board/timll/devkit8000/devkit8000.c

   1 /*
   2  * (C) Copyright 2004-2008
   3  * Texas Instruments, <www.ti.com>
   4  *
   5  * Author :
   6  *      Sunil Kumar <sunilsaini05@gmail.com>
   7  *      Shashi Ranjan <shashiranjanmca05@gmail.com>
   8  *
   9  * (C) Copyright 2009
  10  * Frederik Kriewitz <frederik@kriewitz.eu>
  11  *
  12  * Derived from Beagle Board and 3430 SDP code by
  13  *      Richard Woodruff <r-woodruff2@ti.com>
  14  *      Syed Mohammed Khasim <khasim@ti.com>
  15  *
  16  *
  17  * See file CREDITS for list of people who contributed to this
  18  * project.
  19  *
  20  * This program is free software; you can redistribute it and/or
  21  * modify it under the terms of the GNU General Public License as
  22  * published by the Free Software Foundation; either version 2 of
  23  * the License, or (at your option) any later version.
  24  *
  25  * This program is distributed in the hope that it will be useful,
  26  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  27  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  28  * GNU General Public License for more details.
  29  *
  30  * You should have received a copy of the GNU General Public License
  31  * along with this program; if not, write to the Free Software
  32  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  33  * MA 02111-1307 USA
  34  */
  35 #include <common.h>
  36 #include <twl4030.h>
  37 #include <asm/io.h>
  38 #include <asm/arch/mux.h>
  39 #include <asm/arch/sys_proto.h>
  40 #include <asm/arch/mem.h>
  41 #include <asm/mach-types.h>
  42 #include "devkit8000.h"
  43 #ifdef CONFIG_DRIVER_DM9000
  44 #include <net.h>
  45 #include <netdev.h>
  46 #endif
  47
  48 DECLARE_GLOBAL_DATA_PTR;
  49
  50 /*
  51  * Routine: board_init
  52  * Description: Early hardware init.
  53  */
  54 int board_init(void)
  55 {
  56         gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
  57         /* board id for Linux */
  58         gd->bd->bi_arch_number = MACH_TYPE_DEVKIT8000;
  59         /* boot param addr */
  60         gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
  61
  62         return 0;
  63 }
  64
  65 /*
  66  * Routine: misc_init_r
  67  * Description: Configure board specific parts
  68  */
  69 int misc_init_r(void)
  70 {
  71         struct ctrl_id *id_base = (struct ctrl_id *)OMAP34XX_ID_L4_IO_BASE;
  72 #ifdef CONFIG_DRIVER_DM9000
  73         uchar enetaddr[6];
  74         u32 die_id_0;
  75 #endif
  76
  77         twl4030_power_init();
  78 #ifdef CONFIG_TWL4030_LED
  79         twl4030_led_init();
  80 #endif
  81
  82 #ifdef CONFIG_DRIVER_DM9000
  83         /* Configure GPMC registers for DM9000 */
  84         writel(NET_GPMC_CONFIG1, &gpmc_cfg->cs[6].config1);
  85         writel(NET_GPMC_CONFIG2, &gpmc_cfg->cs[6].config2);
  86         writel(NET_GPMC_CONFIG3, &gpmc_cfg->cs[6].config3);
  87         writel(NET_GPMC_CONFIG4, &gpmc_cfg->cs[6].config4);
  88         writel(NET_GPMC_CONFIG5, &gpmc_cfg->cs[6].config5);
  89         writel(NET_GPMC_CONFIG6, &gpmc_cfg->cs[6].config6);
  90         writel(NET_GPMC_CONFIG7, &gpmc_cfg->cs[6].config7);
  91
  92         /* Use OMAP DIE_ID as MAC address */
  93         if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
  94                 printf("ethaddr not set, using Die ID\n");
  95                 die_id_0 = readl(&id_base->die_id_0);
  96                 enetaddr[0] = 0x02; /* locally administered */
  97                 enetaddr[1] = readl(&id_base->die_id_1) & 0xff;
  98                 enetaddr[2] = (die_id_0 & 0xff000000) >> 24;
  99                 enetaddr[3] = (die_id_0 & 0x00ff0000) >> 16;
 100                 enetaddr[4] = (die_id_0 & 0x0000ff00) >> 8;
 101                 enetaddr[5] = (die_id_0 & 0x000000ff);
 102                 eth_setenv_enetaddr("ethaddr", enetaddr);
 103         }
 104 #endif
 105
 106         dieid_num_r();
 107
 108         return 0;
 109 }
 110
 111 /*
 112  * Routine: set_muxconf_regs
 113  * Description: Setting up the configuration Mux registers specific to the
 114  *              hardware. Many pins need to be moved from protect to primary
 115  *              mode.
 116  */
 117 void set_muxconf_regs(void)
 118 {
 119         MUX_DEVKIT8000();
 120 }
 121
 122 #ifdef CONFIG_DRIVER_DM9000
 123 /*
 124  * Routine: board_eth_init
 125  * Description: Setting up the Ethernet hardware.
 126  */
 127 int board_eth_init(bd_t *bis)
 128 {
 129         return dm9000_initialize(bis);
 130 }
 131 #endif