1 /*
2  * (C) Copyright 2001
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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 PPC405 CPU		*/
37 #define CONFIG_4xx		1	/* ...member of PPC4xx family	*/
38 #define CONFIG_ERIC		1	/* ...on a ERIC board	*/
39 
40 #define	CONFIG_BOARD_EARLY_INIT_F 1	/* run board_early_init_f() */
41 
42 #define CONFIG_SYS_CLK_FREQ	33333333 /* external frequency to pll	*/
43 
44 #if 1
45 #define CONFIG_ENV_IS_IN_FLASH	1	/* use FLASH for environment vars	*/
46 #endif
47 #if 0
48 #define CONFIG_ENV_IS_IN_NVRAM	1	/* use NVRAM for environment vars	*/
49 #endif
50 #if 0
51 #define CONFIG_ENV_IS_IN_EEPROM	1	/* use I2C RTC X1240 for environment vars */
52 #define CONFIG_ENV_OFFSET		0x000	/* environment starts at the beginning of the EEPROM */
53 #define CONFIG_ENV_SIZE		0x800	/* 2048 bytes may be used for env vars */
54 #endif					/* total size of a X1240 is 2048 bytes */
55 
56 #define CONFIG_HARD_I2C		1	/* I2C with hardware support */
57 #define CONFIG_PPC4XX_I2C		/* use PPC4xx driver		*/
58 #define CONFIG_SYS_I2C_SPEED		400000	/* I2C speed and slave address */
59 #define CONFIG_SYS_I2C_SLAVE		0x7F
60 
61 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x57	/* X1240 has two I2C slave addresses, one for EEPROM */
62 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2	/* address length for the eeprom */
63 #define CONFIG_I2C_RTC		1	/* we have a Xicor X1240 RTC */
64 #define CONFIG_SYS_I2C_RTC_ADDR	0x6F	/*                                and one for RTC */
65 
66 #ifdef CONFIG_ENV_IS_IN_FLASH
67 #undef CONFIG_ENV_IS_IN_NVRAM
68 #undef CONFIG_ENV_IS_IN_EEPROM
69 #else
70 #ifdef CONFIG_ENV_IS_IN_NVRAM
71 #undef CONFIG_ENV_IS_IN_FLASH
72 #undef CONFIG_ENV_IS_IN_EEPROM
73 #else
74 #ifdef CONFIG_ENV_IS_IN_EEPROM
75 #undef CONFIG_ENV_IS_IN_NVRAM
76 #undef CONFIG_ENV_IS_IN_FLASH
77 #endif
78 #endif
79 #endif
80 
81 #define CONFIG_BAUDRATE		115200
82 #define CONFIG_BOOTDELAY	3	/* autoboot after 3 seconds	*/
83 
84 #if 1
85 #define CONFIG_BOOTCOMMAND	"bootm ffc00000" /* autoboot command	*/
86 #else
87 #define CONFIG_BOOTCOMMAND	"bootp" /* autoboot command		*/
88 #endif
89 
90 #define CONFIG_BOOTARGS		"console=ttyS0,115200 root=/dev/nfs "	\
91 				"nfsroot=192.168.1.2:/eric_root_devel "	\
92 				"ip=192.168.1.22:192.168.1.2"
93 
94 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
95 #define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/
96 
97 #define CONFIG_PPC4xx_EMAC
98 #define CONFIG_MII		1	/* MII PHY management		*/
99 #define CONFIG_PHY_ADDR		1	/* PHY address			*/
100 #define CONFIG_NET_MULTI
101 
102 
103 /*
104  * BOOTP options
105  */
106 #define CONFIG_BOOTP_BOOTFILESIZE
107 #define CONFIG_BOOTP_BOOTPATH
108 #define CONFIG_BOOTP_GATEWAY
109 #define CONFIG_BOOTP_HOSTNAME
110 
111 
112 /*
113  * Command line configuration.
114  */
115 #include <config_cmd_default.h>
116 
117 #define CONFIG_CMD_PCI
118 #define CONFIG_CMD_IRQ
119 #define CONFIG_CMD_SAVEENV
120 #define CONFIG_CMD_FLASH
121 
122 
123 #undef CONFIG_WATCHDOG			/* watchdog disabled		*/
124 
125 /*
126  * Miscellaneous configurable options
127  */
128 #undef	CONFIG_SYS_LONGHELP			/* undef to save memory		*/
129 #define CONFIG_SYS_PROMPT	"=> "		/* Monitor Command Prompt	*/
130 #if defined(CONFIG_CMD_KGDB)
131 #define CONFIG_SYS_CBSIZE	1024		/* Console I/O Buffer Size	*/
132 #else
133 #define CONFIG_SYS_CBSIZE	256		/* Console I/O Buffer Size	*/
134 #endif
135 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
136 #define CONFIG_SYS_MAXARGS	16		/* max number of command args	*/
137 #define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size	*/
138 
139 #define CONFIG_SYS_MEMTEST_START	0x0400000	/* memtest works on	*/
140 #define CONFIG_SYS_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/
141 
142 #define	 CONFIG_SYS_EXT_SERIAL_CLOCK	 14318180
143 
144 /* The following table includes the supported baudrates */
145 #define CONFIG_SYS_BAUDRATE_TABLE	\
146 	{ 300, 600, 1200, 2400, 4800, 9600, 19200, 38400,     \
147 	 57600, 115200, 230400, 460800, 921600 }
148 
149 #define CONFIG_SYS_LOAD_ADDR		0x100000	/* default load address */
150 #define CONFIG_SYS_EXTBDINFO		1	/* To use extended board_into (bd_t) */
151 
152 #define CONFIG_SYS_HZ		1000		/* decrementer freq: 1 ms ticks */
153 
154 /*-----------------------------------------------------------------------
155  * PCI stuff
156  *-----------------------------------------------------------------------
157  */
158 #define PCI_HOST_ADAPTER 0              /* configure ar pci adapter     */
159 #define PCI_HOST_FORCE  1               /* configure as pci host        */
160 #define PCI_HOST_AUTO   2               /* detected via arbiter enable  */
161 
162 #define CONFIG_PCI			/* include pci support	        */
163 #define CONFIG_PCI_HOST	PCI_HOST_FORCE  /* select pci host function     */
164 #undef  CONFIG_PCI_PNP			/* no pci plug-and-play         */
165 					/* resource configuration       */
166 
167 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1743	/* PCI Vendor ID: Peppercon AG	*/
168 #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0405	/* PCI Device ID: 405GP		*/
169 #define CONFIG_SYS_PCI_PTM1LA	0xFFFC0000	/* point to flash		*/
170 #define CONFIG_SYS_PCI_PTM1MS	0xFFFFF001	/* 4kB, enable hard-wired to 1	*/
171 #define CONFIG_SYS_PCI_PTM1PCI 0x00000000      /* Host: use this pci address   */
172 #define CONFIG_SYS_PCI_PTM2LA	0x00000000	/* disabled			*/
173 #define CONFIG_SYS_PCI_PTM2MS	0x00000000	/* disabled			*/
174 #define CONFIG_SYS_PCI_PTM2PCI 0x04000000      /* Host: use this pci address   */
175 
176 /*-----------------------------------------------------------------------
177  * External peripheral base address
178  *-----------------------------------------------------------------------
179  */
180 /*	Bank 0 - Flash/SRAM	       0xFF000000 16MB	16 Bit */
181 /*	Bank 1 - NVRAM/RTC	       0xF0000000  1MB	 8 Bit */
182 /*	Bank 2 - A/D converter	       0xF0100000  1MB	 8 Bit */
183 /*	Bank 3 - Ethernet PHY Reset    0xF0200000  1MB	 8 Bit */
184 /*	Bank 4 - PC-MIP PRSNT1#	       0xF0300000  1MB	 8 Bit */
185 /*	Bank 5 - PC-MIP PRSNT2#	       0xF0400000  1MB	 8 Bit */
186 /*	Bank 6 - CPU LED0	       0xF0500000  1MB	 8 Bit */
187 /*	Bank 7 - CPU LED1	       0xF0600000  1MB	 8 Bit */
188 
189 /* ----------------------------------------------------------------------- */
190 /*  Memory Bank 0 (Flash) initialization */
191 /* ----------------------------------------------------------------------- */
192 #define CS0_AP	0x9B015480
193 #define CS0_CR	0xFF87A000 /*  BAS=0xFF8,BS=(8MB),BU=0x3(R/W), BW=(16 bits) */
194 /* ----------------------------------------------------------------------- */
195 /*  Memory Bank 1 (NVRAM/RTC) initialization */
196 /* ----------------------------------------------------------------------- */
197 #define CS1_AP	0x02815480 /* WT=1, OEN=0x1,WBN=0x1,WBF=0x1,TH=0x2,RE=0, */
198 #define CS1_CR	0xF0018000 /* BAS=0xF00,BS=(1MB),BU=0x3(R/W), BW=(8 bits) */
199  /* ----------------------------------------------------------------------- */
200  /*  Memory Bank 2 (A/D converter) initialization */
201  /* ----------------------------------------------------------------------- */
202 #define CS2_AP	0x02815480 /* WT=1, OEN=0x1,WBN=0x1,WBF=0x1,TH=0x2,RE=0, */
203 #define CS2_CR	0xF0118000 /* BAS=0xF01,BS=(1MB),BU=0x3(R/W), BW=(8 bits) */
204 /* ----------------------------------------------------------------------- */
205 /*  Memory Bank 3 (Ethernet PHY Reset) initialization */
206 /* ----------------------------------------------------------------------- */
207 #define CS3_AP	0x02815480 /* WT=1, OEN=0x1,WBN=0x1,WBF=0x1,TH=0x2,RE=0, */
208 #define CS3_CR	0xF0218000 /* BAS=0xF01,BS=(1MB),BU=0x3(R/W), BW=(8 bits) */
209 /* ----------------------------------------------------------------------- */
210 /*  Memory Bank 4 (PC-MIP PRSNT1#) initialization */
211 /* ----------------------------------------------------------------------- */
212 #define CS4_AP	0x02815480 /* WT=1, OEN=0x1,WBN=0x1,WBF=0x1,TH=0x2,RE=0, */
213 #define CS4_CR	0xF0318000 /* BAS=0xF01,BS=(1MB),BU=0x3(R/W), BW=(8 bits) */
214 /* ----------------------------------------------------------------------- */
215 /*  Memory Bank 5 (PC-MIP PRSNT2#) initialization */
216 /* ----------------------------------------------------------------------- */
217 #define CS5_AP	0x02815480 /* WT=1, OEN=0x1,WBN=0x1,WBF=0x1,TH=0x2,RE=0, */
218 #define CS5_CR	0xF0418000 /* BAS=0xF01,BS=(1MB),BU=0x3(R/W), BW=(8 bits) */
219 /* ----------------------------------------------------------------------- */
220 /*  Memory Bank 6 (CPU LED0) initialization */
221 /* ----------------------------------------------------------------------- */
222 #define CS6_AP	0x02815480 /* WT=1, OEN=0x1,WBN=0x1,WBF=0x1,TH=0x2,RE=0, */
223 #define CS6_CR	0xF0518000 /* BAS=0xF01,BS=(1MB),BU=0x3(R/W), BW=(8 bits) */
224 /* ----------------------------------------------------------------------- */
225 /*  Memory Bank 7 (CPU LED1) initialization */
226 /* ----------------------------------------------------------------------- */
227 #define CS7_AP	0x02815480 /* WT=1, OEN=0x1,WBN=0x1,WBF=0x1,TH=0x2,RE=0, */
228 #define CS7_CR	0xF0618000 /* BAS=0xF01,BS=(1MB),BU=0x3(R/W), BW=(8 bits) */
229 
230 #define CONFIG_SYS_NVRAM_REG_BASE_ADDR	 0xF0000000
231 #define CONFIG_SYS_RTC_REG_BASE_ADDR	 (0xF0000000 + 0x7F8)
232 #define CONFIG_SYS_ADC_REG_BASE_ADDR	 0xF0100000
233 #define CONFIG_SYS_PHYRES_REG_BASE_ADDR 0xF0200000
234 #define CONFIG_SYS_PRSNT1_REG_BASE_ADDR 0xF0300000
235 #define CONFIG_SYS_PRSNT2_REG_BASE_ADDR 0xF0400000
236 #define CONFIG_SYS_LED0_REG_BASE_ADDR	 0xF0500000
237 #define CONFIG_SYS_LED1_REG_BASE_ADDR	 0xF0600000
238 
239 
240 /*  SDRAM CONFIG */
241 #define CONFIG_SYS_SDRAM_MANUALLY    1
242 #define CONFIG_SYS_SDRAM_SINGLE_BANK 1
243 
244 #ifdef CONFIG_SYS_SDRAM_MANUALLY
245 /*-----------------------------------------------------------------------
246  * Set MB0CF for bank 0. (0-32MB) Address Mode 4 since 12x8(2)
247  *----------------------------------------------------------------------*/
248 #define MB0CF	0x00062001 /*  32MB @ 0 */
249 /*-----------------------------------------------------------------------
250  * Set MB1CF for bank 1. (32MB-64MB) Address Mode 4 since 12x8(2)
251  *----------------------------------------------------------------------*/
252 #ifdef CONFIG_SYS_SDRAM_SINGLE_BANK
253 #define MB1CF	0x0 /*  0MB @ 32MB */
254 #else
255 #define MB1CF	0x02062001 /*  32MB @ 32MB */
256 #endif
257 /*-----------------------------------------------------------------------
258  * Set MB2CF for bank 2. off
259  *----------------------------------------------------------------------*/
260 #define MB2CF	0x0 /*  0MB */
261 /*-----------------------------------------------------------------------
262  * Set MB3CF for bank 3. off
263  *----------------------------------------------------------------------*/
264 #define MB3CF	0x0 /*  0MB */
265 
266 #define SDTR_100    0x0086400D
267 #define RTR_100     0x05F0
268 #define SDTR_66     0x00854006	/* orig U-Boot-wallnut says 0x00854006 */
269 #define RTR_66      0x03f8
270 
271 #endif   /* CONFIG_SYS_SDRAM_MANUALLY */
272 
273 
274 /*-----------------------------------------------------------------------
275  * Start addresses for the final memory configuration
276  * (Set up by the startup code)
277  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
278  */
279 #define CONFIG_SYS_SDRAM_BASE		0x00000000
280 #define CONFIG_SYS_SDRAM_SIZE		32
281 #define CONFIG_SYS_FLASH_BASE		0xFF800000      /* 8 MByte Flash */
282 #define CONFIG_SYS_MONITOR_BASE	0xFFFE0000      /* last 128kByte within Flash */
283 /*#define CONFIG_SYS_MONITOR_LEN		(192 * 1024)*/	/* Reserve 196 kB for Monitor	*/
284 #define CONFIG_SYS_MONITOR_LEN		(128 * 1024)	/* Reserve 128 kB for Monitor	*/
285 #define CONFIG_SYS_MALLOC_LEN		(128 * 1024)	/* Reserve 128 kB for malloc()	*/
286 
287 /*
288  * For booting Linux, the board info and command line data
289  * have to be in the first 8 MB of memory, since this is
290  * the maximum mapped by the Linux kernel during initialization.
291  */
292 #define CONFIG_SYS_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
293 /*-----------------------------------------------------------------------
294  * FLASH organization
295  */
296 #define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
297 #define CONFIG_SYS_MAX_FLASH_SECT	64	/* max number of sectors on one chip	*/
298 #define CONFIG_SYS_FLASH_16BIT		1	/* Rom 16 bit data bus			*/
299 
300 #define CONFIG_SYS_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
301 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
302 
303 /* BEG ENVIRONNEMENT FLASH */
304 #ifdef CONFIG_ENV_IS_IN_FLASH
305 #define CONFIG_ENV_SECT_SIZE       (128*1024)
306 
307 #if 0  /* force ENV to be NOT embedded */
308 #define CONFIG_ENV_ADDR            0xfffa0000
309 #else  /* force ENV to be embedded */
310 #define	CONFIG_ENV_SIZE		(2 * 1024) /* Total Size of Environment Sector 2k */
311 #define CONFIG_ENV_ADDR            (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN - CONFIG_ENV_SIZE - 0x10) /* let space for reset vector */
312 /* #define CONFIG_ENV_ADDR            (CONFIG_SYS_MONITOR_BASE)*/
313 #define CONFIG_ENV_OFFSET          (CONFIG_ENV_ADDR - CONFIG_SYS_FLASH_BASE)
314 #endif
315 
316 #endif
317 /* END ENVIRONNEMENT FLASH */
318 /*-----------------------------------------------------------------------
319  * NVRAM organization
320  */
321 #define CONFIG_SYS_NVRAM_BASE_ADDR	CONFIG_SYS_NVRAM_REG_BASE_ADDR	/* NVRAM base address	*/
322 #define CONFIG_SYS_NVRAM_SIZE		0x7F8		/* NVRAM size 2kByte - 8 Byte for RTC */
323 
324 #ifdef CONFIG_ENV_IS_IN_NVRAM
325 #define CONFIG_ENV_SIZE		0x7F8		/* Size of Environment vars	*/
326 #define CONFIG_ENV_ADDR		\
327 	(CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE)	/* Env	*/
328 #endif
329 
330 /*
331  * Init Memory Controller:
332  *
333  * BR0/1 and OR0/1 (FLASH)
334  */
335 
336 #define FLASH_BASE0_PRELIM	0xFF800000	/* FLASH bank #0 8MB	*/
337 #define FLASH_BASE1_PRELIM	0		/* FLASH bank #1	*/
338 
339 
340 /* Configuration Port location */
341 /*  #define CONFIG_PORT_ADDR	0xF0000500 */
342 
343 /*-----------------------------------------------------------------------
344  * Definitions for initial stack pointer and data area (in DPRAM)
345  */
346 #define CONFIG_SYS_INIT_RAM_ADDR	0x00df0000  /* inside of SDRAM		       */
347 #define CONFIG_SYS_INIT_RAM_END	0x0f00	/* End of used area in RAM	       */
348 #define CONFIG_SYS_GBL_DATA_SIZE	64  /* size in bytes reserved for initial data */
349 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
350 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
351 
352 /*-----------------------------------------------------------------------
353  * Definitions for Serial Presence Detect EEPROM address
354  * (to get SDRAM settings)
355  */
356 #define SPD_EEPROM_ADDRESS      0x50
357 
358 /*
359  * Internal Definitions
360  *
361  * Boot Flags
362  */
363 #define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH	*/
364 #define BOOTFLAG_WARM	0x02		/* Software reboot			*/
365 
366 #if defined(CONFIG_CMD_KGDB)
367 #define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
368 #define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
369 #endif
370 #endif	/* __CONFIG_H */
371