mirror of
https://github.com/AsahiLinux/u-boot
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127 lines
3.2 KiB
C
127 lines
3.2 KiB
C
/*
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* (C) Copyright 2002
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Marius Groeger <mgroeger@sysgo.de>
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*
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* (C) Copyright 2002
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* David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
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*
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* (C) Copyright 2003
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* Texas Instruments, <www.ti.com>
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* Kshitij Gupta <Kshitij@ti.com>
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*
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* Copyright (C) 2004 by FS Forth-Systeme GmbH.
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* All rights reserved.
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* Markus Pietrek <mpietrek@fsforth.de>
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* derived from omap1610innovator.c
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* @References: [1] NS9750 Hardware Reference/December 2003
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#if defined(CONFIG_NS9750DEV)
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# include <./configs/ns9750dev.h>
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# include <./ns9750_bbus.h>
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#endif
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void flash__init( void );
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void ether__init( void );
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static inline void delay( unsigned long loops )
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{
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__asm__ volatile ("1:\n"
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"subs %0, %1, #1\n"
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"bne 1b":"=r" (loops):"0" (loops));
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}
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/***********************************************************************
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* @Function: board_init
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* @Return: 0
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* @Descr: Enables BBUS modules and other devices
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***********************************************************************/
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int board_init( void )
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{
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DECLARE_GLOBAL_DATA_PTR;
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/* Active BBUS modules */
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*get_bbus_reg_addr( NS9750_BBUS_MASTER_RESET ) = 0;
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#warning Please register your machine at http://www.arm.linux.org.uk/developer/machines/?action=new
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/* arch number of OMAP 1510-Board */
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/* to be changed for OMAP 1610 Board */
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gd->bd->bi_arch_number = 234;
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/* adress of boot parameters */
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gd->bd->bi_boot_params = 0x10000100;
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/* this speeds up your boot a quite a bit. However to make it
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* work, you need make sure your kernel startup flush bug is fixed.
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* ... rkw ...
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*/
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icache_enable();
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flash__init();
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ether__init();
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return 0;
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}
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int misc_init_r (void)
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{
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/* currently empty */
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return (0);
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}
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/******************************
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Routine:
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Description:
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******************************/
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void flash__init (void)
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{
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}
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/*************************************************************
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Routine:ether__init
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Description: take the Ethernet controller out of reset and wait
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for the EEPROM load to complete.
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*************************************************************/
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void ether__init (void)
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{
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}
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/******************************
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Routine:
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Description:
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******************************/
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int dram_init (void)
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{
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DECLARE_GLOBAL_DATA_PTR;
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gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
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gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
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#if CONFIG_NR_DRAM_BANKS > 1
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gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
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gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
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#endif
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return 0;
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}
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