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wdenk80885a92004-02-26 23:46:20 +00001/*
2 * (C) Copyright 2002
3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
5 *
6 * (C) Copyright 2002
7 * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
8 *
9 * (C) Copyright 2003
10 * Texas Instruments, <www.ti.com>
11 * Kshitij Gupta <Kshitij@ti.com>
12 *
13 * Copyright (C) 2004 by FS Forth-Systeme GmbH.
14 * All rights reserved.
15 * Markus Pietrek <mpietrek@fsforth.de>
16 * derived from omap1610innovator.c
17 * @References: [1] NS9750 Hardware Reference/December 2003
18 *
19 * See file CREDITS for list of people who contributed to this
20 * project.
21 *
22 * This program is free software; you can redistribute it and/or
23 * modify it under the terms of the GNU General Public License as
24 * published by the Free Software Foundation; either version 2 of
25 * the License, or (at your option) any later version.
26 *
27 * This program is distributed in the hope that it will be useful,
28 * but WITHOUT ANY WARRANTY; without even the implied warranty of
29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30 * GNU General Public License for more details.
31 *
32 * You should have received a copy of the GNU General Public License
33 * along with this program; if not, write to the Free Software
34 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
35 * MA 02111-1307 USA
36 */
37
38#include <common.h>
39#if defined(CONFIG_NS9750DEV)
40# include <./configs/ns9750dev.h>
41# include <./ns9750_bbus.h>
42#endif
43
Wolfgang Denkd87080b2006-03-31 18:32:53 +020044DECLARE_GLOBAL_DATA_PTR;
45
wdenk80885a92004-02-26 23:46:20 +000046void flash__init( void );
47void ether__init( void );
48
49static inline void delay( unsigned long loops )
50{
51 __asm__ volatile ("1:\n"
52 "subs %0, %1, #1\n"
53 "bne 1b":"=r" (loops):"0" (loops));
54}
55
56
57/***********************************************************************
58 * @Function: board_init
59 * @Return: 0
60 * @Descr: Enables BBUS modules and other devices
61 ***********************************************************************/
62
63int board_init( void )
64{
wdenk80885a92004-02-26 23:46:20 +000065 /* Active BBUS modules */
66 *get_bbus_reg_addr( NS9750_BBUS_MASTER_RESET ) = 0;
67
wdenk731215e2004-10-10 18:41:04 +000068#warning Please register your machine at http://www.arm.linux.org.uk/developer/machines/?action=new
wdenk80885a92004-02-26 23:46:20 +000069 /* arch number of OMAP 1510-Board */
70 /* to be changed for OMAP 1610 Board */
71 gd->bd->bi_arch_number = 234;
72
73 /* adress of boot parameters */
74 gd->bd->bi_boot_params = 0x10000100;
75
76
77/* this speeds up your boot a quite a bit. However to make it
78 * work, you need make sure your kernel startup flush bug is fixed.
79 * ... rkw ...
80 */
81 icache_enable();
82
83 flash__init();
84 ether__init();
85 return 0;
86}
87
88
89int misc_init_r (void)
90{
91 /* currently empty */
92 return (0);
93}
94
95/******************************
96 Routine:
97 Description:
98******************************/
99void flash__init (void)
100{
101}
102/*************************************************************
103 Routine:ether__init
104 Description: take the Ethernet controller out of reset and wait
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200105 for the EEPROM load to complete.
wdenk80885a92004-02-26 23:46:20 +0000106*************************************************************/
107void ether__init (void)
108{
109}
110
111/******************************
112 Routine:
113 Description:
114******************************/
115int dram_init (void)
116{
wdenk80885a92004-02-26 23:46:20 +0000117 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
118 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
119
120#if CONFIG_NR_DRAM_BANKS > 1
121 gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
122 gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
123#endif
124 return 0;
125}