blob: 5ba6c09d1ca00121140990b1ced9bb299e6e458a [file] [log] [blame]
wdenkf8cac652002-08-26 22:36:39 +00001/*
2 * (C) Copyright 2002
3 * James F. Dougherty, Broadcom Corporation, jfd@broadcom.com
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#include <common.h>
wdenkf8cac652002-08-26 22:36:39 +000025#include <watchdog.h>
26#include <command.h>
27#include <malloc.h>
Jean-Christophe PLAGNIOL-VILLARD2a7a0312009-05-16 12:14:54 +020028#include <stdio_dev.h>
wdenkf8cac652002-08-26 22:36:39 +000029#include <net.h>
Peter Tyser62948502008-11-03 09:30:59 -060030#include <timestamp.h>
wdenkf8cac652002-08-26 22:36:39 +000031#include <dtt.h>
32#include <mpc824x.h>
33#include <asm/processor.h>
34#include <linux/mtd/doc2000.h>
35
36#include "bmw.h"
37#include "m48t59y.h"
38#include <pci.h>
39
40
41int checkboard(void)
42{
43 ulong busfreq = get_bus_freq(0);
44 char buf[32];
45
46 puts ("Board: BMW MPC8245/KAHLUA2 - CHRP (MAP B)\n");
Peter Tyser62948502008-11-03 09:30:59 -060047 printf("Built: %s at %s\n", U_BOOT_DATE, U_BOOT_TIME);
wdenkf8cac652002-08-26 22:36:39 +000048 /* printf("MPLD: Revision %d\n", SYS_REVID_GET()); */
49 printf("Local Bus at %s MHz\n", strmhz(buf, busfreq));
50 return 0;
51}
52
Becky Brucebd99ae72008-06-09 16:03:40 -050053phys_size_t initdram(int board_type)
wdenkf8cac652002-08-26 22:36:39 +000054{
55 return 64*1024*1024;
56}
57
58
59void
60get_tod(void)
61{
62 int year, month, day, hour, minute, second;
63
64 m48_tod_get(&year,
65 &month,
66 &day,
67 &hour,
68 &minute,
69 &second);
70
71 printf(" Current date/time: %d/%d/%d %d:%d:%d \n",
72 month, day, year, hour, minute, second);
73
74}
75
76/*
77 * EPIC, PCI, and I/O devices.
78 * Initialize Mousse Platform, probe for PCI devices,
79 * Query configuration parameters if not set.
80 */
81int misc_init_f (void)
82{
83#if 0
84 m48_tod_init(); /* Init SGS M48T59Y TOD/NVRAM */
85 printf("RTC: M48T589 TOD/NVRAM (%d) bytes\n",
86 TOD_NVRAM_SIZE);
87 get_tod();
88#endif
89
90 sys_led_msg("BOOT");
91 return 0;
92}
93
94
wdenkf8cac652002-08-26 22:36:39 +000095/*
96 * Initialize PCI Devices, report devices found.
97 */
98struct pci_controller hose;
99
stroesef5dd4102003-02-14 11:21:23 +0000100void pci_init_board (void)
wdenkf8cac652002-08-26 22:36:39 +0000101{
102 pci_mpc824x_init(&hose);
103 /* pci_dev_init(0); */
104}
105
106/*
107 * Write characters to LCD display.
108 * Note that the bytes for the first character is the last address.
109 */
110void
111sys_led_msg(char* msg)
112{
113 LED_REG(0) = msg[3];
114 LED_REG(1) = msg[2];
115 LED_REG(2) = msg[1];
116 LED_REG(3) = msg[0];
117}
118
Wolfgang Denk21a51f02009-07-19 19:37:24 +0200119#ifdef CONFIG_CMD_DOC
wdenkf8cac652002-08-26 22:36:39 +0000120/*
121 * Map onboard TSOP-16MB DOC FLASH chip.
122 */
123void doc_init (void)
124{
125 doc_probe(DOC_BASE_ADDR);
126}
Wolfgang Denk21a51f02009-07-19 19:37:24 +0200127#endif
wdenkf8cac652002-08-26 22:36:39 +0000128
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200129#define NV_ADDR ((volatile unsigned char *) CONFIG_ENV_ADDR)
wdenkf8cac652002-08-26 22:36:39 +0000130
131/* Read from NVRAM */
132void*
133nvram_read(void *dest, const long src, size_t count)
134{
135 int i;
136 volatile unsigned char* d = (unsigned char*)dest;
137 volatile unsigned char* s = (unsigned char*)src;
138
139 for( i = 0; i < count;i++)
140 d[i] = s[i];
141
142 return dest;
143}
144
145/* Write to NVRAM */
146void
147nvram_write(long dest, const void *src, size_t count)
148{
149 int i;
150 volatile unsigned char* d = (unsigned char*)dest;
151 volatile unsigned char* s = (unsigned char*)src;
152
153 SYS_TOD_UNPROTECT();
154
155 for( i = 0; i < count;i++)
156 d[i] = s[i];
157
158 SYS_TOD_PROTECT();
159}