summaryrefslogtreecommitdiff
path: root/include/configs/pdnb3.h
blob: 0b7b6d4f87c4dd9f3d79566c136bc385ae2112f7 (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
/*
 * (C) Copyright 2006-2007
 * Stefan Roese, DENX Software Engineering, sr@denx.de.
 *
 * Configuation settings for the PDNB3 board.
 *
 * 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
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * High Level Configuration Options
 * (easy to change)
 */
#define CONFIG_IXP425		1       /* This is an IXP425 CPU	*/
#define CONFIG_PDNB3		1       /* on an PDNB3 board		*/

#define CONFIG_DISPLAY_CPUINFO	1	/* display cpu info (and speed)	*/
#define CONFIG_DISPLAY_BOARDINFO 1	/* display board info		*/

/*
 * Ethernet
 */
#define CONFIG_IXP4XX_NPE	1	/* include IXP4xx NPE support	*/
#define CONFIG_NET_MULTI	1
#define	CONFIG_PHY_ADDR		16	/* NPE0 PHY address		*/
#define CONFIG_HAS_ETH1
#define CONFIG_PHY1_ADDR	18	/* NPE1 PHY address		*/
#define CONFIG_MII		1	/* MII PHY management		*/
#define CFG_RX_ETH_BUFFER	16	/* Number of ethernet rx buffers & descriptors */

/*
 * Misc configuration options
 */
#define CONFIG_USE_IRQ          1	/* we need IRQ stuff for timer	*/

#define CONFIG_BOOTCOUNT_LIMIT		/* support for bootcount limit	*/
#define CFG_BOOTCOUNT_ADDR	0x60003000 /* inside qmrg sram		*/

#define CONFIG_CMDLINE_TAG	1	/* enable passing of ATAGs	*/
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG	1

/*
 * Size of malloc() pool
 */
#define CFG_MALLOC_LEN		(1 << 20)
#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */

/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE

#define CONFIG_BAUDRATE         115200
#define CFG_IXP425_CONSOLE	IXP425_UART1   /* we use UART1 for console */


/*
 * 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_DHCP
#define CONFIG_CMD_DATE
#define CONFIG_CMD_NET
#define CONFIG_CMD_MII
#define CONFIG_CMD_I2C
#define CONFIG_CMD_ELF
#define CONFIG_CMD_PING

#if !defined(CONFIG_SCPU)
#define CONFIG_CMD_NAND
#endif


#define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/

/*
 * Miscellaneous configurable options
 */
#define CFG_LONGHELP                            /* undef to save memory         */
#define CFG_PROMPT              "=> "   /* Monitor Command Prompt       */
#define CFG_CBSIZE              256             /* Console I/O Buffer Size      */
#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       0x00400000      /* memtest works on     */
#define CFG_MEMTEST_END         0x00800000      /* 4 ... 8 MB in DRAM   */
#define CFG_LOAD_ADDR           0x00010000      /* default load address */

#undef  CFG_CLKS_IN_HZ          /* everything, incl board info, in Hz */
#define CFG_HZ			1000		/* decrementer freq: 1 ms ticks */
						/* valid baudrates */
#define CFG_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }

/*
 * Stack sizes
 *
 * The stack sizes are set up in start.S using the settings below
 */
#define CONFIG_STACKSIZE        (128*1024)      /* regular stack */
#ifdef CONFIG_USE_IRQ
#define CONFIG_STACKSIZE_IRQ    (4*1024)        /* IRQ stack */
#define CONFIG_STACKSIZE_FIQ    (4*1024)        /* FIQ stack */
#endif

/***************************************************************
 * Platform/Board specific defines start here.
 ***************************************************************/

/*-----------------------------------------------------------------------
 * Default configuration (environment varibles...)
 *----------------------------------------------------------------------*/
#define CONFIG_PREBOOT	"echo;"	\
	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
	"echo"

#undef	CONFIG_BOOTARGS

#define	CONFIG_EXTRA_ENV_SETTINGS					\
	"netdev=eth0\0"							\
	"hostname=pdnb3\0"						\
	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
		"nfsroot=${serverip}:${rootpath}\0"			\
	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
	"addip=setenv bootargs ${bootargs} ethaddr=${ethaddr} "		\
		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
		":${hostname}:${netdev}:off panic=1\0"			\
	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate} "	\
	"mtdparts=${mtdparts}\0"					\
	"flash_nfs=run nfsargs addip addtty;"				\
		"bootm ${kernel_addr}\0"				\
	"flash_self=run ramargs addip addtty;"				\
		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"     \
	        "bootm\0"						\
	"rootpath=/opt/buildroot\0"					\
	"bootfile=/tftpboot/netbox/uImage\0"				\
	"kernel_addr=50080000\0"					\
	"ramdisk_addr=50200000\0"					\
	"load=tftp 100000 /tftpboot/netbox/u-boot.bin\0"		\
	"update=protect off 50000000 5007dfff;era 50000000 5007dfff;"	\
		"cp.b 100000 50000000 ${filesize};"			\
		"setenv filesize;saveenv\0"				\
	"upd=run load update\0"						\
	"ipaddr=10.0.0.233\0"						\
	"serverip=10.0.0.152\0"						\
	"netmask=255.255.0.0\0"						\
	"ethaddr=c6:6f:13:36:f3:81\0"					\
	"eth1addr=c6:6f:13:36:f3:82\0"					\
	"mtdparts=IXP4XX-Flash.0:504k@0(uboot),4k@504k(env),"		\
	"4k@508k(renv)\0"						\
	""
#define CONFIG_BOOTCOMMAND	"run net_nfs"

/*
 * Physical Memory Map
 */
#define CONFIG_NR_DRAM_BANKS    1          /* we have 1 bank of DRAM */
#define PHYS_SDRAM_1            0x00000000 /* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE       0x02000000 /* 32 MB */

#define CFG_FLASH_BASE          0x50000000
#define CFG_MONITOR_BASE	CFG_FLASH_BASE
#if defined(CONFIG_SCPU)
#define CFG_MONITOR_LEN		(384 << 10)	/* Reserve 512 kB for Monitor	*/
#else
#define CFG_MONITOR_LEN		(504 << 10)	/* Reserve 512 kB for Monitor	*/
#endif

/*
 * Expansion bus settings
 */
#if defined(CONFIG_SCPU)
#define CFG_EXP_CS0		0x94d23C42	/* 8bit, max size		*/
#else
#define CFG_EXP_CS0		0x94913C43	/* 8bit, max size		*/
#endif
#define CFG_EXP_CS1		0x85000043	/* 8bit, 512bytes		*/

/*
 * SDRAM settings
 */
#define CFG_SDR_CONFIG		0x18
#define CFG_SDR_MODE_CONFIG	0x1
#define CFG_SDRAM_REFRESH_CNT	0x81a

/*
 * FLASH and environment organization
 */
#if defined(CONFIG_SCPU)
#define CFG_FLASH_CFI				/* The flash is CFI compatible	*/
#define CONFIG_FLASH_CFI_DRIVER			/* Use common CFI driver	*/
#define CFG_FLASH_CFI_WIDTH	FLASH_CFI_16BIT	/* no byte writes on IXP4xx	*/
#endif

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

#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
#define CFG_MAX_FLASH_SECT	256	/* max number of sectors on one chip	*/

#define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
#define CFG_FLASH_WRITE_TOUT	1000	/* Timeout for Flash Write (in ms)	*/

#define CFG_FLASH_WORD_SIZE	unsigned char	/* flash word size (width)	*/
#define CFG_FLASH_ADDR0		0x5555	/* 1st address for flash config cycles	*/
#define CFG_FLASH_ADDR1		0x2AAA	/* 2nd address for flash config cycles	*/
/*
 * The following defines are added for buggy IOP480 byte interface.
 * All other boards should use the standard values (CPCI405 etc.)
 */
#define CFG_FLASH_READ0		0x0000	/* 0 is standard			*/
#define CFG_FLASH_READ1		0x0001	/* 1 is standard			*/
#define CFG_FLASH_READ2		0x0002	/* 2 is standard			*/

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

#define	CONFIG_ENV_IS_IN_FLASH	1

#define CFG_ENV_ADDR		(CFG_FLASH_BASE + CFG_MONITOR_LEN)
#if defined(CONFIG_SCPU)
/* no redundant environment on SCPU */
#define CFG_ENV_SECT_SIZE	0x20000 /* size of one complete sector		*/
#define	CFG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/
#else
#define CFG_ENV_SECT_SIZE	0x1000	/* size of one complete sector		*/
#define	CFG_ENV_SIZE		0x1000	/* Total Size of 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

#if !defined(CONFIG_SCPU)
/*
 * NAND-FLASH stuff
 */
#define CFG_MAX_NAND_DEVICE	1
#define NAND_MAX_CHIPS		1
#define CFG_NAND_BASE		0x51000000	/* NAND FLASH Base Address	*/
#endif

/*
 * GPIO settings
 */

/* FPGA program pin configuration */
#define CFG_GPIO_PRG		12		/* FPGA program pin (cpu output)*/
#define CFG_GPIO_CLK		10		/* FPGA clk pin (cpu output)    */
#define CFG_GPIO_DATA		14		/* FPGA data pin (cpu output)   */
#define CFG_GPIO_INIT		13		/* FPGA init pin (cpu input)    */
#define CFG_GPIO_DONE		11		/* FPGA done pin (cpu input)    */

/* other GPIO's */
#define CFG_GPIO_RESTORE_INT	0
#define CFG_GPIO_RESTART_INT	1
#define CFG_GPIO_SYS_RUNNING	2
#define CFG_GPIO_PCI_INTA	3
#define CFG_GPIO_PCI_INTB	4
#define CFG_GPIO_I2C_SCL	6
#define CFG_GPIO_I2C_SDA	7
#define CFG_GPIO_FPGA_RESET	9
#define CFG_GPIO_CLK_33M	15

/*
 * I2C stuff
 */

/* enable I2C and select the hardware/software driver */
#undef	CONFIG_HARD_I2C			/* I2C with hardware support	*/
#define	CONFIG_SOFT_I2C		1	/* I2C bit-banged		*/

#define CFG_I2C_SPEED		83000	/* 83 kHz is supposed to work	*/
#define CFG_I2C_SLAVE		0xFE

/*
 * Software (bit-bang) I2C driver configuration
 */
#define PB_SCL		(1 << CFG_GPIO_I2C_SCL)
#define PB_SDA		(1 << CFG_GPIO_I2C_SDA)

#define I2C_INIT	GPIO_OUTPUT_ENABLE(CFG_GPIO_I2C_SCL)
#define I2C_ACTIVE	GPIO_OUTPUT_ENABLE(CFG_GPIO_I2C_SDA)
#define I2C_TRISTATE	GPIO_OUTPUT_DISABLE(CFG_GPIO_I2C_SDA)
#define I2C_READ	((*IXP425_GPIO_GPINR & PB_SDA) != 0)
#define I2C_SDA(bit)	if (bit) GPIO_OUTPUT_SET(CFG_GPIO_I2C_SDA);	\
	                else     GPIO_OUTPUT_CLEAR(CFG_GPIO_I2C_SDA)
#define I2C_SCL(bit)	if (bit) GPIO_OUTPUT_SET(CFG_GPIO_I2C_SCL);	\
			else     GPIO_OUTPUT_CLEAR(CFG_GPIO_I2C_SCL)
#define I2C_DELAY	udelay(3)	/* 1/4 I2C clock duration */

/*
 * I2C RTC
 */
#if 0 /* test-only */
#define CONFIG_RTC_DS1340	1
#define CFG_I2C_RTC_ADDR	0x68
#else
/* M41T11 Serial Access Timekeeper(R) SRAM */
#define CONFIG_RTC_M41T11	1
#define CFG_I2C_RTC_ADDR	0x68
#define CFG_M41T11_BASE_YEAR	1900	/* play along with the linux driver */
#endif

/*
 * Spartan3 FPGA configuration support
 */
#define CFG_FPGA_MAX_SIZE	700*1024	/* 700kByte for XC3S500E	*/

#define CFG_FPGA_PRG	(1 << CFG_GPIO_PRG)	/* FPGA program pin (cpu output)*/
#define CFG_FPGA_CLK	(1 << CFG_GPIO_CLK)	/* FPGA clk pin (cpu output)    */
#define CFG_FPGA_DATA	(1 << CFG_GPIO_DATA)	/* FPGA data pin (cpu output)   */
#define CFG_FPGA_INIT	(1 << CFG_GPIO_INIT)	/* FPGA init pin (cpu input)    */
#define CFG_FPGA_DONE	(1 << CFG_GPIO_DONE)	/* FPGA done pin (cpu input)    */

/*
 * Cache Configuration
 */
#define CFG_CACHELINE_SIZE	32

#endif  /* __CONFIG_H */