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wdenk5b1d7132002-11-03 00:07:02 +00001/*
2 * (C) Copyright 2000
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 * Keith Outwater, keith_outwater@mvis.com
5 *
6 * See file CREDITS for list of people who contributed to this
7 * project.
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22 * MA 02111-1307 USA
23 */
24
25/*
26 * board/config_GEN860T.h - board specific configuration options
27 */
28
29#ifndef __CONFIG_GEN860T_H
30#define __CONFIG_H
31
32/*
33 * High Level Configuration Options
34 */
35#define CONFIG_MPC860
36#define CONFIG_GEN860T
37
Wolfgang Denk291ba1b2010-10-06 09:05:45 +020038#define CONFIG_SYS_TEXT_BASE 0x40000000
39
wdenk5b1d7132002-11-03 00:07:02 +000040/*
41 * Identify the board
42 */
wdenk541a76d2003-05-03 15:50:43 +000043#if !defined(CONFIG_SC)
Wolfgang Denka1be4762008-05-20 16:00:29 +020044#define CONFIG_IDENT_STRING " B2"
wdenk541a76d2003-05-03 15:50:43 +000045#else
Wolfgang Denka1be4762008-05-20 16:00:29 +020046#define CONFIG_IDENT_STRING " SC"
wdenk541a76d2003-05-03 15:50:43 +000047#endif
wdenk5b1d7132002-11-03 00:07:02 +000048
49/*
50 * Don't depend on the RTC clock to determine clock frequency -
51 * the 860's internal rtc uses a 32.768 KHz clock which is
52 * generated by the DS1337 - and the DS1337 clock can be turned off.
53 */
wdenk541a76d2003-05-03 15:50:43 +000054#if !defined(CONFIG_SC)
Wolfgang Denka1be4762008-05-20 16:00:29 +020055#define CONFIG_8xx_GCLK_FREQ 66600000
wdenk541a76d2003-05-03 15:50:43 +000056#else
Wolfgang Denka1be4762008-05-20 16:00:29 +020057#define CONFIG_8xx_GCLK_FREQ 48000000
wdenk541a76d2003-05-03 15:50:43 +000058#endif
wdenk5b1d7132002-11-03 00:07:02 +000059
60/*
61 * The RS-232 console port is on SMC1
62 */
63#define CONFIG_8xx_CONS_SMC1
Wolfgang Denka1be4762008-05-20 16:00:29 +020064#define CONFIG_BAUDRATE 38400
wdenk5b1d7132002-11-03 00:07:02 +000065
66/*
wdenk5b1d7132002-11-03 00:07:02 +000067 * Print console information
68 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +020069#undef CONFIG_SYS_CONSOLE_INFO_QUIET
wdenk5b1d7132002-11-03 00:07:02 +000070
71/*
72 * Set the autoboot delay in seconds. A delay of -1 disables autoboot
73 */
74#define CONFIG_BOOTDELAY 5
75
76/*
77 * Pass the clock frequency to the Linux kernel in units of MHz
78 */
79#define CONFIG_CLOCKS_IN_MHZ
80
81#define CONFIG_PREBOOT \
82 "echo;echo"
83
84#undef CONFIG_BOOTARGS
85#define CONFIG_BOOTCOMMAND \
86 "bootp;" \
Wolfgang Denk86eb3b72005-11-20 21:40:11 +010087 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
88 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
wdenk5b1d7132002-11-03 00:07:02 +000089 "bootm"
90
91/*
92 * Turn off echo for serial download by default. Allow baud rate to be changed
93 * for downloads
94 */
95#undef CONFIG_LOADS_ECHO
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +020096#define CONFIG_SYS_LOADS_BAUD_CHANGE
wdenk5b1d7132002-11-03 00:07:02 +000097
98/*
99 * Set default load address for tftp network downloads
100 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200101#define CONFIG_SYS_TFTP_LOADADDR 0x01000000
wdenk5b1d7132002-11-03 00:07:02 +0000102
103/*
104 * Turn off the watchdog timer
105 */
106#undef CONFIG_WATCHDOG
107
108/*
109 * Do not reboot if a panic occurs
110 */
111#define CONFIG_PANIC_HANG
112
113/*
114 * Enable the status LED
115 */
116#define CONFIG_STATUS_LED
117
118/*
119 * Reset address. We pick an address such that when an instruction
120 * is executed at that address, a machine check exception occurs
121 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200122#define CONFIG_SYS_RESET_ADDRESS ((ulong) -1)
wdenk5b1d7132002-11-03 00:07:02 +0000123
124/*
125 * BOOTP options
126 */
Jon Loeliger1cb2cb62007-07-09 21:16:53 -0500127#define CONFIG_BOOTP_SUBNETMASK
128#define CONFIG_BOOTP_GATEWAY
129#define CONFIG_BOOTP_HOSTNAME
130#define CONFIG_BOOTP_BOOTPATH
131#define CONFIG_BOOTP_BOOTFILESIZE
132
wdenk5b1d7132002-11-03 00:07:02 +0000133
134/*
135 * The GEN860T network interface uses the on-chip 10/100 FEC with
136 * an Intel LXT971A PHY connected to the 860T's MII. The PHY's
137 * MII address is hardwired on the board to zero.
138 */
139#define CONFIG_FEC_ENET
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200140#define CONFIG_SYS_DISCOVER_PHY
wdenk5b1d7132002-11-03 00:07:02 +0000141#define CONFIG_MII
TsiChung Liewb3162452008-03-30 01:22:13 -0500142#define CONFIG_MII_INIT 1
Wolfgang Denka1be4762008-05-20 16:00:29 +0200143#define CONFIG_PHY_ADDR 0
wdenk5b1d7132002-11-03 00:07:02 +0000144
145/*
146 * Set default IP stuff just to get bootstrap entries into the
Wolfgang Denk85c25df2009-04-01 23:34:12 +0200147 * environment so that we can source the full default environment.
wdenk5b1d7132002-11-03 00:07:02 +0000148 */
149#define CONFIG_ETHADDR 9a:52:63:15:85:25
wdenk541a76d2003-05-03 15:50:43 +0000150#define CONFIG_SERVERIP 10.0.4.201
wdenk5b1d7132002-11-03 00:07:02 +0000151#define CONFIG_IPADDR 10.0.4.111
152
153/*
154 * This board has a 32 kibibyte EEPROM (Atmel AT24C256) connected to
155 * the MPC860T I2C interface.
156 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200157#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
158#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 byte pages */
159#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 12 /* 10 mS w/ 20% margin */
160#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* need 16 bit address */
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200161#define CONFIG_ENV_EEPROM_SIZE (32 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000162
wdenk5b1d7132002-11-03 00:07:02 +0000163/*
wdenk541a76d2003-05-03 15:50:43 +0000164 * Enable I2C and select the hardware/software driver
wdenk5b1d7132002-11-03 00:07:02 +0000165 */
wdenk541a76d2003-05-03 15:50:43 +0000166#define CONFIG_HARD_I2C 1 /* CPM based I2C */
Wolfgang Denka1be4762008-05-20 16:00:29 +0200167#undef CONFIG_SOFT_I2C /* Bit-banged I2C */
wdenk541a76d2003-05-03 15:50:43 +0000168
169#ifdef CONFIG_HARD_I2C
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200170#define CONFIG_SYS_I2C_SPEED 100000 /* clock speed in Hz */
171#define CONFIG_SYS_I2C_SLAVE 0xFE /* I2C slave address */
wdenk541a76d2003-05-03 15:50:43 +0000172#endif
173
174#ifdef CONFIG_SOFT_I2C
wdenk5b1d7132002-11-03 00:07:02 +0000175#define PB_SCL 0x00000020 /* PB 26 */
Wolfgang Denka1be4762008-05-20 16:00:29 +0200176#define PB_SDA 0x00000010 /* PB 27 */
wdenk5b1d7132002-11-03 00:07:02 +0000177#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
178#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
179#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
180#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
181#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
182 else immr->im_cpm.cp_pbdat &= ~PB_SDA
183#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
184 else immr->im_cpm.cp_pbdat &= ~PB_SCL
185#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
wdenk541a76d2003-05-03 15:50:43 +0000186#endif
wdenk5b1d7132002-11-03 00:07:02 +0000187
188/*
189 * Allow environment overwrites by anyone
190 */
191#define CONFIG_ENV_OVERWRITE
192
wdenk541a76d2003-05-03 15:50:43 +0000193#if !defined(CONFIG_SC)
wdenk5b1d7132002-11-03 00:07:02 +0000194/*
195 * The MPC860's internal RTC is horribly broken in rev D masks. Three
196 * internal MPC860T circuit nodes were inadvertently left floating; this
197 * causes KAPWR current in power down mode to be three orders of magnitude
198 * higher than specified in the datasheet (from 10 uA to 10 mA). No
199 * reasonable battery can keep that kind RTC running during powerdown for any
200 * length of time, so we use an external RTC on the I2C bus instead.
201 */
wdenk5b1d7132002-11-03 00:07:02 +0000202#define CONFIG_RTC_DS1337
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200203#define CONFIG_SYS_I2C_RTC_ADDR 0x68
wdenk5b1d7132002-11-03 00:07:02 +0000204
wdenk541a76d2003-05-03 15:50:43 +0000205#else
wdenk5b1d7132002-11-03 00:07:02 +0000206/*
wdenk541a76d2003-05-03 15:50:43 +0000207 * No external RTC on SC variant, so we're stuck with the internal one.
wdenk5b1d7132002-11-03 00:07:02 +0000208 */
wdenk541a76d2003-05-03 15:50:43 +0000209#define CONFIG_RTC_MPC8xx
210#endif
211
212/*
213 * Power On Self Test support
214 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200215#define CONFIG_POST ( CONFIG_SYS_POST_CACHE | \
216 CONFIG_SYS_POST_MEMORY | \
217 CONFIG_SYS_POST_CPU | \
218 CONFIG_SYS_POST_UART | \
219 CONFIG_SYS_POST_SPR )
wdenk541a76d2003-05-03 15:50:43 +0000220
Jon Loeliger257c3c72007-07-07 21:04:26 -0500221
wdenk5b1d7132002-11-03 00:07:02 +0000222/*
Jon Loeliger257c3c72007-07-07 21:04:26 -0500223 * Command line configuration.
wdenk5b1d7132002-11-03 00:07:02 +0000224 */
Jon Loeliger257c3c72007-07-07 21:04:26 -0500225#include <config_cmd_default.h>
226
227#define CONFIG_CMD_ASKENV
228#define CONFIG_CMD_DHCP
229#define CONFIG_CMD_I2C
230#define CONFIG_CMD_EEPROM
231#define CONFIG_CMD_REGINFO
232#define CONFIG_CMD_IMMAP
233#define CONFIG_CMD_ELF
234#define CONFIG_CMD_DATE
235#define CONFIG_CMD_FPGA
236#define CONFIG_CMD_MII
237#define CONFIG_CMD_BEDBUG
wdenk541a76d2003-05-03 15:50:43 +0000238
Jon Loeligerb5777d12007-07-08 17:02:01 -0500239#ifdef CONFIG_POST
Wolfgang Denk4d5a8e32007-08-02 00:48:45 +0200240#define CONFIG_CMD_DIAG
Jon Loeligerb5777d12007-07-08 17:02:01 -0500241#endif
Jon Loeliger257c3c72007-07-07 21:04:26 -0500242
wdenk5b1d7132002-11-03 00:07:02 +0000243/*
244 * There is no IDE/PCMCIA hardware support on the board.
245 */
246#undef CONFIG_IDE_PCMCIA
247#undef CONFIG_IDE_LED
248#undef CONFIG_IDE_RESET
249
250/*
251 * Enable the call to misc_init_r() for miscellaneous platform
252 * dependent initialization.
253 */
254#define CONFIG_MISC_INIT_R
255
256/*
257 * Enable call to last_stage_init() so we can twiddle some LEDS :)
258 */
259#define CONFIG_LAST_STAGE_INIT
260
261/*
262 * Virtex2 FPGA configuration support
263 */
264#define CONFIG_FPGA_COUNT 1
Matthias Fuchsa4400872007-12-27 17:12:34 +0100265#define CONFIG_FPGA
266#define CONFIG_FPGA_XILINX
267#define CONFIG_FPGA_VIRTEX2
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200268#define CONFIG_SYS_FPGA_PROG_FEEDBACK
wdenk5b1d7132002-11-03 00:07:02 +0000269
wdenk5b1d7132002-11-03 00:07:02 +0000270/*
271 * Verbose help from command monitor.
272 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200273#define CONFIG_SYS_LONGHELP
wdenk541a76d2003-05-03 15:50:43 +0000274#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200275#define CONFIG_SYS_PROMPT "B2> "
wdenk541a76d2003-05-03 15:50:43 +0000276#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200277#define CONFIG_SYS_PROMPT "SC> "
wdenk541a76d2003-05-03 15:50:43 +0000278#endif
279
wdenk5b1d7132002-11-03 00:07:02 +0000280
281/*
282 * Use the "hush" command parser
283 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200284#define CONFIG_SYS_HUSH_PARSER
wdenk5b1d7132002-11-03 00:07:02 +0000285
286/*
287 * Set buffer size for console I/O
288 */
Jon Loeliger257c3c72007-07-07 21:04:26 -0500289#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200290#define CONFIG_SYS_CBSIZE 1024
wdenk5b1d7132002-11-03 00:07:02 +0000291#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200292#define CONFIG_SYS_CBSIZE 256
wdenk5b1d7132002-11-03 00:07:02 +0000293#endif
294
295/*
296 * Print buffer size
297 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200298#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
wdenk5b1d7132002-11-03 00:07:02 +0000299
300/*
301 * Maximum number of arguments that a command can accept
302 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200303#define CONFIG_SYS_MAXARGS 16
wdenk5b1d7132002-11-03 00:07:02 +0000304
305/*
306 * Boot argument buffer size
307 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200308#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
wdenk5b1d7132002-11-03 00:07:02 +0000309
310/*
311 * Default memory test range
312 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200313#define CONFIG_SYS_MEMTEST_START 0x0100000
314#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + (128 * 1024))
wdenk5b1d7132002-11-03 00:07:02 +0000315
316/*
317 * Select the more full-featured memory test
318 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200319#define CONFIG_SYS_ALT_MEMTEST
wdenk5b1d7132002-11-03 00:07:02 +0000320
321/*
322 * Default load address
323 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200324#define CONFIG_SYS_LOAD_ADDR 0x01000000
wdenk5b1d7132002-11-03 00:07:02 +0000325
326/*
327 * Set decrementer frequency (1 ms ticks)
328 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200329#define CONFIG_SYS_HZ 1000
wdenk5b1d7132002-11-03 00:07:02 +0000330
331/*
332 * Device memory map (after SDRAM remap to 0x0):
333 *
334 * CS Device Base Addr Size
335 * ----------------------------------------------------
336 * CS0* Flash 0x40000000 64 M
337 * CS1* SDRAM 0x00000000 16 M
338 * CS2* Disk-On-Chip 0x50000000 32 K
339 * CS3* FPGA 0x60000000 64 M
340 * CS4* SelectMap 0x70000000 32 K
341 * CS5* Mil-Std 1553 I/F 0x80000000 32 K
342 * CS6* Unused
343 * CS7* Unused
344 * IMMR 860T Registers 0xfff00000
345 */
346
347/*
348 * Base addresses and block sizes
349 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200350#define CONFIG_SYS_IMMR 0xFF000000
wdenk5b1d7132002-11-03 00:07:02 +0000351
352#define SDRAM_BASE 0x00000000
353#define SDRAM_SIZE (64 * 1024 * 1024)
354
355#define FLASH_BASE 0x40000000
356#define FLASH_SIZE (16 * 1024 * 1024)
357
358#define DOC_BASE 0x50000000
359#define DOC_SIZE (32 * 1024)
360
361#define FPGA_BASE 0x60000000
362#define FPGA_SIZE (64 * 1024 * 1024)
363
364#define SELECTMAP_BASE 0x70000000
365#define SELECTMAP_SIZE (32 * 1024)
366
367#define M1553_BASE 0x80000000
368#define M1553_SIZE (64 * 1024)
369
370/*
371 * Definitions for initial stack pointer and data area (in DPRAM)
372 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200373#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
Wolfgang Denk1c2e98e2010-10-26 13:32:32 +0200374#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200375#define CONFIG_SYS_INIT_DATA_SIZE 64 /* # bytes reserved for initial data*/
Wolfgang Denk1c2e98e2010-10-26 13:32:32 +0200376#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - CONFIG_SYS_INIT_DATA_SIZE)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200377#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
wdenk5b1d7132002-11-03 00:07:02 +0000378
379/*
380 * Start addresses for the final memory configuration
381 * (Set up by the startup code)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200382 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
wdenk5b1d7132002-11-03 00:07:02 +0000383 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200384#define CONFIG_SYS_SDRAM_BASE SDRAM_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000385
386/*
387 * FLASH organization
388 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200389#define CONFIG_SYS_FLASH_BASE FLASH_BASE
390#define CONFIG_SYS_FLASH_SIZE FLASH_SIZE
391#define CONFIG_SYS_FLASH_SECT_SIZE (128 * 1024)
392#define CONFIG_SYS_MAX_FLASH_BANKS 1
393#define CONFIG_SYS_MAX_FLASH_SECT 128
wdenk5b1d7132002-11-03 00:07:02 +0000394
395/*
396 * The timeout values are for an entire chip and are in milliseconds.
397 * Yes I know that the write timeout is huge. Accroding to the
398 * datasheet a single byte takes 630 uS (round to 1 ms) max at worst
399 * case VCC and temp after 100K programming cycles. It works out
400 * to 280 minutes (might as well be forever).
401 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200402#define CONFIG_SYS_FLASH_ERASE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 5000)
403#define CONFIG_SYS_FLASH_WRITE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 128 * 1024 * 1)
wdenk5b1d7132002-11-03 00:07:02 +0000404
405/*
406 * Allow direct writes to FLASH from tftp transfers (** dangerous **)
407 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200408#define CONFIG_SYS_DIRECT_FLASH_TFTP
wdenk5b1d7132002-11-03 00:07:02 +0000409
410/*
411 * Reserve memory for U-Boot.
412 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200413#define CONFIG_SYS_MAX_UBOOT_SECTS 4
414#define CONFIG_SYS_MONITOR_LEN (CONFIG_SYS_MAX_UBOOT_SECTS * CONFIG_SYS_FLASH_SECT_SIZE)
415#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000416
417/*
418 * Select environment placement. NOTE that u-boot.lds must
419 * be edited if this is changed!
420 */
Jean-Christophe PLAGNIOL-VILLARD53db4cd2008-09-10 22:48:04 +0200421#undef CONFIG_ENV_IS_IN_FLASH
Jean-Christophe PLAGNIOL-VILLARDe46af642008-09-05 09:19:30 +0200422#define CONFIG_ENV_IS_IN_EEPROM
wdenk5b1d7132002-11-03 00:07:02 +0000423
Jean-Christophe PLAGNIOL-VILLARDe46af642008-09-05 09:19:30 +0200424#if defined(CONFIG_ENV_IS_IN_EEPROM)
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200425#define CONFIG_ENV_SIZE (2 * 1024)
426#define CONFIG_ENV_OFFSET (CONFIG_ENV_EEPROM_SIZE - (8 * 1024))
wdenk5b1d7132002-11-03 00:07:02 +0000427#else
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200428#define CONFIG_ENV_SIZE 0x1000
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200429#define CONFIG_ENV_SECT_SIZE CONFIG_SYS_FLASH_SECT_SIZE
wdenk541a76d2003-05-03 15:50:43 +0000430
431/*
432 * This ultimately gets passed right into the linker script, so we have to
433 * use a number :(
434 */
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200435#define CONFIG_ENV_OFFSET 0x060000
wdenk5b1d7132002-11-03 00:07:02 +0000436#endif
437
438/*
439 * Reserve memory for malloc()
440 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200441#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000442
443/*
444 * For booting Linux, the board info and command line data
445 * have to be in the first 8 MB of memory, since this is
446 * the maximum mapped by the Linux kernel during initialization.
447 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200448#define CONFIG_SYS_BOOTMAPSZ (8 * 1024 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000449
450/*
451 * Cache Configuration
452 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200453#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
Jon Loeliger257c3c72007-07-07 21:04:26 -0500454#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200455#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of above value */
wdenk5b1d7132002-11-03 00:07:02 +0000456#endif
457
458/*------------------------------------------------------------------------
wdenk541a76d2003-05-03 15:50:43 +0000459 * SYPCR - System Protection Control UM 11-9
wdenk5b1d7132002-11-03 00:07:02 +0000460 * -----------------------------------------------------------------------
461 * SYPCR can only be written once after reset!
462 *
463 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
464 */
465#if defined(CONFIG_WATCHDOG)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200466#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200467 SYPCR_BMT | \
468 SYPCR_BME | \
469 SYPCR_SWF | \
470 SYPCR_SWE | \
wdenk5b1d7132002-11-03 00:07:02 +0000471 SYPCR_SWRI | \
472 SYPCR_SWP \
473 )
474#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200475#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200476 SYPCR_BMT | \
477 SYPCR_BME | \
478 SYPCR_SWF | \
wdenk5b1d7132002-11-03 00:07:02 +0000479 SYPCR_SWP \
480 )
481#endif
482
483/*-----------------------------------------------------------------------
484 * SIUMCR - SIU Module Configuration UM 11-6
485 *-----------------------------------------------------------------------
486 * Set debug pin mux, enable SPKROUT and GPLB5*.
487 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200488#define CONFIG_SYS_SIUMCR ( SIUMCR_DBGC11 | \
wdenk5b1d7132002-11-03 00:07:02 +0000489 SIUMCR_DBPC11 | \
490 SIUMCR_MLRC11 | \
491 SIUMCR_GB5E \
492 )
493
494/*-----------------------------------------------------------------------
495 * TBSCR - Time Base Status and Control UM 11-26
496 *-----------------------------------------------------------------------
497 * Clear Reference Interrupt Status, Timebase freeze enabled
498 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200499#define CONFIG_SYS_TBSCR ( TBSCR_REFA | \
wdenk5b1d7132002-11-03 00:07:02 +0000500 TBSCR_REFB | \
501 TBSCR_TBF \
502 )
503
504/*-----------------------------------------------------------------------
505 * RTCSC - Real-Time Clock Status and Control Register UM 11-27
506 *-----------------------------------------------------------------------
507 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200508#define CONFIG_SYS_RTCSC ( RTCSC_SEC | \
wdenk5b1d7132002-11-03 00:07:02 +0000509 RTCSC_ALR | \
510 RTCSC_RTF | \
511 RTCSC_RTE \
512 )
513
514/*-----------------------------------------------------------------------
515 * PISCR - Periodic Interrupt Status and Control UM 11-31
516 *-----------------------------------------------------------------------
517 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
518 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200519#define CONFIG_SYS_PISCR ( PISCR_PS | \
wdenk5b1d7132002-11-03 00:07:02 +0000520 PISCR_PITF \
521 )
522
523/*-----------------------------------------------------------------------
524 * PLPRCR - PLL, Low-Power, and Reset Control Register UM 15-30
525 *-----------------------------------------------------------------------
526 * Reset PLL lock status sticky bit, timer expired status bit and timer
527 * interrupt status bit. Set MF for 1:2:1 mode.
528 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200529#define CONFIG_SYS_PLPRCR ( ((0x1 << PLPRCR_MF_SHIFT) & PLPRCR_MF_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000530 PLPRCR_SPLSS | \
531 PLPRCR_TEXPS | \
532 PLPRCR_TMIST \
533 )
534
535/*-----------------------------------------------------------------------
536 * SCCR - System Clock and reset Control Register UM 15-27
537 *-----------------------------------------------------------------------
538 * Set clock output, timebase and RTC source and divider,
539 * power management and some other internal clocks
540 */
541#define SCCR_MASK SCCR_EBDF11
542
wdenk541a76d2003-05-03 15:50:43 +0000543#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200544#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200545 SCCR_COM00 | /* full strength CLKOUT */ \
546 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
547 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk5b1d7132002-11-03 00:07:02 +0000548 SCCR_DFNL000 | \
549 SCCR_DFNH000 \
550 )
wdenk541a76d2003-05-03 15:50:43 +0000551#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200552#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200553 SCCR_COM00 | /* full strength CLKOUT */ \
554 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
555 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk541a76d2003-05-03 15:50:43 +0000556 SCCR_DFNL000 | \
557 SCCR_DFNH000 | \
558 SCCR_RTDIV | \
559 SCCR_RTSEL \
560 )
561#endif
wdenk5b1d7132002-11-03 00:07:02 +0000562
563/*-----------------------------------------------------------------------
564 * DER - Debug Enable Register UM 37-46
565 *-----------------------------------------------------------------------
566 * Mask all events that can cause entry into debug mode
567 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200568#define CONFIG_SYS_DER 0
wdenk5b1d7132002-11-03 00:07:02 +0000569
570/*
571 * Initialize Memory Controller:
572 *
573 * BR0 and OR0 (FLASH memory)
574 */
575#define FLASH_BASE0_PRELIM FLASH_BASE
576
577/*
578 * Flash address mask
579 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200580#define CONFIG_SYS_PRELIM_OR_AM 0xfe000000
wdenk5b1d7132002-11-03 00:07:02 +0000581
582/*
583 * FLASH timing:
584 * 33 Mhz bus with ACS = 11, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1
585 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200586#define CONFIG_SYS_OR_TIMING_FLASH ( OR_CSNT_SAM | \
wdenk5b1d7132002-11-03 00:07:02 +0000587 OR_ACS_DIV2 | \
588 OR_BI | \
589 OR_SCY_2_CLK | \
590 OR_TRLX | \
591 OR_EHTR \
592 )
593
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200594#define CONFIG_SYS_OR0_PRELIM ( CONFIG_SYS_PRELIM_OR_AM | \
595 CONFIG_SYS_OR_TIMING_FLASH \
wdenk5b1d7132002-11-03 00:07:02 +0000596 )
597
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200598#define CONFIG_SYS_BR0_PRELIM ( (FLASH_BASE0_PRELIM & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000599 BR_MS_GPCM | \
600 BR_PS_8 | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200601 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000602 )
603
604/*
605 * SDRAM configuration
606 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200607#define CONFIG_SYS_OR1_AM 0xfc000000
608#define CONFIG_SYS_OR1 ( (CONFIG_SYS_OR1_AM & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000609 OR_CSNT_SAM \
610 )
611
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200612#define CONFIG_SYS_BR1 ( (SDRAM_BASE & BR_BA_MSK) | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200613 BR_MS_UPMA | \
614 BR_PS_32 | \
615 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000616 )
617
618/*
619 * Refresh rate 7.8 us (= 64 ms / 8K = 31.2 uS quad bursts) for one bank
620 * of 256 MBit SDRAM
621 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200622#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16
wdenk5b1d7132002-11-03 00:07:02 +0000623
624/*
625 * Periodic timer for refresh @ 33 MHz system clock
626 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200627#define CONFIG_SYS_MAMR_PTA 64
wdenk5b1d7132002-11-03 00:07:02 +0000628
629/*
630 * MAMR settings for SDRAM
631 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200632#define CONFIG_SYS_MAMR_8COL ( (CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200633 MAMR_PTAE | \
wdenk5b1d7132002-11-03 00:07:02 +0000634 MAMR_AMA_TYPE_1 | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200635 MAMR_DSA_1_CYCL | \
wdenk5b1d7132002-11-03 00:07:02 +0000636 MAMR_G0CLA_A10 | \
637 MAMR_RLFA_1X | \
638 MAMR_WLFA_1X | \
639 MAMR_TLFA_4X \
640 )
641
642/*
643 * CS2* configuration for Disk On Chip:
644 * 33 MHz bus with TRLX=1, ACS=11, CSNT=1, EBDF=1, SCY=2, EHTR=1,
645 * no burst.
646 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200647#define CONFIG_SYS_OR2_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000648 OR_CSNT_SAM | \
649 OR_ACS_DIV2 | \
650 OR_BI | \
651 OR_SCY_2_CLK | \
652 OR_TRLX | \
653 OR_EHTR \
654 )
655
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200656#define CONFIG_SYS_BR2_PRELIM ( (DOC_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000657 BR_PS_8 | \
658 BR_MS_GPCM | \
659 BR_V \
660 )
661
662/*
663 * CS3* configuration for FPGA:
664 * 33 MHz bus with SCY=15, no burst.
665 * The FPGA uses TA and TEA to terminate bus cycles, but we
666 * clear SETA and set the cycle length to a large number so that
667 * the cycle will still complete even if there is a configuration
668 * error that prevents TA from asserting on FPGA accesss.
669 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200670#define CONFIG_SYS_OR3_PRELIM ( (0xfc000000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000671 OR_SCY_15_CLK | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200672 OR_BI \
wdenk5b1d7132002-11-03 00:07:02 +0000673 )
674
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200675#define CONFIG_SYS_BR3_PRELIM ( (FPGA_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000676 BR_PS_32 | \
677 BR_MS_GPCM | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200678 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000679 )
680/*
681 * CS4* configuration for FPGA SelectMap configuration interface.
682 * 33 MHz bus, UPMB, no burst. Do not assert GPLB5 on falling edge
683 * of GCLK1_50
684 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200685#define CONFIG_SYS_OR4_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000686 OR_G5LS | \
687 OR_BI \
688 )
689
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200690#define CONFIG_SYS_BR4_PRELIM ( (SELECTMAP_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000691 BR_PS_8 | \
692 BR_MS_UPMB | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200693 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000694 )
695
696/*
697 * CS5* configuration for Mil-Std 1553 databus interface.
698 * 33 MHz bus, GPCM, no burst.
699 * The 1553 interface uses TA and TEA to terminate bus cycles,
700 * but we clear SETA and set the cycle length to a large number so that
701 * the cycle will still complete even if there is a configuration
702 * error that prevents TA from asserting on FPGA accesss.
703 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200704#define CONFIG_SYS_OR5_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000705 OR_SCY_15_CLK | \
706 OR_EHTR | \
707 OR_TRLX | \
708 OR_CSNT_SAM | \
709 OR_BI \
710 )
711
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200712#define CONFIG_SYS_BR5_PRELIM ( (M1553_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000713 BR_PS_16 | \
714 BR_MS_GPCM | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200715 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000716 )
717
718/*
wdenk5b1d7132002-11-03 00:07:02 +0000719 * FEC interrupt assignment
720 */
721#define FEC_INTERRUPT SIU_LEVEL1
722
723/*
724 * Sanity checks
725 */
726#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
727#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
728#endif
729
730#endif /* __CONFIG_GEN860T_H */