board/ti/am3517crane/am3517crane.c

   1 /*
   2  * am3517crane.c - board file for AM3517 CraneBoard
   3  *
   4  * Author: Srinath.R <srinath@mistralsolutions.com>
   5  *
   6  * Based on logicpd/am3517evm/am3517evm.c
   7  *
   8  * Copyright (C) 2011 Mistral Solutions Pvt Ltd
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23  */
  24
  25 #include <common.h>
  26 #include <asm/io.h>
  27 #include <asm/arch/mmc_host_def.h>
  28 #include <asm/arch/mem.h>
  29 #include <asm/arch/mux.h>
  30 #include <asm/arch/sys_proto.h>
  31 #include <asm/mach-types.h>
  32 #include <i2c.h>
  33 #include "am3517crane.h"
  34
  35 DECLARE_GLOBAL_DATA_PTR;
  36
  37 /*
  38  * Routine: board_init
  39  * Description: Early hardware init.
  40  */
  41 int board_init(void)
  42 {
  43         gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
  44         /* board id for Linux */
  45         gd->bd->bi_arch_number = MACH_TYPE_CRANEBOARD;
  46         /* boot param addr */
  47         gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
  48
  49         return 0;
  50 }
  51
  52 /*
  53  * Routine: misc_init_r
  54  * Description: Init i2c, ethernet, etc... (done here so udelay works)
  55  */
  56 int misc_init_r(void)
  57 {
  58 #ifdef CONFIG_DRIVER_OMAP34XX_I2C
  59         i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
  60 #endif
  61
  62         dieid_num_r();
  63
  64         return 0;
  65 }
  66
  67 /*
  68  * Routine: set_muxconf_regs
  69  * Description: Setting up the configuration Mux registers specific to the
  70  *              hardware. Many pins need to be moved from protect to primary
  71  *              mode.
  72  */
  73 void set_muxconf_regs(void)
  74 {
  75         MUX_AM3517CRANE();
  76 }
  77
  78 #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD)
  79 int board_mmc_init(bd_t *bis)
  80 {
  81         omap_mmc_init(0);
  82         return 0;
  83 }
  84 #endif