LXR uboot/board/davinci/sonata/sonata.c

   1/*
   2 * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
   3 *
   4 * Parts are shamelessly stolen from various TI sources, original copyright
   5 * follows:
   6 * -----------------------------------------------------------------
   7 *
   8 * Copyright (C) 2004 Texas Instruments.
   9 *
  10 * ----------------------------------------------------------------------------
  11 * This program is free software; you can redistribute it and/or modify
  12 * it under the terms of the GNU General Public License as published by
  13 * the Free Software Foundation; either version 2 of the License, or
  14 * (at your option) any later version.
  15 *
  16 * This program is distributed in the hope that it will be useful,
  17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19 * GNU General Public License for more details.
  20 *
  21 *  You should have received a copy of the GNU General Public License
  22 *  along with this program; if not, write to the Free Software
  23 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  24 * ----------------------------------------------------------------------------
  25 */
  26
  27#include <common.h>
  28#include <asm/arch/hardware.h>
  29#include "../common/psc.h"
  30#include "../common/misc.h"
  31
  32DECLARE_GLOBAL_DATA_PTR;
  33
  34int board_init(void)
  35{
  36        /* arch number of the board */
  37        gd->bd->bi_arch_number = MACH_TYPE_SONATA;
  38
  39        /* address of boot parameters */
  40        gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR;
  41
  42        /* Configure AEMIF pins (although this should be configured at boot time
  43         * with pull-up/pull-down resistors) */
  44        REG(PINMUX0) = 0x00000c1f;
  45
  46        davinci_errata_workarounds();
  47
  48        /* Power on required peripherals */
  49        lpsc_on(DAVINCI_LPSC_GPIO);
  50
  51#if !defined(CONFIG_SYS_USE_DSPLINK)
  52        /* Powerup the DSP */
  53        dsp_on();
  54#endif /* CONFIG_SYS_USE_DSPLINK */
  55
  56        davinci_enable_uart0();
  57        davinci_enable_emac();
  58        davinci_enable_i2c();
  59
  60        lpsc_on(DAVINCI_LPSC_TIMER1);
  61        timer_init();
  62
  63        return(0);
  64}
  65
  66int misc_init_r(void)
  67{
  68        uint8_t eeprom_enetaddr[6];
  69
  70        dv_display_clk_infos();
  71
  72        /* Read Ethernet MAC address from EEPROM if available. */
  73        if (dvevm_read_mac_address(eeprom_enetaddr))
  74                dv_configure_mac_address(eeprom_enetaddr);
  75
  76        if (!eth_hw_init())
  77                printf("ethernet init failed!\n");
  78
  79        return(0);
  80}
  81