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wdenka56bd922004-06-06 23:13:55 +00001/*
2 * (C) Copyright 2003-2004
3 * MPC Data Limited (http://www.mpc-data.co.uk)
4 * Dave Peverley <dpeverley at mpc-data.co.uk>
5 *
6 * Configuation settings for the TI OMAP Perseus 2 board.
7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 */
26
27#ifndef __CONFIG_H
28#define __CONFIG_H
29
30
31/*
32 * If we are developing, we might want to start armboot from ram
33 * so we MUST NOT initialize critical regs like mem-timing ...
34 */
35
36#define CONFIG_INIT_CRITICAL /* undef for developing */
37
38
39/* allow to overwrite serial and ethaddr */
40#define CONFIG_ENV_OVERWRITE
41
42
43/*
44 * High Level Configuration Options
45 * (easy to change)
46 */
47
48#define CONFIG_ARM926EJS 1 /* This is an arm926ejs CPU core */
49#define CONFIG_OMAP 1 /* in a TI OMAP core */
50#define CONFIG_OMAP730 1 /* which is in a 730 */
51#define CONFIG_P2_OMAP730 1 /* a Perseus 2 Board */
52
53
54/*
55 * Input clock of PLL
56 * The OMAP730 Perseus 2 has 13MHz input clock
57 */
58
59#define CONFIG_SYS_CLK_FREQ 13000000
60
61#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
62
63#define CONFIG_MISC_INIT_R
64
65#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
66#define CONFIG_SETUP_MEMORY_TAGS 1
67
68
69/*
70 * Size of malloc() pool
71 */
72
73#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
74#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
75
76
77/*
78 * Hardware drivers
79 */
80
81#define CONFIG_DRIVER_LAN91C96
82#define CONFIG_LAN91C96_BASE 0x04000300
83#define CONFIG_LAN91C96_EXT_PHY
84
85
86/*
87 * NS16550 Configuration
88 */
89
90#define CFG_NS16550
91#define CFG_NS16550_SERIAL
92#define CFG_NS16550_REG_SIZE (1)
93#define CFG_NS16550_CLK (48000000) /* can be 12M/32Khz or 48Mhz */
94#define CFG_NS16550_COM1 0xfffb0000 /* uart1, bluetooth uart
95 * on perseus */
96
97/*
98 * select serial console configuration
99 */
100
101#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on OMAP730 Perseus 2 */
102
103
104#define CONFIG_CONS_INDEX 1
105#define CONFIG_BAUDRATE 115200
106#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
107
108#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_DHCP)
109#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT
110
111/*
112 * This must be included AFTER the definition of CONFIG_COMMANDS (if any)
113 */
114
115#include <cmd_confdefs.h>
116#include <configs/omap730.h>
117#include <configs/h2_p2_dbg_board.h>
118
119#define CONFIG_BOOTDELAY 3
120#define CONFIG_BOOTARGS "mem=32M console=ttyS0,115200n8 noinitrd root=/dev/nfs rw ip=bootp"
121
122#define CONFIG_LOADADDR 0x10000000
123
124#define CONFIG_ETHADDR
125#define CONFIG_NETMASK 255.255.255.0
126#define CONFIG_IPADDR 192.168.0.23
127#define CONFIG_SERVERIP 192.150.0.100
128#define CONFIG_BOOTFILE "uImage" /* File to load */
129
130#if defined (CONFIG_COMMANDS) && defined (CFG_CMD_KGDB)
131#define CONFIG_KGDB_BAUDRATE 115200 /* Speed to run kgdb serial port */
132#define CONFIG_KGDB_SER_INDEX 1 /* Which serial port to use */
133#endif
134
135
136/*
137 * Miscellaneous configurable options
138 */
139
140#define CFG_LONGHELP /* undef to save memory */
141#define CFG_PROMPT "OMAP730 P2 # " /* Monitor Command Prompt */
142#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
143/* Print Buffer Size */
144#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
145#define CFG_MAXARGS 16 /* max number of command args */
146#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
147
148#define CFG_MEMTEST_START 0x10000000 /* memtest works on */
149#define CFG_MEMTEST_END 0x12000000 /* 32 MB in DRAM */
150
151#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
152
153#define CFG_LOAD_ADDR 0x10000000 /* default load address */
154
155
156/* The OMAP730 has 3 general purpose MPU timers, they can be driven by
157 * the RefClk (12Mhz) or by DPLL1. This time is further subdivided by a
158 * local divisor.
159 */
160
161#define CFG_TIMERBASE 0xFFFEC500 /* use timer 1 */
162#define CFG_PVT 7 /* 2^(pvt+1), divide by 256 */
163#define CFG_HZ ((CONFIG_SYS_CLK_FREQ)/(2 << CFG_PVT))
164
165
166/*-----------------------------------------------------------------------
167 * Stack sizes
168 *
169 * The stack sizes are set up in start.S using the settings below
170 */
171
172#define CONFIG_STACKSIZE (128*1024) /* regular stack */
173#ifdef CONFIG_USE_IRQ
174#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
175#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
176#endif
177
178
179/*-----------------------------------------------------------------------
180 * Physical Memory Map
181 */
182
183#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
184#define PHYS_SDRAM_1 0x10000000 /* SDRAM Bank #1 */
185#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
186
187#if defined(CONFIG_CS0_BOOT)
188#define PHYS_FLASH_1 0x0C000000
189#elif defined(CONFIG_CS3_BOOT)
190#define PHYS_FLASH_1 0x00000000
191#else
192#error Unknown Boot Chip-Select number
193#endif
194
195#define CFG_FLASH_BASE PHYS_FLASH_1
196
197
198
199/*-----------------------------------------------------------------------
200 * FLASH and environment organization
201 */
202
203#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
204#define PHYS_FLASH_SIZE 0x02000000 /* 32MB */
205#define CFG_MAX_FLASH_SECT (259) /* max number of sectors on one chip */
206/* addr of environment */
207#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x020000)
208
209
210/* timeout values are in ticks */
211#define CFG_FLASH_ERASE_TOUT (20*CFG_HZ) /* Timeout for Flash Erase */
212#define CFG_FLASH_WRITE_TOUT (20*CFG_HZ) /* Timeout for Flash Write */
213
214#define CFG_ENV_IS_IN_FLASH 1
215#define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */
216#define CFG_ENV_OFFSET 0x20000 /* environment starts here */
217
218
219
220#endif /* ! __CONFIG_H */