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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
38/*
39 * Identify the board
40 */
wdenk7aa78612003-05-03 15:50:43 +000041#if !defined(CONFIG_SC)
Wolfgang Denk53677ef2008-05-20 16:00:29 +020042#define CONFIG_IDENT_STRING " B2"
wdenk7aa78612003-05-03 15:50:43 +000043#else
Wolfgang Denk53677ef2008-05-20 16:00:29 +020044#define CONFIG_IDENT_STRING " SC"
wdenk7aa78612003-05-03 15:50:43 +000045#endif
wdenk5b1d7132002-11-03 00:07:02 +000046
47/*
48 * Don't depend on the RTC clock to determine clock frequency -
49 * the 860's internal rtc uses a 32.768 KHz clock which is
50 * generated by the DS1337 - and the DS1337 clock can be turned off.
51 */
wdenk7aa78612003-05-03 15:50:43 +000052#if !defined(CONFIG_SC)
Wolfgang Denk53677ef2008-05-20 16:00:29 +020053#define CONFIG_8xx_GCLK_FREQ 66600000
wdenk7aa78612003-05-03 15:50:43 +000054#else
Wolfgang Denk53677ef2008-05-20 16:00:29 +020055#define CONFIG_8xx_GCLK_FREQ 48000000
wdenk7aa78612003-05-03 15:50:43 +000056#endif
wdenk5b1d7132002-11-03 00:07:02 +000057
58/*
59 * The RS-232 console port is on SMC1
60 */
61#define CONFIG_8xx_CONS_SMC1
Wolfgang Denk53677ef2008-05-20 16:00:29 +020062#define CONFIG_BAUDRATE 38400
wdenk5b1d7132002-11-03 00:07:02 +000063
64/*
65 * Set allowable console baud rates
66 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020067#define CONFIG_SYS_BAUDRATE_TABLE { 9600, \
Wolfgang Denk53677ef2008-05-20 16:00:29 +020068 19200, \
69 38400, \
70 57600, \
71 115200, \
72 }
wdenk5b1d7132002-11-03 00:07:02 +000073
74/*
75 * Print console information
76 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020077#undef CONFIG_SYS_CONSOLE_INFO_QUIET
wdenk5b1d7132002-11-03 00:07:02 +000078
79/*
80 * Set the autoboot delay in seconds. A delay of -1 disables autoboot
81 */
82#define CONFIG_BOOTDELAY 5
83
84/*
85 * Pass the clock frequency to the Linux kernel in units of MHz
86 */
87#define CONFIG_CLOCKS_IN_MHZ
88
89#define CONFIG_PREBOOT \
90 "echo;echo"
91
92#undef CONFIG_BOOTARGS
93#define CONFIG_BOOTCOMMAND \
94 "bootp;" \
Wolfgang Denkfe126d82005-11-20 21:40:11 +010095 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
96 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
wdenk5b1d7132002-11-03 00:07:02 +000097 "bootm"
98
99/*
100 * Turn off echo for serial download by default. Allow baud rate to be changed
101 * for downloads
102 */
103#undef CONFIG_LOADS_ECHO
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200104#define CONFIG_SYS_LOADS_BAUD_CHANGE
wdenk5b1d7132002-11-03 00:07:02 +0000105
106/*
107 * Set default load address for tftp network downloads
108 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200109#define CONFIG_SYS_TFTP_LOADADDR 0x01000000
wdenk5b1d7132002-11-03 00:07:02 +0000110
111/*
112 * Turn off the watchdog timer
113 */
114#undef CONFIG_WATCHDOG
115
116/*
117 * Do not reboot if a panic occurs
118 */
119#define CONFIG_PANIC_HANG
120
121/*
122 * Enable the status LED
123 */
124#define CONFIG_STATUS_LED
125
126/*
127 * Reset address. We pick an address such that when an instruction
128 * is executed at that address, a machine check exception occurs
129 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200130#define CONFIG_SYS_RESET_ADDRESS ((ulong) -1)
wdenk5b1d7132002-11-03 00:07:02 +0000131
132/*
133 * BOOTP options
134 */
Jon Loeliger5d2ebe12007-07-09 21:16:53 -0500135#define CONFIG_BOOTP_SUBNETMASK
136#define CONFIG_BOOTP_GATEWAY
137#define CONFIG_BOOTP_HOSTNAME
138#define CONFIG_BOOTP_BOOTPATH
139#define CONFIG_BOOTP_BOOTFILESIZE
140
wdenk5b1d7132002-11-03 00:07:02 +0000141
142/*
143 * The GEN860T network interface uses the on-chip 10/100 FEC with
144 * an Intel LXT971A PHY connected to the 860T's MII. The PHY's
145 * MII address is hardwired on the board to zero.
146 */
147#define CONFIG_FEC_ENET
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200148#define CONFIG_SYS_DISCOVER_PHY
wdenk5b1d7132002-11-03 00:07:02 +0000149#define CONFIG_MII
TsiChung Liew0f3ba7e2008-03-30 01:22:13 -0500150#define CONFIG_MII_INIT 1
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200151#define CONFIG_PHY_ADDR 0
wdenk5b1d7132002-11-03 00:07:02 +0000152
153/*
154 * Set default IP stuff just to get bootstrap entries into the
Wolfgang Denk74de7ae2009-04-01 23:34:12 +0200155 * environment so that we can source the full default environment.
wdenk5b1d7132002-11-03 00:07:02 +0000156 */
157#define CONFIG_ETHADDR 9a:52:63:15:85:25
wdenk7aa78612003-05-03 15:50:43 +0000158#define CONFIG_SERVERIP 10.0.4.201
wdenk5b1d7132002-11-03 00:07:02 +0000159#define CONFIG_IPADDR 10.0.4.111
160
161/*
162 * This board has a 32 kibibyte EEPROM (Atmel AT24C256) connected to
163 * the MPC860T I2C interface.
164 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200165#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
166#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 byte pages */
167#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 12 /* 10 mS w/ 20% margin */
168#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* need 16 bit address */
Jean-Christophe PLAGNIOL-VILLARD0e8d1582008-09-10 22:48:06 +0200169#define CONFIG_ENV_EEPROM_SIZE (32 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000170
wdenk5b1d7132002-11-03 00:07:02 +0000171/*
wdenk7aa78612003-05-03 15:50:43 +0000172 * Enable I2C and select the hardware/software driver
wdenk5b1d7132002-11-03 00:07:02 +0000173 */
wdenk7aa78612003-05-03 15:50:43 +0000174#define CONFIG_HARD_I2C 1 /* CPM based I2C */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200175#undef CONFIG_SOFT_I2C /* Bit-banged I2C */
wdenk7aa78612003-05-03 15:50:43 +0000176
177#ifdef CONFIG_HARD_I2C
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200178#define CONFIG_SYS_I2C_SPEED 100000 /* clock speed in Hz */
179#define CONFIG_SYS_I2C_SLAVE 0xFE /* I2C slave address */
wdenk7aa78612003-05-03 15:50:43 +0000180#endif
181
182#ifdef CONFIG_SOFT_I2C
wdenk5b1d7132002-11-03 00:07:02 +0000183#define PB_SCL 0x00000020 /* PB 26 */
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200184#define PB_SDA 0x00000010 /* PB 27 */
wdenk5b1d7132002-11-03 00:07:02 +0000185#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
186#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
187#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
188#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
189#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
190 else immr->im_cpm.cp_pbdat &= ~PB_SDA
191#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
192 else immr->im_cpm.cp_pbdat &= ~PB_SCL
193#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
wdenk7aa78612003-05-03 15:50:43 +0000194#endif
wdenk5b1d7132002-11-03 00:07:02 +0000195
196/*
197 * Allow environment overwrites by anyone
198 */
199#define CONFIG_ENV_OVERWRITE
200
wdenk7aa78612003-05-03 15:50:43 +0000201#if !defined(CONFIG_SC)
wdenk5b1d7132002-11-03 00:07:02 +0000202/*
203 * The MPC860's internal RTC is horribly broken in rev D masks. Three
204 * internal MPC860T circuit nodes were inadvertently left floating; this
205 * causes KAPWR current in power down mode to be three orders of magnitude
206 * higher than specified in the datasheet (from 10 uA to 10 mA). No
207 * reasonable battery can keep that kind RTC running during powerdown for any
208 * length of time, so we use an external RTC on the I2C bus instead.
209 */
wdenk5b1d7132002-11-03 00:07:02 +0000210#define CONFIG_RTC_DS1337
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200211#define CONFIG_SYS_I2C_RTC_ADDR 0x68
wdenk7aa78612003-05-03 15:50:43 +0000212
213#else
214/*
215 * No external RTC on SC variant, so we're stuck with the internal one.
216 */
217#define CONFIG_RTC_MPC8xx
218#endif
wdenk5b1d7132002-11-03 00:07:02 +0000219
220/*
wdenk7aa78612003-05-03 15:50:43 +0000221 * Power On Self Test support
wdenk5b1d7132002-11-03 00:07:02 +0000222 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200223#define CONFIG_POST ( CONFIG_SYS_POST_CACHE | \
224 CONFIG_SYS_POST_MEMORY | \
225 CONFIG_SYS_POST_CPU | \
226 CONFIG_SYS_POST_UART | \
227 CONFIG_SYS_POST_SPR )
wdenk7aa78612003-05-03 15:50:43 +0000228
Jon Loeliger60a08762007-07-07 21:04:26 -0500229
wdenk5b1d7132002-11-03 00:07:02 +0000230/*
Jon Loeliger60a08762007-07-07 21:04:26 -0500231 * Command line configuration.
wdenk5b1d7132002-11-03 00:07:02 +0000232 */
Jon Loeliger60a08762007-07-07 21:04:26 -0500233#include <config_cmd_default.h>
234
235#define CONFIG_CMD_ASKENV
236#define CONFIG_CMD_DHCP
237#define CONFIG_CMD_I2C
238#define CONFIG_CMD_EEPROM
239#define CONFIG_CMD_REGINFO
240#define CONFIG_CMD_IMMAP
241#define CONFIG_CMD_ELF
242#define CONFIG_CMD_DATE
243#define CONFIG_CMD_FPGA
244#define CONFIG_CMD_MII
245#define CONFIG_CMD_BEDBUG
wdenk7aa78612003-05-03 15:50:43 +0000246
Jon Loeligeraf075ee2007-07-08 17:02:01 -0500247#ifdef CONFIG_POST
Wolfgang Denkcdd917a2007-08-02 00:48:45 +0200248#define CONFIG_CMD_DIAG
Jon Loeligeraf075ee2007-07-08 17:02:01 -0500249#endif
Jon Loeliger60a08762007-07-07 21:04:26 -0500250
wdenk5b1d7132002-11-03 00:07:02 +0000251/*
252 * There is no IDE/PCMCIA hardware support on the board.
253 */
254#undef CONFIG_IDE_PCMCIA
255#undef CONFIG_IDE_LED
256#undef CONFIG_IDE_RESET
257
258/*
259 * Enable the call to misc_init_r() for miscellaneous platform
260 * dependent initialization.
261 */
262#define CONFIG_MISC_INIT_R
263
264/*
265 * Enable call to last_stage_init() so we can twiddle some LEDS :)
266 */
267#define CONFIG_LAST_STAGE_INIT
268
269/*
270 * Virtex2 FPGA configuration support
271 */
272#define CONFIG_FPGA_COUNT 1
Matthias Fuchs01335022007-12-27 17:12:34 +0100273#define CONFIG_FPGA
274#define CONFIG_FPGA_XILINX
275#define CONFIG_FPGA_VIRTEX2
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200276#define CONFIG_SYS_FPGA_PROG_FEEDBACK
wdenk5b1d7132002-11-03 00:07:02 +0000277
wdenk5b1d7132002-11-03 00:07:02 +0000278/*
279 * Verbose help from command monitor.
280 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200281#define CONFIG_SYS_LONGHELP
wdenk7aa78612003-05-03 15:50:43 +0000282#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200283#define CONFIG_SYS_PROMPT "B2> "
wdenk7aa78612003-05-03 15:50:43 +0000284#else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200285#define CONFIG_SYS_PROMPT "SC> "
wdenk7aa78612003-05-03 15:50:43 +0000286#endif
287
wdenk5b1d7132002-11-03 00:07:02 +0000288
289/*
290 * Use the "hush" command parser
291 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200292#define CONFIG_SYS_HUSH_PARSER
293#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
wdenk5b1d7132002-11-03 00:07:02 +0000294
295/*
296 * Set buffer size for console I/O
297 */
Jon Loeliger60a08762007-07-07 21:04:26 -0500298#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200299#define CONFIG_SYS_CBSIZE 1024
wdenk5b1d7132002-11-03 00:07:02 +0000300#else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200301#define CONFIG_SYS_CBSIZE 256
wdenk5b1d7132002-11-03 00:07:02 +0000302#endif
303
304/*
305 * Print buffer size
306 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200307#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
wdenk5b1d7132002-11-03 00:07:02 +0000308
309/*
310 * Maximum number of arguments that a command can accept
311 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200312#define CONFIG_SYS_MAXARGS 16
wdenk5b1d7132002-11-03 00:07:02 +0000313
314/*
315 * Boot argument buffer size
316 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200317#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
wdenk5b1d7132002-11-03 00:07:02 +0000318
319/*
320 * Default memory test range
321 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200322#define CONFIG_SYS_MEMTEST_START 0x0100000
323#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + (128 * 1024))
wdenk5b1d7132002-11-03 00:07:02 +0000324
325/*
326 * Select the more full-featured memory test
327 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200328#define CONFIG_SYS_ALT_MEMTEST
wdenk5b1d7132002-11-03 00:07:02 +0000329
330/*
331 * Default load address
332 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200333#define CONFIG_SYS_LOAD_ADDR 0x01000000
wdenk5b1d7132002-11-03 00:07:02 +0000334
335/*
336 * Set decrementer frequency (1 ms ticks)
337 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200338#define CONFIG_SYS_HZ 1000
wdenk5b1d7132002-11-03 00:07:02 +0000339
340/*
341 * Device memory map (after SDRAM remap to 0x0):
342 *
343 * CS Device Base Addr Size
344 * ----------------------------------------------------
345 * CS0* Flash 0x40000000 64 M
346 * CS1* SDRAM 0x00000000 16 M
347 * CS2* Disk-On-Chip 0x50000000 32 K
348 * CS3* FPGA 0x60000000 64 M
349 * CS4* SelectMap 0x70000000 32 K
350 * CS5* Mil-Std 1553 I/F 0x80000000 32 K
351 * CS6* Unused
352 * CS7* Unused
353 * IMMR 860T Registers 0xfff00000
354 */
355
356/*
357 * Base addresses and block sizes
358 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200359#define CONFIG_SYS_IMMR 0xFF000000
wdenk5b1d7132002-11-03 00:07:02 +0000360
361#define SDRAM_BASE 0x00000000
362#define SDRAM_SIZE (64 * 1024 * 1024)
363
364#define FLASH_BASE 0x40000000
365#define FLASH_SIZE (16 * 1024 * 1024)
366
367#define DOC_BASE 0x50000000
368#define DOC_SIZE (32 * 1024)
369
370#define FPGA_BASE 0x60000000
371#define FPGA_SIZE (64 * 1024 * 1024)
372
373#define SELECTMAP_BASE 0x70000000
374#define SELECTMAP_SIZE (32 * 1024)
375
376#define M1553_BASE 0x80000000
377#define M1553_SIZE (64 * 1024)
378
379/*
380 * Definitions for initial stack pointer and data area (in DPRAM)
381 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200382#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
383#define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
384#define CONFIG_SYS_INIT_DATA_SIZE 64 /* # bytes reserved for initial data*/
385#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_INIT_DATA_SIZE)
386#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
wdenk5b1d7132002-11-03 00:07:02 +0000387
388/*
389 * Start addresses for the final memory configuration
390 * (Set up by the startup code)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200391 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
wdenk5b1d7132002-11-03 00:07:02 +0000392 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200393#define CONFIG_SYS_SDRAM_BASE SDRAM_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000394
395/*
396 * FLASH organization
397 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200398#define CONFIG_SYS_FLASH_BASE FLASH_BASE
399#define CONFIG_SYS_FLASH_SIZE FLASH_SIZE
400#define CONFIG_SYS_FLASH_SECT_SIZE (128 * 1024)
401#define CONFIG_SYS_MAX_FLASH_BANKS 1
402#define CONFIG_SYS_MAX_FLASH_SECT 128
wdenk5b1d7132002-11-03 00:07:02 +0000403
404/*
405 * The timeout values are for an entire chip and are in milliseconds.
406 * Yes I know that the write timeout is huge. Accroding to the
407 * datasheet a single byte takes 630 uS (round to 1 ms) max at worst
408 * case VCC and temp after 100K programming cycles. It works out
409 * to 280 minutes (might as well be forever).
410 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200411#define CONFIG_SYS_FLASH_ERASE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 5000)
412#define CONFIG_SYS_FLASH_WRITE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 128 * 1024 * 1)
wdenk5b1d7132002-11-03 00:07:02 +0000413
414/*
415 * Allow direct writes to FLASH from tftp transfers (** dangerous **)
416 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200417#define CONFIG_SYS_DIRECT_FLASH_TFTP
wdenk5b1d7132002-11-03 00:07:02 +0000418
419/*
420 * Reserve memory for U-Boot.
421 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200422#define CONFIG_SYS_MAX_UBOOT_SECTS 4
423#define CONFIG_SYS_MONITOR_LEN (CONFIG_SYS_MAX_UBOOT_SECTS * CONFIG_SYS_FLASH_SECT_SIZE)
424#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000425
426/*
427 * Select environment placement. NOTE that u-boot.lds must
428 * be edited if this is changed!
429 */
Jean-Christophe PLAGNIOL-VILLARD5a1aceb2008-09-10 22:48:04 +0200430#undef CONFIG_ENV_IS_IN_FLASH
Jean-Christophe PLAGNIOL-VILLARDbb1f8b42008-09-05 09:19:30 +0200431#define CONFIG_ENV_IS_IN_EEPROM
wdenk5b1d7132002-11-03 00:07:02 +0000432
Jean-Christophe PLAGNIOL-VILLARDbb1f8b42008-09-05 09:19:30 +0200433#if defined(CONFIG_ENV_IS_IN_EEPROM)
Jean-Christophe PLAGNIOL-VILLARD0e8d1582008-09-10 22:48:06 +0200434#define CONFIG_ENV_SIZE (2 * 1024)
435#define CONFIG_ENV_OFFSET (CONFIG_ENV_EEPROM_SIZE - (8 * 1024))
wdenk5b1d7132002-11-03 00:07:02 +0000436#else
Jean-Christophe PLAGNIOL-VILLARD0e8d1582008-09-10 22:48:06 +0200437#define CONFIG_ENV_SIZE 0x1000
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200438#define CONFIG_ENV_SECT_SIZE CONFIG_SYS_FLASH_SECT_SIZE
wdenk7aa78612003-05-03 15:50:43 +0000439
440/*
441 * This ultimately gets passed right into the linker script, so we have to
442 * use a number :(
443 */
Jean-Christophe PLAGNIOL-VILLARD0e8d1582008-09-10 22:48:06 +0200444#define CONFIG_ENV_OFFSET 0x060000
wdenk5b1d7132002-11-03 00:07:02 +0000445#endif
446
447/*
448 * Reserve memory for malloc()
449 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200450#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000451
452/*
453 * For booting Linux, the board info and command line data
454 * have to be in the first 8 MB of memory, since this is
455 * the maximum mapped by the Linux kernel during initialization.
456 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200457#define CONFIG_SYS_BOOTMAPSZ (8 * 1024 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000458
459/*
460 * Cache Configuration
461 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200462#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
Jon Loeliger60a08762007-07-07 21:04:26 -0500463#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200464#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of above value */
wdenk5b1d7132002-11-03 00:07:02 +0000465#endif
466
467/*------------------------------------------------------------------------
wdenk7aa78612003-05-03 15:50:43 +0000468 * SYPCR - System Protection Control UM 11-9
wdenk5b1d7132002-11-03 00:07:02 +0000469 * -----------------------------------------------------------------------
470 * SYPCR can only be written once after reset!
471 *
472 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
473 */
474#if defined(CONFIG_WATCHDOG)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200475#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200476 SYPCR_BMT | \
477 SYPCR_BME | \
478 SYPCR_SWF | \
479 SYPCR_SWE | \
wdenk5b1d7132002-11-03 00:07:02 +0000480 SYPCR_SWRI | \
481 SYPCR_SWP \
482 )
483#else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200484#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200485 SYPCR_BMT | \
486 SYPCR_BME | \
487 SYPCR_SWF | \
wdenk5b1d7132002-11-03 00:07:02 +0000488 SYPCR_SWP \
489 )
490#endif
491
492/*-----------------------------------------------------------------------
493 * SIUMCR - SIU Module Configuration UM 11-6
494 *-----------------------------------------------------------------------
495 * Set debug pin mux, enable SPKROUT and GPLB5*.
496 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200497#define CONFIG_SYS_SIUMCR ( SIUMCR_DBGC11 | \
wdenk5b1d7132002-11-03 00:07:02 +0000498 SIUMCR_DBPC11 | \
499 SIUMCR_MLRC11 | \
500 SIUMCR_GB5E \
501 )
502
503/*-----------------------------------------------------------------------
504 * TBSCR - Time Base Status and Control UM 11-26
505 *-----------------------------------------------------------------------
506 * Clear Reference Interrupt Status, Timebase freeze enabled
507 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200508#define CONFIG_SYS_TBSCR ( TBSCR_REFA | \
wdenk5b1d7132002-11-03 00:07:02 +0000509 TBSCR_REFB | \
510 TBSCR_TBF \
511 )
512
513/*-----------------------------------------------------------------------
514 * RTCSC - Real-Time Clock Status and Control Register UM 11-27
515 *-----------------------------------------------------------------------
516 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200517#define CONFIG_SYS_RTCSC ( RTCSC_SEC | \
wdenk5b1d7132002-11-03 00:07:02 +0000518 RTCSC_ALR | \
519 RTCSC_RTF | \
520 RTCSC_RTE \
521 )
522
523/*-----------------------------------------------------------------------
524 * PISCR - Periodic Interrupt Status and Control UM 11-31
525 *-----------------------------------------------------------------------
526 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
527 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200528#define CONFIG_SYS_PISCR ( PISCR_PS | \
wdenk5b1d7132002-11-03 00:07:02 +0000529 PISCR_PITF \
530 )
531
532/*-----------------------------------------------------------------------
533 * PLPRCR - PLL, Low-Power, and Reset Control Register UM 15-30
534 *-----------------------------------------------------------------------
535 * Reset PLL lock status sticky bit, timer expired status bit and timer
536 * interrupt status bit. Set MF for 1:2:1 mode.
537 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200538#define CONFIG_SYS_PLPRCR ( ((0x1 << PLPRCR_MF_SHIFT) & PLPRCR_MF_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000539 PLPRCR_SPLSS | \
540 PLPRCR_TEXPS | \
541 PLPRCR_TMIST \
542 )
543
544/*-----------------------------------------------------------------------
545 * SCCR - System Clock and reset Control Register UM 15-27
546 *-----------------------------------------------------------------------
547 * Set clock output, timebase and RTC source and divider,
548 * power management and some other internal clocks
549 */
550#define SCCR_MASK SCCR_EBDF11
551
wdenk7aa78612003-05-03 15:50:43 +0000552#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200553#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200554 SCCR_COM00 | /* full strength CLKOUT */ \
555 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
556 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk5b1d7132002-11-03 00:07:02 +0000557 SCCR_DFNL000 | \
558 SCCR_DFNH000 \
559 )
wdenk7aa78612003-05-03 15:50:43 +0000560#else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200561#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200562 SCCR_COM00 | /* full strength CLKOUT */ \
563 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
564 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk7aa78612003-05-03 15:50:43 +0000565 SCCR_DFNL000 | \
566 SCCR_DFNH000 | \
567 SCCR_RTDIV | \
568 SCCR_RTSEL \
569 )
570#endif
wdenk5b1d7132002-11-03 00:07:02 +0000571
572/*-----------------------------------------------------------------------
573 * DER - Debug Enable Register UM 37-46
574 *-----------------------------------------------------------------------
575 * Mask all events that can cause entry into debug mode
576 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200577#define CONFIG_SYS_DER 0
wdenk5b1d7132002-11-03 00:07:02 +0000578
579/*
580 * Initialize Memory Controller:
581 *
582 * BR0 and OR0 (FLASH memory)
583 */
584#define FLASH_BASE0_PRELIM FLASH_BASE
585
586/*
587 * Flash address mask
588 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200589#define CONFIG_SYS_PRELIM_OR_AM 0xfe000000
wdenk5b1d7132002-11-03 00:07:02 +0000590
591/*
592 * FLASH timing:
593 * 33 Mhz bus with ACS = 11, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1
594 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200595#define CONFIG_SYS_OR_TIMING_FLASH ( OR_CSNT_SAM | \
wdenk5b1d7132002-11-03 00:07:02 +0000596 OR_ACS_DIV2 | \
597 OR_BI | \
598 OR_SCY_2_CLK | \
599 OR_TRLX | \
600 OR_EHTR \
601 )
602
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200603#define CONFIG_SYS_OR0_PRELIM ( CONFIG_SYS_PRELIM_OR_AM | \
604 CONFIG_SYS_OR_TIMING_FLASH \
wdenk5b1d7132002-11-03 00:07:02 +0000605 )
606
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200607#define CONFIG_SYS_BR0_PRELIM ( (FLASH_BASE0_PRELIM & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000608 BR_MS_GPCM | \
609 BR_PS_8 | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200610 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000611 )
612
613/*
614 * SDRAM configuration
615 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200616#define CONFIG_SYS_OR1_AM 0xfc000000
617#define CONFIG_SYS_OR1 ( (CONFIG_SYS_OR1_AM & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000618 OR_CSNT_SAM \
619 )
620
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200621#define CONFIG_SYS_BR1 ( (SDRAM_BASE & BR_BA_MSK) | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200622 BR_MS_UPMA | \
623 BR_PS_32 | \
624 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000625 )
626
627/*
628 * Refresh rate 7.8 us (= 64 ms / 8K = 31.2 uS quad bursts) for one bank
629 * of 256 MBit SDRAM
630 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200631#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16
wdenk5b1d7132002-11-03 00:07:02 +0000632
633/*
634 * Periodic timer for refresh @ 33 MHz system clock
635 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200636#define CONFIG_SYS_MAMR_PTA 64
wdenk5b1d7132002-11-03 00:07:02 +0000637
638/*
639 * MAMR settings for SDRAM
640 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200641#define CONFIG_SYS_MAMR_8COL ( (CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200642 MAMR_PTAE | \
wdenk5b1d7132002-11-03 00:07:02 +0000643 MAMR_AMA_TYPE_1 | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200644 MAMR_DSA_1_CYCL | \
wdenk5b1d7132002-11-03 00:07:02 +0000645 MAMR_G0CLA_A10 | \
646 MAMR_RLFA_1X | \
647 MAMR_WLFA_1X | \
648 MAMR_TLFA_4X \
649 )
650
651/*
652 * CS2* configuration for Disk On Chip:
653 * 33 MHz bus with TRLX=1, ACS=11, CSNT=1, EBDF=1, SCY=2, EHTR=1,
654 * no burst.
655 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200656#define CONFIG_SYS_OR2_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000657 OR_CSNT_SAM | \
658 OR_ACS_DIV2 | \
659 OR_BI | \
660 OR_SCY_2_CLK | \
661 OR_TRLX | \
662 OR_EHTR \
663 )
664
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200665#define CONFIG_SYS_BR2_PRELIM ( (DOC_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000666 BR_PS_8 | \
667 BR_MS_GPCM | \
668 BR_V \
669 )
670
671/*
672 * CS3* configuration for FPGA:
673 * 33 MHz bus with SCY=15, no burst.
674 * The FPGA uses TA and TEA to terminate bus cycles, but we
675 * clear SETA and set the cycle length to a large number so that
676 * the cycle will still complete even if there is a configuration
677 * error that prevents TA from asserting on FPGA accesss.
678 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200679#define CONFIG_SYS_OR3_PRELIM ( (0xfc000000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000680 OR_SCY_15_CLK | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200681 OR_BI \
wdenk5b1d7132002-11-03 00:07:02 +0000682 )
683
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200684#define CONFIG_SYS_BR3_PRELIM ( (FPGA_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000685 BR_PS_32 | \
686 BR_MS_GPCM | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200687 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000688 )
689/*
690 * CS4* configuration for FPGA SelectMap configuration interface.
691 * 33 MHz bus, UPMB, no burst. Do not assert GPLB5 on falling edge
692 * of GCLK1_50
693 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200694#define CONFIG_SYS_OR4_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000695 OR_G5LS | \
696 OR_BI \
697 )
698
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200699#define CONFIG_SYS_BR4_PRELIM ( (SELECTMAP_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000700 BR_PS_8 | \
701 BR_MS_UPMB | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200702 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000703 )
704
705/*
706 * CS5* configuration for Mil-Std 1553 databus interface.
707 * 33 MHz bus, GPCM, no burst.
708 * The 1553 interface uses TA and TEA to terminate bus cycles,
709 * but we clear SETA and set the cycle length to a large number so that
710 * the cycle will still complete even if there is a configuration
711 * error that prevents TA from asserting on FPGA accesss.
712 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200713#define CONFIG_SYS_OR5_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000714 OR_SCY_15_CLK | \
715 OR_EHTR | \
716 OR_TRLX | \
717 OR_CSNT_SAM | \
718 OR_BI \
719 )
720
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200721#define CONFIG_SYS_BR5_PRELIM ( (M1553_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000722 BR_PS_16 | \
723 BR_MS_GPCM | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200724 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000725 )
726
727/*
728 * Boot Flags
729 */
730#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
731#define BOOTFLAG_WARM 0x02 /* Software reboot */
732
733/*
wdenk5b1d7132002-11-03 00:07:02 +0000734 * FEC interrupt assignment
735 */
736#define FEC_INTERRUPT SIU_LEVEL1
737
738/*
739 * Sanity checks
740 */
741#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
742#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
743#endif
744
745#endif /* __CONFIG_GEN860T_H */