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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 Denk1a459662013-07-08 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 Denk2ae18242010-10-06 09:05:45 +020022#define CONFIG_SYS_TEXT_BASE 0x40000000
23
wdenk5b1d7132002-11-03 00:07:02 +000024/*
25 * Identify the board
26 */
wdenk7aa78612003-05-03 15:50:43 +000027#if !defined(CONFIG_SC)
Wolfgang Denk53677ef2008-05-20 16:00:29 +020028#define CONFIG_IDENT_STRING " B2"
wdenk7aa78612003-05-03 15:50:43 +000029#else
Wolfgang Denk53677ef2008-05-20 16:00:29 +020030#define CONFIG_IDENT_STRING " SC"
wdenk7aa78612003-05-03 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 */
wdenk7aa78612003-05-03 15:50:43 +000038#if !defined(CONFIG_SC)
Wolfgang Denk53677ef2008-05-20 16:00:29 +020039#define CONFIG_8xx_GCLK_FREQ 66600000
wdenk7aa78612003-05-03 15:50:43 +000040#else
Wolfgang Denk53677ef2008-05-20 16:00:29 +020041#define CONFIG_8xx_GCLK_FREQ 48000000
wdenk7aa78612003-05-03 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 Denk53677ef2008-05-20 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-VILLARD6d0f6bc2008-10-16 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 Denkfe126d82005-11-20 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-VILLARD6d0f6bc2008-10-16 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-VILLARD6d0f6bc2008-10-16 15:01:15 +0200101#define CONFIG_SYS_RESET_ADDRESS ((ulong) -1)
wdenk5b1d7132002-11-03 00:07:02 +0000102
103/*
104 * BOOTP options
105 */
Jon Loeliger5d2ebe12007-07-09 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-VILLARD6d0f6bc2008-10-16 15:01:15 +0200119#define CONFIG_SYS_DISCOVER_PHY
wdenk5b1d7132002-11-03 00:07:02 +0000120#define CONFIG_MII
TsiChung Liew0f3ba7e2008-03-30 01:22:13 -0500121#define CONFIG_MII_INIT 1
Wolfgang Denk53677ef2008-05-20 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 Denk74de7ae2009-04-01 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
wdenk7aa78612003-05-03 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-VILLARD6d0f6bc2008-10-16 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-VILLARD0e8d1582008-09-10 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/*
wdenk7aa78612003-05-03 15:50:43 +0000143 * Enable I2C and select the hardware/software driver
wdenk5b1d7132002-11-03 00:07:02 +0000144 */
Heiko Schocherea818db2013-01-29 08:53:15 +0100145#define CONFIG_HARD_I2C 1 /* CPM based I2C */
146#undef CONFIG_SYS_I2C_SOFT /* Bit-banged I2C */
wdenk7aa78612003-05-03 15:50:43 +0000147
148#ifdef CONFIG_HARD_I2C
Heiko Schocherea818db2013-01-29 08:53:15 +0100149#define CONFIG_SYS_I2C_SPEED 100000 /* clock speed in Hz */
150#define CONFIG_SYS_I2C_SLAVE 0xFE /* I2C slave address */
wdenk7aa78612003-05-03 15:50:43 +0000151#endif
152
Heiko Schocherea818db2013-01-29 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 */
wdenk7aa78612003-05-03 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
wdenk7aa78612003-05-03 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-VILLARD6d0f6bc2008-10-16 15:01:15 +0200189#define CONFIG_SYS_I2C_RTC_ADDR 0x68
wdenk7aa78612003-05-03 15:50:43 +0000190
191#else
192/*
193 * No external RTC on SC variant, so we're stuck with the internal one.
194 */
195#define CONFIG_RTC_MPC8xx
196#endif
wdenk5b1d7132002-11-03 00:07:02 +0000197
198/*
wdenk7aa78612003-05-03 15:50:43 +0000199 * Power On Self Test support
wdenk5b1d7132002-11-03 00:07:02 +0000200 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 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 )
wdenk7aa78612003-05-03 15:50:43 +0000206
Jon Loeliger60a08762007-07-07 21:04:26 -0500207
wdenk5b1d7132002-11-03 00:07:02 +0000208/*
Jon Loeliger60a08762007-07-07 21:04:26 -0500209 * Command line configuration.
wdenk5b1d7132002-11-03 00:07:02 +0000210 */
Jon Loeliger60a08762007-07-07 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
wdenk7aa78612003-05-03 15:50:43 +0000224
Jon Loeligeraf075ee2007-07-08 17:02:01 -0500225#ifdef CONFIG_POST
Wolfgang Denkcdd917a2007-08-02 00:48:45 +0200226#define CONFIG_CMD_DIAG
Jon Loeligeraf075ee2007-07-08 17:02:01 -0500227#endif
Jon Loeliger60a08762007-07-07 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 Fuchs01335022007-12-27 17:12:34 +0100251#define CONFIG_FPGA
252#define CONFIG_FPGA_XILINX
253#define CONFIG_FPGA_VIRTEX2
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 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-VILLARD6d0f6bc2008-10-16 15:01:15 +0200259#define CONFIG_SYS_LONGHELP
wdenk7aa78612003-05-03 15:50:43 +0000260#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200261#define CONFIG_SYS_PROMPT "B2> "
wdenk7aa78612003-05-03 15:50:43 +0000262#else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200263#define CONFIG_SYS_PROMPT "SC> "
wdenk7aa78612003-05-03 15:50:43 +0000264#endif
265
wdenk5b1d7132002-11-03 00:07:02 +0000266
267/*
268 * Use the "hush" command parser
269 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 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 Loeliger60a08762007-07-07 21:04:26 -0500275#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200276#define CONFIG_SYS_CBSIZE 1024
wdenk5b1d7132002-11-03 00:07:02 +0000277#else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 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-VILLARD6d0f6bc2008-10-16 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-VILLARD6d0f6bc2008-10-16 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-VILLARD6d0f6bc2008-10-16 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-VILLARD6d0f6bc2008-10-16 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-VILLARD6d0f6bc2008-10-16 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-VILLARD6d0f6bc2008-10-16 15:01:15 +0200310#define CONFIG_SYS_LOAD_ADDR 0x01000000
wdenk5b1d7132002-11-03 00:07:02 +0000311
312/*
313 * Set decrementer frequency (1 ms ticks)
314 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200315#define CONFIG_SYS_HZ 1000
wdenk5b1d7132002-11-03 00:07:02 +0000316
317/*
318 * Device memory map (after SDRAM remap to 0x0):
319 *
320 * CS Device Base Addr Size
321 * ----------------------------------------------------
322 * CS0* Flash 0x40000000 64 M
323 * CS1* SDRAM 0x00000000 16 M
324 * CS2* Disk-On-Chip 0x50000000 32 K
325 * CS3* FPGA 0x60000000 64 M
326 * CS4* SelectMap 0x70000000 32 K
327 * CS5* Mil-Std 1553 I/F 0x80000000 32 K
328 * CS6* Unused
329 * CS7* Unused
330 * IMMR 860T Registers 0xfff00000
331 */
332
333/*
334 * Base addresses and block sizes
335 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200336#define CONFIG_SYS_IMMR 0xFF000000
wdenk5b1d7132002-11-03 00:07:02 +0000337
338#define SDRAM_BASE 0x00000000
339#define SDRAM_SIZE (64 * 1024 * 1024)
340
341#define FLASH_BASE 0x40000000
342#define FLASH_SIZE (16 * 1024 * 1024)
343
344#define DOC_BASE 0x50000000
345#define DOC_SIZE (32 * 1024)
346
347#define FPGA_BASE 0x60000000
348#define FPGA_SIZE (64 * 1024 * 1024)
349
350#define SELECTMAP_BASE 0x70000000
351#define SELECTMAP_SIZE (32 * 1024)
352
353#define M1553_BASE 0x80000000
354#define M1553_SIZE (64 * 1024)
355
356/*
357 * Definitions for initial stack pointer and data area (in DPRAM)
358 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200359#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
Wolfgang Denk553f0982010-10-26 13:32:32 +0200360#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200361#define CONFIG_SYS_INIT_DATA_SIZE 64 /* # bytes reserved for initial data*/
Wolfgang Denk553f0982010-10-26 13:32:32 +0200362#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - CONFIG_SYS_INIT_DATA_SIZE)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200363#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
wdenk5b1d7132002-11-03 00:07:02 +0000364
365/*
366 * Start addresses for the final memory configuration
367 * (Set up by the startup code)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200368 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
wdenk5b1d7132002-11-03 00:07:02 +0000369 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200370#define CONFIG_SYS_SDRAM_BASE SDRAM_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000371
372/*
373 * FLASH organization
374 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200375#define CONFIG_SYS_FLASH_BASE FLASH_BASE
376#define CONFIG_SYS_FLASH_SIZE FLASH_SIZE
377#define CONFIG_SYS_FLASH_SECT_SIZE (128 * 1024)
378#define CONFIG_SYS_MAX_FLASH_BANKS 1
379#define CONFIG_SYS_MAX_FLASH_SECT 128
wdenk5b1d7132002-11-03 00:07:02 +0000380
381/*
382 * The timeout values are for an entire chip and are in milliseconds.
383 * Yes I know that the write timeout is huge. Accroding to the
384 * datasheet a single byte takes 630 uS (round to 1 ms) max at worst
385 * case VCC and temp after 100K programming cycles. It works out
386 * to 280 minutes (might as well be forever).
387 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200388#define CONFIG_SYS_FLASH_ERASE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 5000)
389#define CONFIG_SYS_FLASH_WRITE_TOUT (CONFIG_SYS_MAX_FLASH_SECT * 128 * 1024 * 1)
wdenk5b1d7132002-11-03 00:07:02 +0000390
391/*
392 * Allow direct writes to FLASH from tftp transfers (** dangerous **)
393 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200394#define CONFIG_SYS_DIRECT_FLASH_TFTP
wdenk5b1d7132002-11-03 00:07:02 +0000395
396/*
397 * Reserve memory for U-Boot.
398 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200399#define CONFIG_SYS_MAX_UBOOT_SECTS 4
400#define CONFIG_SYS_MONITOR_LEN (CONFIG_SYS_MAX_UBOOT_SECTS * CONFIG_SYS_FLASH_SECT_SIZE)
401#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
wdenk5b1d7132002-11-03 00:07:02 +0000402
403/*
404 * Select environment placement. NOTE that u-boot.lds must
405 * be edited if this is changed!
406 */
Jean-Christophe PLAGNIOL-VILLARD5a1aceb2008-09-10 22:48:04 +0200407#undef CONFIG_ENV_IS_IN_FLASH
Jean-Christophe PLAGNIOL-VILLARDbb1f8b42008-09-05 09:19:30 +0200408#define CONFIG_ENV_IS_IN_EEPROM
wdenk5b1d7132002-11-03 00:07:02 +0000409
Jean-Christophe PLAGNIOL-VILLARDbb1f8b42008-09-05 09:19:30 +0200410#if defined(CONFIG_ENV_IS_IN_EEPROM)
Jean-Christophe PLAGNIOL-VILLARD0e8d1582008-09-10 22:48:06 +0200411#define CONFIG_ENV_SIZE (2 * 1024)
412#define CONFIG_ENV_OFFSET (CONFIG_ENV_EEPROM_SIZE - (8 * 1024))
wdenk5b1d7132002-11-03 00:07:02 +0000413#else
Jean-Christophe PLAGNIOL-VILLARD0e8d1582008-09-10 22:48:06 +0200414#define CONFIG_ENV_SIZE 0x1000
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200415#define CONFIG_ENV_SECT_SIZE CONFIG_SYS_FLASH_SECT_SIZE
wdenk7aa78612003-05-03 15:50:43 +0000416
417/*
418 * This ultimately gets passed right into the linker script, so we have to
419 * use a number :(
420 */
Jean-Christophe PLAGNIOL-VILLARD0e8d1582008-09-10 22:48:06 +0200421#define CONFIG_ENV_OFFSET 0x060000
wdenk5b1d7132002-11-03 00:07:02 +0000422#endif
423
424/*
425 * Reserve memory for malloc()
426 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200427#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000428
429/*
430 * For booting Linux, the board info and command line data
431 * have to be in the first 8 MB of memory, since this is
432 * the maximum mapped by the Linux kernel during initialization.
433 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200434#define CONFIG_SYS_BOOTMAPSZ (8 * 1024 * 1024)
wdenk5b1d7132002-11-03 00:07:02 +0000435
436/*
437 * Cache Configuration
438 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200439#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
Jon Loeliger60a08762007-07-07 21:04:26 -0500440#if defined(CONFIG_CMD_KGDB)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200441#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of above value */
wdenk5b1d7132002-11-03 00:07:02 +0000442#endif
443
444/*------------------------------------------------------------------------
wdenk7aa78612003-05-03 15:50:43 +0000445 * SYPCR - System Protection Control UM 11-9
wdenk5b1d7132002-11-03 00:07:02 +0000446 * -----------------------------------------------------------------------
447 * SYPCR can only be written once after reset!
448 *
449 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
450 */
451#if defined(CONFIG_WATCHDOG)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200452#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200453 SYPCR_BMT | \
454 SYPCR_BME | \
455 SYPCR_SWF | \
456 SYPCR_SWE | \
wdenk5b1d7132002-11-03 00:07:02 +0000457 SYPCR_SWRI | \
458 SYPCR_SWP \
459 )
460#else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200461#define CONFIG_SYS_SYPCR ( SYPCR_SWTC | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200462 SYPCR_BMT | \
463 SYPCR_BME | \
464 SYPCR_SWF | \
wdenk5b1d7132002-11-03 00:07:02 +0000465 SYPCR_SWP \
466 )
467#endif
468
469/*-----------------------------------------------------------------------
470 * SIUMCR - SIU Module Configuration UM 11-6
471 *-----------------------------------------------------------------------
472 * Set debug pin mux, enable SPKROUT and GPLB5*.
473 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200474#define CONFIG_SYS_SIUMCR ( SIUMCR_DBGC11 | \
wdenk5b1d7132002-11-03 00:07:02 +0000475 SIUMCR_DBPC11 | \
476 SIUMCR_MLRC11 | \
477 SIUMCR_GB5E \
478 )
479
480/*-----------------------------------------------------------------------
481 * TBSCR - Time Base Status and Control UM 11-26
482 *-----------------------------------------------------------------------
483 * Clear Reference Interrupt Status, Timebase freeze enabled
484 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200485#define CONFIG_SYS_TBSCR ( TBSCR_REFA | \
wdenk5b1d7132002-11-03 00:07:02 +0000486 TBSCR_REFB | \
487 TBSCR_TBF \
488 )
489
490/*-----------------------------------------------------------------------
491 * RTCSC - Real-Time Clock Status and Control Register UM 11-27
492 *-----------------------------------------------------------------------
493 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200494#define CONFIG_SYS_RTCSC ( RTCSC_SEC | \
wdenk5b1d7132002-11-03 00:07:02 +0000495 RTCSC_ALR | \
496 RTCSC_RTF | \
497 RTCSC_RTE \
498 )
499
500/*-----------------------------------------------------------------------
501 * PISCR - Periodic Interrupt Status and Control UM 11-31
502 *-----------------------------------------------------------------------
503 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
504 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200505#define CONFIG_SYS_PISCR ( PISCR_PS | \
wdenk5b1d7132002-11-03 00:07:02 +0000506 PISCR_PITF \
507 )
508
509/*-----------------------------------------------------------------------
510 * PLPRCR - PLL, Low-Power, and Reset Control Register UM 15-30
511 *-----------------------------------------------------------------------
512 * Reset PLL lock status sticky bit, timer expired status bit and timer
513 * interrupt status bit. Set MF for 1:2:1 mode.
514 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200515#define CONFIG_SYS_PLPRCR ( ((0x1 << PLPRCR_MF_SHIFT) & PLPRCR_MF_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000516 PLPRCR_SPLSS | \
517 PLPRCR_TEXPS | \
518 PLPRCR_TMIST \
519 )
520
521/*-----------------------------------------------------------------------
522 * SCCR - System Clock and reset Control Register UM 15-27
523 *-----------------------------------------------------------------------
524 * Set clock output, timebase and RTC source and divider,
525 * power management and some other internal clocks
526 */
527#define SCCR_MASK SCCR_EBDF11
528
wdenk7aa78612003-05-03 15:50:43 +0000529#if !defined(CONFIG_SC)
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200530#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200531 SCCR_COM00 | /* full strength CLKOUT */ \
532 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
533 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk5b1d7132002-11-03 00:07:02 +0000534 SCCR_DFNL000 | \
535 SCCR_DFNH000 \
536 )
wdenk7aa78612003-05-03 15:50:43 +0000537#else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200538#define CONFIG_SYS_SCCR ( SCCR_TBS | /* timebase = GCLK/2 */ \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200539 SCCR_COM00 | /* full strength CLKOUT */ \
540 SCCR_DFSYNC00 | /* SYNCLK / 1 (normal) */ \
541 SCCR_DFBRG00 | /* BRGCLK / 1 (normal) */ \
wdenk7aa78612003-05-03 15:50:43 +0000542 SCCR_DFNL000 | \
543 SCCR_DFNH000 | \
544 SCCR_RTDIV | \
545 SCCR_RTSEL \
546 )
547#endif
wdenk5b1d7132002-11-03 00:07:02 +0000548
549/*-----------------------------------------------------------------------
550 * DER - Debug Enable Register UM 37-46
551 *-----------------------------------------------------------------------
552 * Mask all events that can cause entry into debug mode
553 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200554#define CONFIG_SYS_DER 0
wdenk5b1d7132002-11-03 00:07:02 +0000555
556/*
557 * Initialize Memory Controller:
558 *
559 * BR0 and OR0 (FLASH memory)
560 */
561#define FLASH_BASE0_PRELIM FLASH_BASE
562
563/*
564 * Flash address mask
565 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200566#define CONFIG_SYS_PRELIM_OR_AM 0xfe000000
wdenk5b1d7132002-11-03 00:07:02 +0000567
568/*
569 * FLASH timing:
570 * 33 Mhz bus with ACS = 11, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1
571 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200572#define CONFIG_SYS_OR_TIMING_FLASH ( OR_CSNT_SAM | \
wdenk5b1d7132002-11-03 00:07:02 +0000573 OR_ACS_DIV2 | \
574 OR_BI | \
575 OR_SCY_2_CLK | \
576 OR_TRLX | \
577 OR_EHTR \
578 )
579
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200580#define CONFIG_SYS_OR0_PRELIM ( CONFIG_SYS_PRELIM_OR_AM | \
581 CONFIG_SYS_OR_TIMING_FLASH \
wdenk5b1d7132002-11-03 00:07:02 +0000582 )
583
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200584#define CONFIG_SYS_BR0_PRELIM ( (FLASH_BASE0_PRELIM & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000585 BR_MS_GPCM | \
586 BR_PS_8 | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200587 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000588 )
589
590/*
591 * SDRAM configuration
592 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200593#define CONFIG_SYS_OR1_AM 0xfc000000
594#define CONFIG_SYS_OR1 ( (CONFIG_SYS_OR1_AM & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000595 OR_CSNT_SAM \
596 )
597
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200598#define CONFIG_SYS_BR1 ( (SDRAM_BASE & BR_BA_MSK) | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200599 BR_MS_UPMA | \
600 BR_PS_32 | \
601 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000602 )
603
604/*
605 * Refresh rate 7.8 us (= 64 ms / 8K = 31.2 uS quad bursts) for one bank
606 * of 256 MBit SDRAM
607 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200608#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16
wdenk5b1d7132002-11-03 00:07:02 +0000609
610/*
611 * Periodic timer for refresh @ 33 MHz system clock
612 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200613#define CONFIG_SYS_MAMR_PTA 64
wdenk5b1d7132002-11-03 00:07:02 +0000614
615/*
616 * MAMR settings for SDRAM
617 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200618#define CONFIG_SYS_MAMR_8COL ( (CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200619 MAMR_PTAE | \
wdenk5b1d7132002-11-03 00:07:02 +0000620 MAMR_AMA_TYPE_1 | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200621 MAMR_DSA_1_CYCL | \
wdenk5b1d7132002-11-03 00:07:02 +0000622 MAMR_G0CLA_A10 | \
623 MAMR_RLFA_1X | \
624 MAMR_WLFA_1X | \
625 MAMR_TLFA_4X \
626 )
627
628/*
629 * CS2* configuration for Disk On Chip:
630 * 33 MHz bus with TRLX=1, ACS=11, CSNT=1, EBDF=1, SCY=2, EHTR=1,
631 * no burst.
632 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200633#define CONFIG_SYS_OR2_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000634 OR_CSNT_SAM | \
635 OR_ACS_DIV2 | \
636 OR_BI | \
637 OR_SCY_2_CLK | \
638 OR_TRLX | \
639 OR_EHTR \
640 )
641
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200642#define CONFIG_SYS_BR2_PRELIM ( (DOC_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000643 BR_PS_8 | \
644 BR_MS_GPCM | \
645 BR_V \
646 )
647
648/*
649 * CS3* configuration for FPGA:
650 * 33 MHz bus with SCY=15, no burst.
651 * The FPGA uses TA and TEA to terminate bus cycles, but we
652 * clear SETA and set the cycle length to a large number so that
653 * the cycle will still complete even if there is a configuration
654 * error that prevents TA from asserting on FPGA accesss.
655 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200656#define CONFIG_SYS_OR3_PRELIM ( (0xfc000000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000657 OR_SCY_15_CLK | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200658 OR_BI \
wdenk5b1d7132002-11-03 00:07:02 +0000659 )
660
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200661#define CONFIG_SYS_BR3_PRELIM ( (FPGA_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000662 BR_PS_32 | \
663 BR_MS_GPCM | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200664 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000665 )
666/*
667 * CS4* configuration for FPGA SelectMap configuration interface.
668 * 33 MHz bus, UPMB, no burst. Do not assert GPLB5 on falling edge
669 * of GCLK1_50
670 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200671#define CONFIG_SYS_OR4_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000672 OR_G5LS | \
673 OR_BI \
674 )
675
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200676#define CONFIG_SYS_BR4_PRELIM ( (SELECTMAP_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000677 BR_PS_8 | \
678 BR_MS_UPMB | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200679 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000680 )
681
682/*
683 * CS5* configuration for Mil-Std 1553 databus interface.
684 * 33 MHz bus, GPCM, no burst.
685 * The 1553 interface uses TA and TEA to terminate bus cycles,
686 * but we clear SETA and set the cycle length to a large number so that
687 * the cycle will still complete even if there is a configuration
688 * error that prevents TA from asserting on FPGA accesss.
689 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200690#define CONFIG_SYS_OR5_PRELIM ( (0xffff0000 & OR_AM_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000691 OR_SCY_15_CLK | \
692 OR_EHTR | \
693 OR_TRLX | \
694 OR_CSNT_SAM | \
695 OR_BI \
696 )
697
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200698#define CONFIG_SYS_BR5_PRELIM ( (M1553_BASE & BR_BA_MSK) | \
wdenk5b1d7132002-11-03 00:07:02 +0000699 BR_PS_16 | \
700 BR_MS_GPCM | \
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200701 BR_V \
wdenk5b1d7132002-11-03 00:07:02 +0000702 )
703
704/*
wdenk5b1d7132002-11-03 00:07:02 +0000705 * FEC interrupt assignment
706 */
707#define FEC_INTERRUPT SIU_LEVEL1
708
709/*
710 * Sanity checks
711 */
712#if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
713#error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
714#endif
715
716#endif /* __CONFIG_GEN860T_H */