blob: 9a649ca125fec2ca3682c93aa18ab1d35075ce00 [file] [log] [blame]
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/*
wdenk5b1d7132002-11-03 00:07:02 +000099 * Turn off the watchdog timer
100 */
101#undef CONFIG_WATCHDOG
102
103/*
104 * Do not reboot if a panic occurs
105 */
106#define CONFIG_PANIC_HANG
107
108/*
109 * Enable the status LED
110 */
111#define CONFIG_STATUS_LED
112
113/*
114 * Reset address. We pick an address such that when an instruction
115 * is executed at that address, a machine check exception occurs
116 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200117#define CONFIG_SYS_RESET_ADDRESS ((ulong) -1)
wdenk5b1d7132002-11-03 00:07:02 +0000118
119/*
120 * BOOTP options
121 */
Jon Loeliger1cb2cb62007-07-09 21:16:53 -0500122#define CONFIG_BOOTP_SUBNETMASK
123#define CONFIG_BOOTP_GATEWAY
124#define CONFIG_BOOTP_HOSTNAME
125#define CONFIG_BOOTP_BOOTPATH
126#define CONFIG_BOOTP_BOOTFILESIZE
127
wdenk5b1d7132002-11-03 00:07:02 +0000128
129/*
130 * The GEN860T network interface uses the on-chip 10/100 FEC with
131 * an Intel LXT971A PHY connected to the 860T's MII. The PHY's
132 * MII address is hardwired on the board to zero.
133 */
134#define CONFIG_FEC_ENET
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200135#define CONFIG_SYS_DISCOVER_PHY
wdenk5b1d7132002-11-03 00:07:02 +0000136#define CONFIG_MII
TsiChung Liewb3162452008-03-30 01:22:13 -0500137#define CONFIG_MII_INIT 1
Wolfgang Denka1be4762008-05-20 16:00:29 +0200138#define CONFIG_PHY_ADDR 0
wdenk5b1d7132002-11-03 00:07:02 +0000139
140/*
141 * Set default IP stuff just to get bootstrap entries into the
Wolfgang Denk85c25df2009-04-01 23:34:12 +0200142 * environment so that we can source the full default environment.
wdenk5b1d7132002-11-03 00:07:02 +0000143 */
144#define CONFIG_ETHADDR 9a:52:63:15:85:25
wdenk541a76d2003-05-03 15:50:43 +0000145#define CONFIG_SERVERIP 10.0.4.201
wdenk5b1d7132002-11-03 00:07:02 +0000146#define CONFIG_IPADDR 10.0.4.111
147
148/*
149 * This board has a 32 kibibyte EEPROM (Atmel AT24C256) connected to
150 * the MPC860T I2C interface.
151 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200152#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
153#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 byte pages */
154#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 12 /* 10 mS w/ 20% margin */
155#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* need 16 bit address */
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200156#define CONFIG_ENV_EEPROM_SIZE (32 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000157
wdenk5b1d7132002-11-03 00:07:02 +0000158/*
wdenk541a76d2003-05-03 15:50:43 +0000159 * Enable I2C and select the hardware/software driver
wdenk5b1d7132002-11-03 00:07:02 +0000160 */
wdenk541a76d2003-05-03 15:50:43 +0000161#define CONFIG_HARD_I2C 1 /* CPM based I2C */
Wolfgang Denka1be4762008-05-20 16:00:29 +0200162#undef CONFIG_SOFT_I2C /* Bit-banged I2C */
wdenk541a76d2003-05-03 15:50:43 +0000163
164#ifdef CONFIG_HARD_I2C
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200165#define CONFIG_SYS_I2C_SPEED 100000 /* clock speed in Hz */
166#define CONFIG_SYS_I2C_SLAVE 0xFE /* I2C slave address */
wdenk541a76d2003-05-03 15:50:43 +0000167#endif
168
169#ifdef CONFIG_SOFT_I2C
wdenk5b1d7132002-11-03 00:07:02 +0000170#define PB_SCL 0x00000020 /* PB 26 */
Wolfgang Denka1be4762008-05-20 16:00:29 +0200171#define PB_SDA 0x00000010 /* PB 27 */
wdenk5b1d7132002-11-03 00:07:02 +0000172#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
173#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
174#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
175#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
176#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
177 else immr->im_cpm.cp_pbdat &= ~PB_SDA
178#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
179 else immr->im_cpm.cp_pbdat &= ~PB_SCL
180#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
wdenk541a76d2003-05-03 15:50:43 +0000181#endif
wdenk5b1d7132002-11-03 00:07:02 +0000182
183/*
184 * Allow environment overwrites by anyone
185 */
186#define CONFIG_ENV_OVERWRITE
187
wdenk541a76d2003-05-03 15:50:43 +0000188#if !defined(CONFIG_SC)
wdenk5b1d7132002-11-03 00:07:02 +0000189/*
190 * The MPC860's internal RTC is horribly broken in rev D masks. Three
191 * internal MPC860T circuit nodes were inadvertently left floating; this
192 * causes KAPWR current in power down mode to be three orders of magnitude
193 * higher than specified in the datasheet (from 10 uA to 10 mA). No
194 * reasonable battery can keep that kind RTC running during powerdown for any
195 * length of time, so we use an external RTC on the I2C bus instead.
196 */
wdenk5b1d7132002-11-03 00:07:02 +0000197#define CONFIG_RTC_DS1337
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200198#define CONFIG_SYS_I2C_RTC_ADDR 0x68
wdenk5b1d7132002-11-03 00:07:02 +0000199
wdenk541a76d2003-05-03 15:50:43 +0000200#else
wdenk5b1d7132002-11-03 00:07:02 +0000201/*
wdenk541a76d2003-05-03 15:50:43 +0000202 * No external RTC on SC variant, so we're stuck with the internal one.
wdenk5b1d7132002-11-03 00:07:02 +0000203 */
wdenk541a76d2003-05-03 15:50:43 +0000204#define CONFIG_RTC_MPC8xx
205#endif
206
207/*
208 * Power On Self Test support
209 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200210#define CONFIG_POST ( CONFIG_SYS_POST_CACHE | \
211 CONFIG_SYS_POST_MEMORY | \
212 CONFIG_SYS_POST_CPU | \
213 CONFIG_SYS_POST_UART | \
214 CONFIG_SYS_POST_SPR )
wdenk541a76d2003-05-03 15:50:43 +0000215
Jon Loeliger257c3c72007-07-07 21:04:26 -0500216
wdenk5b1d7132002-11-03 00:07:02 +0000217/*
Jon Loeliger257c3c72007-07-07 21:04:26 -0500218 * Command line configuration.
wdenk5b1d7132002-11-03 00:07:02 +0000219 */
Jon Loeliger257c3c72007-07-07 21:04:26 -0500220#include <config_cmd_default.h>
221
222#define CONFIG_CMD_ASKENV
223#define CONFIG_CMD_DHCP
224#define CONFIG_CMD_I2C
225#define CONFIG_CMD_EEPROM
226#define CONFIG_CMD_REGINFO
227#define CONFIG_CMD_IMMAP
228#define CONFIG_CMD_ELF
229#define CONFIG_CMD_DATE
230#define CONFIG_CMD_FPGA
231#define CONFIG_CMD_MII
232#define CONFIG_CMD_BEDBUG
wdenk541a76d2003-05-03 15:50:43 +0000233
Jon Loeligerb5777d12007-07-08 17:02:01 -0500234#ifdef CONFIG_POST
Wolfgang Denk4d5a8e32007-08-02 00:48:45 +0200235#define CONFIG_CMD_DIAG
Jon Loeligerb5777d12007-07-08 17:02:01 -0500236#endif
Jon Loeliger257c3c72007-07-07 21:04:26 -0500237
wdenk5b1d7132002-11-03 00:07:02 +0000238/*
239 * There is no IDE/PCMCIA hardware support on the board.
240 */
241#undef CONFIG_IDE_PCMCIA
242#undef CONFIG_IDE_LED
243#undef CONFIG_IDE_RESET
244
245/*
246 * Enable the call to misc_init_r() for miscellaneous platform
247 * dependent initialization.
248 */
249#define CONFIG_MISC_INIT_R
250
251/*
252 * Enable call to last_stage_init() so we can twiddle some LEDS :)
253 */
254#define CONFIG_LAST_STAGE_INIT
255
256/*
257 * Virtex2 FPGA configuration support
258 */
259#define CONFIG_FPGA_COUNT 1
Matthias Fuchsa4400872007-12-27 17:12:34 +0100260#define CONFIG_FPGA
261#define CONFIG_FPGA_XILINX
262#define CONFIG_FPGA_VIRTEX2
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200263#define CONFIG_SYS_FPGA_PROG_FEEDBACK
wdenk5b1d7132002-11-03 00:07:02 +0000264
wdenk5b1d7132002-11-03 00:07:02 +0000265/*
266 * Verbose help from command monitor.
267 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200268#define CONFIG_SYS_LONGHELP
wdenk541a76d2003-05-03 15:50:43 +0000269#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200270#define CONFIG_SYS_PROMPT "B2> "
wdenk541a76d2003-05-03 15:50:43 +0000271#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200272#define CONFIG_SYS_PROMPT "SC> "
wdenk541a76d2003-05-03 15:50:43 +0000273#endif
274
wdenk5b1d7132002-11-03 00:07:02 +0000275
276/*
277 * Use the "hush" command parser
278 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200279#define CONFIG_SYS_HUSH_PARSER
wdenk5b1d7132002-11-03 00:07:02 +0000280
281/*
282 * Set buffer size for console I/O
283 */
Jon Loeliger257c3c72007-07-07 21:04:26 -0500284#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200285#define CONFIG_SYS_CBSIZE 1024
wdenk5b1d7132002-11-03 00:07:02 +0000286#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200287#define CONFIG_SYS_CBSIZE 256
wdenk5b1d7132002-11-03 00:07:02 +0000288#endif
289
290/*
291 * Print buffer size
292 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200293#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
wdenk5b1d7132002-11-03 00:07:02 +0000294
295/*
296 * Maximum number of arguments that a command can accept
297 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200298#define CONFIG_SYS_MAXARGS 16
wdenk5b1d7132002-11-03 00:07:02 +0000299
300/*
301 * Boot argument buffer size
302 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200303#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
wdenk5b1d7132002-11-03 00:07:02 +0000304
305/*
306 * Default memory test range
307 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200308#define CONFIG_SYS_MEMTEST_START 0x0100000
309#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + (128 * 1024))
wdenk5b1d7132002-11-03 00:07:02 +0000310
311/*
312 * Select the more full-featured memory test
313 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200314#define CONFIG_SYS_ALT_MEMTEST
wdenk5b1d7132002-11-03 00:07:02 +0000315
316/*
317 * Default load address
318 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200319#define CONFIG_SYS_LOAD_ADDR 0x01000000
wdenk5b1d7132002-11-03 00:07:02 +0000320
321/*
322 * Set decrementer frequency (1 ms ticks)
323 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200324#define CONFIG_SYS_HZ 1000
wdenk5b1d7132002-11-03 00:07:02 +0000325
326/*
327 * Device memory map (after SDRAM remap to 0x0):
328 *
329 * CS Device Base Addr Size
330 * ----------------------------------------------------
331 * CS0* Flash 0x40000000 64 M
332 * CS1* SDRAM 0x00000000 16 M
333 * CS2* Disk-On-Chip 0x50000000 32 K
334 * CS3* FPGA 0x60000000 64 M
335 * CS4* SelectMap 0x70000000 32 K
336 * CS5* Mil-Std 1553 I/F 0x80000000 32 K
337 * CS6* Unused
338 * CS7* Unused
339 * IMMR 860T Registers 0xfff00000
340 */
341
342/*
343 * Base addresses and block sizes
344 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200345#define CONFIG_SYS_IMMR 0xFF000000
wdenk5b1d7132002-11-03 00:07:02 +0000346
347#define SDRAM_BASE 0x00000000
348#define SDRAM_SIZE (64 * 1024 * 1024)
349
350#define FLASH_BASE 0x40000000
351#define FLASH_SIZE (16 * 1024 * 1024)
352
353#define DOC_BASE 0x50000000
354#define DOC_SIZE (32 * 1024)
355
356#define FPGA_BASE 0x60000000
357#define FPGA_SIZE (64 * 1024 * 1024)
358
359#define SELECTMAP_BASE 0x70000000
360#define SELECTMAP_SIZE (32 * 1024)
361
362#define M1553_BASE 0x80000000
363#define M1553_SIZE (64 * 1024)
364
365/*
366 * Definitions for initial stack pointer and data area (in DPRAM)
367 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200368#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
Wolfgang Denk1c2e98e2010-10-26 13:32:32 +0200369#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200370#define CONFIG_SYS_INIT_DATA_SIZE 64 /* # bytes reserved for initial data*/
Wolfgang Denk1c2e98e2010-10-26 13:32:32 +0200371#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 +0200372#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
wdenk5b1d7132002-11-03 00:07:02 +0000373
374/*
375 * Start addresses for the final memory configuration
376 * (Set up by the startup code)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200377 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
wdenk5b1d7132002-11-03 00:07:02 +0000378 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200379#define CONFIG_SYS_SDRAM_BASE SDRAM_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000380
381/*
382 * FLASH organization
383 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200384#define CONFIG_SYS_FLASH_BASE FLASH_BASE
385#define CONFIG_SYS_FLASH_SIZE FLASH_SIZE
386#define CONFIG_SYS_FLASH_SECT_SIZE (128 * 1024)
387#define CONFIG_SYS_MAX_FLASH_BANKS 1
388#define CONFIG_SYS_MAX_FLASH_SECT 128
wdenk5b1d7132002-11-03 00:07:02 +0000389
390/*
391 * The timeout values are for an entire chip and are in milliseconds.
392 * Yes I know that the write timeout is huge. Accroding to the
393 * datasheet a single byte takes 630 uS (round to 1 ms) max at worst
394 * case VCC and temp after 100K programming cycles. It works out
395 * to 280 minutes (might as well be forever).
396 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200397#define CONFIG_SYS_FLASH_ERASE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 5000)
398#define CONFIG_SYS_FLASH_WRITE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 128 * 1024 * 1)
wdenk5b1d7132002-11-03 00:07:02 +0000399
400/*
401 * Allow direct writes to FLASH from tftp transfers (** dangerous **)
402 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200403#define CONFIG_SYS_DIRECT_FLASH_TFTP
wdenk5b1d7132002-11-03 00:07:02 +0000404
405/*
406 * Reserve memory for U-Boot.
407 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200408#define CONFIG_SYS_MAX_UBOOT_SECTS 4
409#define CONFIG_SYS_MONITOR_LEN (CONFIG_SYS_MAX_UBOOT_SECTS * CONFIG_SYS_FLASH_SECT_SIZE)
410#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000411
412/*
413 * Select environment placement. NOTE that u-boot.lds must
414 * be edited if this is changed!
415 */
Jean-Christophe PLAGNIOL-VILLARD53db4cd2008-09-10 22:48:04 +0200416#undef CONFIG_ENV_IS_IN_FLASH
Jean-Christophe PLAGNIOL-VILLARDe46af642008-09-05 09:19:30 +0200417#define CONFIG_ENV_IS_IN_EEPROM
wdenk5b1d7132002-11-03 00:07:02 +0000418
Jean-Christophe PLAGNIOL-VILLARDe46af642008-09-05 09:19:30 +0200419#if defined(CONFIG_ENV_IS_IN_EEPROM)
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200420#define CONFIG_ENV_SIZE (2 * 1024)
421#define CONFIG_ENV_OFFSET (CONFIG_ENV_EEPROM_SIZE - (8 * 1024))
wdenk5b1d7132002-11-03 00:07:02 +0000422#else
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200423#define CONFIG_ENV_SIZE 0x1000
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200424#define CONFIG_ENV_SECT_SIZE CONFIG_SYS_FLASH_SECT_SIZE
wdenk541a76d2003-05-03 15:50:43 +0000425
426/*
427 * This ultimately gets passed right into the linker script, so we have to
428 * use a number :(
429 */
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200430#define CONFIG_ENV_OFFSET 0x060000
wdenk5b1d7132002-11-03 00:07:02 +0000431#endif
432
433/*
434 * Reserve memory for malloc()
435 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200436#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000437
438/*
439 * For booting Linux, the board info and command line data
440 * have to be in the first 8 MB of memory, since this is
441 * the maximum mapped by the Linux kernel during initialization.
442 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200443#define CONFIG_SYS_BOOTMAPSZ (8 * 1024 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000444
445/*
446 * Cache Configuration
447 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200448#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
Jon Loeliger257c3c72007-07-07 21:04:26 -0500449#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200450#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of above value */
wdenk5b1d7132002-11-03 00:07:02 +0000451#endif
452
453/*------------------------------------------------------------------------
wdenk541a76d2003-05-03 15:50:43 +0000454 * SYPCR - System Protection Control UM 11-9
wdenk5b1d7132002-11-03 00:07:02 +0000455 * -----------------------------------------------------------------------
456 * SYPCR can only be written once after reset!
457 *
458 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
459 */
460#if defined(CONFIG_WATCHDOG)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200461#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200462 SYPCR_BMT | \
463 SYPCR_BME | \
464 SYPCR_SWF | \
465 SYPCR_SWE | \
wdenk5b1d7132002-11-03 00:07:02 +0000466 SYPCR_SWRI | \
467 SYPCR_SWP \
468 )
469#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200470#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200471 SYPCR_BMT | \
472 SYPCR_BME | \
473 SYPCR_SWF | \
wdenk5b1d7132002-11-03 00:07:02 +0000474 SYPCR_SWP \
475 )
476#endif
477
478/*-----------------------------------------------------------------------
479 * SIUMCR - SIU Module Configuration UM 11-6
480 *-----------------------------------------------------------------------
481 * Set debug pin mux, enable SPKROUT and GPLB5*.
482 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200483#define CONFIG_SYS_SIUMCR ( SIUMCR_DBGC11 | \
wdenk5b1d7132002-11-03 00:07:02 +0000484 SIUMCR_DBPC11 | \
485 SIUMCR_MLRC11 | \
486 SIUMCR_GB5E \
487 )
488
489/*-----------------------------------------------------------------------
490 * TBSCR - Time Base Status and Control UM 11-26
491 *-----------------------------------------------------------------------
492 * Clear Reference Interrupt Status, Timebase freeze enabled
493 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200494#define CONFIG_SYS_TBSCR ( TBSCR_REFA | \
wdenk5b1d7132002-11-03 00:07:02 +0000495 TBSCR_REFB | \
496 TBSCR_TBF \
497 )
498
499/*-----------------------------------------------------------------------
500 * RTCSC - Real-Time Clock Status and Control Register UM 11-27
501 *-----------------------------------------------------------------------
502 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200503#define CONFIG_SYS_RTCSC ( RTCSC_SEC | \
wdenk5b1d7132002-11-03 00:07:02 +0000504 RTCSC_ALR | \
505 RTCSC_RTF | \
506 RTCSC_RTE \
507 )
508
509/*-----------------------------------------------------------------------
510 * PISCR - Periodic Interrupt Status and Control UM 11-31
511 *-----------------------------------------------------------------------
512 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
513 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200514#define CONFIG_SYS_PISCR ( PISCR_PS | \
wdenk5b1d7132002-11-03 00:07:02 +0000515 PISCR_PITF \
516 )
517
518/*-----------------------------------------------------------------------
519 * PLPRCR - PLL, Low-Power, and Reset Control Register UM 15-30
520 *-----------------------------------------------------------------------
521 * Reset PLL lock status sticky bit, timer expired status bit and timer
522 * interrupt status bit. Set MF for 1:2:1 mode.
523 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200524#define CONFIG_SYS_PLPRCR ( ((0x1 << PLPRCR_MF_SHIFT) & PLPRCR_MF_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000525 PLPRCR_SPLSS | \
526 PLPRCR_TEXPS | \
527 PLPRCR_TMIST \
528 )
529
530/*-----------------------------------------------------------------------
531 * SCCR - System Clock and reset Control Register UM 15-27
532 *-----------------------------------------------------------------------
533 * Set clock output, timebase and RTC source and divider,
534 * power management and some other internal clocks
535 */
536#define SCCR_MASK SCCR_EBDF11
537
wdenk541a76d2003-05-03 15:50:43 +0000538#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200539#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200540 SCCR_COM00 | /* full strength CLKOUT */ \
541 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
542 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk5b1d7132002-11-03 00:07:02 +0000543 SCCR_DFNL000 | \
544 SCCR_DFNH000 \
545 )
wdenk541a76d2003-05-03 15:50:43 +0000546#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200547#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200548 SCCR_COM00 | /* full strength CLKOUT */ \
549 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
550 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk541a76d2003-05-03 15:50:43 +0000551 SCCR_DFNL000 | \
552 SCCR_DFNH000 | \
553 SCCR_RTDIV | \
554 SCCR_RTSEL \
555 )
556#endif
wdenk5b1d7132002-11-03 00:07:02 +0000557
558/*-----------------------------------------------------------------------
559 * DER - Debug Enable Register UM 37-46
560 *-----------------------------------------------------------------------
561 * Mask all events that can cause entry into debug mode
562 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200563#define CONFIG_SYS_DER 0
wdenk5b1d7132002-11-03 00:07:02 +0000564
565/*
566 * Initialize Memory Controller:
567 *
568 * BR0 and OR0 (FLASH memory)
569 */
570#define FLASH_BASE0_PRELIM FLASH_BASE
571
572/*
573 * Flash address mask
574 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200575#define CONFIG_SYS_PRELIM_OR_AM 0xfe000000
wdenk5b1d7132002-11-03 00:07:02 +0000576
577/*
578 * FLASH timing:
579 * 33 Mhz bus with ACS = 11, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1
580 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200581#define CONFIG_SYS_OR_TIMING_FLASH ( OR_CSNT_SAM | \
wdenk5b1d7132002-11-03 00:07:02 +0000582 OR_ACS_DIV2 | \
583 OR_BI | \
584 OR_SCY_2_CLK | \
585 OR_TRLX | \
586 OR_EHTR \
587 )
588
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200589#define CONFIG_SYS_OR0_PRELIM ( CONFIG_SYS_PRELIM_OR_AM | \
590 CONFIG_SYS_OR_TIMING_FLASH \
wdenk5b1d7132002-11-03 00:07:02 +0000591 )
592
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200593#define CONFIG_SYS_BR0_PRELIM ( (FLASH_BASE0_PRELIM & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000594 BR_MS_GPCM | \
595 BR_PS_8 | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200596 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000597 )
598
599/*
600 * SDRAM configuration
601 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200602#define CONFIG_SYS_OR1_AM 0xfc000000
603#define CONFIG_SYS_OR1 ( (CONFIG_SYS_OR1_AM & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000604 OR_CSNT_SAM \
605 )
606
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200607#define CONFIG_SYS_BR1 ( (SDRAM_BASE & BR_BA_MSK) | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200608 BR_MS_UPMA | \
609 BR_PS_32 | \
610 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000611 )
612
613/*
614 * Refresh rate 7.8 us (= 64 ms / 8K = 31.2 uS quad bursts) for one bank
615 * of 256 MBit SDRAM
616 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200617#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16
wdenk5b1d7132002-11-03 00:07:02 +0000618
619/*
620 * Periodic timer for refresh @ 33 MHz system clock
621 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200622#define CONFIG_SYS_MAMR_PTA 64
wdenk5b1d7132002-11-03 00:07:02 +0000623
624/*
625 * MAMR settings for SDRAM
626 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200627#define CONFIG_SYS_MAMR_8COL ( (CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200628 MAMR_PTAE | \
wdenk5b1d7132002-11-03 00:07:02 +0000629 MAMR_AMA_TYPE_1 | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200630 MAMR_DSA_1_CYCL | \
wdenk5b1d7132002-11-03 00:07:02 +0000631 MAMR_G0CLA_A10 | \
632 MAMR_RLFA_1X | \
633 MAMR_WLFA_1X | \
634 MAMR_TLFA_4X \
635 )
636
637/*
638 * CS2* configuration for Disk On Chip:
639 * 33 MHz bus with TRLX=1, ACS=11, CSNT=1, EBDF=1, SCY=2, EHTR=1,
640 * no burst.
641 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200642#define CONFIG_SYS_OR2_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000643 OR_CSNT_SAM | \
644 OR_ACS_DIV2 | \
645 OR_BI | \
646 OR_SCY_2_CLK | \
647 OR_TRLX | \
648 OR_EHTR \
649 )
650
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200651#define CONFIG_SYS_BR2_PRELIM ( (DOC_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000652 BR_PS_8 | \
653 BR_MS_GPCM | \
654 BR_V \
655 )
656
657/*
658 * CS3* configuration for FPGA:
659 * 33 MHz bus with SCY=15, no burst.
660 * The FPGA uses TA and TEA to terminate bus cycles, but we
661 * clear SETA and set the cycle length to a large number so that
662 * the cycle will still complete even if there is a configuration
663 * error that prevents TA from asserting on FPGA accesss.
664 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200665#define CONFIG_SYS_OR3_PRELIM ( (0xfc000000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000666 OR_SCY_15_CLK | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200667 OR_BI \
wdenk5b1d7132002-11-03 00:07:02 +0000668 )
669
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200670#define CONFIG_SYS_BR3_PRELIM ( (FPGA_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000671 BR_PS_32 | \
672 BR_MS_GPCM | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200673 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000674 )
675/*
676 * CS4* configuration for FPGA SelectMap configuration interface.
677 * 33 MHz bus, UPMB, no burst. Do not assert GPLB5 on falling edge
678 * of GCLK1_50
679 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200680#define CONFIG_SYS_OR4_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000681 OR_G5LS | \
682 OR_BI \
683 )
684
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200685#define CONFIG_SYS_BR4_PRELIM ( (SELECTMAP_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000686 BR_PS_8 | \
687 BR_MS_UPMB | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200688 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000689 )
690
691/*
692 * CS5* configuration for Mil-Std 1553 databus interface.
693 * 33 MHz bus, GPCM, no burst.
694 * The 1553 interface uses TA and TEA to terminate bus cycles,
695 * but we clear SETA and set the cycle length to a large number so that
696 * the cycle will still complete even if there is a configuration
697 * error that prevents TA from asserting on FPGA accesss.
698 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200699#define CONFIG_SYS_OR5_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000700 OR_SCY_15_CLK | \
701 OR_EHTR | \
702 OR_TRLX | \
703 OR_CSNT_SAM | \
704 OR_BI \
705 )
706
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200707#define CONFIG_SYS_BR5_PRELIM ( (M1553_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000708 BR_PS_16 | \
709 BR_MS_GPCM | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200710 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000711 )
712
713/*
wdenk5b1d7132002-11-03 00:07:02 +0000714 * FEC interrupt assignment
715 */
716#define FEC_INTERRUPT SIU_LEVEL1
717
718/*
719 * Sanity checks
720 */
721#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
722#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
723#endif
724
725#endif /* __CONFIG_GEN860T_H */