LXR uboot/board/freescale/mx6ullevk/mx6ullevk.c

   1/*
   2 * Copyright (C) 2016 Freescale Semiconductor, Inc.
   3 *
   4 * SPDX-License-Identifier:     GPL-2.0+
   5 */
   6
   7#include <asm/arch/clock.h>
   8#include <asm/arch/iomux.h>
   9#include <asm/arch/imx-regs.h>
  10#include <asm/arch/crm_regs.h>
  11#include <asm/arch/mx6-pins.h>
  12#include <asm/arch/sys_proto.h>
  13#include <asm/gpio.h>
  14#include <asm/mach-imx/iomux-v3.h>
  15#include <asm/mach-imx/boot_mode.h>
  16#include <asm/io.h>
  17#include <common.h>
  18#include <fsl_esdhc.h>
  19#include <linux/sizes.h>
  20#include <mmc.h>
  21
  22DECLARE_GLOBAL_DATA_PTR;
  23
  24#define UART_PAD_CTRL  (PAD_CTL_PKE | PAD_CTL_PUE |             \
  25        PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED |               \
  26        PAD_CTL_DSE_40ohm   | PAD_CTL_SRE_FAST  | PAD_CTL_HYS)
  27
  28int dram_init(void)
  29{
  30        gd->ram_size = imx_ddr_size();
  31
  32        return 0;
  33}
  34
  35static iomux_v3_cfg_t const uart1_pads[] = {
  36        MX6_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
  37        MX6_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
  38};
  39
  40static void setup_iomux_uart(void)
  41{
  42        imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
  43}
  44
  45int board_mmc_get_env_dev(int devno)
  46{
  47        return devno;
  48}
  49
  50int mmc_map_to_kernel_blk(int devno)
  51{
  52        return devno;
  53}
  54
  55int board_early_init_f(void)
  56{
  57        setup_iomux_uart();
  58
  59        return 0;
  60}
  61
  62int board_init(void)
  63{
  64        /* Address of boot parameters */
  65        gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
  66
  67        return 0;
  68}
  69
  70#ifdef CONFIG_CMD_BMODE
  71static const struct boot_mode board_boot_modes[] = {
  72        /* 4 bit bus width */
  73        {"sd1", MAKE_CFGVAL(0x42, 0x20, 0x00, 0x00)},
  74        {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)},
  75        {"qspi1", MAKE_CFGVAL(0x10, 0x00, 0x00, 0x00)},
  76        {NULL,   0},
  77};
  78#endif
  79
  80int board_late_init(void)
  81{
  82#ifdef CONFIG_CMD_BMODE
  83        add_board_boot_modes(board_boot_modes);
  84#endif
  85
  86#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  87        env_set("board_name", "EVK");
  88        env_set("board_rev", "14X14");
  89#endif
  90
  91        return 0;
  92}
  93
  94int checkboard(void)
  95{
  96        puts("Board: MX6ULL 14x14 EVK\n");
  97
  98        return 0;
  99}
 100