summaryrefslogtreecommitdiff
path: root/include/configs/mcu25.h
blob: d146537cd62ddb0a38ed143a5dce282b4347b4fb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
/*
 *(C) Copyright 2005-2007 Netstal Maschinen AG
 *    Niklaus Giger (Niklaus.Giger@netstal.com)
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

/************************************************************************
 * mcu25.h - configuration for MCU25 board (similar to hcu4.h)
 ***********************************************************************/

#ifndef __CONFIG_H
#define __CONFIG_H

/*-----------------------------------------------------------------------
 * High Level Configuration Options
 *----------------------------------------------------------------------*/
#define CONFIG_MCU25		1		/* Board is MCU25	*/
#define CONFIG_4xx		1		/* ... PPC4xx family	*/
#define CONFIG_405GP 1
#define CONFIG_4xx   1

#define CONFIG_SYS_CLK_FREQ	33333333	/* external freq to pll	*/

#define CONFIG_BOARD_EARLY_INIT_F 1		/* Call board_early_init_f */
#define CONFIG_MISC_INIT_R	1		/* Call misc_init_r	*/

/*-----------------------------------------------------------------------
 * Base addresses -- Note these are effective addresses where the
 * actual resources get mapped (not physical addresses)
*----------------------------------------------------------------------*/
#define CFG_MONITOR_LEN		(320 * 1024) /* Reserve 320 kB for Monitor */
#define CFG_MALLOC_LEN		(256 * 1024) /* Reserve 256 kB for malloc() */


#define CFG_SDRAM_BASE		0x00000000	/* _must_ be 0		*/
#define CFG_FLASH_BASE		0xfff80000	/* start of FLASH	*/
#define CFG_MONITOR_BASE	TEXT_BASE

/* ... with on-chip memory here (4KBytes) */
#define CFG_OCM_DATA_ADDR	0xF4000000
#define CFG_OCM_DATA_SIZE	0x00001000
/* Do not set up locked dcache as init ram. */
#undef CFG_INIT_DCACHE_CS

/* Use the On-Chip-Memory (OCM) as a temporary stack for the startup code. */
#define CFG_TEMP_STACK_OCM	1

#define CFG_INIT_RAM_ADDR	CFG_OCM_DATA_ADDR	/* OCM		*/
#define CFG_INIT_RAM_END	CFG_OCM_DATA_SIZE
#define CFG_GBL_DATA_SIZE	256		/* num bytes initial data */
#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET	CFG_POST_WORD_ADDR

/*-----------------------------------------------------------------------
 * Serial Port
 *----------------------------------------------------------------------*/
/*
 * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
 * If CFG_405_UART_ERRATA_59, then UART divisor is 31.
 * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
 * The Linux BASE_BAUD define should match this configuration.
 *    baseBaud = cpuClock/(uartDivisor*16)
 * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
 * set Linux BASE_BAUD to 403200.
 */
#undef CFG_EXT_SERIAL_CLOCK	       /* external serial clock */
#define CONFIG_SERIAL_MULTI  1
/* needed to be able to define CONFIG_SERIAL_SOFTWARE_FIFO */
#undef	CFG_405_UART_ERRATA_59	       /* 405GP/CR Rev. D silicon */
#define CFG_BASE_BAUD	    691200

/* Size (bytes) of interrupt driven serial port buffer.
 * Set to 0 to use polling instead of interrupts.
 * Setting to 0 will also disable RTS/CTS handshaking.
 */
#undef CONFIG_SERIAL_SOFTWARE_FIFO

/* Set console baudrate to 9600 */
#define CONFIG_BAUDRATE		9600


#define CFG_BAUDRATE_TABLE						\
	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}

/*-----------------------------------------------------------------------
 * Flash
 *----------------------------------------------------------------------*/

/* Use common CFI driver */
#define CFG_FLASH_CFI
#define CONFIG_FLASH_CFI_DRIVER
/* board provides its own flash_init code */
#define CONFIG_FLASH_CFI_LEGACY		1
#define CFG_FLASH_CFI_WIDTH		FLASH_CFI_8BIT
#define CFG_FLASH_LEGACY_512Kx8 1

/* print 'E' for empty sector on flinfo */
#define CFG_FLASH_EMPTY_INFO

#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks */
#define CFG_MAX_FLASH_SECT	8	/* max number of sectors on one chip */

/*-----------------------------------------------------------------------
 * Environment
 *----------------------------------------------------------------------*/

#undef	CFG_ENV_IS_IN_NVRAM
#define CFG_ENV_IS_IN_FLASH
#undef  CFG_ENV_IS_NOWHERE

#ifdef  CONFIG_ENV_IS_IN_EEPROM
/* Put the environment after the SDRAM configuration */
#define PROM_SIZE	2048
#define CFG_ENV_OFFSET	 512
#define CFG_ENV_SIZE	(PROM_SIZE-CFG_ENV_OFFSET)
#endif

#ifdef CFG_ENV_IS_IN_FLASH
/* Put the environment in Flash */
#define CFG_ENV_SECT_SIZE	0x10000 /* size of one complete sector */
#define CFG_ENV_ADDR		((-CFG_MONITOR_LEN)-CFG_ENV_SECT_SIZE)
#define	CFG_ENV_SIZE		8*1024	/* 8 KB Environment Sector */

/* Address and size of Redundant Environment Sector	*/
#define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)
#endif

/*-----------------------------------------------------------------------
 * I2C stuff for a ATMEL AT24C16 (2kB holding ENV, we are using the
 * the first internal I2C controller of the PPC440EPx
 *----------------------------------------------------------------------*/
#define CFG_SPD_BUS_NUM		0

#define CONFIG_HARD_I2C		1	/* I2C with hardware support */
#undef	CONFIG_SOFT_I2C			/* I2C bit-banged		*/
#define CFG_I2C_SPEED		400000	/* I2C speed and slave address	*/
#define CFG_I2C_SLAVE		0x7F

/* This is the 7bit address of the device, not including P. */
#define CFG_I2C_EEPROM_ADDR 0x50
#define CFG_I2C_EEPROM_ADDR_LEN 1

/* The EEPROM can do 16byte ( 1 << 4 ) page writes. */
#define CFG_I2C_EEPROM_ADDR_OVERFLOW	0x07
#define CFG_EEPROM_PAGE_WRITE_BITS 4
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
#define CFG_EEPROM_PAGE_WRITE_ENABLE
#undef CFG_I2C_MULTI_EEPROMS


#define CONFIG_PREBOOT	"echo;"						\
	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
	"echo"

#undef	CONFIG_BOOTARGS

/* Setup some board specific values for the default environment variables */
#define CONFIG_HOSTNAME		mcu25
#define CONFIG_IPADDR		172.25.1.99
#define CONFIG_ETHADDR      00:60:13:00:00:00   /* Netstal Machines AG MAC */
#define CONFIG_OVERWRITE_ETHADDR_ONCE
#define CONFIG_SERVERIP		172.25.1.3

#define CFG_TFTP_LOADADDR 0x01000000 /* @16 MB */

#define	CONFIG_EXTRA_ENV_SETTINGS				\
	"netdev=eth0\0"							\
	"loadaddr=0x01000000\0"						\
	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
		"nfsroot=${serverip}:${rootpath}\0"			\
	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
	"addip=setenv bootargs ${bootargs} "				\
		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
		":${hostname}:${netdev}:off panic=1\0"			\
	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
	"nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"		\
	        "bootm\0"						\
	"rootpath=/home/diagnose/eldk/ppc_4xx\0"			\
	"bootfile=/tftpboot/mcu25/uImage\0"				\
	"load=tftp 100000 mcu25/u-boot.bin\0"				\
	"update=protect off FFFB0000 FFFFFFFF;era FFFB0000 FFFFFFFF;"	\
		"cp.b 100000 FFFB0000 50000\0"			        \
	"upd=run load;run update\0"					\
	"vx_rom=mcu25/mcu25_vx_rom\0"					\
	"vx=tftp ${loadaddr} ${vx_rom};run vxargs; bootvx\0"		\
	"vxargs=setenv bootargs emac(0,0)c:${vx_rom} e=${ipaddr}"	\
	" h=${serverip} u=dpu pw=netstal8752 tn=hcu5 f=0x3008\0"	\
	""
#define CONFIG_BOOTCOMMAND	"run vx"

#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/

#define CONFIG_MII		1	/* MII PHY management		*/
#define CONFIG_PHY_ADDR	1	/* PHY address			*/

#define CONFIG_PHY_RESET        1	/* reset phy upon startup */

#define CONFIG_HAS_ETH0
#define CFG_RX_ETH_BUFFER	16 /* Number of ethernet rx buffers & descr */

/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME

/*
 * Command line configuration.
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_CACHE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_DIAG
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_ELF
#define CONFIG_CMD_FLASH
#define CONFIG_CMD_I2C
#define CONFIG_CMD_IMMAP
#define CONFIG_CMD_IRQ
#define CONFIG_CMD_MII
#define CONFIG_CMD_NET
#define CONFIG_CMD_PING
#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_SDRAM

/* SPD EEPROM (sdram speed config) disabled */
#define CONFIG_SPD_EEPROM          1
#define SPD_EEPROM_ADDRESS      0x50

/* POST support */
#define CONFIG_POST		(CFG_POST_MEMORY   | \
				 CFG_POST_CPU	   | \
				 CFG_POST_UART	   | \
				 CFG_POST_I2C	   | \
				 CFG_POST_CACHE	   | \
				 CFG_POST_ETHER	   | \
				 CFG_POST_SPR)

#define CFG_POST_UART_TABLE	{UART0_BASE}
#define CFG_POST_WORD_ADDR	(CFG_GBL_DATA_OFFSET - 0x4)
#undef  CONFIG_LOGBUFFER
#define CFG_POST_CACHE_ADDR	0x00800000 /* free virtual address	*/
#define CFG_CONSOLE_IS_IN_ENV /* Otherwise it catches logbuffer as output */

/*-----------------------------------------------------------------------
 * Miscellaneous configurable options
 *----------------------------------------------------------------------*/
#define CFG_LONGHELP			/* undef to save memory		*/
#define CFG_PROMPT	"=> "		/* Monitor Command Prompt	*/
#if defined(CONFIG_CMD_KGDB)
	#define CFG_CBSIZE	1024		/* Console I/O Buffer Size */
#else
	#define CFG_CBSIZE	256		/* Console I/O Buffer Size */
#endif
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define CFG_MAXARGS	16		/* max number of command args	*/
#define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/

#define CFG_MEMTEST_START	0x0400000	/* memtest works on	*/
#define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/


#define CFG_LOAD_ADDR		0x100000	/* default load address */
#define CFG_EXTBDINFO		1	/* To use extended board_into (bd_t) */

#define CFG_HZ		1000		/* decrementer freq: 1 ms ticks */

#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
#define CONFIG_LOOPW            1       /* enable loopw command         */
#define CONFIG_VERSION_VARIABLE 1	/* include version env variable */

/*-----------------------------------------------------------------------
 * External Bus Controller (EBC) Setup
 */

#define CFG_EBC_CFG            0x98400000

/* Memory Bank 0 (Flash Bank 0) initialization	*/
#define CFG_EBC_PB0AP		0x02005400
#define CFG_EBC_PB0CR		0xFFF18000  /* BAS=0xFFF,BS=1MB,BU=R/W,BW=8bit*/

#define CFG_EBC_PB1AP		0x03041200
#define CFG_EBC_PB1CR		0x7009A000  /* BAS=,BS=MB,BU=R/W,BW=bit	*/

#define CFG_EBC_PB2AP		0x01845200u  /* BAS=,BS=MB,BU=R/W,BW=bit */
#define CFG_EBC_PB2CR		0x7A09A000u

#define CFG_EBC_PB3AP		0x01845200u  /* BAS=,BS=MB,BU=R/W,BW=bit */
#define CFG_EBC_PB3CR		0x7B09A000u

#define CFG_EBC_PB4AP		0x01845200u  /* BAS=,BS=MB,BU=R/W,BW=bit */
#define CFG_EBC_PB4CR		0x7C09A000u

#define CFG_EBC_PB5AP		0x00800200u
#define CFG_EBC_PB5CR		0x7D81A000u

#define CFG_EBC_PB6AP		0x01040200u
#define CFG_EBC_PB6CR		0x7D91A000u

#define CFG_GPIO0_OR		0x087FFFFF  /* GPIO value */
#define CFG_GPIO0_TCR		0x7FFF8000  /* GPIO value */
#define CFG_GPIO0_ODR		0xFFFF0000  /* GPIO value */
/*
 * For booting Linux, the board info and command line data
 * have to be in the first 8 MB of memory, since this is
 * the maximum mapped by the Linux kernel during initialization.
 */
#define CFG_BOOTMAPSZ		(8 << 20) /* Initial Memory map for Linux */

/* Init Memory Controller:
 *
 * BR0/1 and OR0/1 (FLASH)
 */

#define FLASH_BASE0_PRELIM	CFG_FLASH_BASE	/* FLASH bank #0	*/
#define FLASH_BASE1_PRELIM	0		/* FLASH bank #1	*/


/* Configuration Port location */
#define CONFIG_PORT_ADDR	0xF0000500

#define CFG_HUSH_PARSER                 /* use "hush" command parser    */
#ifdef  CFG_HUSH_PARSER
#define CFG_PROMPT_HUSH_PS2	"> "
#endif

#if defined(CONFIG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
#define CONFIG_KGDB_SER_INDEX	2	    /* which serial port to use */
#endif

/* pass open firmware flat tree */
#define CONFIG_OF_LIBFDT	1
#define CONFIG_OF_BOARD_SETUP	1

#endif	/* __CONFIG_H */