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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 *
Wolfgang Denkd79de1d2013-07-08 09:37:19 +02006 * SPDX-License-Identifier: GPL-2.0+
wdenk5b1d7132002-11-03 00:07:02 +00007 */
8
9/*
10 * board/config_GEN860T.h - board specific configuration options
11 */
12
13#ifndef __CONFIG_GEN860T_H
14#define __CONFIG_H
15
16/*
17 * High Level Configuration Options
18 */
19#define CONFIG_MPC860
20#define CONFIG_GEN860T
21
Wolfgang Denk291ba1b2010-10-06 09:05:45 +020022#define CONFIG_SYS_TEXT_BASE 0x40000000
23
wdenk5b1d7132002-11-03 00:07:02 +000024/*
25 * Identify the board
26 */
wdenk541a76d2003-05-03 15:50:43 +000027#if !defined(CONFIG_SC)
Wolfgang Denka1be4762008-05-20 16:00:29 +020028#define CONFIG_IDENT_STRING " B2"
wdenk541a76d2003-05-03 15:50:43 +000029#else
Wolfgang Denka1be4762008-05-20 16:00:29 +020030#define CONFIG_IDENT_STRING " SC"
wdenk541a76d2003-05-03 15:50:43 +000031#endif
wdenk5b1d7132002-11-03 00:07:02 +000032
33/*
34 * Don't depend on the RTC clock to determine clock frequency -
35 * the 860's internal rtc uses a 32.768 KHz clock which is
36 * generated by the DS1337 - and the DS1337 clock can be turned off.
37 */
wdenk541a76d2003-05-03 15:50:43 +000038#if !defined(CONFIG_SC)
Wolfgang Denka1be4762008-05-20 16:00:29 +020039#define CONFIG_8xx_GCLK_FREQ 66600000
wdenk541a76d2003-05-03 15:50:43 +000040#else
Wolfgang Denka1be4762008-05-20 16:00:29 +020041#define CONFIG_8xx_GCLK_FREQ 48000000
wdenk541a76d2003-05-03 15:50:43 +000042#endif
wdenk5b1d7132002-11-03 00:07:02 +000043
44/*
45 * The RS-232 console port is on SMC1
46 */
47#define CONFIG_8xx_CONS_SMC1
Wolfgang Denka1be4762008-05-20 16:00:29 +020048#define CONFIG_BAUDRATE 38400
wdenk5b1d7132002-11-03 00:07:02 +000049
50/*
wdenk5b1d7132002-11-03 00:07:02 +000051 * Print console information
52 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +020053#undef CONFIG_SYS_CONSOLE_INFO_QUIET
wdenk5b1d7132002-11-03 00:07:02 +000054
55/*
56 * Set the autoboot delay in seconds. A delay of -1 disables autoboot
57 */
58#define CONFIG_BOOTDELAY 5
59
60/*
61 * Pass the clock frequency to the Linux kernel in units of MHz
62 */
63#define CONFIG_CLOCKS_IN_MHZ
64
65#define CONFIG_PREBOOT \
66 "echo;echo"
67
68#undef CONFIG_BOOTARGS
69#define CONFIG_BOOTCOMMAND \
70 "bootp;" \
Wolfgang Denk86eb3b72005-11-20 21:40:11 +010071 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
72 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
wdenk5b1d7132002-11-03 00:07:02 +000073 "bootm"
74
75/*
76 * Turn off echo for serial download by default. Allow baud rate to be changed
77 * for downloads
78 */
79#undef CONFIG_LOADS_ECHO
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +020080#define CONFIG_SYS_LOADS_BAUD_CHANGE
wdenk5b1d7132002-11-03 00:07:02 +000081
82/*
wdenk5b1d7132002-11-03 00:07:02 +000083 * Turn off the watchdog timer
84 */
85#undef CONFIG_WATCHDOG
86
87/*
88 * Do not reboot if a panic occurs
89 */
90#define CONFIG_PANIC_HANG
91
92/*
93 * Enable the status LED
94 */
95#define CONFIG_STATUS_LED
96
97/*
98 * Reset address. We pick an address such that when an instruction
99 * is executed at that address, a machine check exception occurs
100 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200101#define CONFIG_SYS_RESET_ADDRESS ((ulong) -1)
wdenk5b1d7132002-11-03 00:07:02 +0000102
103/*
104 * BOOTP options
105 */
Jon Loeliger1cb2cb62007-07-09 21:16:53 -0500106#define CONFIG_BOOTP_SUBNETMASK
107#define CONFIG_BOOTP_GATEWAY
108#define CONFIG_BOOTP_HOSTNAME
109#define CONFIG_BOOTP_BOOTPATH
110#define CONFIG_BOOTP_BOOTFILESIZE
111
wdenk5b1d7132002-11-03 00:07:02 +0000112
113/*
114 * The GEN860T network interface uses the on-chip 10/100 FEC with
115 * an Intel LXT971A PHY connected to the 860T's MII. The PHY's
116 * MII address is hardwired on the board to zero.
117 */
118#define CONFIG_FEC_ENET
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200119#define CONFIG_SYS_DISCOVER_PHY
wdenk5b1d7132002-11-03 00:07:02 +0000120#define CONFIG_MII
TsiChung Liewb3162452008-03-30 01:22:13 -0500121#define CONFIG_MII_INIT 1
Wolfgang Denka1be4762008-05-20 16:00:29 +0200122#define CONFIG_PHY_ADDR 0
wdenk5b1d7132002-11-03 00:07:02 +0000123
124/*
125 * Set default IP stuff just to get bootstrap entries into the
Wolfgang Denk85c25df2009-04-01 23:34:12 +0200126 * environment so that we can source the full default environment.
wdenk5b1d7132002-11-03 00:07:02 +0000127 */
128#define CONFIG_ETHADDR 9a:52:63:15:85:25
wdenk541a76d2003-05-03 15:50:43 +0000129#define CONFIG_SERVERIP 10.0.4.201
wdenk5b1d7132002-11-03 00:07:02 +0000130#define CONFIG_IPADDR 10.0.4.111
131
132/*
133 * This board has a 32 kibibyte EEPROM (Atmel AT24C256) connected to
134 * the MPC860T I2C interface.
135 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200136#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
137#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 /* 64 byte pages */
138#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 12 /* 10 mS w/ 20% margin */
139#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* need 16 bit address */
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200140#define CONFIG_ENV_EEPROM_SIZE (32 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000141
wdenk5b1d7132002-11-03 00:07:02 +0000142/*
wdenk541a76d2003-05-03 15:50:43 +0000143 * Enable I2C and select the hardware/software driver
wdenk5b1d7132002-11-03 00:07:02 +0000144 */
Heiko Schocher479a4cf2013-01-29 08:53:15 +0100145#define CONFIG_HARD_I2C 1 /* CPM based I2C */
146#undef CONFIG_SYS_I2C_SOFT /* Bit-banged I2C */
wdenk541a76d2003-05-03 15:50:43 +0000147
148#ifdef CONFIG_HARD_I2C
Heiko Schocher479a4cf2013-01-29 08:53:15 +0100149#define CONFIG_SYS_I2C_SPEED 100000 /* clock speed in Hz */
150#define CONFIG_SYS_I2C_SLAVE 0xFE /* I2C slave address */
wdenk541a76d2003-05-03 15:50:43 +0000151#endif
152
Heiko Schocher479a4cf2013-01-29 08:53:15 +0100153#ifdef CONFIG_SYS_I2C_SOFT
154#define CONFIG_SYS_I2C
155#define CONFIG_SYS_I2C_SOFT_SPEED 50000
156#define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE
157#define PB_SCL 0x00000020 /* PB 26 */
158#define PB_SDA 0x00000010 /* PB 27 */
159#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
160#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
161#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
162#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
163#define I2C_SDA(bit) if (bit) \
164 immr->im_cpm.cp_pbdat |= PB_SDA; \
165 else \
166 immr->im_cpm.cp_pbdat &= ~PB_SDA
167#define I2C_SCL(bit) if (bit) \
168 immr->im_cpm.cp_pbdat |= PB_SCL; \
169 else \
170 immr->im_cpm.cp_pbdat &= ~PB_SCL
171#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
wdenk541a76d2003-05-03 15:50:43 +0000172#endif
wdenk5b1d7132002-11-03 00:07:02 +0000173
174/*
175 * Allow environment overwrites by anyone
176 */
177#define CONFIG_ENV_OVERWRITE
178
wdenk541a76d2003-05-03 15:50:43 +0000179#if !defined(CONFIG_SC)
wdenk5b1d7132002-11-03 00:07:02 +0000180/*
181 * The MPC860's internal RTC is horribly broken in rev D masks. Three
182 * internal MPC860T circuit nodes were inadvertently left floating; this
183 * causes KAPWR current in power down mode to be three orders of magnitude
184 * higher than specified in the datasheet (from 10 uA to 10 mA). No
185 * reasonable battery can keep that kind RTC running during powerdown for any
186 * length of time, so we use an external RTC on the I2C bus instead.
187 */
wdenk5b1d7132002-11-03 00:07:02 +0000188#define CONFIG_RTC_DS1337
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200189#define CONFIG_SYS_I2C_RTC_ADDR 0x68
wdenk5b1d7132002-11-03 00:07:02 +0000190
wdenk541a76d2003-05-03 15:50:43 +0000191#else
wdenk5b1d7132002-11-03 00:07:02 +0000192/*
wdenk541a76d2003-05-03 15:50:43 +0000193 * No external RTC on SC variant, so we're stuck with the internal one.
wdenk5b1d7132002-11-03 00:07:02 +0000194 */
wdenk541a76d2003-05-03 15:50:43 +0000195#define CONFIG_RTC_MPC8xx
196#endif
197
198/*
199 * Power On Self Test support
200 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200201#define CONFIG_POST ( CONFIG_SYS_POST_CACHE | \
202 CONFIG_SYS_POST_MEMORY | \
203 CONFIG_SYS_POST_CPU | \
204 CONFIG_SYS_POST_UART | \
205 CONFIG_SYS_POST_SPR )
wdenk541a76d2003-05-03 15:50:43 +0000206
Jon Loeliger257c3c72007-07-07 21:04:26 -0500207
wdenk5b1d7132002-11-03 00:07:02 +0000208/*
Jon Loeliger257c3c72007-07-07 21:04:26 -0500209 * Command line configuration.
wdenk5b1d7132002-11-03 00:07:02 +0000210 */
Jon Loeliger257c3c72007-07-07 21:04:26 -0500211#include <config_cmd_default.h>
212
213#define CONFIG_CMD_ASKENV
214#define CONFIG_CMD_DHCP
215#define CONFIG_CMD_I2C
216#define CONFIG_CMD_EEPROM
217#define CONFIG_CMD_REGINFO
218#define CONFIG_CMD_IMMAP
219#define CONFIG_CMD_ELF
220#define CONFIG_CMD_DATE
221#define CONFIG_CMD_FPGA
222#define CONFIG_CMD_MII
223#define CONFIG_CMD_BEDBUG
wdenk541a76d2003-05-03 15:50:43 +0000224
Jon Loeligerb5777d12007-07-08 17:02:01 -0500225#ifdef CONFIG_POST
Wolfgang Denk4d5a8e32007-08-02 00:48:45 +0200226#define CONFIG_CMD_DIAG
Jon Loeligerb5777d12007-07-08 17:02:01 -0500227#endif
Jon Loeliger257c3c72007-07-07 21:04:26 -0500228
wdenk5b1d7132002-11-03 00:07:02 +0000229/*
230 * There is no IDE/PCMCIA hardware support on the board.
231 */
232#undef CONFIG_IDE_PCMCIA
233#undef CONFIG_IDE_LED
234#undef CONFIG_IDE_RESET
235
236/*
237 * Enable the call to misc_init_r() for miscellaneous platform
238 * dependent initialization.
239 */
240#define CONFIG_MISC_INIT_R
241
242/*
243 * Enable call to last_stage_init() so we can twiddle some LEDS :)
244 */
245#define CONFIG_LAST_STAGE_INIT
246
247/*
248 * Virtex2 FPGA configuration support
249 */
250#define CONFIG_FPGA_COUNT 1
Matthias Fuchsa4400872007-12-27 17:12:34 +0100251#define CONFIG_FPGA
252#define CONFIG_FPGA_XILINX
253#define CONFIG_FPGA_VIRTEX2
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200254#define CONFIG_SYS_FPGA_PROG_FEEDBACK
wdenk5b1d7132002-11-03 00:07:02 +0000255
wdenk5b1d7132002-11-03 00:07:02 +0000256/*
257 * Verbose help from command monitor.
258 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200259#define CONFIG_SYS_LONGHELP
wdenk541a76d2003-05-03 15:50:43 +0000260#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200261#define CONFIG_SYS_PROMPT "B2> "
wdenk541a76d2003-05-03 15:50:43 +0000262#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200263#define CONFIG_SYS_PROMPT "SC> "
wdenk541a76d2003-05-03 15:50:43 +0000264#endif
265
wdenk5b1d7132002-11-03 00:07:02 +0000266
267/*
268 * Use the "hush" command parser
269 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200270#define CONFIG_SYS_HUSH_PARSER
wdenk5b1d7132002-11-03 00:07:02 +0000271
272/*
273 * Set buffer size for console I/O
274 */
Jon Loeliger257c3c72007-07-07 21:04:26 -0500275#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200276#define CONFIG_SYS_CBSIZE 1024
wdenk5b1d7132002-11-03 00:07:02 +0000277#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200278#define CONFIG_SYS_CBSIZE 256
wdenk5b1d7132002-11-03 00:07:02 +0000279#endif
280
281/*
282 * Print buffer size
283 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200284#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
wdenk5b1d7132002-11-03 00:07:02 +0000285
286/*
287 * Maximum number of arguments that a command can accept
288 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200289#define CONFIG_SYS_MAXARGS 16
wdenk5b1d7132002-11-03 00:07:02 +0000290
291/*
292 * Boot argument buffer size
293 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200294#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
wdenk5b1d7132002-11-03 00:07:02 +0000295
296/*
297 * Default memory test range
298 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200299#define CONFIG_SYS_MEMTEST_START 0x0100000
300#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + (128 * 1024))
wdenk5b1d7132002-11-03 00:07:02 +0000301
302/*
303 * Select the more full-featured memory test
304 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200305#define CONFIG_SYS_ALT_MEMTEST
wdenk5b1d7132002-11-03 00:07:02 +0000306
307/*
308 * Default load address
309 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200310#define CONFIG_SYS_LOAD_ADDR 0x01000000
wdenk5b1d7132002-11-03 00:07:02 +0000311
312/*
wdenk5b1d7132002-11-03 00:07:02 +0000313 * Device memory map (after SDRAM remap to 0x0):
314 *
315 * CS Device Base Addr Size
316 * ----------------------------------------------------
317 * CS0* Flash 0x40000000 64 M
318 * CS1* SDRAM 0x00000000 16 M
319 * CS2* Disk-On-Chip 0x50000000 32 K
320 * CS3* FPGA 0x60000000 64 M
321 * CS4* SelectMap 0x70000000 32 K
322 * CS5* Mil-Std 1553 I/F 0x80000000 32 K
323 * CS6* Unused
324 * CS7* Unused
325 * IMMR 860T Registers 0xfff00000
326 */
327
328/*
329 * Base addresses and block sizes
330 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200331#define CONFIG_SYS_IMMR 0xFF000000
wdenk5b1d7132002-11-03 00:07:02 +0000332
333#define SDRAM_BASE 0x00000000
334#define SDRAM_SIZE (64 * 1024 * 1024)
335
336#define FLASH_BASE 0x40000000
337#define FLASH_SIZE (16 * 1024 * 1024)
338
339#define DOC_BASE 0x50000000
340#define DOC_SIZE (32 * 1024)
341
342#define FPGA_BASE 0x60000000
343#define FPGA_SIZE (64 * 1024 * 1024)
344
345#define SELECTMAP_BASE 0x70000000
346#define SELECTMAP_SIZE (32 * 1024)
347
348#define M1553_BASE 0x80000000
349#define M1553_SIZE (64 * 1024)
350
351/*
352 * Definitions for initial stack pointer and data area (in DPRAM)
353 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200354#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
Wolfgang Denk1c2e98e2010-10-26 13:32:32 +0200355#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200356#define CONFIG_SYS_INIT_DATA_SIZE 64 /* # bytes reserved for initial data*/
Wolfgang Denk1c2e98e2010-10-26 13:32:32 +0200357#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 +0200358#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
wdenk5b1d7132002-11-03 00:07:02 +0000359
360/*
361 * Start addresses for the final memory configuration
362 * (Set up by the startup code)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200363 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
wdenk5b1d7132002-11-03 00:07:02 +0000364 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200365#define CONFIG_SYS_SDRAM_BASE SDRAM_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000366
367/*
368 * FLASH organization
369 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200370#define CONFIG_SYS_FLASH_BASE FLASH_BASE
371#define CONFIG_SYS_FLASH_SIZE FLASH_SIZE
372#define CONFIG_SYS_FLASH_SECT_SIZE (128 * 1024)
373#define CONFIG_SYS_MAX_FLASH_BANKS 1
374#define CONFIG_SYS_MAX_FLASH_SECT 128
wdenk5b1d7132002-11-03 00:07:02 +0000375
376/*
377 * The timeout values are for an entire chip and are in milliseconds.
378 * Yes I know that the write timeout is huge. Accroding to the
379 * datasheet a single byte takes 630 uS (round to 1 ms) max at worst
380 * case VCC and temp after 100K programming cycles. It works out
381 * to 280 minutes (might as well be forever).
382 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200383#define CONFIG_SYS_FLASH_ERASE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 5000)
384#define CONFIG_SYS_FLASH_WRITE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 128 * 1024 * 1)
wdenk5b1d7132002-11-03 00:07:02 +0000385
386/*
387 * Allow direct writes to FLASH from tftp transfers (** dangerous **)
388 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200389#define CONFIG_SYS_DIRECT_FLASH_TFTP
wdenk5b1d7132002-11-03 00:07:02 +0000390
391/*
392 * Reserve memory for U-Boot.
393 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200394#define CONFIG_SYS_MAX_UBOOT_SECTS 4
395#define CONFIG_SYS_MONITOR_LEN (CONFIG_SYS_MAX_UBOOT_SECTS * CONFIG_SYS_FLASH_SECT_SIZE)
396#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000397
398/*
399 * Select environment placement. NOTE that u-boot.lds must
400 * be edited if this is changed!
401 */
Jean-Christophe PLAGNIOL-VILLARD53db4cd2008-09-10 22:48:04 +0200402#undef CONFIG_ENV_IS_IN_FLASH
Jean-Christophe PLAGNIOL-VILLARDe46af642008-09-05 09:19:30 +0200403#define CONFIG_ENV_IS_IN_EEPROM
wdenk5b1d7132002-11-03 00:07:02 +0000404
Jean-Christophe PLAGNIOL-VILLARDe46af642008-09-05 09:19:30 +0200405#if defined(CONFIG_ENV_IS_IN_EEPROM)
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200406#define CONFIG_ENV_SIZE (2 * 1024)
407#define CONFIG_ENV_OFFSET (CONFIG_ENV_EEPROM_SIZE - (8 * 1024))
wdenk5b1d7132002-11-03 00:07:02 +0000408#else
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200409#define CONFIG_ENV_SIZE 0x1000
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200410#define CONFIG_ENV_SECT_SIZE CONFIG_SYS_FLASH_SECT_SIZE
wdenk541a76d2003-05-03 15:50:43 +0000411
412/*
413 * This ultimately gets passed right into the linker script, so we have to
414 * use a number :(
415 */
Jean-Christophe PLAGNIOL-VILLARD7e1cda62008-09-10 22:48:06 +0200416#define CONFIG_ENV_OFFSET 0x060000
wdenk5b1d7132002-11-03 00:07:02 +0000417#endif
418
419/*
420 * Reserve memory for malloc()
421 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200422#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000423
424/*
425 * For booting Linux, the board info and command line data
426 * have to be in the first 8 MB of memory, since this is
427 * the maximum mapped by the Linux kernel during initialization.
428 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200429#define CONFIG_SYS_BOOTMAPSZ (8 * 1024 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000430
431/*
432 * Cache Configuration
433 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200434#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
Jon Loeliger257c3c72007-07-07 21:04:26 -0500435#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200436#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of above value */
wdenk5b1d7132002-11-03 00:07:02 +0000437#endif
438
439/*------------------------------------------------------------------------
wdenk541a76d2003-05-03 15:50:43 +0000440 * SYPCR - System Protection Control UM 11-9
wdenk5b1d7132002-11-03 00:07:02 +0000441 * -----------------------------------------------------------------------
442 * SYPCR can only be written once after reset!
443 *
444 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
445 */
446#if defined(CONFIG_WATCHDOG)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200447#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200448 SYPCR_BMT | \
449 SYPCR_BME | \
450 SYPCR_SWF | \
451 SYPCR_SWE | \
wdenk5b1d7132002-11-03 00:07:02 +0000452 SYPCR_SWRI | \
453 SYPCR_SWP \
454 )
455#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200456#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200457 SYPCR_BMT | \
458 SYPCR_BME | \
459 SYPCR_SWF | \
wdenk5b1d7132002-11-03 00:07:02 +0000460 SYPCR_SWP \
461 )
462#endif
463
464/*-----------------------------------------------------------------------
465 * SIUMCR - SIU Module Configuration UM 11-6
466 *-----------------------------------------------------------------------
467 * Set debug pin mux, enable SPKROUT and GPLB5*.
468 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200469#define CONFIG_SYS_SIUMCR ( SIUMCR_DBGC11 | \
wdenk5b1d7132002-11-03 00:07:02 +0000470 SIUMCR_DBPC11 | \
471 SIUMCR_MLRC11 | \
472 SIUMCR_GB5E \
473 )
474
475/*-----------------------------------------------------------------------
476 * TBSCR - Time Base Status and Control UM 11-26
477 *-----------------------------------------------------------------------
478 * Clear Reference Interrupt Status, Timebase freeze enabled
479 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200480#define CONFIG_SYS_TBSCR ( TBSCR_REFA | \
wdenk5b1d7132002-11-03 00:07:02 +0000481 TBSCR_REFB | \
482 TBSCR_TBF \
483 )
484
485/*-----------------------------------------------------------------------
486 * RTCSC - Real-Time Clock Status and Control Register UM 11-27
487 *-----------------------------------------------------------------------
488 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200489#define CONFIG_SYS_RTCSC ( RTCSC_SEC | \
wdenk5b1d7132002-11-03 00:07:02 +0000490 RTCSC_ALR | \
491 RTCSC_RTF | \
492 RTCSC_RTE \
493 )
494
495/*-----------------------------------------------------------------------
496 * PISCR - Periodic Interrupt Status and Control UM 11-31
497 *-----------------------------------------------------------------------
498 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
499 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200500#define CONFIG_SYS_PISCR ( PISCR_PS | \
wdenk5b1d7132002-11-03 00:07:02 +0000501 PISCR_PITF \
502 )
503
504/*-----------------------------------------------------------------------
505 * PLPRCR - PLL, Low-Power, and Reset Control Register UM 15-30
506 *-----------------------------------------------------------------------
507 * Reset PLL lock status sticky bit, timer expired status bit and timer
508 * interrupt status bit. Set MF for 1:2:1 mode.
509 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200510#define CONFIG_SYS_PLPRCR ( ((0x1 << PLPRCR_MF_SHIFT) & PLPRCR_MF_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000511 PLPRCR_SPLSS | \
512 PLPRCR_TEXPS | \
513 PLPRCR_TMIST \
514 )
515
516/*-----------------------------------------------------------------------
517 * SCCR - System Clock and reset Control Register UM 15-27
518 *-----------------------------------------------------------------------
519 * Set clock output, timebase and RTC source and divider,
520 * power management and some other internal clocks
521 */
522#define SCCR_MASK SCCR_EBDF11
523
wdenk541a76d2003-05-03 15:50:43 +0000524#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200525#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200526 SCCR_COM00 | /* full strength CLKOUT */ \
527 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
528 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk5b1d7132002-11-03 00:07:02 +0000529 SCCR_DFNL000 | \
530 SCCR_DFNH000 \
531 )
wdenk541a76d2003-05-03 15:50:43 +0000532#else
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200533#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200534 SCCR_COM00 | /* full strength CLKOUT */ \
535 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
536 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk541a76d2003-05-03 15:50:43 +0000537 SCCR_DFNL000 | \
538 SCCR_DFNH000 | \
539 SCCR_RTDIV | \
540 SCCR_RTSEL \
541 )
542#endif
wdenk5b1d7132002-11-03 00:07:02 +0000543
544/*-----------------------------------------------------------------------
545 * DER - Debug Enable Register UM 37-46
546 *-----------------------------------------------------------------------
547 * Mask all events that can cause entry into debug mode
548 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200549#define CONFIG_SYS_DER 0
wdenk5b1d7132002-11-03 00:07:02 +0000550
551/*
552 * Initialize Memory Controller:
553 *
554 * BR0 and OR0 (FLASH memory)
555 */
556#define FLASH_BASE0_PRELIM FLASH_BASE
557
558/*
559 * Flash address mask
560 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200561#define CONFIG_SYS_PRELIM_OR_AM 0xfe000000
wdenk5b1d7132002-11-03 00:07:02 +0000562
563/*
564 * FLASH timing:
565 * 33 Mhz bus with ACS = 11, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1
566 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200567#define CONFIG_SYS_OR_TIMING_FLASH ( OR_CSNT_SAM | \
wdenk5b1d7132002-11-03 00:07:02 +0000568 OR_ACS_DIV2 | \
569 OR_BI | \
570 OR_SCY_2_CLK | \
571 OR_TRLX | \
572 OR_EHTR \
573 )
574
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200575#define CONFIG_SYS_OR0_PRELIM ( CONFIG_SYS_PRELIM_OR_AM | \
576 CONFIG_SYS_OR_TIMING_FLASH \
wdenk5b1d7132002-11-03 00:07:02 +0000577 )
578
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200579#define CONFIG_SYS_BR0_PRELIM ( (FLASH_BASE0_PRELIM & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000580 BR_MS_GPCM | \
581 BR_PS_8 | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200582 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000583 )
584
585/*
586 * SDRAM configuration
587 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200588#define CONFIG_SYS_OR1_AM 0xfc000000
589#define CONFIG_SYS_OR1 ( (CONFIG_SYS_OR1_AM & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000590 OR_CSNT_SAM \
591 )
592
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200593#define CONFIG_SYS_BR1 ( (SDRAM_BASE & BR_BA_MSK) | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200594 BR_MS_UPMA | \
595 BR_PS_32 | \
596 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000597 )
598
599/*
600 * Refresh rate 7.8 us (= 64 ms / 8K = 31.2 uS quad bursts) for one bank
601 * of 256 MBit SDRAM
602 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200603#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16
wdenk5b1d7132002-11-03 00:07:02 +0000604
605/*
606 * Periodic timer for refresh @ 33 MHz system clock
607 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200608#define CONFIG_SYS_MAMR_PTA 64
wdenk5b1d7132002-11-03 00:07:02 +0000609
610/*
611 * MAMR settings for SDRAM
612 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200613#define CONFIG_SYS_MAMR_8COL ( (CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200614 MAMR_PTAE | \
wdenk5b1d7132002-11-03 00:07:02 +0000615 MAMR_AMA_TYPE_1 | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200616 MAMR_DSA_1_CYCL | \
wdenk5b1d7132002-11-03 00:07:02 +0000617 MAMR_G0CLA_A10 | \
618 MAMR_RLFA_1X | \
619 MAMR_WLFA_1X | \
620 MAMR_TLFA_4X \
621 )
622
623/*
624 * CS2* configuration for Disk On Chip:
625 * 33 MHz bus with TRLX=1, ACS=11, CSNT=1, EBDF=1, SCY=2, EHTR=1,
626 * no burst.
627 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200628#define CONFIG_SYS_OR2_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000629 OR_CSNT_SAM | \
630 OR_ACS_DIV2 | \
631 OR_BI | \
632 OR_SCY_2_CLK | \
633 OR_TRLX | \
634 OR_EHTR \
635 )
636
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200637#define CONFIG_SYS_BR2_PRELIM ( (DOC_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000638 BR_PS_8 | \
639 BR_MS_GPCM | \
640 BR_V \
641 )
642
643/*
644 * CS3* configuration for FPGA:
645 * 33 MHz bus with SCY=15, no burst.
646 * The FPGA uses TA and TEA to terminate bus cycles, but we
647 * clear SETA and set the cycle length to a large number so that
648 * the cycle will still complete even if there is a configuration
649 * error that prevents TA from asserting on FPGA accesss.
650 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200651#define CONFIG_SYS_OR3_PRELIM ( (0xfc000000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000652 OR_SCY_15_CLK | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200653 OR_BI \
wdenk5b1d7132002-11-03 00:07:02 +0000654 )
655
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200656#define CONFIG_SYS_BR3_PRELIM ( (FPGA_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000657 BR_PS_32 | \
658 BR_MS_GPCM | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200659 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000660 )
661/*
662 * CS4* configuration for FPGA SelectMap configuration interface.
663 * 33 MHz bus, UPMB, no burst. Do not assert GPLB5 on falling edge
664 * of GCLK1_50
665 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200666#define CONFIG_SYS_OR4_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000667 OR_G5LS | \
668 OR_BI \
669 )
670
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200671#define CONFIG_SYS_BR4_PRELIM ( (SELECTMAP_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000672 BR_PS_8 | \
673 BR_MS_UPMB | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200674 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000675 )
676
677/*
678 * CS5* configuration for Mil-Std 1553 databus interface.
679 * 33 MHz bus, GPCM, no burst.
680 * The 1553 interface uses TA and TEA to terminate bus cycles,
681 * but we clear SETA and set the cycle length to a large number so that
682 * the cycle will still complete even if there is a configuration
683 * error that prevents TA from asserting on FPGA accesss.
684 */
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200685#define CONFIG_SYS_OR5_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000686 OR_SCY_15_CLK | \
687 OR_EHTR | \
688 OR_TRLX | \
689 OR_CSNT_SAM | \
690 OR_BI \
691 )
692
Jean-Christophe PLAGNIOL-VILLARD03836942008-10-16 15:01:15 +0200693#define CONFIG_SYS_BR5_PRELIM ( (M1553_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000694 BR_PS_16 | \
695 BR_MS_GPCM | \
Wolfgang Denka1be4762008-05-20 16:00:29 +0200696 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000697 )
698
699/*
wdenk5b1d7132002-11-03 00:07:02 +0000700 * FEC interrupt assignment
701 */
702#define FEC_INTERRUPT SIU_LEVEL1
703
704/*
705 * Sanity checks
706 */
707#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
708#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
709#endif
710
711#endif /* __CONFIG_GEN860T_H */