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f8cac651 WD |
1 | /* |
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> | |
25 | #include <common.h> | |
26 | #include <watchdog.h> | |
27 | #include <command.h> | |
28 | #include <malloc.h> | |
29 | #include <devices.h> | |
30 | #include <syscall.h> | |
31 | #include <net.h> | |
32 | #include <version.h> | |
33 | #include <dtt.h> | |
34 | #include <mpc824x.h> | |
35 | #include <asm/processor.h> | |
36 | #include <linux/mtd/doc2000.h> | |
37 | ||
38 | #include "bmw.h" | |
39 | #include "m48t59y.h" | |
40 | #include <pci.h> | |
41 | ||
42 | ||
43 | int checkboard(void) | |
44 | { | |
45 | ulong busfreq = get_bus_freq(0); | |
46 | char buf[32]; | |
47 | ||
48 | puts ("Board: BMW MPC8245/KAHLUA2 - CHRP (MAP B)\n"); | |
49 | printf("Built: %s at %s\n", __DATE__ , __TIME__ ); | |
50 | /* printf("MPLD: Revision %d\n", SYS_REVID_GET()); */ | |
51 | printf("Local Bus at %s MHz\n", strmhz(buf, busfreq)); | |
52 | return 0; | |
53 | } | |
54 | ||
55 | long int initdram(int board_type) | |
56 | { | |
57 | return 64*1024*1024; | |
58 | } | |
59 | ||
60 | ||
61 | void | |
62 | get_tod(void) | |
63 | { | |
64 | int year, month, day, hour, minute, second; | |
65 | ||
66 | m48_tod_get(&year, | |
67 | &month, | |
68 | &day, | |
69 | &hour, | |
70 | &minute, | |
71 | &second); | |
72 | ||
73 | printf(" Current date/time: %d/%d/%d %d:%d:%d \n", | |
74 | month, day, year, hour, minute, second); | |
75 | ||
76 | } | |
77 | ||
78 | /* | |
79 | * EPIC, PCI, and I/O devices. | |
80 | * Initialize Mousse Platform, probe for PCI devices, | |
81 | * Query configuration parameters if not set. | |
82 | */ | |
83 | int misc_init_f (void) | |
84 | { | |
85 | #if 0 | |
86 | m48_tod_init(); /* Init SGS M48T59Y TOD/NVRAM */ | |
87 | printf("RTC: M48T589 TOD/NVRAM (%d) bytes\n", | |
88 | TOD_NVRAM_SIZE); | |
89 | get_tod(); | |
90 | #endif | |
91 | ||
92 | sys_led_msg("BOOT"); | |
93 | return 0; | |
94 | } | |
95 | ||
96 | ||
f8cac651 WD |
97 | /* |
98 | * Initialize PCI Devices, report devices found. | |
99 | */ | |
100 | struct pci_controller hose; | |
101 | ||
ad10dd9a | 102 | void pci_init_board (void) |
f8cac651 WD |
103 | { |
104 | pci_mpc824x_init(&hose); | |
105 | /* pci_dev_init(0); */ | |
106 | } | |
107 | ||
108 | /* | |
109 | * Write characters to LCD display. | |
110 | * Note that the bytes for the first character is the last address. | |
111 | */ | |
112 | void | |
113 | sys_led_msg(char* msg) | |
114 | { | |
115 | LED_REG(0) = msg[3]; | |
116 | LED_REG(1) = msg[2]; | |
117 | LED_REG(2) = msg[1]; | |
118 | LED_REG(3) = msg[0]; | |
119 | } | |
120 | ||
121 | /* | |
122 | * Map onboard TSOP-16MB DOC FLASH chip. | |
123 | */ | |
124 | void doc_init (void) | |
125 | { | |
126 | doc_probe(DOC_BASE_ADDR); | |
127 | } | |
128 | ||
129 | #define NV_ADDR ((volatile unsigned char *) CFG_ENV_ADDR) | |
130 | ||
131 | /* Read from NVRAM */ | |
132 | void* | |
133 | nvram_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 */ | |
146 | void | |
147 | nvram_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 | } |