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rename CFG_ macros to CONFIG_SYS
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1/*
2 * (C) Copyright 2000-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * (C) Copyright 2006
6 * Martin Krause, TQ-Systems GmBH, martin.krause@tqs.de
7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 */
26
27/*
28 * board/config.h - configuration options, board specific
29 */
30
31#ifndef __CONFIG_H
32#define __CONFIG_H
33
34/*
35 * High Level Configuration Options
36 * (easy to change)
37 */
38
39#define CONFIG_MPC885 1 /* This is a MPC885 CPU */
40#define CONFIG_TQM885D 1 /* ...on a TQM88D module */
41
42#define CONFIG_8xx_OSCLK 10000000 /* 10 MHz - PLL input clock */
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43#define CONFIG_SYS_8xx_CPUCLK_MIN 15000000 /* 15 MHz - CPU minimum clock */
44#define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 /* 133 MHz - CPU maximum clock */
22d1a56c 45#define CONFIG_8xx_CPUCLK_DEFAULT 66000000 /* 66 MHz - CPU default clock */
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46 /* (it will be used if there is no */
47 /* 'cpuclk' variable with valid value) */
48
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49#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
50
51#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
52
53#define CONFIG_BOOTCOUNT_LIMIT
54
55#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
56
57#define CONFIG_BOARD_TYPES 1 /* support board types */
58
59#define CONFIG_PREBOOT "echo;" \
32bf3d14 60 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
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61 "echo"
62
63#undef CONFIG_BOOTARGS
64
65#define CONFIG_EXTRA_ENV_SETTINGS \
66 "netdev=eth0\0" \
67 "nfsargs=setenv bootargs root=/dev/nfs rw " \
68 "nfsroot=${serverip}:${rootpath}\0" \
69 "ramargs=setenv bootargs root=/dev/ram rw\0" \
70 "addip=setenv bootargs ${bootargs} " \
71 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
72 ":${hostname}:${netdev}:off panic=1\0" \
73 "flash_nfs=run nfsargs addip;" \
74 "bootm ${kernel_addr}\0" \
75 "flash_self=run ramargs addip;" \
76 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
77 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
78 "rootpath=/opt/eldk/ppc_8xx\0" \
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79 "bootfile=/tftpboot/TQM885D/uImage\0" \
80 "fdt_addr=400C0000\0" \
81 "kernel_addr=40100000\0" \
82 "ramdisk_addr=40280000\0" \
83 "load=tftp 200000 ${u-boot}\0" \
84 "update=protect off 40000000 +${filesize};" \
85 "erase 40000000 +${filesize};" \
86 "cp.b 200000 40000000 ${filesize};" \
87 "protect on 40000000 +${filesize}\0" \
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88 ""
89#define CONFIG_BOOTCOMMAND "run flash_self"
90
91#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 92#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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93
94#undef CONFIG_WATCHDOG /* watchdog disabled */
95
96#define CONFIG_STATUS_LED 1 /* Status LED enabled */
97
98#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
99
100/* enable I2C and select the hardware/software driver */
101#undef CONFIG_HARD_I2C /* I2C with hardware support */
102#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
103
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104#define CONFIG_SYS_I2C_SPEED 93000 /* 93 kHz is supposed to work */
105#define CONFIG_SYS_I2C_SLAVE 0xFE
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106
107#ifdef CONFIG_SOFT_I2C
108/*
109 * Software (bit-bang) I2C driver configuration
110 */
111#define PB_SCL 0x00000020 /* PB 26 */
112#define PB_SDA 0x00000010 /* PB 27 */
113
114#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
115#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
116#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
117#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
118#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
119 else immr->im_cpm.cp_pbdat &= ~PB_SDA
120#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
121 else immr->im_cpm.cp_pbdat &= ~PB_SCL
122#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
123#endif /* CONFIG_SOFT_I2C */
124
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125#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM AT24C?? */
126#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* two byte address */
127#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
128#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
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129
130# define CONFIG_RTC_DS1337 1
6d0f6bcf 131# define CONFIG_SYS_I2C_RTC_ADDR 0x68
090eb735 132
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133/*
134 * BOOTP options
135 */
136#define CONFIG_BOOTP_SUBNETMASK
137#define CONFIG_BOOTP_GATEWAY
138#define CONFIG_BOOTP_HOSTNAME
139#define CONFIG_BOOTP_BOOTPATH
140#define CONFIG_BOOTP_BOOTFILESIZE
141
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142
143#define CONFIG_MAC_PARTITION
144#define CONFIG_DOS_PARTITION
145
11d9eec4 146#undef CONFIG_RTC_MPC8xx /* MPC885 does not support RTC */
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147
148#define CONFIG_TIMESTAMP /* but print image timestmps */
149
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150
151/*
152 * Command line configuration.
153 */
154#include <config_cmd_default.h>
155
156#define CONFIG_CMD_ASKENV
157#define CONFIG_CMD_DATE
158#define CONFIG_CMD_DHCP
159#define CONFIG_CMD_EEPROM
160#define CONFIG_CMD_I2C
161#define CONFIG_CMD_IDE
162#define CONFIG_CMD_MII
163#define CONFIG_CMD_NFS
164#define CONFIG_CMD_PING
165
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166
167/*
168 * Miscellaneous configurable options
169 */
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170#define CONFIG_SYS_LONGHELP /* undef to save memory */
171#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
090eb735 172
2751a95a 173#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
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174#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
175#ifdef CONFIG_SYS_HUSH_PARSER
176#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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177#endif
178
2694690e 179#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 180#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
090eb735 181#else
6d0f6bcf 182#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
090eb735 183#endif
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184#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
185#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
186#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
090eb735 187
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188#define CONFIG_SYS_MEMTEST_START 0x0100000 /* memtest works on */
189#define CONFIG_SYS_MEMTEST_END 0x0300000 /* 1 ... 3 MB in DRAM */
190#define CONFIG_SYS_ALT_MEMTEST /* alternate, more extensive
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191 memory test.*/
192
6d0f6bcf 193#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
090eb735 194
6d0f6bcf 195#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
090eb735 196
6d0f6bcf 197#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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198
199/*
a1aa0bb5 200 * Enable loopw command.
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201 */
202#define CONFIG_LOOPW
203
204/*
205 * Low Level Configuration Settings
206 * (address mappings, register initial values, etc.)
207 * You should know what you are doing if you make changes here.
208 */
209/*-----------------------------------------------------------------------
210 * Internal Memory Mapped Register
211 */
6d0f6bcf 212#define CONFIG_SYS_IMMR 0xFFF00000
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213
214/*-----------------------------------------------------------------------
215 * Definitions for initial stack pointer and data area (in DPRAM)
216 */
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217#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
218#define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
219#define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
220#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
221#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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222
223/*-----------------------------------------------------------------------
224 * Start addresses for the final memory configuration
225 * (Set up by the startup code)
6d0f6bcf 226 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
090eb735 227 */
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228#define CONFIG_SYS_SDRAM_BASE 0x00000000
229#define CONFIG_SYS_FLASH_BASE 0x40000000
230#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
231#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
232#define CONFIG_SYS_MALLOC_LEN (256 << 10) /* Reserve 128 kB for malloc() */
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233
234/*
235 * For booting Linux, the board info and command line data
236 * have to be in the first 8 MB of memory, since this is
237 * the maximum mapped by the Linux kernel during initialization.
238 */
6d0f6bcf 239#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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240
241/*-----------------------------------------------------------------------
242 * FLASH organization
243 */
090eb735 244
e318d9e9 245/* use CFI flash driver */
6d0f6bcf 246#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
00b1883a 247#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
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248#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
249#define CONFIG_SYS_FLASH_EMPTY_INFO
250#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
251#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
252#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
090eb735 253
5a1aceb0 254#define CONFIG_ENV_IS_IN_FLASH 1
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255#define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
256#define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment */
257#define CONFIG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */
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258
259/* Address and size of Redundant Environment Sector */
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260#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
261#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
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262
263/*-----------------------------------------------------------------------
264 * Hardware Information Block
265 */
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266#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
267#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
268#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
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269
270/*-----------------------------------------------------------------------
271 * Cache Configuration
272 */
6d0f6bcf 273#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
2694690e 274#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 275#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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276#endif
277
278/*-----------------------------------------------------------------------
279 * SYPCR - System Protection Control 11-9
280 * SYPCR can only be written once after reset!
281 *-----------------------------------------------------------------------
282 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
283 */
284#if defined(CONFIG_WATCHDOG)
6d0f6bcf 285#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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286 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
287#else
6d0f6bcf 288#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
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289#endif
290
291/*-----------------------------------------------------------------------
292 * SIUMCR - SIU Module Configuration 11-6
293 *-----------------------------------------------------------------------
294 * PCMCIA config., multi-function pin tri-state
295 */
296#ifndef CONFIG_CAN_DRIVER
6d0f6bcf 297#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
090eb735 298#else /* we must activate GPL5 in the SIUMCR for CAN */
6d0f6bcf 299#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
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300#endif /* CONFIG_CAN_DRIVER */
301
302/*-----------------------------------------------------------------------
303 * TBSCR - Time Base Status and Control 11-26
304 *-----------------------------------------------------------------------
305 * Clear Reference Interrupt Status, Timebase freezing enabled
306 */
6d0f6bcf 307#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
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308
309/*-----------------------------------------------------------------------
310 * PISCR - Periodic Interrupt Status and Control 11-31
311 *-----------------------------------------------------------------------
312 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
313 */
6d0f6bcf 314#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
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315
316/*-----------------------------------------------------------------------
317 * SCCR - System Clock and reset Control Register 15-27
318 *-----------------------------------------------------------------------
319 * Set clock output, timebase and RTC source and divider,
320 * power management and some other internal clocks
321 */
322#define SCCR_MASK SCCR_EBDF11
6d0f6bcf 323#define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
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324 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
325 SCCR_DFALCD00)
326
327/*-----------------------------------------------------------------------
328 * PCMCIA stuff
329 *-----------------------------------------------------------------------
330 *
331 */
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332#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
333#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
334#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
335#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
336#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
337#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
338#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
339#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
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340
341/*-----------------------------------------------------------------------
342 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
343 *-----------------------------------------------------------------------
344 */
345
346#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
347
348#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
349#undef CONFIG_IDE_LED /* LED for ide not supported */
350#undef CONFIG_IDE_RESET /* reset for ide not supported */
351
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352#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
353#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
090eb735 354
6d0f6bcf 355#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
090eb735 356
6d0f6bcf 357#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
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358
359/* Offset for data I/O */
6d0f6bcf 360#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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361
362/* Offset for normal register accesses */
6d0f6bcf 363#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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364
365/* Offset for alternate registers */
6d0f6bcf 366#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
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367
368/*-----------------------------------------------------------------------
369 *
370 *-----------------------------------------------------------------------
371 *
372 */
6d0f6bcf 373#define CONFIG_SYS_DER 0
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374
375/*
376 * Init Memory Controller:
377 *
378 * BR0/1 and OR0/1 (FLASH)
379 */
380
381#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
382#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
383
384/* used to re-map FLASH both when starting from SRAM or FLASH:
385 * restrict access enough to keep SRAM working (if any)
386 * but not too much to meddle with FLASH accesses
387 */
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388#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
389#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
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390
391/*
392 * FLASH timing: Default value of OR0 after reset
393 */
6d0f6bcf 394#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_MSK | OR_BI | \
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395 OR_SCY_6_CLK | OR_TRLX)
396
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397#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
398#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
399#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
090eb735 400
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401#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
402#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
403#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
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404
405/*
406 * BR2/3 and OR2/3 (SDRAM)
407 *
408 */
409#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
410#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
411#define SDRAM_MAX_SIZE (256 << 20) /* max 256 MB per bank */
412
413/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
6d0f6bcf 414#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
090eb735 415
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416#define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
417#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
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418
419#ifndef CONFIG_CAN_DRIVER
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420#define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
421#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
090eb735 422#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
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423#define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
424#define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
425#define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
426#define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
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427 BR_PS_8 | BR_MS_UPMB | BR_V )
428#endif /* CONFIG_CAN_DRIVER */
429
430/*
431 * 4096 Rows from SDRAM example configuration
432 * 1000 factor s -> ms
433 * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration
434 * 4 Number of refresh cycles per period
435 * 64 Refresh cycle in ms per number of rows
436 */
6d0f6bcf 437#define CONFIG_SYS_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64))
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438
439/*
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440 * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad)
441 *
442 * CPUclock(MHz) * 31.2
6d0f6bcf 443 * CONFIG_SYS_MAMR_PTA = ----------------------------------- with DFBRG = 0
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444 * 2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16
445 *
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446 * CPU clock = 15 MHz: CONFIG_SYS_MAMR_PTA = 29 -> 4 * 7.73 us
447 * CPU clock = 50 MHz: CONFIG_SYS_MAMR_PTA = 97 -> 4 * 7.76 us
448 * CPU clock = 66 MHz: CONFIG_SYS_MAMR_PTA = 128 -> 4 * 7.75 us
449 * CPU clock = 133 MHz: CONFIG_SYS_MAMR_PTA = 255 -> 4 * 7.67 us
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450 *
451 * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will
452 * be met also in the default configuration, i.e. if environment variable
453 * 'cpuclk' is not set.
090eb735 454 */
6d0f6bcf 455#define CONFIG_SYS_MAMR_PTA 128
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456
457/*
492c7049 458 * Memory Periodic Timer Prescaler Register (MPTPR) values.
090eb735 459 */
492c7049 460/* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 461#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16
492c7049 462/* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 463#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8
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464
465/*
466 * MAMR settings for SDRAM
467 */
468
469/* 8 column SDRAM */
6d0f6bcf 470#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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471 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
472 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
473/* 9 column SDRAM */
6d0f6bcf 474#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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475 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
476 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
477/* 10 column SDRAM */
6d0f6bcf 478#define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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479 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9 | \
480 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
481
482/*
483 * Internal Definitions
484 *
485 * Boot Flags
486 */
487#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
488#define BOOTFLAG_WARM 0x02 /* Software reboot */
489
490/*
491 * Network configuration
492 */
493#define CONFIG_SCC2_ENET /* enable ethernet on SCC2 */
494#define CONFIG_FEC_ENET /* enable ethernet on FEC */
495#define CONFIG_ETHER_ON_FEC1 /* ... for FEC1 */
496#define CONFIG_ETHER_ON_FEC2 /* ... for FEC2 */
497
2694690e 498#if defined(CONFIG_CMD_MII)
6d0f6bcf 499#define CONFIG_SYS_DISCOVER_PHY
0f3ba7e9 500#define CONFIG_MII_INIT 1
090eb735
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501#endif
502
503#define CONFIG_NET_RETRY_COUNT 1 /* reduce max. timeout before
504 switching to another netwok (if the
505 tried network is unreachable) */
506
507#define CONFIG_ETHPRIME "SCC ETHERNET"
508
509#endif /* __CONFIG_H */