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wdenk0f8c9762002-08-19 11:57:05 +00001/*
2 * (C) Copyright 2001, 2002
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#include <mpc8xx_irq.h>
32
33
34# ifdef DEBUG
35# warning DEBUG Defined
36# endif /* DEBUG */
37
38/*
39 * High Level Configuration Options
40 * (easy to change)
41 */
42#define CONFIG_MPC860 1
43#define CONFIG_IAD210 1 /* ...on a IAD210 module */
44#define CONFIG_MPC860T 1
45#define CONFIG_MPC862 1
46
47#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
48
49#undef CONFIG_8xx_CONS_SMC1
50#undef CONFIG_8xx_CONS_SMC2
51#define CONFIG_8xx_CONS_SCC2 /* V24 on SCC2 */
52#undef CONFIG_8xx_CONS_NONE
53#define CONFIG_BAUDRATE 9600
54
55
56# define MPC8XX_FACT 16
57# define CONFIG_8xx_GCLK_FREQ (64000000L) /* define if can't use get_gclk_freq */
58# define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
59
60#if 0
61# define CONFIG_BOOTDELAY -1 /* autoboot disabled */
62#else
63# define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
64#endif
65
66#define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
67
68/* using this define saves us updating another source file */
wdenkc837dcb2004-01-20 23:12:12 +000069#define CONFIG_BOARD_EARLY_INIT_F 1
wdenk0f8c9762002-08-19 11:57:05 +000070
71#undef CONFIG_BOOTARGS
72/* #define CONFIG_BOOTCOMMAND \
73 "bootp;" \
Wolfgang Denkfe126d82005-11-20 21:40:11 +010074 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
75 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
wdenk0f8c9762002-08-19 11:57:05 +000076 "bootm"
77*/
78
79#define CONFIG_BOOTCOMMAND \
80 "setenv bootargs root=/dev/nfs" \
81 "ip=192.168.28.129:139.10.137.138:192.168.28.1:255.255.255.0:iadlinux002::off; " \
82
83#undef CONFIG_WATCHDOG /* watchdog disabled */
84
85/* #define CONFIG_STATUS_LED 1*/ /* Status LED enabled */
86
Jon Loeliger7be044e2007-07-09 21:24:19 -050087/*
88 * BOOTP options
89 */
90#define CONFIG_BOOTP_SUBNETMASK
91#define CONFIG_BOOTP_GATEWAY
92#define CONFIG_BOOTP_HOSTNAME
93#define CONFIG_BOOTP_BOOTPATH
94#define CONFIG_BOOTP_BOOTFILESIZE
95
wdenk0f8c9762002-08-19 11:57:05 +000096
97# undef CONFIG_SCC1_ENET /* disable SCC1 ethernet */
98# define CONFIG_FEC_ENET 1 /* use FEC ethernet */
Marian Balakowicz63ff0042005-10-28 22:30:33 +020099# define CONFIG_MII 1
wdenk0f8c9762002-08-19 11:57:05 +0000100# define CFG_DISCOVER_PHY 1
101# define CONFIG_FEC_UTOPIA 1
102# define CONFIG_ETHADDR 08:00:06:26:A2:6D
103# define CONFIG_IPADDR 192.168.28.128
104# define CONFIG_SERVERIP 139.10.137.138
105# define CFG_DISCOVER_PHY 1
106
107#define CONFIG_MAC_PARTITION
108#define CONFIG_DOS_PARTITION
109
110/* enable I2C and select the hardware/software driver */
111#undef CONFIG_HARD_I2C /* I2C with hardware support */
112#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
113# define CFG_I2C_SPEED 50000
114# define CFG_I2C_SLAVE 0xDD
115# define CFG_I2C_EEPROM_ADDR 0x50
116/*
117 * Software (bit-bang) I2C driver configuration
118 */
119#define PB_SCL 0x00000020 /* PB 26 */
120#define PB_SDA 0x00000010 /* PB 27 */
121
122#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
123#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
124#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
125#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
126#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
127 else immr->im_cpm.cp_pbdat &= ~PB_SDA
128#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
129 else immr->im_cpm.cp_pbdat &= ~PB_SCL
130#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
131
132#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
133
wdenk0f8c9762002-08-19 11:57:05 +0000134
Jon Loeliger348f2582007-07-08 13:46:18 -0500135/*
136 * Command line configuration.
137 */
138#include <config_cmd_default.h>
139
140#define CONFIG_CMD_ASKENV
141#define CONFIG_CMD_DHCP
142#define CONFIG_CMD_DATE
143
wdenk0f8c9762002-08-19 11:57:05 +0000144
145/*
146 * Miscellaneous configurable options
147 */
148#define CFG_LONGHELP /* undef to save memory */
149#define CFG_PROMPT "=> " /* Monitor Command Prompt */
Jon Loeliger348f2582007-07-08 13:46:18 -0500150#if defined(CONFIG_CMD_KGDB)
wdenk0f8c9762002-08-19 11:57:05 +0000151#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
152#else
153#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
154#endif
155#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
156#define CFG_MAXARGS 16 /* max number of command args */
157#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
158
159#define CFG_MEMTEST_START 0x0100000 /* memtest works on */
160#define CFG_MEMTEST_END 0x0400000 /* 1 ... 4 MB in DRAM */
161
162#define CFG_LOAD_ADDR 0x00100000
163
164#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
165
166#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
167
168/*
169 * Low Level Configuration Settings
170 * (address mappings, register initial values, etc.)
171 * You should know what you are doing if you make changes here.
172 */
173/*-----------------------------------------------------------------------
174 * Internal Memory Mapped Register
175 */
176#define CFG_IMMR 0xFFF00000
177#define CFG_IMMR_SIZE ((uint)(64 * 1024))
178
179/*-----------------------------------------------------------------------
180 * Definitions for initial stack pointer and data area (in DPRAM)
181 */
182#define CFG_INIT_RAM_ADDR CFG_IMMR
183#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
184#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
185#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
186#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
187
188/*-----------------------------------------------------------------------
189 * Start addresses for the final memory configuration
190 * (Set up by the startup code)
191 * Please note that CFG_SDRAM_BASE _must_ start at 0
192 */
193#define CFG_SDRAM_BASE 0x00000000
194#define CFG_FLASH_BASE 0x08000000
195#define CFG_FLASH_SIZE ((uint)(4 * 1024 * 1024)) /* max 16Mbyte */
196
197#define CFG_RESET_ADDRESS 0xFFF00100
198
199#if defined(DEBUG)
200# define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
201#else
202# define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
203#endif
204
205# define CFG_MONITOR_BASE CFG_FLASH_BASE
206# define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
207
208/*
209 * For booting Linux, the board info and command line data
210 * have to be in the first 8 MB of memory, since this is
211 * the maximum mapped by the Linux kernel during initialization.
212 */
213#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
214/*-----------------------------------------------------------------------
215 * FLASH organization
216 */
217#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
218#define CFG_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
219
220#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
221#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
222
223#define CFG_ENV_IS_IN_FLASH 1
224#define CFG_ENV_OFFSET 0x8000
225#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
226
227/*-----------------------------------------------------------------------
228 * Cache Configuration
229 */
230#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
Jon Loeliger348f2582007-07-08 13:46:18 -0500231#if defined(CONFIG_CMD_KGDB)
wdenk0f8c9762002-08-19 11:57:05 +0000232#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
233#endif
234
235/*-----------------------------------------------------------------------
236 * SYPCR - System Protection Control 11-9
237 * SYPCR can only be written once after reset!
238 *-----------------------------------------------------------------------
239 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
240 */
241#if defined(CONFIG_WATCHDOG)
242#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
243 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
244#else
245#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
246#endif
247
248/*-----------------------------------------------------------------------
249 * SIUMCR - SIU Module Configuration 11-6
250 *-----------------------------------------------------------------------
251 * PCMCIA config., multi-function pin tri-state
252 */
253#define CFG_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
254
255/*-----------------------------------------------------------------------
256 * TBSCR - Time Base Status and Control 11-26
257 *-----------------------------------------------------------------------
258 * Clear Reference Interrupt Status, Timebase freezing enabled
259 */
260#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
261
262/*-----------------------------------------------------------------------
263 * PISCR - Periodic Interrupt Status and Control 11-31
264 *-----------------------------------------------------------------------
265 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
266 */
267#define CFG_PISCR (PISCR_PS | PISCR_PITF)
268
269/*-----------------------------------------------------------------------
270 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
271 *-----------------------------------------------------------------------
272 * set the PLL, the low-power modes and the reset control (15-29)
273 */
274#define CFG_PLPRCR (((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) | \
275 PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
276
277/*-----------------------------------------------------------------------
278 * SCCR - System Clock and reset Control Register 15-27
279 *-----------------------------------------------------------------------
280 * Set clock output, timebase and RTC source and divider,
281 * power management and some other internal clocks
282 */
283#define SCCR_MASK SCCR_EBDF11
284
285#define CFG_SCCR (SCCR_TBS | SCCR_COM00 | SCCR_DFSYNC00 | \
286 SCCR_DFBRG00 | SCCR_DFNL000 | SCCR_DFNH000 | \
287 SCCR_DFLCD000 |SCCR_DFALCD00 )
288
289/*-----------------------------------------------------------------------
290 * RCCR - RISC Controller Configuration Register 19-4
291 *-----------------------------------------------------------------------
292 */
293/* +0x09C4 => DRQP = 10 (IDMA requests have lowest priority) */
294#define CFG_RCCR 0x0020
295
296/*-----------------------------------------------------------------------
297 * PCMCIA stuff
298 *-----------------------------------------------------------------------
299 */
300#define PCMCIA_MEM_ADDR ((uint)0xff020000)
301#define PCMCIA_MEM_SIZE ((uint)(64 * 1024))
302
303/*-----------------------------------------------------------------------
304 *
305 *-----------------------------------------------------------------------
306 *
307 */
308#define CFG_DER 0
309
310/* Because of the way the 860 starts up and assigns CS0 the
311* entire address space, we have to set the memory controller
312* differently. Normally, you write the option register
313* first, and then enable the chip select by writing the
314* base register. For CS0, you must write the base register
315* first, followed by the option register.
316*/
317
318/*
319 * Init Memory Controller:
320 *
321 * BR0 and OR0 (FLASH)
322 */
323
324#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
325
326/* used to re-map FLASH both when starting from SRAM or FLASH:
327 * restrict access enough to keep SRAM working (if any)
328 * but not too much to meddle with FLASH accesses
329 */
330#define CFG_REMAP_OR_AM 0xF8000000 /* OR addr mask */
331#define CFG_PRELIM_OR_AM 0xF8000000 /* OR addr mask */
332
333/* FLASH timing:
334 TRLX = 0, CSNT = 1, SCY = 3, EHTR = 1 */
335#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_BI | \
336 OR_SCY_3_CLK | OR_EHTR)
337
338#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
339#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
340
341/*
342 * BR2/3 and OR2/3 (SDRAM)
343 *
344 */
345#define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM bank #0 */
346#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
347
348/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
349
350#define CFG_OR2_PRELIM (CFG_PRELIM_OR_AM | OR_CSNT_SAM | OR_BI | OR_ACS_DIV4)
351#define CFG_BR2_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
352#define CFG_BR1_PRELIM ((SDRAM_BASE1_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V)
353
354/*
355 * Memory Periodic Timer Prescaler
356 */
357
358/* periodic timer for refresh */
359#define CFG_MAMR_PTA 124 /* start with divider for 64 MHz */
360
361/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
362#define CFG_MPTPR MPTPR_PTP_DIV32 /* setting for 1 bank */
363
364/*
365 * MAMR settings for SDRAM
366 */
367
368#define CFG_MAMR ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
wdenk2535d602003-07-17 23:16:40 +0000369 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
wdenk0f8c9762002-08-19 11:57:05 +0000370 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_8X)
371
372
373/*
374 * Internal Definitions
375 *
376 * Boot Flags
377 */
378#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
379#define BOOTFLAG_WARM 0x02 /* Software reboot */
380
381#ifdef CONFIG_MPC860T
382
383/* Interrupt level assignments.
384*/
385#define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */
386
387#endif /* CONFIG_MPC860T */
388
389
390#endif /* __CONFIG_H */