]> git.ipfire.org Git - u-boot.git/blame - include/configs/AR405.h
* Code cleanup:
[u-boot.git] / include / configs / AR405.h
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1/*
2 * (C) Copyright 2001
3 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.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/*
25 * board/config.h - configuration options, board specific
26 */
27
28#ifndef __CONFIG_H
29#define __CONFIG_H
30
31/*
32 * High Level Configuration Options
33 * (easy to change)
34 */
35
36#define CONFIG_405GP 1 /* This is a PPC405GP CPU */
37#define CONFIG_4xx 1 /* ...member of PPC4xx family */
38#define CONFIG_AR405 1 /* ...on a AR405 board */
39
40#define CONFIG_BOARD_PRE_INIT 1 /* call board_pre_init() */
41
42#define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */
43
44#define CONFIG_BAUDRATE 9600
45#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
46
47#if 1
48#define CONFIG_BOOTCOMMAND "bootm fff00000" /* autoboot command */
49#else
50#define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
51#endif
52
53#if 0
54#define CONFIG_BOOTARGS "root=/dev/nfs " \
55 "ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0 " \
56 "nfsroot=192.168.2.190:/home/stefan/cpci405/target_ftest4"
57#else
58#define CONFIG_BOOTARGS "root=/dev/hda1 " \
59 "ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0"
60
61#endif
62
63#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
64#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
65
66#define CONFIG_MII 1 /* MII PHY management */
67#define CONFIG_PHY_ADDR 0 /* PHY address */
68
69#define CONFIG_COMMANDS \
8bde7f77 70 (CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_IRQ | CFG_CMD_ASKENV)
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71
72/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
73#include <cmd_confdefs.h>
74
75#undef CONFIG_WATCHDOG /* watchdog disabled */
76
77#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
78
79/*
80 * Miscellaneous configurable options
81 */
82#define CFG_LONGHELP /* undef to save memory */
83#define CFG_PROMPT "=> " /* Monitor Command Prompt */
84#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
85#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
86#else
87#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
88#endif
89#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
90#define CFG_MAXARGS 16 /* max number of command args */
91#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
92
93#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
94
95#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
96#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
97
98#define CFG_EXT_SERIAL_CLOCK 14745600 /* use external serial clock */
99
100/* The following table includes the supported baudrates */
101#define CFG_BAUDRATE_TABLE \
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102 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
103 57600, 115200, 230400, 460800, 921600 }
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104
105#define CFG_LOAD_ADDR 0x100000 /* default load address */
106#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
107
108#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
109
110#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
111
112/*-----------------------------------------------------------------------
113 * PCI stuff
114 *-----------------------------------------------------------------------
115 */
116#define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
117#define PCI_HOST_FORCE 1 /* configure as pci host */
118#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
119
120#define CONFIG_PCI /* include pci support */
121#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
122#define CONFIG_PCI_PNP /* do pci plug-and-play */
8bde7f77 123 /* resource configuration */
ab255f26 124
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125#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
126
127#define CONFIG_PCI_BOOTDELAY 0 /* enable pci bootdelay variable*/
128
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129#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
130#define CFG_PCI_SUBSYS_DEVICEID 0x0403 /* PCI Device ID: ARISTO405 */
131#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
132#define CFG_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
133#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
134#define CFG_PCI_PTM2LA 0xfff00000 /* point to flash */
135#define CFG_PCI_PTM2MS 0xfff00001 /* 1MB, enable */
136#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
137
138/*-----------------------------------------------------------------------
139 * Start addresses for the final memory configuration
140 * (Set up by the startup code)
141 * Please note that CFG_SDRAM_BASE _must_ start at 0
142 */
143#define CFG_SDRAM_BASE 0x00000000
144#define CFG_FLASH_BASE 0xFFFD0000
145#define CFG_MONITOR_BASE CFG_FLASH_BASE
146#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
147#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
148
149/*
150 * For booting Linux, the board info and command line data
151 * have to be in the first 8 MB of memory, since this is
152 * the maximum mapped by the Linux kernel during initialization.
153 */
154#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
155/*-----------------------------------------------------------------------
156 * FLASH organization
157 */
158#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
159#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
160
161#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
162#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
163
164#define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
165#define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
166#define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
167/*
168 * The following defines are added for buggy IOP480 byte interface.
169 * All other boards should use the standard values (CPCI405 etc.)
170 */
171#define CFG_FLASH_READ0 0x0000 /* 0 is standard */
172#define CFG_FLASH_READ1 0x0001 /* 1 is standard */
173#define CFG_FLASH_READ2 0x0002 /* 2 is standard */
174
175#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
176
177#define CFG_ENV_IS_IN_FLASH 1
178#define CFG_ENV_OFFSET 0x00010000 /* Offset of Environment Sector */
179#define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
180
181#define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */
182
183/*-----------------------------------------------------------------------
184 * Cache Configuration
185 */
186#define CFG_DCACHE_SIZE 8192 /* For IBM 405 CPUs */
187#define CFG_CACHELINE_SIZE 32 /* ... */
188#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
189#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
190#endif
191
192/*
193 * Init Memory Controller:
194 *
195 * BR0/1 and OR0/1 (FLASH)
196 */
197
198#define FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank #0 */
199#define FLASH_BASE1_PRELIM 0xFFC00000 /* FLASH bank #1 */
200
201/*-----------------------------------------------------------------------
202 * External Bus Controller (EBC) Setup
203 */
204
205/* Memory Bank 0 (Flash Bank 0) initialization */
206#define CFG_EBC_PB0AP 0x92015480
207#define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
208
209/* Memory Bank 1 (CAN0, 1, 2, 3) initialization */
210#define CFG_EBC_PB1AP 0x01000380 /* enable Ready, BEM=0 */
211#define CFG_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
212
213/* Memory Bank 2 (Expension Bus) initialization */
214#define CFG_EBC_PB2AP 0x01000280 /* disable Ready, BEM=0 */
215#define CFG_EBC_PB2CR 0xF0118000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=8bit */
216
217/* Memory Bank 3 (16552) initialization */
218#define CFG_EBC_PB3AP 0x01000380 /* enable Ready, BEM=0 */
219#define CFG_EBC_PB3CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */
220
221/* Memory Bank 4 (FPGA regs) initialization */
222#define CFG_EBC_PB4AP 0x01005380 /* enable Ready, BEM=0 */
223#define CFG_EBC_PB4CR 0xF031C000 /* BAS=0xF03,BS=1MB,BU=R/W,BW=32bit */
224
225/* Memory Bank 5 (Flash Bank 1/DUMMY) initialization */
226#define CFG_EBC_PB5AP 0x92015480
227#define CFG_EBC_PB5CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=16bit */
228
229/*-----------------------------------------------------------------------
230 * Definitions for initial stack pointer and data area (in RAM)
231 */
232#define CFG_INIT_RAM_ADDR 0x00df0000 /* inside of SDRAM */
233#define CFG_INIT_RAM_END 0x0f00 /* End of used area in RAM */
234#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
235#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
236#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
237
238
239/*
240 * Internal Definitions
241 *
242 * Boot Flags
243 */
244#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
245#define BOOTFLAG_WARM 0x02 /* Software reboot */
246
247#endif /* __CONFIG_H */