board/ti/am335x/board.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * board.c
   4  *
   5  * Board functions for TI AM335X based boards
   6  *
   7  * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
   8  */
   9
  10 #include <common.h>
  11 #include <dm.h>
  12 #include <env.h>
  13 #include <errno.h>
  14 #include <image.h>
  15 #include <init.h>
  16 #include <malloc.h>
  17 #include <net.h>
  18 #include <spl.h>
  19 #include <serial.h>
  20 #include <asm/arch/cpu.h>
  21 #include <asm/arch/hardware.h>
  22 #include <asm/arch/omap.h>
  23 #include <asm/arch/ddr_defs.h>
  24 #include <asm/arch/clock.h>
  25 #include <asm/arch/clk_synthesizer.h>
  26 #include <asm/arch/gpio.h>
  27 #include <asm/arch/mmc_host_def.h>
  28 #include <asm/arch/sys_proto.h>
  29 #include <asm/arch/mem.h>
  30 #include <asm/global_data.h>
  31 #include <asm/io.h>
  32 #include <asm/emif.h>
  33 #include <asm/gpio.h>
  34 #include <asm/omap_common.h>
  35 #include <asm/omap_sec_common.h>
  36 #include <asm/omap_mmc.h>
  37 #include <i2c.h>
  38 #include <miiphy.h>
  39 #include <cpsw.h>
  40 #include <linux/bitops.h>
  41 #include <linux/delay.h>
  42 #include <power/tps65217.h>
  43 #include <power/tps65910.h>
  44 #include <env_internal.h>
  45 #include <watchdog.h>
  46 #include "../common/board_detect.h"
  47 #include "../common/cape_detect.h"
  48 #include "board.h"
  49
  50 DECLARE_GLOBAL_DATA_PTR;
  51
  52 /* GPIO that controls power to DDR on EVM-SK */
  53 #define GPIO_TO_PIN(bank, gpio)         (32 * (bank) + (gpio))
  54 #define GPIO_DDR_VTT_EN         GPIO_TO_PIN(0, 7)
  55 #define ICE_GPIO_DDR_VTT_EN     GPIO_TO_PIN(0, 18)
  56 #define GPIO_PR1_MII_CTRL       GPIO_TO_PIN(3, 4)
  57 #define GPIO_MUX_MII_CTRL       GPIO_TO_PIN(3, 10)
  58 #define GPIO_FET_SWITCH_CTRL    GPIO_TO_PIN(0, 7)
  59 #define GPIO_PHY_RESET          GPIO_TO_PIN(2, 5)
  60 #define GPIO_ETH0_MODE          GPIO_TO_PIN(0, 11)
  61 #define GPIO_ETH1_MODE          GPIO_TO_PIN(1, 26)
  62
  63 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
  64
  65 #define GPIO0_RISINGDETECT      (AM33XX_GPIO0_BASE + OMAP_GPIO_RISINGDETECT)
  66 #define GPIO1_RISINGDETECT      (AM33XX_GPIO1_BASE + OMAP_GPIO_RISINGDETECT)
  67
  68 #define GPIO0_IRQSTATUS1        (AM33XX_GPIO0_BASE + OMAP_GPIO_IRQSTATUS1)
  69 #define GPIO1_IRQSTATUS1        (AM33XX_GPIO1_BASE + OMAP_GPIO_IRQSTATUS1)
  70
  71 #define GPIO0_IRQSTATUSRAW      (AM33XX_GPIO0_BASE + 0x024)
  72 #define GPIO1_IRQSTATUSRAW      (AM33XX_GPIO1_BASE + 0x024)
  73
  74 /*
  75  * Read header information from EEPROM into global structure.
  76  */
  77 #ifdef CONFIG_TI_I2C_BOARD_DETECT
  78 void do_board_detect(void)
  79 {
  80         enable_i2c0_pin_mux();
  81         enable_i2c2_pin_mux();
  82 #if !CONFIG_IS_ENABLED(DM_I2C)
  83         i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE);
  84         i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED2, CONFIG_SYS_OMAP24_I2C_SLAVE2);
  85 #endif
  86         if (ti_i2c_eeprom_am_get(CONFIG_EEPROM_BUS_ADDRESS,
  87                                  CONFIG_EEPROM_CHIP_ADDRESS))
  88                 printf("ti_i2c_eeprom_init failed\n");
  89 }
  90 #endif
  91
  92 #ifndef CONFIG_DM_SERIAL
  93 struct serial_device *default_serial_console(void)
  94 {
  95         if (board_is_icev2())
  96                 return &eserial4_device;
  97         else
  98                 return &eserial1_device;
  99 }
 100 #endif
 101
 102 #ifndef CONFIG_SKIP_LOWLEVEL_INIT
 103 static const struct ddr_data ddr2_data = {
 104         .datardsratio0 = MT47H128M16RT25E_RD_DQS,
 105         .datafwsratio0 = MT47H128M16RT25E_PHY_FIFO_WE,
 106         .datawrsratio0 = MT47H128M16RT25E_PHY_WR_DATA,
 107 };
 108
 109 static const struct cmd_control ddr2_cmd_ctrl_data = {
 110         .cmd0csratio = MT47H128M16RT25E_RATIO,
 111
 112         .cmd1csratio = MT47H128M16RT25E_RATIO,
 113
 114         .cmd2csratio = MT47H128M16RT25E_RATIO,
 115 };
 116
 117 static const struct emif_regs ddr2_emif_reg_data = {
 118         .sdram_config = MT47H128M16RT25E_EMIF_SDCFG,
 119         .ref_ctrl = MT47H128M16RT25E_EMIF_SDREF,
 120         .sdram_tim1 = MT47H128M16RT25E_EMIF_TIM1,
 121         .sdram_tim2 = MT47H128M16RT25E_EMIF_TIM2,
 122         .sdram_tim3 = MT47H128M16RT25E_EMIF_TIM3,
 123         .emif_ddr_phy_ctlr_1 = MT47H128M16RT25E_EMIF_READ_LATENCY,
 124 };
 125
 126 static const struct emif_regs ddr2_evm_emif_reg_data = {
 127         .sdram_config = MT47H128M16RT25E_EMIF_SDCFG,
 128         .ref_ctrl = MT47H128M16RT25E_EMIF_SDREF,
 129         .sdram_tim1 = MT47H128M16RT25E_EMIF_TIM1,
 130         .sdram_tim2 = MT47H128M16RT25E_EMIF_TIM2,
 131         .sdram_tim3 = MT47H128M16RT25E_EMIF_TIM3,
 132         .ocp_config = EMIF_OCP_CONFIG_AM335X_EVM,
 133         .emif_ddr_phy_ctlr_1 = MT47H128M16RT25E_EMIF_READ_LATENCY,
 134 };
 135
 136 static const struct ddr_data ddr3_data = {
 137         .datardsratio0 = MT41J128MJT125_RD_DQS,
 138         .datawdsratio0 = MT41J128MJT125_WR_DQS,
 139         .datafwsratio0 = MT41J128MJT125_PHY_FIFO_WE,
 140         .datawrsratio0 = MT41J128MJT125_PHY_WR_DATA,
 141 };
 142
 143 static const struct ddr_data ddr3_beagleblack_data = {
 144         .datardsratio0 = MT41K256M16HA125E_RD_DQS,
 145         .datawdsratio0 = MT41K256M16HA125E_WR_DQS,
 146         .datafwsratio0 = MT41K256M16HA125E_PHY_FIFO_WE,
 147         .datawrsratio0 = MT41K256M16HA125E_PHY_WR_DATA,
 148 };
 149
 150 static const struct ddr_data ddr3_evm_data = {
 151         .datardsratio0 = MT41J512M8RH125_RD_DQS,
 152         .datawdsratio0 = MT41J512M8RH125_WR_DQS,
 153         .datafwsratio0 = MT41J512M8RH125_PHY_FIFO_WE,
 154         .datawrsratio0 = MT41J512M8RH125_PHY_WR_DATA,
 155 };
 156
 157 static const struct ddr_data ddr3_icev2_data = {
 158         .datardsratio0 = MT41J128MJT125_RD_DQS_400MHz,
 159         .datawdsratio0 = MT41J128MJT125_WR_DQS_400MHz,
 160         .datafwsratio0 = MT41J128MJT125_PHY_FIFO_WE_400MHz,
 161         .datawrsratio0 = MT41J128MJT125_PHY_WR_DATA_400MHz,
 162 };
 163
 164 static const struct cmd_control ddr3_cmd_ctrl_data = {
 165         .cmd0csratio = MT41J128MJT125_RATIO,
 166         .cmd0iclkout = MT41J128MJT125_INVERT_CLKOUT,
 167
 168         .cmd1csratio = MT41J128MJT125_RATIO,
 169         .cmd1iclkout = MT41J128MJT125_INVERT_CLKOUT,
 170
 171         .cmd2csratio = MT41J128MJT125_RATIO,
 172         .cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT,
 173 };
 174
 175 static const struct cmd_control ddr3_beagleblack_cmd_ctrl_data = {
 176         .cmd0csratio = MT41K256M16HA125E_RATIO,
 177         .cmd0iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
 178
 179         .cmd1csratio = MT41K256M16HA125E_RATIO,
 180         .cmd1iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
 181
 182         .cmd2csratio = MT41K256M16HA125E_RATIO,
 183         .cmd2iclkout = MT41K256M16HA125E_INVERT_CLKOUT,
 184 };
 185
 186 static const struct cmd_control ddr3_evm_cmd_ctrl_data = {
 187         .cmd0csratio = MT41J512M8RH125_RATIO,
 188         .cmd0iclkout = MT41J512M8RH125_INVERT_CLKOUT,
 189
 190         .cmd1csratio = MT41J512M8RH125_RATIO,
 191         .cmd1iclkout = MT41J512M8RH125_INVERT_CLKOUT,
 192
 193         .cmd2csratio = MT41J512M8RH125_RATIO,
 194         .cmd2iclkout = MT41J512M8RH125_INVERT_CLKOUT,
 195 };
 196
 197 static const struct cmd_control ddr3_icev2_cmd_ctrl_data = {
 198         .cmd0csratio = MT41J128MJT125_RATIO_400MHz,
 199         .cmd0iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
 200
 201         .cmd1csratio = MT41J128MJT125_RATIO_400MHz,
 202         .cmd1iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
 203
 204         .cmd2csratio = MT41J128MJT125_RATIO_400MHz,
 205         .cmd2iclkout = MT41J128MJT125_INVERT_CLKOUT_400MHz,
 206 };
 207
 208 static struct emif_regs ddr3_emif_reg_data = {
 209         .sdram_config = MT41J128MJT125_EMIF_SDCFG,
 210         .ref_ctrl = MT41J128MJT125_EMIF_SDREF,
 211         .sdram_tim1 = MT41J128MJT125_EMIF_TIM1,
 212         .sdram_tim2 = MT41J128MJT125_EMIF_TIM2,
 213         .sdram_tim3 = MT41J128MJT125_EMIF_TIM3,
 214         .zq_config = MT41J128MJT125_ZQ_CFG,
 215         .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY |
 216                                 PHY_EN_DYN_PWRDN,
 217 };
 218
 219 static struct emif_regs ddr3_beagleblack_emif_reg_data = {
 220         .sdram_config = MT41K256M16HA125E_EMIF_SDCFG,
 221         .ref_ctrl = MT41K256M16HA125E_EMIF_SDREF,
 222         .sdram_tim1 = MT41K256M16HA125E_EMIF_TIM1,
 223         .sdram_tim2 = MT41K256M16HA125E_EMIF_TIM2,
 224         .sdram_tim3 = MT41K256M16HA125E_EMIF_TIM3,
 225         .ocp_config = EMIF_OCP_CONFIG_BEAGLEBONE_BLACK,
 226         .zq_config = MT41K256M16HA125E_ZQ_CFG,
 227         .emif_ddr_phy_ctlr_1 = MT41K256M16HA125E_EMIF_READ_LATENCY,
 228 };
 229
 230 static struct emif_regs ddr3_evm_emif_reg_data = {
 231         .sdram_config = MT41J512M8RH125_EMIF_SDCFG,
 232         .ref_ctrl = MT41J512M8RH125_EMIF_SDREF,
 233         .sdram_tim1 = MT41J512M8RH125_EMIF_TIM1,
 234         .sdram_tim2 = MT41J512M8RH125_EMIF_TIM2,
 235         .sdram_tim3 = MT41J512M8RH125_EMIF_TIM3,
 236         .ocp_config = EMIF_OCP_CONFIG_AM335X_EVM,
 237         .zq_config = MT41J512M8RH125_ZQ_CFG,
 238         .emif_ddr_phy_ctlr_1 = MT41J512M8RH125_EMIF_READ_LATENCY |
 239                                 PHY_EN_DYN_PWRDN,
 240 };
 241
 242 static struct emif_regs ddr3_icev2_emif_reg_data = {
 243         .sdram_config = MT41J128MJT125_EMIF_SDCFG_400MHz,
 244         .ref_ctrl = MT41J128MJT125_EMIF_SDREF_400MHz,
 245         .sdram_tim1 = MT41J128MJT125_EMIF_TIM1_400MHz,
 246         .sdram_tim2 = MT41J128MJT125_EMIF_TIM2_400MHz,
 247         .sdram_tim3 = MT41J128MJT125_EMIF_TIM3_400MHz,
 248         .zq_config = MT41J128MJT125_ZQ_CFG_400MHz,
 249         .emif_ddr_phy_ctlr_1 = MT41J128MJT125_EMIF_READ_LATENCY_400MHz |
 250                                 PHY_EN_DYN_PWRDN,
 251 };
 252
 253 #ifdef CONFIG_SPL_OS_BOOT
 254 int spl_start_uboot(void)
 255 {
 256 #ifdef CONFIG_SPL_SERIAL_SUPPORT
 257         /* break into full u-boot on 'c' */
 258         if (serial_tstc() && serial_getc() == 'c')
 259                 return 1;
 260 #endif
 261
 262 #ifdef CONFIG_SPL_ENV_SUPPORT
 263         env_init();
 264         env_load();
 265         if (env_get_yesno("boot_os") != 1)
 266                 return 1;
 267 #endif
 268
 269         return 0;
 270 }
 271 #endif
 272
 273 const struct dpll_params *get_dpll_ddr_params(void)
 274 {
 275         int ind = get_sys_clk_index();
 276
 277         if (board_is_evm_sk())
 278                 return &dpll_ddr3_303MHz[ind];
 279         else if (board_is_pb() || board_is_bone_lt() || board_is_icev2())
 280                 return &dpll_ddr3_400MHz[ind];
 281         else if (board_is_evm_15_or_later())
 282                 return &dpll_ddr3_303MHz[ind];
 283         else
 284                 return &dpll_ddr2_266MHz[ind];
 285 }
 286
 287 static u8 bone_not_connected_to_ac_power(void)
 288 {
 289         if (board_is_bone()) {
 290                 uchar pmic_status_reg;
 291                 if (tps65217_reg_read(TPS65217_STATUS,
 292                                       &pmic_status_reg))
 293                         return 1;
 294                 if (!(pmic_status_reg & TPS65217_PWR_SRC_AC_BITMASK)) {
 295                         puts("No AC power, switching to default OPP\n");
 296                         return 1;
 297                 }
 298         }
 299         return 0;
 300 }
 301
 302 const struct dpll_params *get_dpll_mpu_params(void)
 303 {
 304         int ind = get_sys_clk_index();
 305         int freq = am335x_get_efuse_mpu_max_freq(cdev);
 306
 307         if (bone_not_connected_to_ac_power())
 308                 freq = MPUPLL_M_600;
 309
 310         if (board_is_pb() || board_is_bone_lt())
 311                 freq = MPUPLL_M_1000;
 312
 313         switch (freq) {
 314         case MPUPLL_M_1000:
 315                 return &dpll_mpu_opp[ind][5];
 316         case MPUPLL_M_800:
 317                 return &dpll_mpu_opp[ind][4];
 318         case MPUPLL_M_720:
 319                 return &dpll_mpu_opp[ind][3];
 320         case MPUPLL_M_600:
 321                 return &dpll_mpu_opp[ind][2];
 322         case MPUPLL_M_500:
 323                 return &dpll_mpu_opp100;
 324         case MPUPLL_M_300:
 325                 return &dpll_mpu_opp[ind][0];
 326         }
 327
 328         return &dpll_mpu_opp[ind][0];
 329 }
 330
 331 static void scale_vcores_bone(int freq)
 332 {
 333         int usb_cur_lim, mpu_vdd;
 334
 335         /*
 336          * Only perform PMIC configurations if board rev > A1
 337          * on Beaglebone White
 338          */
 339         if (board_is_bone() && !strncmp(board_ti_get_rev(), "00A1", 4))
 340                 return;
 341
 342 #if !CONFIG_IS_ENABLED(DM_I2C)
 343         if (i2c_probe(TPS65217_CHIP_PM))
 344                 return;
 345 #else
 346         if (power_tps65217_init(0))
 347                 return;
 348 #endif
 349
 350
 351         /*
 352          * On Beaglebone White we need to ensure we have AC power
 353          * before increasing the frequency.
 354          */
 355         if (bone_not_connected_to_ac_power())
 356                 freq = MPUPLL_M_600;
 357
 358         /*
 359          * Override what we have detected since we know if we have
 360          * a Beaglebone Black it supports 1GHz.
 361          */
 362         if (board_is_pb() || board_is_bone_lt())
 363                 freq = MPUPLL_M_1000;
 364
 365         switch (freq) {
 366         case MPUPLL_M_1000:
 367                 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1325MV;
 368                 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1800MA;
 369                 break;
 370         case MPUPLL_M_800:
 371                 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1275MV;
 372                 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
 373                 break;
 374         case MPUPLL_M_720:
 375                 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1200MV;
 376                 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
 377                 break;
 378         case MPUPLL_M_600:
 379         case MPUPLL_M_500:
 380         case MPUPLL_M_300:
 381         default:
 382                 mpu_vdd = TPS65217_DCDC_VOLT_SEL_1100MV;
 383                 usb_cur_lim = TPS65217_USB_INPUT_CUR_LIMIT_1300MA;
 384                 break;
 385         }
 386
 387         if (tps65217_reg_write(TPS65217_PROT_LEVEL_NONE,
 388                                TPS65217_POWER_PATH,
 389                                usb_cur_lim,
 390                                TPS65217_USB_INPUT_CUR_LIMIT_MASK))
 391                 puts("tps65217_reg_write failure\n");
 392
 393         /* Set DCDC3 (CORE) voltage to 1.10V */
 394         if (tps65217_voltage_update(TPS65217_DEFDCDC3,
 395                                     TPS65217_DCDC_VOLT_SEL_1100MV)) {
 396                 puts("tps65217_voltage_update failure\n");
 397                 return;
 398         }
 399
 400         /* Set DCDC2 (MPU) voltage */
 401         if (tps65217_voltage_update(TPS65217_DEFDCDC2, mpu_vdd)) {
 402                 puts("tps65217_voltage_update failure\n");
 403                 return;
 404         }
 405
 406         /*
 407          * Set LDO3, LDO4 output voltage to 3.3V for Beaglebone.
 408          * Set LDO3 to 1.8V and LDO4 to 3.3V for Beaglebone Black.
 409          */
 410         if (board_is_bone()) {
 411                 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
 412                                        TPS65217_DEFLS1,
 413                                        TPS65217_LDO_VOLTAGE_OUT_3_3,
 414                                        TPS65217_LDO_MASK))
 415                         puts("tps65217_reg_write failure\n");
 416         } else {
 417                 if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
 418                                        TPS65217_DEFLS1,
 419                                        TPS65217_LDO_VOLTAGE_OUT_1_8,
 420                                        TPS65217_LDO_MASK))
 421                         puts("tps65217_reg_write failure\n");
 422         }
 423
 424         if (tps65217_reg_write(TPS65217_PROT_LEVEL_2,
 425                                TPS65217_DEFLS2,
 426                                TPS65217_LDO_VOLTAGE_OUT_3_3,
 427                                TPS65217_LDO_MASK))
 428                 puts("tps65217_reg_write failure\n");
 429 }
 430
 431 void scale_vcores_generic(int freq)
 432 {
 433         int sil_rev, mpu_vdd;
 434
 435         /*
 436          * The GP EVM, IDK and EVM SK use a TPS65910 PMIC.  For all
 437          * MPU frequencies we support we use a CORE voltage of
 438          * 1.10V.  For MPU voltage we need to switch based on
 439          * the frequency we are running at.
 440          */
 441 #if !CONFIG_IS_ENABLED(DM_I2C)
 442         if (i2c_probe(TPS65910_CTRL_I2C_ADDR))
 443                 return;
 444 #else
 445         if (power_tps65910_init(0))
 446                 return;
 447 #endif
 448         /*
 449          * Depending on MPU clock and PG we will need a different
 450          * VDD to drive at that speed.
 451          */
 452         sil_rev = readl(&cdev->deviceid) >> 28;
 453         mpu_vdd = am335x_get_tps65910_mpu_vdd(sil_rev, freq);
 454
 455         /* Tell the TPS65910 to use i2c */
 456         tps65910_set_i2c_control();
 457
 458         /* First update MPU voltage. */
 459         if (tps65910_voltage_update(MPU, mpu_vdd))
 460                 return;
 461
 462         /* Second, update the CORE voltage. */
 463         if (tps65910_voltage_update(CORE, TPS65910_OP_REG_SEL_1_1_0))
 464                 return;
 465
 466 }
 467
 468 void gpi2c_init(void)
 469 {
 470         /* When needed to be invoked prior to BSS initialization */
 471         static bool first_time = true;
 472
 473         if (first_time) {
 474                 enable_i2c0_pin_mux();
 475 #if !CONFIG_IS_ENABLED(DM_I2C)
 476                 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED,
 477                          CONFIG_SYS_OMAP24_I2C_SLAVE);
 478 #endif
 479                 first_time = false;
 480         }
 481 }
 482
 483 void scale_vcores(void)
 484 {
 485         int freq;
 486
 487         gpi2c_init();
 488         freq = am335x_get_efuse_mpu_max_freq(cdev);
 489
 490         if (board_is_beaglebonex())
 491                 scale_vcores_bone(freq);
 492         else
 493                 scale_vcores_generic(freq);
 494 }
 495
 496 void set_uart_mux_conf(void)
 497 {
 498 #if CONFIG_CONS_INDEX == 1
 499         enable_uart0_pin_mux();
 500 #elif CONFIG_CONS_INDEX == 2
 501         enable_uart1_pin_mux();
 502 #elif CONFIG_CONS_INDEX == 3
 503         enable_uart2_pin_mux();
 504 #elif CONFIG_CONS_INDEX == 4
 505         enable_uart3_pin_mux();
 506 #elif CONFIG_CONS_INDEX == 5
 507         enable_uart4_pin_mux();
 508 #elif CONFIG_CONS_INDEX == 6
 509         enable_uart5_pin_mux();
 510 #endif
 511 }
 512
 513 void set_mux_conf_regs(void)
 514 {
 515         enable_board_pin_mux();
 516 }
 517
 518 const struct ctrl_ioregs ioregs_evmsk = {
 519         .cm0ioctl               = MT41J128MJT125_IOCTRL_VALUE,
 520         .cm1ioctl               = MT41J128MJT125_IOCTRL_VALUE,
 521         .cm2ioctl               = MT41J128MJT125_IOCTRL_VALUE,
 522         .dt0ioctl               = MT41J128MJT125_IOCTRL_VALUE,
 523         .dt1ioctl               = MT41J128MJT125_IOCTRL_VALUE,
 524 };
 525
 526 const struct ctrl_ioregs ioregs_bonelt = {
 527         .cm0ioctl               = MT41K256M16HA125E_IOCTRL_VALUE,
 528         .cm1ioctl               = MT41K256M16HA125E_IOCTRL_VALUE,
 529         .cm2ioctl               = MT41K256M16HA125E_IOCTRL_VALUE,
 530         .dt0ioctl               = MT41K256M16HA125E_IOCTRL_VALUE,
 531         .dt1ioctl               = MT41K256M16HA125E_IOCTRL_VALUE,
 532 };
 533
 534 const struct ctrl_ioregs ioregs_evm15 = {
 535         .cm0ioctl               = MT41J512M8RH125_IOCTRL_VALUE,
 536         .cm1ioctl               = MT41J512M8RH125_IOCTRL_VALUE,
 537         .cm2ioctl               = MT41J512M8RH125_IOCTRL_VALUE,
 538         .dt0ioctl               = MT41J512M8RH125_IOCTRL_VALUE,
 539         .dt1ioctl               = MT41J512M8RH125_IOCTRL_VALUE,
 540 };
 541
 542 const struct ctrl_ioregs ioregs = {
 543         .cm0ioctl               = MT47H128M16RT25E_IOCTRL_VALUE,
 544         .cm1ioctl               = MT47H128M16RT25E_IOCTRL_VALUE,
 545         .cm2ioctl               = MT47H128M16RT25E_IOCTRL_VALUE,
 546         .dt0ioctl               = MT47H128M16RT25E_IOCTRL_VALUE,
 547         .dt1ioctl               = MT47H128M16RT25E_IOCTRL_VALUE,
 548 };
 549
 550 void sdram_init(void)
 551 {
 552         if (board_is_evm_sk()) {
 553                 /*
 554                  * EVM SK 1.2A and later use gpio0_7 to enable DDR3.
 555                  * This is safe enough to do on older revs.
 556                  */
 557                 gpio_request(GPIO_DDR_VTT_EN, "ddr_vtt_en");
 558                 gpio_direction_output(GPIO_DDR_VTT_EN, 1);
 559         }
 560
 561         if (board_is_icev2()) {
 562                 gpio_request(ICE_GPIO_DDR_VTT_EN, "ddr_vtt_en");
 563                 gpio_direction_output(ICE_GPIO_DDR_VTT_EN, 1);
 564         }
 565
 566         if (board_is_evm_sk())
 567                 config_ddr(303, &ioregs_evmsk, &ddr3_data,
 568                            &ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0);
 569         else if (board_is_pb() || board_is_bone_lt())
 570                 config_ddr(400, &ioregs_bonelt,
 571                            &ddr3_beagleblack_data,
 572                            &ddr3_beagleblack_cmd_ctrl_data,
 573                            &ddr3_beagleblack_emif_reg_data, 0);
 574         else if (board_is_evm_15_or_later())
 575                 config_ddr(303, &ioregs_evm15, &ddr3_evm_data,
 576                            &ddr3_evm_cmd_ctrl_data, &ddr3_evm_emif_reg_data, 0);
 577         else if (board_is_icev2())
 578                 config_ddr(400, &ioregs_evmsk, &ddr3_icev2_data,
 579                            &ddr3_icev2_cmd_ctrl_data, &ddr3_icev2_emif_reg_data,
 580                            0);
 581         else if (board_is_gp_evm())
 582                 config_ddr(266, &ioregs, &ddr2_data,
 583                            &ddr2_cmd_ctrl_data, &ddr2_evm_emif_reg_data, 0);
 584         else
 585                 config_ddr(266, &ioregs, &ddr2_data,
 586                            &ddr2_cmd_ctrl_data, &ddr2_emif_reg_data, 0);
 587 }
 588 #endif
 589
 590 #if defined(CONFIG_CLOCK_SYNTHESIZER) && (!defined(CONFIG_SPL_BUILD) || \
 591         (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)))
 592 static void request_and_set_gpio(int gpio, char *name, int val)
 593 {
 594         int ret;
 595
 596         ret = gpio_request(gpio, name);
 597         if (ret < 0) {
 598                 printf("%s: Unable to request %s\n", __func__, name);
 599                 return;
 600         }
 601
 602         ret = gpio_direction_output(gpio, 0);
 603         if (ret < 0) {
 604                 printf("%s: Unable to set %s  as output\n", __func__, name);
 605                 goto err_free_gpio;
 606         }
 607
 608         gpio_set_value(gpio, val);
 609
 610         return;
 611
 612 err_free_gpio:
 613         gpio_free(gpio);
 614 }
 615
 616 #define REQUEST_AND_SET_GPIO(N) request_and_set_gpio(N, #N, 1);
 617 #define REQUEST_AND_CLR_GPIO(N) request_and_set_gpio(N, #N, 0);
 618
 619 /**
 620  * RMII mode on ICEv2 board needs 50MHz clock. Given the clock
 621  * synthesizer With a capacitor of 18pF, and 25MHz input clock cycle
 622  * PLL1 gives an output of 100MHz. So, configuring the div2/3 as 2 to
 623  * give 50MHz output for Eth0 and 1.
 624  */
 625 static struct clk_synth cdce913_data = {
 626         .id = 0x81,
 627         .capacitor = 0x90,
 628         .mux = 0x6d,
 629         .pdiv2 = 0x2,
 630         .pdiv3 = 0x2,
 631 };
 632 #endif
 633
 634 #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_CONTROL) && \
 635         defined(CONFIG_DM_ETH) && defined(CONFIG_DRIVER_TI_CPSW)
 636
 637 #define MAX_CPSW_SLAVES 2
 638
 639 /* At the moment, we do not want to stop booting for any failures here */
 640 int ft_board_setup(void *fdt, struct bd_info *bd)
 641 {
 642         const char *slave_path, *enet_name;
 643         int enetnode, slavenode, phynode;
 644         struct udevice *ethdev;
 645         char alias[16];
 646         u32 phy_id[2];
 647         int phy_addr;
 648         int i, ret;
 649
 650         /* phy address fixup needed only on beagle bone family */
 651         if (!board_is_beaglebonex())
 652                 goto done;
 653
 654         for (i = 0; i < MAX_CPSW_SLAVES; i++) {
 655                 sprintf(alias, "ethernet%d", i);
 656
 657                 slave_path = fdt_get_alias(fdt, alias);
 658                 if (!slave_path)
 659                         continue;
 660
 661                 slavenode = fdt_path_offset(fdt, slave_path);
 662                 if (slavenode < 0)
 663                         continue;
 664
 665                 enetnode = fdt_parent_offset(fdt, slavenode);
 666                 enet_name = fdt_get_name(fdt, enetnode, NULL);
 667
 668                 ethdev = eth_get_dev_by_name(enet_name);
 669                 if (!ethdev)
 670                         continue;
 671
 672                 phy_addr = cpsw_get_slave_phy_addr(ethdev, i);
 673
 674                 /* check for phy_id as well as phy-handle properties */
 675                 ret = fdtdec_get_int_array_count(fdt, slavenode, "phy_id",
 676                                                  phy_id, 2);
 677                 if (ret == 2) {
 678                         if (phy_id[1] != phy_addr) {
 679                                 printf("fixing up phy_id for %s, old: %d, new: %d\n",
 680                                        alias, phy_id[1], phy_addr);
 681
 682                                 phy_id[0] = cpu_to_fdt32(phy_id[0]);
 683                                 phy_id[1] = cpu_to_fdt32(phy_addr);
 684                                 do_fixup_by_path(fdt, slave_path, "phy_id",
 685                                                  phy_id, sizeof(phy_id), 0);
 686                         }
 687                 } else {
 688                         phynode = fdtdec_lookup_phandle(fdt, slavenode,
 689                                                         "phy-handle");
 690                         if (phynode < 0)
 691                                 continue;
 692
 693                         ret = fdtdec_get_int(fdt, phynode, "reg", -ENOENT);
 694                         if (ret < 0)
 695                                 continue;
 696
 697                         if (ret != phy_addr) {
 698                                 printf("fixing up phy-handle for %s, old: %d, new: %d\n",
 699                                        alias, ret, phy_addr);
 700
 701                                 fdt_setprop_u32(fdt, phynode, "reg",
 702                                                 cpu_to_fdt32(phy_addr));
 703                         }
 704                 }
 705         }
 706
 707 done:
 708         return 0;
 709 }
 710 #endif
 711
 712 /*
 713  * Basic board specific setup.  Pinmux has been handled already.
 714  */
 715 int board_init(void)
 716 {
 717 #if defined(CONFIG_HW_WATCHDOG)
 718         hw_watchdog_init();
 719 #endif
 720
 721         gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
 722 #if defined(CONFIG_NOR) || defined(CONFIG_MTD_RAW_NAND)
 723         gpmc_init();
 724 #endif
 725
 726 #if defined(CONFIG_CLOCK_SYNTHESIZER) && (!defined(CONFIG_SPL_BUILD) || \
 727         (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD)))
 728         if (board_is_icev2()) {
 729                 int rv;
 730                 u32 reg;
 731
 732                 REQUEST_AND_SET_GPIO(GPIO_PR1_MII_CTRL);
 733                 /* Make J19 status available on GPIO1_26 */
 734                 REQUEST_AND_CLR_GPIO(GPIO_MUX_MII_CTRL);
 735
 736                 REQUEST_AND_SET_GPIO(GPIO_FET_SWITCH_CTRL);
 737                 /*
 738                  * Both ports can be set as RMII-CPSW or MII-PRU-ETH using
 739                  * jumpers near the port. Read the jumper value and set
 740                  * the pinmux, external mux and PHY clock accordingly.
 741                  * As jumper line is overridden by PHY RX_DV pin immediately
 742                  * after bootstrap (power-up/reset), we need to sample
 743                  * it during PHY reset using GPIO rising edge detection.
 744                  */
 745                 REQUEST_AND_SET_GPIO(GPIO_PHY_RESET);
 746                 /* Enable rising edge IRQ on GPIO0_11 and GPIO 1_26 */
 747                 reg = readl(GPIO0_RISINGDETECT) | BIT(11);
 748                 writel(reg, GPIO0_RISINGDETECT);
 749                 reg = readl(GPIO1_RISINGDETECT) | BIT(26);
 750                 writel(reg, GPIO1_RISINGDETECT);
 751                 /* Reset PHYs to capture the Jumper setting */
 752                 gpio_set_value(GPIO_PHY_RESET, 0);
 753                 udelay(2);      /* PHY datasheet states 1uS min. */
 754                 gpio_set_value(GPIO_PHY_RESET, 1);
 755
 756                 reg = readl(GPIO0_IRQSTATUSRAW) & BIT(11);
 757                 if (reg) {
 758                         writel(reg, GPIO0_IRQSTATUS1); /* clear irq */
 759                         /* RMII mode */
 760                         printf("ETH0, CPSW\n");
 761                 } else {
 762                         /* MII mode */
 763                         printf("ETH0, PRU\n");
 764                         cdce913_data.pdiv3 = 4; /* 25MHz PHY clk */
 765                 }
 766
 767                 reg = readl(GPIO1_IRQSTATUSRAW) & BIT(26);
 768                 if (reg) {
 769                         writel(reg, GPIO1_IRQSTATUS1); /* clear irq */
 770                         /* RMII mode */
 771                         printf("ETH1, CPSW\n");
 772                         gpio_set_value(GPIO_MUX_MII_CTRL, 1);
 773                 } else {
 774                         /* MII mode */
 775                         printf("ETH1, PRU\n");
 776                         cdce913_data.pdiv2 = 4; /* 25MHz PHY clk */
 777                 }
 778
 779                 /* disable rising edge IRQs */
 780                 reg = readl(GPIO0_RISINGDETECT) & ~BIT(11);
 781                 writel(reg, GPIO0_RISINGDETECT);
 782                 reg = readl(GPIO1_RISINGDETECT) & ~BIT(26);
 783                 writel(reg, GPIO1_RISINGDETECT);
 784
 785                 rv = setup_clock_synthesizer(&cdce913_data);
 786                 if (rv) {
 787                         printf("Clock synthesizer setup failed %d\n", rv);
 788                         return rv;
 789                 }
 790
 791                 /* reset PHYs */
 792                 gpio_set_value(GPIO_PHY_RESET, 0);
 793                 udelay(2);      /* PHY datasheet states 1uS min. */
 794                 gpio_set_value(GPIO_PHY_RESET, 1);
 795         }
 796 #endif
 797
 798         return 0;
 799 }
 800
 801 #ifdef CONFIG_BOARD_LATE_INIT
 802 int board_late_init(void)
 803 {
 804         struct udevice *dev;
 805 #if !defined(CONFIG_SPL_BUILD)
 806         uint8_t mac_addr[6];
 807         uint32_t mac_hi, mac_lo;
 808 #endif
 809
 810 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 811         char *name = NULL;
 812
 813         if (board_is_bone_lt()) {
 814                 /* BeagleBoard.org BeagleBone Black Wireless: */
 815                 if (!strncmp(board_ti_get_rev(), "BWA", 3)) {
 816                         name = "BBBW";
 817                 }
 818                 /* SeeedStudio BeagleBone Green Wireless */
 819                 if (!strncmp(board_ti_get_rev(), "GW1", 3)) {
 820                         name = "BBGW";
 821                 }
 822                 /* BeagleBoard.org BeagleBone Blue */
 823                 if (!strncmp(board_ti_get_rev(), "BLA", 3)) {
 824                         name = "BBBL";
 825                 }
 826         }
 827
 828         if (board_is_bbg1())
 829                 name = "BBG1";
 830         if (board_is_bben())
 831                 name = "BBEN";
 832         set_board_info_env(name);
 833
 834         /*
 835          * Default FIT boot on HS devices. Non FIT images are not allowed
 836          * on HS devices.
 837          */
 838         if (get_device_type() == HS_DEVICE)
 839                 env_set("boot_fit", "1");
 840 #endif
 841
 842 #if !defined(CONFIG_SPL_BUILD)
 843         /* try reading mac address from efuse */
 844         mac_lo = readl(&cdev->macid0l);
 845         mac_hi = readl(&cdev->macid0h);
 846         mac_addr[0] = mac_hi & 0xFF;
 847         mac_addr[1] = (mac_hi & 0xFF00) >> 8;
 848         mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
 849         mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
 850         mac_addr[4] = mac_lo & 0xFF;
 851         mac_addr[5] = (mac_lo & 0xFF00) >> 8;
 852
 853         if (!env_get("ethaddr")) {
 854                 printf("<ethaddr> not set. Validating first E-fuse MAC\n");
 855
 856                 if (is_valid_ethaddr(mac_addr))
 857                         eth_env_set_enetaddr("ethaddr", mac_addr);
 858         }
 859
 860         mac_lo = readl(&cdev->macid1l);
 861         mac_hi = readl(&cdev->macid1h);
 862         mac_addr[0] = mac_hi & 0xFF;
 863         mac_addr[1] = (mac_hi & 0xFF00) >> 8;
 864         mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
 865         mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
 866         mac_addr[4] = mac_lo & 0xFF;
 867         mac_addr[5] = (mac_lo & 0xFF00) >> 8;
 868
 869         if (!env_get("eth1addr")) {
 870                 if (is_valid_ethaddr(mac_addr))
 871                         eth_env_set_enetaddr("eth1addr", mac_addr);
 872         }
 873 #endif
 874
 875         if (!env_get("serial#")) {
 876                 char *board_serial = env_get("board_serial");
 877                 char *ethaddr = env_get("ethaddr");
 878
 879                 if (!board_serial || !strncmp(board_serial, "unknown", 7))
 880                         env_set("serial#", ethaddr);
 881                 else
 882                         env_set("serial#", board_serial);
 883         }
 884
 885         /* Just probe the potentially supported cdce913 device */
 886         uclass_get_device_by_name(UCLASS_CLK, "cdce913@65", &dev);
 887
 888         return 0;
 889 }
 890 #endif
 891
 892 /* CPSW plat */
 893 #if !CONFIG_IS_ENABLED(OF_CONTROL)
 894 struct cpsw_slave_data slave_data[] = {
 895         {
 896                 .slave_reg_ofs  = CPSW_SLAVE0_OFFSET,
 897                 .sliver_reg_ofs = CPSW_SLIVER0_OFFSET,
 898                 .phy_addr       = 0,
 899         },
 900         {
 901                 .slave_reg_ofs  = CPSW_SLAVE1_OFFSET,
 902                 .sliver_reg_ofs = CPSW_SLIVER1_OFFSET,
 903                 .phy_addr       = 1,
 904         },
 905 };
 906
 907 struct cpsw_platform_data am335_eth_data = {
 908         .cpsw_base              = CPSW_BASE,
 909         .version                = CPSW_CTRL_VERSION_2,
 910         .bd_ram_ofs             = CPSW_BD_OFFSET,
 911         .ale_reg_ofs            = CPSW_ALE_OFFSET,
 912         .cpdma_reg_ofs          = CPSW_CPDMA_OFFSET,
 913         .mdio_div               = CPSW_MDIO_DIV,
 914         .host_port_reg_ofs      = CPSW_HOST_PORT_OFFSET,
 915         .channels               = 8,
 916         .slaves                 = 2,
 917         .slave_data             = slave_data,
 918         .ale_entries            = 1024,
 919         .mac_control            = 0x20,
 920         .active_slave           = 0,
 921         .mdio_base              = 0x4a101000,
 922         .gmii_sel               = 0x44e10650,
 923         .phy_sel_compat         = "ti,am3352-cpsw-phy-sel",
 924         .syscon_addr            = 0x44e10630,
 925         .macid_sel_compat       = "cpsw,am33xx",
 926 };
 927
 928 struct eth_pdata cpsw_pdata = {
 929         .iobase = 0x4a100000,
 930         .phy_interface = 0,
 931         .priv_pdata = &am335_eth_data,
 932 };
 933
 934 U_BOOT_DRVINFO(am335x_eth) = {
 935         .name = "eth_cpsw",
 936         .plat = &cpsw_pdata,
 937 };
 938 #endif
 939
 940 #ifdef CONFIG_SPL_LOAD_FIT
 941 int board_fit_config_name_match(const char *name)
 942 {
 943         if (board_is_gp_evm() && !strcmp(name, "am335x-evm"))
 944                 return 0;
 945         else if (board_is_bone() && !strcmp(name, "am335x-bone"))
 946                 return 0;
 947         else if (board_is_bone_lt() && !strcmp(name, "am335x-boneblack"))
 948                 return 0;
 949         else if (board_is_pb() && !strcmp(name, "am335x-pocketbeagle"))
 950                 return 0;
 951         else if (board_is_evm_sk() && !strcmp(name, "am335x-evmsk"))
 952                 return 0;
 953         else if (board_is_bbg1() && !strcmp(name, "am335x-bonegreen"))
 954                 return 0;
 955         else if (board_is_icev2() && !strcmp(name, "am335x-icev2"))
 956                 return 0;
 957         else if (board_is_bben() && !strcmp(name, "am335x-sancloud-bbe"))
 958                 return 0;
 959         else
 960                 return -1;
 961 }
 962 #endif
 963
 964 #ifdef CONFIG_TI_SECURE_DEVICE
 965 void board_fit_image_post_process(const void *fit, int node, void **p_image,
 966                                   size_t *p_size)
 967 {
 968         secure_boot_verify_image(p_image, p_size);
 969 }
 970 #endif
 971
 972 #if !CONFIG_IS_ENABLED(OF_CONTROL)
 973 static const struct omap_hsmmc_plat am335x_mmc0_plat = {
 974         .base_addr = (struct hsmmc *)OMAP_HSMMC1_BASE,
 975         .cfg.host_caps = MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_4BIT,
 976         .cfg.f_min = 400000,
 977         .cfg.f_max = 52000000,
 978         .cfg.voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195,
 979         .cfg.b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT,
 980 };
 981
 982 U_BOOT_DRVINFO(am335x_mmc0) = {
 983         .name = "omap_hsmmc",
 984         .plat = &am335x_mmc0_plat,
 985 };
 986
 987 static const struct omap_hsmmc_plat am335x_mmc1_plat = {
 988         .base_addr = (struct hsmmc *)OMAP_HSMMC2_BASE,
 989         .cfg.host_caps = MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_8BIT,
 990         .cfg.f_min = 400000,
 991         .cfg.f_max = 52000000,
 992         .cfg.voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195,
 993         .cfg.b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT,
 994 };
 995
 996 U_BOOT_DRVINFO(am335x_mmc1) = {
 997         .name = "omap_hsmmc",
 998         .plat = &am335x_mmc1_plat,
 999 };
1000 #endif