 572         return 0;
 573 }
 574
 575 int checkboard(void)
 576 {
 577         puts("Board: PCM-052\n");
 578
 579         return 0;
 580 }
 581
 582 static int do_m4go(cmd_tbl_t *cmdtp, int flag, int argc,
 583                        char * const argv[])
 584 {
 585         ulong addr;
 586
 587         /* Consume 'm4go' */
 588         argc--; argv++;
 589
 590         /*
 591          * Parse provided address - default to load_addr in case not provided.
 592          */
 593
 594         if (argc)
 595                 addr = simple_strtoul(argv[0], NULL, 16);
 596         else
 597                 addr = load_addr;
 598
 599         /*
 600          * Write boot address in PERSISTENT_ENTRY1[31:0] aka SRC_GPR2[31:0]
 601          */
 602         writel(addr + 0x401, 0x4006E028);
 603
 604         /*
 605          * Start secondary processor by enabling its clock
 606          */
 607         writel(0x15a5a, 0x4006B08C);
 608
 609         return 1;
 610 }
 611
 612 U_BOOT_CMD(
 613         m4go, 2 /* one arg max */, 1 /* repeatable */, do_m4go,
 614         "start the secondary Cortex-M4 from scatter file image",
 615         "[<addr>]\n"
 616         "    - start secondary Cortex-M4 core using a scatter file image\n"
 617         "The argument needs to be a scatter file\n"
 618 );