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wdenkfe8c2802002-11-03 00:38:21 +00001/*
2 * ML2.h: ML2 specific config options
3 *
4 * Copyright 2002 Mind NV
5 *
6 * http://www.mind.be/
7 *
8 * Author : Peter De Schrijver (p2@mind.be)
9 *
10 * Derived from : other configuration header files in this tree
11 *
12 * This software may be used and distributed according to the terms of
13 * the GNU General Public License (GPL) version 2, incorporated herein by
14 * reference. Drivers based on or derived from this code fall under the GPL
15 * and must retain the authorship, copyright and this license notice. This
16 * file is not a complete program and may only be used when the entire
17 * program is licensed under the GPL.
18 *
19 */
20
21#ifndef __CONFIG_H
22#define __CONFIG_H
23
24/*
25 * High Level Configuration Options
26 * (easy to change)
27 */
28
29#define CONFIG_405 1 /* This is a PPC405 CPU */
30#define CONFIG_4xx 1 /* ...member of PPC4xx family */
31#define CONFIG_ML2 1 /* ...on a ML2 board */
32
33
34#define CFG_ENV_IS_IN_FLASH 1
35
36#ifdef CFG_ENV_IS_IN_NVRAM
37#undef CFG_ENV_IS_IN_FLASH
38#else
39#ifdef CFG_ENV_IS_IN_FLASH
40#undef CFG_ENV_IS_IN_NVRAM
41#endif
42#endif
43
44#define CONFIG_BAUDRATE 9600
45#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
46
47#if 1
48#define CONFIG_BOOTCOMMAND "bootm" /* autoboot command */
49#else
50#define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */
51#endif
52
53#define CONFIG_PREBOOT "fsload 0x00100000 /boot/image"
54
55/* Size (bytes) of interrupt driven serial port buffer.
56 * Set to 0 to use polling instead of interrupts.
57 * Setting to 0 will also disable RTS/CTS handshaking.
58 */
59#if 0
60#define CONFIG_SERIAL_SOFTWARE_FIFO 4000
61#else
62#undef CONFIG_SERIAL_SOFTWARE_FIFO
63#endif
64
65#if 0
66#define CONFIG_BOOTARGS "root=/dev/nfs " \
67 "ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0 " \
68 "nfsroot=192.168.2.190:/home/stefan/cpci405/target_ftest4"
69#else
70#define CONFIG_BOOTARGS "root=/dev/mtdblock2 " \
71 "console=ttyS0 console=tty"
72
73#endif
74
75#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
76#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
77
78
Jon Loeliger8353e132007-07-08 14:14:17 -050079/*
Jon Loeliger659e2f62007-07-10 09:10:49 -050080 * BOOTP options
81 */
82#define CONFIG_BOOTP_BOOTFILESIZE
83#define CONFIG_BOOTP_BOOTPATH
84#define CONFIG_BOOTP_GATEWAY
85#define CONFIG_BOOTP_HOSTNAME
86
87
88/*
Jon Loeliger8353e132007-07-08 14:14:17 -050089 * Command line configuration.
90 */
91#include <config_cmd_default.h>
wdenkfe8c2802002-11-03 00:38:21 +000092
Jon Loeliger8353e132007-07-08 14:14:17 -050093#define CONFIG_CMD_IRQ
94#define CONFIG_CMD_KGDB
95#define CONFIG_CMD_BEDBUG
96#define CONFIG_CMD_ELF
97#define CONFIG_CMD_JFFS2
98
99#undef CONFIG_CMD_NET
100#undef CONFIG_CMD_RTC
101#undef CONFIG_CMD_PCI
102#undef CONFIG_CMD_I2C
103
wdenkfe8c2802002-11-03 00:38:21 +0000104
105#undef CONFIG_WATCHDOG /* watchdog disabled */
106
107#define CONFIG_SYS_CLK_FREQ 50000000
108
109#define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */
110
111/*
112 * Miscellaneous configurable options
113 */
114#define CFG_LONGHELP /* undef to save memory */
115#define CFG_PROMPT "=> " /* Monitor Command Prompt */
Jon Loeliger8353e132007-07-08 14:14:17 -0500116#if defined(CONFIG_CMD_KGDB)
wdenkfe8c2802002-11-03 00:38:21 +0000117#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
118#else
119#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
120#endif
121#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
122#define CFG_MAXARGS 16 /* max number of command args */
123#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
124
125#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
126#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
127
128/*
129 * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
130 * If CFG_405_UART_ERRATA_59, then UART divisor is 31.
131 * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
132 * The Linux BASE_BAUD define should match this configuration.
133 * baseBaud = cpuClock/(uartDivisor*16)
134 * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
135 * set Linux BASE_BAUD to 403200.
136 */
137#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
138#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
139
140#define CFG_BASE_BAUD (3125000*16)
141#define CFG_NS16550_CLK CFG_BASE_BAUD
142#define CFG_DUART_CHAN 0
143#define CFG_NS16550_COM1 0xa0001003
144#define CFG_NS16550_COM2 0xa0011003
145#define CFG_NS16550_REG_SIZE -4
146#define CFG_NS16550 1
147#define CFG_INIT_CHAN1 1
148#define CFG_INIT_CHAN2 1
149
150/* The following table includes the supported baudrates */
151#define CFG_BAUDRATE_TABLE \
152 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
153
154#define CFG_LOAD_ADDR 0x100000 /* default load address */
155#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
156
157#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
158
159
wdenkfe8c2802002-11-03 00:38:21 +0000160/*-----------------------------------------------------------------------
161 * Start addresses for the final memory configuration
162 * (Set up by the startup code)
163 * Please note that CFG_SDRAM_BASE _must_ start at 0
164 */
165#define CFG_SDRAM_BASE 0x00000000
166#define CFG_FLASH_BASE 0x18000000
167#define CFG_MONITOR_BASE CFG_FLASH_BASE
168#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
169#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
170
171/*
172 * For booting Linux, the board info and command line data
173 * have to be in the first 8 MB of memory, since this is
174 * the maximum mapped by the Linux kernel during initialization.
175 */
176#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
177/*-----------------------------------------------------------------------
178 * FLASH organization
179 */
180#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
181#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
182
183#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
184#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
185
186/* BEG ENVIRONNEMENT FLASH */
187#ifdef CFG_ENV_IS_IN_FLASH
188#define CFG_ENV_OFFSET 0x00050000 /* Offset of Environment Sector */
189#define CFG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */
190#define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */
191#endif
192/* END ENVIRONNEMENT FLASH */
193/*-----------------------------------------------------------------------
194 * NVRAM organization
195 */
196#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
197#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */
198
199#ifdef CFG_ENV_IS_IN_NVRAM
200#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
201#define CFG_ENV_ADDR \
202 (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */
203#endif
wdenkfe8c2802002-11-03 00:38:21 +0000204
205/*
206 * Init Memory Controller:
207 *
208 * BR0/1 and OR0/1 (FLASH)
209 */
210
211#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
212#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
213
214
215/* Configuration Port location */
216#define CONFIG_PORT_ADDR 0xF0000500
217
218/*-----------------------------------------------------------------------
219 * Definitions for initial stack pointer and data area (in DPRAM)
220 */
221
222#define CFG_INIT_RAM_ADDR 0x800000 /* inside of SDRAM */
223#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
224#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
225#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
226#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
227
228/*-----------------------------------------------------------------------
229 * Definitions for Serial Presence Detect EEPROM address
230 * (to get SDRAM settings)
231 */
232#define SPD_EEPROM_ADDRESS 0x50
233
234/*
235 * Internal Definitions
236 *
237 * Boot Flags
238 */
239#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
240#define BOOTFLAG_WARM 0x02 /* Software reboot */
241
Jon Loeliger8353e132007-07-08 14:14:17 -0500242#if defined(CONFIG_CMD_KGDB)
wdenkfe8c2802002-11-03 00:38:21 +0000243#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
244#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
245#endif
246
Wolfgang Denk700a0c62005-08-08 01:03:24 +0200247/*
248 * JFFS2 partitions
249 *
250 */
251/* No command line, one static partition, whole device */
252#undef CONFIG_JFFS2_CMDLINE
253#define CONFIG_JFFS2_DEV "nor0"
254#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
255#define CONFIG_JFFS2_PART_OFFSET 0x00080000
wdenkfe8c2802002-11-03 00:38:21 +0000256
Wolfgang Denk700a0c62005-08-08 01:03:24 +0200257/* mtdparts command line support */
258/* Note: fake mtd_id used, no linux mtd map file */
259/*
260#define CONFIG_JFFS2_CMDLINE
261#define MTDIDS_DEFAULT "nor0=ml2-0"
262#define MTDPARTS_DEFAULT "mtdparts=ml2-0:-@512k(jffs2)"
263*/
264
wdenkfe8c2802002-11-03 00:38:21 +0000265#endif /* __CONFIG_H */