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1/*
2 * (C) Copyright 2001
3 * Wolfgang Denk, DENX Software Engineering, [email protected].
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/*
25 *
26 * Configuration settings for the MUSENKI board.
27 *
28 */
29
30/* ------------------------------------------------------------------------- */
31
32/*
33 * board/config.h - configuration options, board specific
34 */
35
36#ifndef __CONFIG_H
37#define __CONFIG_H
38
39/*
40 * High Level Configuration Options
41 * (easy to change)
42 */
43
44#define CONFIG_MPC824X 1
45#define CONFIG_MPC8245 1
46#define CONFIG_MUSENKI 1
47
2ae18241 48#define CONFIG_SYS_TEXT_BASE 0xFFF00000
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49
50#define CONFIG_CONS_INDEX 1
51#define CONFIG_BAUDRATE 9600
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52
53#define CONFIG_BOOTDELAY 5
54
c609719b 55
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56/*
57 * BOOTP options
58 */
59#define CONFIG_BOOTP_BOOTFILESIZE
60#define CONFIG_BOOTP_BOOTPATH
61#define CONFIG_BOOTP_GATEWAY
62#define CONFIG_BOOTP_HOSTNAME
63
64
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65/*
66 * Command line configuration.
67 */
68#include <config_cmd_default.h>
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69
70
71/*
72 * Miscellaneous configurable options
73 */
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74#undef CONFIG_SYS_LONGHELP /* undef to save memory */
75#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
76#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
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77
78/* Print Buffer Size
79 */
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80#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
81#define CONFIG_SYS_MAXARGS 8 /* Max number of command args */
82#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
83#define CONFIG_SYS_LOAD_ADDR 0x00100000 /* Default load address */
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84
85/*-----------------------------------------------------------------------
86 * PCI stuff
87 *-----------------------------------------------------------------------
88 */
53677ef1 89#define CONFIG_PCI /* include pci support */
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90#undef CONFIG_PCI_PNP
91
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92
93#define CONFIG_TULIP
94
95#define PCI_ENET0_IOADDR 0x80000000
96#define PCI_ENET0_MEMADDR 0x80000000
97#define PCI_ENET1_IOADDR 0x81000000
98#define PCI_ENET1_MEMADDR 0x81000000
99
100
101/*-----------------------------------------------------------------------
102 * Start addresses for the final memory configuration
103 * (Set up by the startup code)
6d0f6bcf 104 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
c609719b 105 */
6d0f6bcf 106#define CONFIG_SYS_SDRAM_BASE 0x00000000
c609719b 107
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108#define CONFIG_SYS_FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank on RCS#0 */
109#define CONFIG_SYS_FLASH_BASE1_PRELIM 0xFF000000 /* FLASH bank on RCS#1 */
110#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH_BASE0_PRELIM
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111
112/* even though FLASHP_BASE is FF800000, with 4MB is RCS0, the
113 * reset vector is actually located at FFB00100, but the 8245
114 * takes care of us.
115 */
6d0f6bcf 116#define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
c609719b 117
6d0f6bcf 118#define CONFIG_SYS_EUMB_ADDR 0xFC000000
c609719b 119
14d0a02a 120#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
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121#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
122#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
c609719b 123
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124#define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */
125#define CONFIG_SYS_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
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126
127 /* Maximum amount of RAM.
128 */
6d0f6bcf 129#define CONFIG_SYS_MAX_RAM_SIZE 0x08000000 /* 0 .. 128 MB of (S)DRAM */
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130
131
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132#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
133#undef CONFIG_SYS_RAMBOOT
c609719b 134#else
6d0f6bcf 135#define CONFIG_SYS_RAMBOOT
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136#endif
137
138/*
139 * NS16550 Configuration
140 */
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141#define CONFIG_SYS_NS16550
142#define CONFIG_SYS_NS16550_SERIAL
c609719b 143
6d0f6bcf 144#define CONFIG_SYS_NS16550_REG_SIZE 1
c609719b 145
6d0f6bcf 146#define CONFIG_SYS_NS16550_CLK get_bus_freq(0)
c609719b 147
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148#define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_EUMB_ADDR + 0x4500)
149#define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_EUMB_ADDR + 0x4600)
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150
151/*-----------------------------------------------------------------------
152 * Definitions for initial stack pointer and data area
153 */
154
14d0a02a 155/* #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE */
6d0f6bcf 156#define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
553f0982 157#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
25ddd1fb 158#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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159
160
161/*
162 * Low Level Configuration Settings
163 * (address mappings, register initial values, etc.)
164 * You should know what you are doing if you make changes here.
165 * For the detail description refer to the MPC8240 user's manual.
166 */
167
168#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
6d0f6bcf 169#define CONFIG_SYS_HZ 1000
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170
171 /* Bit-field values for MCCR1.
172 */
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173#define CONFIG_SYS_ROMNAL 7
174#define CONFIG_SYS_ROMFAL 11
175#define CONFIG_SYS_DBUS_SIZE 0x3
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176
177 /* Bit-field values for MCCR2.
178 */
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179#define CONFIG_SYS_TSWAIT 0x5 /* Transaction Start Wait States timer */
180#define CONFIG_SYS_REFINT 0x400 /* Refresh interval FIXME: was 0t430 */
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181
182 /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4.
183 */
6d0f6bcf 184#define CONFIG_SYS_BSTOPRE 121
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185
186 /* Bit-field values for MCCR3.
187 */
6d0f6bcf 188#define CONFIG_SYS_REFREC 8 /* Refresh to activate interval */
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189
190 /* Bit-field values for MCCR4.
191 */
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192#define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval FIXME: was 2 */
193#define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval FIXME: was 5 */
194#define CONFIG_SYS_ACTORW 3 /* FIXME was 2 */
195#define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */
196#define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
197#define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
198#define CONFIG_SYS_EXTROM 1
199#define CONFIG_SYS_REGDIMM 0
c609719b 200
6d0f6bcf 201#define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 reatins the currently accessed page in memory FIXME: was 0x32*/
c609719b 202
6d0f6bcf 203#define CONFIG_SYS_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay - note bottom 3 bits MUST be 0 */
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204
205/* Memory bank settings.
206 * Only bits 20-29 are actually used from these vales to set the
207 * start/end addresses. The upper two bits will always be 0, and the lower
208 * 20 bits will be 0x00000 for a start address, or 0xfffff for an end
209 * address. Refer to the MPC8240 book.
210 */
211
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212#define CONFIG_SYS_BANK0_START 0x00000000
213#define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1)
214#define CONFIG_SYS_BANK0_ENABLE 1
215#define CONFIG_SYS_BANK1_START 0x3ff00000
216#define CONFIG_SYS_BANK1_END 0x3fffffff
217#define CONFIG_SYS_BANK1_ENABLE 0
218#define CONFIG_SYS_BANK2_START 0x3ff00000
219#define CONFIG_SYS_BANK2_END 0x3fffffff
220#define CONFIG_SYS_BANK2_ENABLE 0
221#define CONFIG_SYS_BANK3_START 0x3ff00000
222#define CONFIG_SYS_BANK3_END 0x3fffffff
223#define CONFIG_SYS_BANK3_ENABLE 0
224#define CONFIG_SYS_BANK4_START 0x3ff00000
225#define CONFIG_SYS_BANK4_END 0x3fffffff
226#define CONFIG_SYS_BANK4_ENABLE 0
227#define CONFIG_SYS_BANK5_START 0x3ff00000
228#define CONFIG_SYS_BANK5_END 0x3fffffff
229#define CONFIG_SYS_BANK5_ENABLE 0
230#define CONFIG_SYS_BANK6_START 0x3ff00000
231#define CONFIG_SYS_BANK6_END 0x3fffffff
232#define CONFIG_SYS_BANK6_ENABLE 0
233#define CONFIG_SYS_BANK7_START 0x3ff00000
234#define CONFIG_SYS_BANK7_END 0x3fffffff
235#define CONFIG_SYS_BANK7_ENABLE 0
236
237#define CONFIG_SYS_ODCR 0xff
238
239#define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
240#define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
241
242#define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
243#define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
244
245#define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
246#define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
247
248#define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
249#define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
250
251#define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
252#define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
253#define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
254#define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
255#define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
256#define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
257#define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
258#define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U
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259
260/*
261 * For booting Linux, the board info and command line data
262 * have to be in the first 8 MB of memory, since this is
263 * the maximum mapped by the Linux kernel during initialization.
264 */
6d0f6bcf 265#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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266
267/*-----------------------------------------------------------------------
268 * FLASH organization
269 */
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270#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* Max number of flash banks */
271#define CONFIG_SYS_MAX_FLASH_SECT 64 /* Max number of sectors per flash */
c609719b 272
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273#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
274#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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275
276
277 /* Warining: environment is not EMBEDDED in the U-Boot code.
278 * It's stored in flash separately.
279 */
5a1aceb0 280#define CONFIG_ENV_IS_IN_FLASH 1
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281#define CONFIG_ENV_ADDR 0xFFFF0000
282#define CONFIG_ENV_SIZE 0x00010000 /* Size of the Environment */
283#define CONFIG_ENV_SECT_SIZE 0x20000 /* Size of the Environment Sector */
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284
285/*-----------------------------------------------------------------------
286 * Cache Configuration
287 */
6d0f6bcf 288#define CONFIG_SYS_CACHELINE_SIZE 32
8353e139 289#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 290# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
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291#endif
292
c609719b 293#endif /* __CONFIG_H */
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