board/freescale/ls1021atwr/ls1021atwr.c

   1 /*
   2  * Copyright 2014 Freescale Semiconductor, Inc.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <i2c.h>
   9 #include <asm/io.h>
  10 #include <asm/arch/immap_ls102xa.h>
  11 #include <asm/arch/clock.h>
  12 #include <asm/arch/fsl_serdes.h>
  13 #include <asm/arch/ls102xa_stream_id.h>
  14 #include <asm/arch/ls102xa_devdis.h>
  15 #include <asm/arch/ls102xa_sata.h>
  16 #include <hwconfig.h>
  17 #include <mmc.h>
  18 #include <fsl_csu.h>
  19 #include <fsl_esdhc.h>
  20 #include <fsl_ifc.h>
  21 #include <fsl_immap.h>
  22 #include <netdev.h>
  23 #include <fsl_mdio.h>
  24 #include <tsec.h>
  25 #include <fsl_sec.h>
  26 #include <fsl_devdis.h>
  27 #include <spl.h>
  28 #include "../common/sleep.h"
  29 #ifdef CONFIG_U_QE
  30 #include "../../../drivers/qe/qe.h"
  31 #endif
  32
  33
  34 DECLARE_GLOBAL_DATA_PTR;
  35
  36 #define VERSION_MASK            0x00FF
  37 #define BANK_MASK               0x0001
  38 #define CONFIG_RESET            0x1
  39 #define INIT_RESET              0x1
  40
  41 #define CPLD_SET_MUX_SERDES     0x20
  42 #define CPLD_SET_BOOT_BANK      0x40
  43
  44 #define BOOT_FROM_UPPER_BANK    0x0
  45 #define BOOT_FROM_LOWER_BANK    0x1
  46
  47 #define LANEB_SATA              (0x01)
  48 #define LANEB_SGMII1            (0x02)
  49 #define LANEC_SGMII1            (0x04)
  50 #define LANEC_PCIEX1            (0x08)
  51 #define LANED_PCIEX2            (0x10)
  52 #define LANED_SGMII2            (0x20)
  53
  54 #define MASK_LANE_B             0x1
  55 #define MASK_LANE_C             0x2
  56 #define MASK_LANE_D             0x4
  57 #define MASK_SGMII              0x8
  58
  59 #define KEEP_STATUS             0x0
  60 #define NEED_RESET              0x1
  61
  62 #define SOFT_MUX_ON_I2C3_IFC    0x2
  63 #define SOFT_MUX_ON_CAN3_USB2   0x8
  64 #define SOFT_MUX_ON_QE_LCD      0x10
  65
  66 #define PIN_I2C3_IFC_MUX_I2C3   0x0
  67 #define PIN_I2C3_IFC_MUX_IFC    0x1
  68 #define PIN_CAN3_USB2_MUX_USB2  0x0
  69 #define PIN_CAN3_USB2_MUX_CAN3  0x1
  70 #define PIN_QE_LCD_MUX_LCD      0x0
  71 #define PIN_QE_LCD_MUX_QE       0x1
  72
  73 struct cpld_data {
  74         u8 cpld_ver;            /* cpld revision */
  75         u8 cpld_ver_sub;        /* cpld sub revision */
  76         u8 pcba_ver;            /* pcb revision number */
  77         u8 system_rst;          /* reset system by cpld */
  78         u8 soft_mux_on;         /* CPLD override physical switches Enable */
  79         u8 cfg_rcw_src1;        /* Reset config word 1 */
  80         u8 cfg_rcw_src2;        /* Reset config word 2 */
  81         u8 vbank;               /* Flash bank selection Control */
  82         u8 gpio;                /* GPIO for TWR-ELEV */
  83         u8 i2c3_ifc_mux;
  84         u8 mux_spi2;
  85         u8 can3_usb2_mux;       /* CAN3 and USB2 Selection */
  86         u8 qe_lcd_mux;          /* QE and LCD Selection */
  87         u8 serdes_mux;          /* Multiplexed pins for SerDes Lanes */
  88         u8 global_rst;          /* reset with init CPLD reg to default */
  89         u8 rev1;                /* Reserved */
  90         u8 rev2;                /* Reserved */
  91 };
  92
  93 #if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
  94 static void convert_serdes_mux(int type, int need_reset);
  95
  96 void cpld_show(void)
  97 {
  98         struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
  99
 100         printf("CPLD:  V%x.%x\nPCBA:  V%x.0\nVBank: %d\n",
 101                in_8(&cpld_data->cpld_ver) & VERSION_MASK,
 102                in_8(&cpld_data->cpld_ver_sub) & VERSION_MASK,
 103                in_8(&cpld_data->pcba_ver) & VERSION_MASK,
 104                in_8(&cpld_data->vbank) & BANK_MASK);
 105
 106 #ifdef CONFIG_DEBUG
 107         printf("soft_mux_on =%x\n",
 108                in_8(&cpld_data->soft_mux_on));
 109         printf("cfg_rcw_src1 =%x\n",
 110                in_8(&cpld_data->cfg_rcw_src1));
 111         printf("cfg_rcw_src2 =%x\n",
 112                in_8(&cpld_data->cfg_rcw_src2));
 113         printf("vbank =%x\n",
 114                in_8(&cpld_data->vbank));
 115         printf("gpio =%x\n",
 116                in_8(&cpld_data->gpio));
 117         printf("i2c3_ifc_mux =%x\n",
 118                in_8(&cpld_data->i2c3_ifc_mux));
 119         printf("mux_spi2 =%x\n",
 120                in_8(&cpld_data->mux_spi2));
 121         printf("can3_usb2_mux =%x\n",
 122                in_8(&cpld_data->can3_usb2_mux));
 123         printf("qe_lcd_mux =%x\n",
 124                in_8(&cpld_data->qe_lcd_mux));
 125         printf("serdes_mux =%x\n",
 126                in_8(&cpld_data->serdes_mux));
 127 #endif
 128 }
 129 #endif
 130
 131 int checkboard(void)
 132 {
 133         puts("Board: LS1021ATWR\n");
 134 #if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
 135         cpld_show();
 136 #endif
 137
 138         return 0;
 139 }
 140
 141 unsigned int get_soc_major_rev(void)
 142 {
 143         struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 144         unsigned int svr, major;
 145
 146         svr = in_be32(&gur->svr);
 147         major = SVR_MAJ(svr);
 148
 149         return major;
 150 }
 151
 152 void ddrmc_init(void)
 153 {
 154         struct ccsr_ddr *ddr = (struct ccsr_ddr *)CONFIG_SYS_FSL_DDR_ADDR;
 155         u32 temp_sdram_cfg;
 156
 157         out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG);
 158
 159         out_be32(&ddr->cs0_bnds, DDR_CS0_BNDS);
 160         out_be32(&ddr->cs0_config, DDR_CS0_CONFIG);
 161
 162         out_be32(&ddr->timing_cfg_0, DDR_TIMING_CFG_0);
 163         out_be32(&ddr->timing_cfg_1, DDR_TIMING_CFG_1);
 164         out_be32(&ddr->timing_cfg_2, DDR_TIMING_CFG_2);
 165         out_be32(&ddr->timing_cfg_3, DDR_TIMING_CFG_3);
 166         out_be32(&ddr->timing_cfg_4, DDR_TIMING_CFG_4);
 167         out_be32(&ddr->timing_cfg_5, DDR_TIMING_CFG_5);
 168
 169 #ifdef CONFIG_DEEP_SLEEP
 170         if (is_warm_boot()) {
 171                 out_be32(&ddr->sdram_cfg_2,
 172                          DDR_SDRAM_CFG_2 & ~SDRAM_CFG2_D_INIT);
 173                 out_be32(&ddr->init_addr, CONFIG_SYS_SDRAM_BASE);
 174                 out_be32(&ddr->init_ext_addr, (1 << 31));
 175
 176                 /* DRAM VRef will not be trained */
 177                 out_be32(&ddr->ddr_cdr2,
 178                          DDR_DDR_CDR2 & ~DDR_CDR2_VREF_TRAIN_EN);
 179         } else
 180 #endif
 181         {
 182                 out_be32(&ddr->sdram_cfg_2, DDR_SDRAM_CFG_2);
 183                 out_be32(&ddr->ddr_cdr2, DDR_DDR_CDR2);
 184         }
 185
 186         out_be32(&ddr->sdram_mode, DDR_SDRAM_MODE);
 187         out_be32(&ddr->sdram_mode_2, DDR_SDRAM_MODE_2);
 188
 189         out_be32(&ddr->sdram_interval, DDR_SDRAM_INTERVAL);
 190
 191         out_be32(&ddr->ddr_wrlvl_cntl, DDR_DDR_WRLVL_CNTL);
 192
 193         out_be32(&ddr->ddr_wrlvl_cntl_2, DDR_DDR_WRLVL_CNTL_2);
 194         out_be32(&ddr->ddr_wrlvl_cntl_3, DDR_DDR_WRLVL_CNTL_3);
 195
 196         out_be32(&ddr->ddr_cdr1, DDR_DDR_CDR1);
 197
 198         out_be32(&ddr->sdram_clk_cntl, DDR_SDRAM_CLK_CNTL);
 199         out_be32(&ddr->ddr_zq_cntl, DDR_DDR_ZQ_CNTL);
 200
 201         out_be32(&ddr->cs0_config_2, DDR_CS0_CONFIG_2);
 202         udelay(1);
 203
 204 #ifdef CONFIG_DEEP_SLEEP
 205         if (is_warm_boot()) {
 206                 /* enter self-refresh */
 207                 temp_sdram_cfg = in_be32(&ddr->sdram_cfg_2);
 208                 temp_sdram_cfg |= SDRAM_CFG2_FRC_SR;
 209                 out_be32(&ddr->sdram_cfg_2, temp_sdram_cfg);
 210
 211                 temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN | SDRAM_CFG_BI);
 212         } else
 213 #endif
 214                 temp_sdram_cfg = (DDR_SDRAM_CFG_MEM_EN & ~SDRAM_CFG_BI);
 215
 216         out_be32(&ddr->sdram_cfg, DDR_SDRAM_CFG | temp_sdram_cfg);
 217
 218 #ifdef CONFIG_DEEP_SLEEP
 219         if (is_warm_boot()) {
 220                 /* exit self-refresh */
 221                 temp_sdram_cfg = in_be32(&ddr->sdram_cfg_2);
 222                 temp_sdram_cfg &= ~SDRAM_CFG2_FRC_SR;
 223                 out_be32(&ddr->sdram_cfg_2, temp_sdram_cfg);
 224         }
 225 #endif
 226 }
 227
 228 int dram_init(void)
 229 {
 230 #if (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD))
 231         ddrmc_init();
 232 #endif
 233
 234         gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
 235
 236 #if defined(CONFIG_DEEP_SLEEP) && !defined(CONFIG_SPL_BUILD)
 237         fsl_dp_resume();
 238 #endif
 239
 240         return 0;
 241 }
 242
 243 #ifdef CONFIG_FSL_ESDHC
 244 struct fsl_esdhc_cfg esdhc_cfg[1] = {
 245         {CONFIG_SYS_FSL_ESDHC_ADDR},
 246 };
 247
 248 int board_mmc_init(bd_t *bis)
 249 {
 250         esdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
 251
 252         return fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
 253 }
 254 #endif
 255
 256 #ifdef CONFIG_TSEC_ENET
 257 int board_eth_init(bd_t *bis)
 258 {
 259         struct fsl_pq_mdio_info mdio_info;
 260         struct tsec_info_struct tsec_info[4];
 261         int num = 0;
 262
 263 #ifdef CONFIG_TSEC1
 264         SET_STD_TSEC_INFO(tsec_info[num], 1);
 265         if (is_serdes_configured(SGMII_TSEC1)) {
 266                 puts("eTSEC1 is in sgmii mode.\n");
 267                 tsec_info[num].flags |= TSEC_SGMII;
 268         }
 269         num++;
 270 #endif
 271 #ifdef CONFIG_TSEC2
 272         SET_STD_TSEC_INFO(tsec_info[num], 2);
 273         if (is_serdes_configured(SGMII_TSEC2)) {
 274                 puts("eTSEC2 is in sgmii mode.\n");
 275                 tsec_info[num].flags |= TSEC_SGMII;
 276         }
 277         num++;
 278 #endif
 279 #ifdef CONFIG_TSEC3
 280         SET_STD_TSEC_INFO(tsec_info[num], 3);
 281         num++;
 282 #endif
 283         if (!num) {
 284                 printf("No TSECs initialized\n");
 285                 return 0;
 286         }
 287
 288         mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
 289         mdio_info.name = DEFAULT_MII_NAME;
 290         fsl_pq_mdio_init(bis, &mdio_info);
 291
 292         tsec_eth_init(bis, tsec_info, num);
 293
 294         return pci_eth_init(bis);
 295 }
 296 #endif
 297
 298 #if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
 299 int config_serdes_mux(void)
 300 {
 301         struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 302         u32 protocol = in_be32(&gur->rcwsr[4]) & RCWSR4_SRDS1_PRTCL_MASK;
 303
 304         protocol >>= RCWSR4_SRDS1_PRTCL_SHIFT;
 305         switch (protocol) {
 306         case 0x10:
 307                 convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
 308                 convert_serdes_mux(LANED_PCIEX2 |
 309                                 LANEC_PCIEX1, KEEP_STATUS);
 310                 break;
 311         case 0x20:
 312                 convert_serdes_mux(LANEB_SGMII1, KEEP_STATUS);
 313                 convert_serdes_mux(LANEC_PCIEX1, KEEP_STATUS);
 314                 convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
 315                 break;
 316         case 0x30:
 317                 convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
 318                 convert_serdes_mux(LANEC_SGMII1, KEEP_STATUS);
 319                 convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
 320                 break;
 321         case 0x70:
 322                 convert_serdes_mux(LANEB_SATA, KEEP_STATUS);
 323                 convert_serdes_mux(LANEC_PCIEX1, KEEP_STATUS);
 324                 convert_serdes_mux(LANED_SGMII2, KEEP_STATUS);
 325                 break;
 326         }
 327
 328         return 0;
 329 }
 330 #endif
 331
 332 #if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
 333 int config_board_mux(void)
 334 {
 335         struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
 336         int conflict_flag;
 337
 338         conflict_flag = 0;
 339         if (hwconfig("i2c3")) {
 340                 conflict_flag++;
 341                 cpld_data->soft_mux_on |= SOFT_MUX_ON_I2C3_IFC;
 342                 cpld_data->i2c3_ifc_mux = PIN_I2C3_IFC_MUX_I2C3;
 343         }
 344
 345         if (hwconfig("ifc")) {
 346                 conflict_flag++;
 347                 /* some signals can not enable simultaneous*/
 348                 if (conflict_flag > 1)
 349                         goto conflict;
 350                 cpld_data->soft_mux_on |= SOFT_MUX_ON_I2C3_IFC;
 351                 cpld_data->i2c3_ifc_mux = PIN_I2C3_IFC_MUX_IFC;
 352         }
 353
 354         conflict_flag = 0;
 355         if (hwconfig("usb2")) {
 356                 conflict_flag++;
 357                 cpld_data->soft_mux_on |= SOFT_MUX_ON_CAN3_USB2;
 358                 cpld_data->can3_usb2_mux = PIN_CAN3_USB2_MUX_USB2;
 359         }
 360
 361         if (hwconfig("can3")) {
 362                 conflict_flag++;
 363                 /* some signals can not enable simultaneous*/
 364                 if (conflict_flag > 1)
 365                         goto conflict;
 366                 cpld_data->soft_mux_on |= SOFT_MUX_ON_CAN3_USB2;
 367                 cpld_data->can3_usb2_mux = PIN_CAN3_USB2_MUX_CAN3;
 368         }
 369
 370         conflict_flag = 0;
 371         if (hwconfig("lcd")) {
 372                 conflict_flag++;
 373                 cpld_data->soft_mux_on |= SOFT_MUX_ON_QE_LCD;
 374                 cpld_data->qe_lcd_mux = PIN_QE_LCD_MUX_LCD;
 375         }
 376
 377         if (hwconfig("qe")) {
 378                 conflict_flag++;
 379                 /* some signals can not enable simultaneous*/
 380                 if (conflict_flag > 1)
 381                         goto conflict;
 382                 cpld_data->soft_mux_on |= SOFT_MUX_ON_QE_LCD;
 383                 cpld_data->qe_lcd_mux = PIN_QE_LCD_MUX_QE;
 384         }
 385
 386         return 0;
 387
 388 conflict:
 389         printf("WARNING: pin conflict! MUX setting may failed!\n");
 390         return 0;
 391 }
 392 #endif
 393
 394 int board_early_init_f(void)
 395 {
 396         struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
 397         struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
 398         unsigned int major;
 399
 400 #ifdef CONFIG_TSEC_ENET
 401         /* clear BD & FR bits for BE BD's and frame data */
 402         clrbits_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
 403         out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);
 404 #endif
 405
 406 #ifdef CONFIG_FSL_IFC
 407         init_early_memctl_regs();
 408 #endif
 409
 410 #ifdef CONFIG_FSL_DCU_FB
 411         out_be32(&scfg->pixclkcr, SCFG_PIXCLKCR_PXCKEN);
 412 #endif
 413
 414 #ifdef CONFIG_FSL_QSPI
 415         out_be32(&scfg->qspi_cfg, SCFG_QSPI_CLKSEL);
 416 #endif
 417
 418         /* Configure Little endian for SAI, ASRC and SPDIF */
 419         out_be32(&scfg->endiancr, SCFG_ENDIANCR_LE);
 420
 421         /*
 422          * Enable snoop requests and DVM message requests for
 423          * Slave insterface S4 (A7 core cluster)
 424          */
 425         out_le32(&cci->slave[4].snoop_ctrl,
 426                  CCI400_DVM_MESSAGE_REQ_EN | CCI400_SNOOP_REQ_EN);
 427
 428         major = get_soc_major_rev();
 429         if (major == SOC_MAJOR_VER_1_0) {
 430                 /*
 431                  * Set CCI-400 Slave interface S1, S2 Shareable Override
 432                  * Register All transactions are treated as non-shareable
 433                  */
 434                 out_le32(&cci->slave[1].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
 435                 out_le32(&cci->slave[2].sha_ord, CCI400_SHAORD_NON_SHAREABLE);
 436         }
 437
 438 #if defined(CONFIG_DEEP_SLEEP)
 439         if (is_warm_boot()) {
 440                 timer_init();
 441                 dram_init();
 442         }
 443 #endif
 444
 445         return 0;
 446 }
 447
 448 #ifdef CONFIG_SPL_BUILD
 449 void board_init_f(ulong dummy)
 450 {
 451         void (*second_uboot)(void);
 452
 453         /* Clear the BSS */
 454         memset(__bss_start, 0, __bss_end - __bss_start);
 455
 456         get_clocks();
 457
 458 #if defined(CONFIG_DEEP_SLEEP)
 459         if (is_warm_boot())
 460                 fsl_dp_disable_console();
 461 #endif
 462
 463         preloader_console_init();
 464
 465         dram_init();
 466
 467         /* Allow OCRAM access permission as R/W */
 468 #ifdef CONFIG_LAYERSCAPE_NS_ACCESS
 469         enable_layerscape_ns_access();
 470         enable_layerscape_ns_access();
 471 #endif
 472
 473         /*
 474          * if it is woken up from deep sleep, then jump to second
 475          * stage uboot and continue executing without recopying
 476          * it from SD since it has already been reserved in memeory
 477          * in last boot.
 478          */
 479         if (is_warm_boot()) {
 480                 second_uboot = (void (*)(void))CONFIG_SYS_TEXT_BASE;
 481                 second_uboot();
 482         }
 483
 484         board_init_r(NULL, 0);
 485 }
 486 #endif
 487
 488
 489 struct liodn_id_table sec_liodn_tbl[] = {
 490         SET_SEC_JR_LIODN_ENTRY(0, 0x10, 0x10),
 491         SET_SEC_JR_LIODN_ENTRY(1, 0x10, 0x10),
 492         SET_SEC_JR_LIODN_ENTRY(2, 0x10, 0x10),
 493         SET_SEC_JR_LIODN_ENTRY(3, 0x10, 0x10),
 494         SET_SEC_RTIC_LIODN_ENTRY(a, 0x10),
 495         SET_SEC_RTIC_LIODN_ENTRY(b, 0x10),
 496         SET_SEC_RTIC_LIODN_ENTRY(c, 0x10),
 497         SET_SEC_RTIC_LIODN_ENTRY(d, 0x10),
 498         SET_SEC_DECO_LIODN_ENTRY(0, 0x10, 0x10),
 499         SET_SEC_DECO_LIODN_ENTRY(1, 0x10, 0x10),
 500         SET_SEC_DECO_LIODN_ENTRY(2, 0x10, 0x10),
 501         SET_SEC_DECO_LIODN_ENTRY(3, 0x10, 0x10),
 502         SET_SEC_DECO_LIODN_ENTRY(4, 0x10, 0x10),
 503         SET_SEC_DECO_LIODN_ENTRY(5, 0x10, 0x10),
 504         SET_SEC_DECO_LIODN_ENTRY(6, 0x10, 0x10),
 505         SET_SEC_DECO_LIODN_ENTRY(7, 0x10, 0x10),
 506 };
 507
 508 struct smmu_stream_id dev_stream_id[] = {
 509         { 0x100, 0x01, "ETSEC MAC1" },
 510         { 0x104, 0x02, "ETSEC MAC2" },
 511         { 0x108, 0x03, "ETSEC MAC3" },
 512         { 0x10c, 0x04, "PEX1" },
 513         { 0x110, 0x05, "PEX2" },
 514         { 0x114, 0x06, "qDMA" },
 515         { 0x118, 0x07, "SATA" },
 516         { 0x11c, 0x08, "USB3" },
 517         { 0x120, 0x09, "QE" },
 518         { 0x124, 0x0a, "eSDHC" },
 519         { 0x128, 0x0b, "eMA" },
 520         { 0x14c, 0x0c, "2D-ACE" },
 521         { 0x150, 0x0d, "USB2" },
 522         { 0x18c, 0x0e, "DEBUG" },
 523 };
 524
 525 #ifdef CONFIG_DEEP_SLEEP
 526 /* program the regulator (MC34VR500) to support deep sleep */
 527 void ls1twr_program_regulator(void)
 528 {
 529         unsigned int i2c_bus;
 530         u8 i2c_device_id;
 531
 532 #define LS1TWR_I2C_BUS_MC34VR500        1
 533 #define MC34VR500_ADDR                  0x8
 534 #define MC34VR500_DEVICEID              0x4
 535 #define MC34VR500_DEVICEID_MASK         0x0f
 536
 537         i2c_bus = i2c_get_bus_num();
 538         i2c_set_bus_num(LS1TWR_I2C_BUS_MC34VR500);
 539         i2c_device_id = i2c_reg_read(MC34VR500_ADDR, 0x0) &
 540                                         MC34VR500_DEVICEID_MASK;
 541         if (i2c_device_id != MC34VR500_DEVICEID) {
 542                 printf("The regulator (MC34VR500) does not exist. The device does not support deep sleep.\n");
 543                 return;
 544         }
 545
 546         i2c_reg_write(MC34VR500_ADDR, 0x31, 0x4);
 547         i2c_reg_write(MC34VR500_ADDR, 0x4d, 0x4);
 548         i2c_reg_write(MC34VR500_ADDR, 0x6d, 0x38);
 549         i2c_reg_write(MC34VR500_ADDR, 0x6f, 0x37);
 550         i2c_reg_write(MC34VR500_ADDR, 0x71, 0x30);
 551
 552         i2c_set_bus_num(i2c_bus);
 553 }
 554 #endif
 555
 556 int board_init(void)
 557 {
 558 #ifndef CONFIG_SYS_FSL_NO_SERDES
 559         fsl_serdes_init();
 560 #if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
 561         config_serdes_mux();
 562 #endif
 563 #endif
 564
 565         ls1021x_config_caam_stream_id(sec_liodn_tbl,
 566                                       ARRAY_SIZE(sec_liodn_tbl));
 567         ls102xa_config_smmu_stream_id(dev_stream_id,
 568                                       ARRAY_SIZE(dev_stream_id));
 569
 570 #ifdef CONFIG_LAYERSCAPE_NS_ACCESS
 571         enable_layerscape_ns_access();
 572 #endif
 573
 574 #ifdef CONFIG_U_QE
 575         u_qe_init();
 576 #endif
 577
 578 #ifdef CONFIG_DEEP_SLEEP
 579         ls1twr_program_regulator();
 580 #endif
 581         return 0;
 582 }
 583
 584 #ifdef CONFIG_BOARD_LATE_INIT
 585 int board_late_init(void)
 586 {
 587 #ifdef CONFIG_SCSI_AHCI_PLAT
 588         ls1021a_sata_init();
 589 #endif
 590
 591         return 0;
 592 }
 593 #endif
 594
 595 #if defined(CONFIG_MISC_INIT_R)
 596 int misc_init_r(void)
 597 {
 598 #ifdef CONFIG_FSL_DEVICE_DISABLE
 599         device_disable(devdis_tbl, ARRAY_SIZE(devdis_tbl));
 600 #endif
 601 #if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
 602         config_board_mux();
 603 #endif
 604
 605 #ifdef CONFIG_FSL_CAAM
 606         return sec_init();
 607 #endif
 608 }
 609 #endif
 610
 611 #if defined(CONFIG_DEEP_SLEEP)
 612 void board_sleep_prepare(void)
 613 {
 614 #ifdef CONFIG_LAYERSCAPE_NS_ACCESS
 615         enable_layerscape_ns_access();
 616 #endif
 617 }
 618 #endif
 619
 620 int ft_board_setup(void *blob, bd_t *bd)
 621 {
 622         ft_cpu_setup(blob, bd);
 623
 624 #ifdef CONFIG_PCI
 625         ft_pci_setup(blob, bd);
 626 #endif
 627
 628         return 0;
 629 }
 630
 631 u8 flash_read8(void *addr)
 632 {
 633         return __raw_readb(addr + 1);
 634 }
 635
 636 void flash_write16(u16 val, void *addr)
 637 {
 638         u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));
 639
 640         __raw_writew(shftval, addr);
 641 }
 642
 643 u16 flash_read16(void *addr)
 644 {
 645         u16 val = __raw_readw(addr);
 646
 647         return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
 648 }
 649
 650 #if !defined(CONFIG_QSPI_BOOT) && !defined(CONFIG_SD_BOOT_QSPI)
 651 static void convert_flash_bank(char bank)
 652 {
 653         struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
 654
 655         printf("Now switch to boot from flash bank %d.\n", bank);
 656         cpld_data->soft_mux_on = CPLD_SET_BOOT_BANK;
 657         cpld_data->vbank = bank;
 658
 659         printf("Reset board to enable configuration.\n");
 660         cpld_data->system_rst = CONFIG_RESET;
 661 }
 662
 663 static int flash_bank_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
 664                           char * const argv[])
 665 {
 666         if (argc != 2)
 667                 return CMD_RET_USAGE;
 668         if (strcmp(argv[1], "0") == 0)
 669                 convert_flash_bank(BOOT_FROM_UPPER_BANK);
 670         else if (strcmp(argv[1], "1") == 0)
 671                 convert_flash_bank(BOOT_FROM_LOWER_BANK);
 672         else
 673                 return CMD_RET_USAGE;
 674
 675         return 0;
 676 }
 677
 678 U_BOOT_CMD(
 679         boot_bank, 2, 0, flash_bank_cmd,
 680         "Flash bank Selection Control",
 681         "bank[0-upper bank/1-lower bank] (e.g. boot_bank 0)"
 682 );
 683
 684 static int cpld_reset_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
 685                           char * const argv[])
 686 {
 687         struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
 688
 689         if (argc > 2)
 690                 return CMD_RET_USAGE;
 691         if ((argc == 1) || (strcmp(argv[1], "conf") == 0))
 692                 cpld_data->system_rst = CONFIG_RESET;
 693         else if (strcmp(argv[1], "init") == 0)
 694                 cpld_data->global_rst = INIT_RESET;
 695         else
 696                 return CMD_RET_USAGE;
 697
 698         return 0;
 699 }
 700
 701 U_BOOT_CMD(
 702         cpld_reset, 2, 0, cpld_reset_cmd,
 703         "Reset via CPLD",
 704         "conf\n"
 705         "       -reset with current CPLD configuration\n"
 706         "init\n"
 707         "       -reset and initial CPLD configuration with default value"
 708
 709 );
 710
 711 static void convert_serdes_mux(int type, int need_reset)
 712 {
 713         char current_serdes;
 714         struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
 715
 716         current_serdes = cpld_data->serdes_mux;
 717
 718         switch (type) {
 719         case LANEB_SATA:
 720                 current_serdes &= ~MASK_LANE_B;
 721                 break;
 722         case LANEB_SGMII1:
 723                 current_serdes |= (MASK_LANE_B | MASK_SGMII | MASK_LANE_C);
 724                 break;
 725         case LANEC_SGMII1:
 726                 current_serdes &= ~(MASK_LANE_B | MASK_SGMII | MASK_LANE_C);
 727                 break;
 728         case LANED_SGMII2:
 729                 current_serdes |= MASK_LANE_D;
 730                 break;
 731         case LANEC_PCIEX1:
 732                 current_serdes |= MASK_LANE_C;
 733                 break;
 734         case (LANED_PCIEX2 | LANEC_PCIEX1):
 735                 current_serdes |= MASK_LANE_C;
 736                 current_serdes &= ~MASK_LANE_D;
 737                 break;
 738         default:
 739                 printf("CPLD serdes MUX: unsupported MUX type 0x%x\n", type);
 740                 return;
 741         }
 742
 743         cpld_data->soft_mux_on |= CPLD_SET_MUX_SERDES;
 744         cpld_data->serdes_mux = current_serdes;
 745
 746         if (need_reset == 1) {
 747                 printf("Reset board to enable configuration\n");
 748                 cpld_data->system_rst = CONFIG_RESET;
 749         }
 750 }
 751
 752 void print_serdes_mux(void)
 753 {
 754         char current_serdes;
 755         struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
 756
 757         current_serdes = cpld_data->serdes_mux;
 758
 759         printf("Serdes Lane B: ");
 760         if ((current_serdes & MASK_LANE_B) == 0)
 761                 printf("SATA,\n");
 762         else
 763                 printf("SGMII 1,\n");
 764
 765         printf("Serdes Lane C: ");
 766         if ((current_serdes & MASK_LANE_C) == 0)
 767                 printf("SGMII 1,\n");
 768         else
 769                 printf("PCIe,\n");
 770
 771         printf("Serdes Lane D: ");
 772         if ((current_serdes & MASK_LANE_D) == 0)
 773                 printf("PCIe,\n");
 774         else
 775                 printf("SGMII 2,\n");
 776
 777         printf("SGMII 1 is on lane ");
 778         if ((current_serdes & MASK_SGMII) == 0)
 779                 printf("C.\n");
 780         else
 781                 printf("B.\n");
 782 }
 783
 784 static int serdes_mux_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
 785                           char * const argv[])
 786 {
 787         if (argc != 2)
 788                 return CMD_RET_USAGE;
 789         if (strcmp(argv[1], "sata") == 0) {
 790                 printf("Set serdes lane B to SATA.\n");
 791                 convert_serdes_mux(LANEB_SATA, NEED_RESET);
 792         } else if (strcmp(argv[1], "sgmii1b") == 0) {
 793                 printf("Set serdes lane B to SGMII 1.\n");
 794                 convert_serdes_mux(LANEB_SGMII1, NEED_RESET);
 795         } else if (strcmp(argv[1], "sgmii1c") == 0) {
 796                 printf("Set serdes lane C to SGMII 1.\n");
 797                 convert_serdes_mux(LANEC_SGMII1, NEED_RESET);
 798         } else if (strcmp(argv[1], "sgmii2") == 0) {
 799                 printf("Set serdes lane D to SGMII 2.\n");
 800                 convert_serdes_mux(LANED_SGMII2, NEED_RESET);
 801         } else if (strcmp(argv[1], "pciex1") == 0) {
 802                 printf("Set serdes lane C to PCIe X1.\n");
 803                 convert_serdes_mux(LANEC_PCIEX1, NEED_RESET);
 804         } else if (strcmp(argv[1], "pciex2") == 0) {
 805                 printf("Set serdes lane C & lane D to PCIe X2.\n");
 806                 convert_serdes_mux((LANED_PCIEX2 | LANEC_PCIEX1), NEED_RESET);
 807         } else if (strcmp(argv[1], "show") == 0) {
 808                 print_serdes_mux();
 809         } else {
 810                 return CMD_RET_USAGE;
 811         }
 812
 813         return 0;
 814 }
 815
 816 U_BOOT_CMD(
 817         lane_bank, 2, 0, serdes_mux_cmd,
 818         "Multiplexed function setting for SerDes Lanes",
 819         "sata\n"
 820         "       -change lane B to sata\n"
 821         "lane_bank sgmii1b\n"
 822         "       -change lane B to SGMII1\n"
 823         "lane_bank sgmii1c\n"
 824         "       -change lane C to SGMII1\n"
 825         "lane_bank sgmii2\n"
 826         "       -change lane D to SGMII2\n"
 827         "lane_bank pciex1\n"
 828         "       -change lane C to PCIeX1\n"
 829         "lane_bank pciex2\n"
 830         "       -change lane C & lane D to PCIeX2\n"
 831         "\nWARNING: If you aren't familiar with the setting of serdes, don't try to change anything!\n"
 832 );
 833 #endif