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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
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42#define CONFIG_SYS_TEXT_BASE 0x40000000
43
090eb735 44#define CONFIG_8xx_OSCLK 10000000 /* 10 MHz - PLL input clock */
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45#define CONFIG_SYS_8xx_CPUCLK_MIN 15000000 /* 15 MHz - CPU minimum clock */
46#define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 /* 133 MHz - CPU maximum clock */
22d1a56c 47#define CONFIG_8xx_CPUCLK_DEFAULT 66000000 /* 66 MHz - CPU default clock */
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48 /* (it will be used if there is no */
49 /* 'cpuclk' variable with valid value) */
50
090eb735 51#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
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52#define CONFIG_SYS_SMC_RXBUFLEN 128
53#define CONFIG_SYS_MAXIDLE 10
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54#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
55
56#define CONFIG_BOOTCOUNT_LIMIT
57
58#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
59
60#define CONFIG_BOARD_TYPES 1 /* support board types */
61
62#define CONFIG_PREBOOT "echo;" \
32bf3d14 63 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
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64 "echo"
65
66#undef CONFIG_BOOTARGS
67
68#define CONFIG_EXTRA_ENV_SETTINGS \
69 "netdev=eth0\0" \
70 "nfsargs=setenv bootargs root=/dev/nfs rw " \
71 "nfsroot=${serverip}:${rootpath}\0" \
72 "ramargs=setenv bootargs root=/dev/ram rw\0" \
73 "addip=setenv bootargs ${bootargs} " \
74 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
75 ":${hostname}:${netdev}:off panic=1\0" \
76 "flash_nfs=run nfsargs addip;" \
77 "bootm ${kernel_addr}\0" \
78 "flash_self=run ramargs addip;" \
79 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
80 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
81 "rootpath=/opt/eldk/ppc_8xx\0" \
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82 "bootfile=/tftpboot/TQM885D/uImage\0" \
83 "fdt_addr=400C0000\0" \
84 "kernel_addr=40100000\0" \
85 "ramdisk_addr=40280000\0" \
86 "load=tftp 200000 ${u-boot}\0" \
87 "update=protect off 40000000 +${filesize};" \
88 "erase 40000000 +${filesize};" \
89 "cp.b 200000 40000000 ${filesize};" \
90 "protect on 40000000 +${filesize}\0" \
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91 ""
92#define CONFIG_BOOTCOMMAND "run flash_self"
93
94#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 95#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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96
97#undef CONFIG_WATCHDOG /* watchdog disabled */
98
99#define CONFIG_STATUS_LED 1 /* Status LED enabled */
100
101#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
102
103/* enable I2C and select the hardware/software driver */
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104#define CONFIG_SYS_I2C
105#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
106#define CONFIG_SYS_I2C_SOFT_SPEED 93000 /* 93 kHz is supposed to work */
107#define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE
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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 */
090eb735 123
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124#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM AT24C?? */
125#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* two byte address */
126#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
127#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
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128
129# define CONFIG_RTC_DS1337 1
6d0f6bcf 130# define CONFIG_SYS_I2C_RTC_ADDR 0x68
090eb735 131
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132/*
133 * BOOTP options
134 */
135#define CONFIG_BOOTP_SUBNETMASK
136#define CONFIG_BOOTP_GATEWAY
137#define CONFIG_BOOTP_HOSTNAME
138#define CONFIG_BOOTP_BOOTPATH
139#define CONFIG_BOOTP_BOOTFILESIZE
140
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141
142#define CONFIG_MAC_PARTITION
143#define CONFIG_DOS_PARTITION
144
11d9eec4 145#undef CONFIG_RTC_MPC8xx /* MPC885 does not support RTC */
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146
147#define CONFIG_TIMESTAMP /* but print image timestmps */
148
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149
150/*
151 * Command line configuration.
152 */
153#include <config_cmd_default.h>
154
155#define CONFIG_CMD_ASKENV
156#define CONFIG_CMD_DATE
157#define CONFIG_CMD_DHCP
158#define CONFIG_CMD_EEPROM
9a63b7f4 159#define CONFIG_CMD_EXT2
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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 */
6d0f6bcf 174#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
090eb735 175
2694690e 176#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 177#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
090eb735 178#else
6d0f6bcf 179#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
090eb735 180#endif
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181#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
182#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
183#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
090eb735 184
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185#define CONFIG_SYS_MEMTEST_START 0x0100000 /* memtest works on */
186#define CONFIG_SYS_MEMTEST_END 0x0300000 /* 1 ... 3 MB in DRAM */
187#define CONFIG_SYS_ALT_MEMTEST /* alternate, more extensive
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188 memory test.*/
189
6d0f6bcf 190#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
090eb735 191
6d0f6bcf 192#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
090eb735 193
090eb735 194/*
a1aa0bb5 195 * Enable loopw command.
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196 */
197#define CONFIG_LOOPW
198
199/*
200 * Low Level Configuration Settings
201 * (address mappings, register initial values, etc.)
202 * You should know what you are doing if you make changes here.
203 */
204/*-----------------------------------------------------------------------
205 * Internal Memory Mapped Register
206 */
6d0f6bcf 207#define CONFIG_SYS_IMMR 0xFFF00000
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208
209/*-----------------------------------------------------------------------
210 * Definitions for initial stack pointer and data area (in DPRAM)
211 */
6d0f6bcf 212#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
553f0982 213#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
25ddd1fb 214#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
6d0f6bcf 215#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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216
217/*-----------------------------------------------------------------------
218 * Start addresses for the final memory configuration
219 * (Set up by the startup code)
6d0f6bcf 220 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
090eb735 221 */
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222#define CONFIG_SYS_SDRAM_BASE 0x00000000
223#define CONFIG_SYS_FLASH_BASE 0x40000000
224#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
225#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
226#define CONFIG_SYS_MALLOC_LEN (256 << 10) /* Reserve 128 kB for malloc() */
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227
228/*
229 * For booting Linux, the board info and command line data
230 * have to be in the first 8 MB of memory, since this is
231 * the maximum mapped by the Linux kernel during initialization.
232 */
6d0f6bcf 233#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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234
235/*-----------------------------------------------------------------------
236 * FLASH organization
237 */
090eb735 238
e318d9e9 239/* use CFI flash driver */
6d0f6bcf 240#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
00b1883a 241#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
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242#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
243#define CONFIG_SYS_FLASH_EMPTY_INFO
244#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
245#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
246#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
090eb735 247
5a1aceb0 248#define CONFIG_ENV_IS_IN_FLASH 1
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249#define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
250#define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment */
251#define CONFIG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */
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252
253/* Address and size of Redundant Environment Sector */
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254#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
255#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
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256
257/*-----------------------------------------------------------------------
258 * Hardware Information Block
259 */
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260#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
261#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
262#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
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263
264/*-----------------------------------------------------------------------
265 * Cache Configuration
266 */
6d0f6bcf 267#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
2694690e 268#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 269#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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270#endif
271
272/*-----------------------------------------------------------------------
273 * SYPCR - System Protection Control 11-9
274 * SYPCR can only be written once after reset!
275 *-----------------------------------------------------------------------
276 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
277 */
278#if defined(CONFIG_WATCHDOG)
6d0f6bcf 279#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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280 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
281#else
6d0f6bcf 282#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
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283#endif
284
285/*-----------------------------------------------------------------------
286 * SIUMCR - SIU Module Configuration 11-6
287 *-----------------------------------------------------------------------
288 * PCMCIA config., multi-function pin tri-state
289 */
290#ifndef CONFIG_CAN_DRIVER
6d0f6bcf 291#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
090eb735 292#else /* we must activate GPL5 in the SIUMCR for CAN */
6d0f6bcf 293#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
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294#endif /* CONFIG_CAN_DRIVER */
295
296/*-----------------------------------------------------------------------
297 * TBSCR - Time Base Status and Control 11-26
298 *-----------------------------------------------------------------------
299 * Clear Reference Interrupt Status, Timebase freezing enabled
300 */
6d0f6bcf 301#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
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302
303/*-----------------------------------------------------------------------
304 * PISCR - Periodic Interrupt Status and Control 11-31
305 *-----------------------------------------------------------------------
306 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
307 */
6d0f6bcf 308#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
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309
310/*-----------------------------------------------------------------------
311 * SCCR - System Clock and reset Control Register 15-27
312 *-----------------------------------------------------------------------
313 * Set clock output, timebase and RTC source and divider,
314 * power management and some other internal clocks
315 */
316#define SCCR_MASK SCCR_EBDF11
6d0f6bcf 317#define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
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318 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
319 SCCR_DFALCD00)
320
321/*-----------------------------------------------------------------------
322 * PCMCIA stuff
323 *-----------------------------------------------------------------------
324 *
325 */
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326#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
327#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
328#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
329#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
330#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
331#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
332#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
333#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
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334
335/*-----------------------------------------------------------------------
336 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
337 *-----------------------------------------------------------------------
338 */
339
8d1165e1 340#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
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341#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
342
343#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
344#undef CONFIG_IDE_LED /* LED for ide not supported */
345#undef CONFIG_IDE_RESET /* reset for ide not supported */
346
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347#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
348#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
090eb735 349
6d0f6bcf 350#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
090eb735 351
6d0f6bcf 352#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
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353
354/* Offset for data I/O */
6d0f6bcf 355#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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356
357/* Offset for normal register accesses */
6d0f6bcf 358#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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359
360/* Offset for alternate registers */
6d0f6bcf 361#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
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362
363/*-----------------------------------------------------------------------
364 *
365 *-----------------------------------------------------------------------
366 *
367 */
6d0f6bcf 368#define CONFIG_SYS_DER 0
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369
370/*
371 * Init Memory Controller:
372 *
373 * BR0/1 and OR0/1 (FLASH)
374 */
375
376#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
377#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
378
379/* used to re-map FLASH both when starting from SRAM or FLASH:
380 * restrict access enough to keep SRAM working (if any)
381 * but not too much to meddle with FLASH accesses
382 */
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383#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
384#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
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385
386/*
387 * FLASH timing: Default value of OR0 after reset
388 */
6d0f6bcf 389#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_MSK | OR_BI | \
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390 OR_SCY_6_CLK | OR_TRLX)
391
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392#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
393#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
394#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
090eb735 395
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396#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
397#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
398#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
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399
400/*
401 * BR2/3 and OR2/3 (SDRAM)
402 *
403 */
404#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
405#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
406#define SDRAM_MAX_SIZE (256 << 20) /* max 256 MB per bank */
407
408/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
6d0f6bcf 409#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
090eb735 410
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411#define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
412#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
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413
414#ifndef CONFIG_CAN_DRIVER
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415#define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
416#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
090eb735 417#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
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418#define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
419#define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
420#define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
421#define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
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422 BR_PS_8 | BR_MS_UPMB | BR_V )
423#endif /* CONFIG_CAN_DRIVER */
424
425/*
426 * 4096 Rows from SDRAM example configuration
427 * 1000 factor s -> ms
428 * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration
429 * 4 Number of refresh cycles per period
430 * 64 Refresh cycle in ms per number of rows
431 */
6d0f6bcf 432#define CONFIG_SYS_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64))
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433
434/*
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435 * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad)
436 *
437 * CPUclock(MHz) * 31.2
6d0f6bcf 438 * CONFIG_SYS_MAMR_PTA = ----------------------------------- with DFBRG = 0
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439 * 2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16
440 *
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441 * CPU clock = 15 MHz: CONFIG_SYS_MAMR_PTA = 29 -> 4 * 7.73 us
442 * CPU clock = 50 MHz: CONFIG_SYS_MAMR_PTA = 97 -> 4 * 7.76 us
443 * CPU clock = 66 MHz: CONFIG_SYS_MAMR_PTA = 128 -> 4 * 7.75 us
444 * CPU clock = 133 MHz: CONFIG_SYS_MAMR_PTA = 255 -> 4 * 7.67 us
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445 *
446 * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will
447 * be met also in the default configuration, i.e. if environment variable
448 * 'cpuclk' is not set.
090eb735 449 */
6d0f6bcf 450#define CONFIG_SYS_MAMR_PTA 128
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451
452/*
492c7049 453 * Memory Periodic Timer Prescaler Register (MPTPR) values.
090eb735 454 */
492c7049 455/* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 456#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16
492c7049 457/* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 458#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8
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459
460/*
461 * MAMR settings for SDRAM
462 */
463
464/* 8 column SDRAM */
6d0f6bcf 465#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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466 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
467 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
468/* 9 column SDRAM */
6d0f6bcf 469#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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470 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
471 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
472/* 10 column SDRAM */
6d0f6bcf 473#define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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474 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9 | \
475 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
476
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477/*
478 * Network configuration
479 */
480#define CONFIG_SCC2_ENET /* enable ethernet on SCC2 */
481#define CONFIG_FEC_ENET /* enable ethernet on FEC */
482#define CONFIG_ETHER_ON_FEC1 /* ... for FEC1 */
483#define CONFIG_ETHER_ON_FEC2 /* ... for FEC2 */
484
2694690e 485#if defined(CONFIG_CMD_MII)
6d0f6bcf 486#define CONFIG_SYS_DISCOVER_PHY
0f3ba7e9 487#define CONFIG_MII_INIT 1
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488#endif
489
490#define CONFIG_NET_RETRY_COUNT 1 /* reduce max. timeout before
491 switching to another netwok (if the
492 tried network is unreachable) */
493
48690d80 494#define CONFIG_ETHPRIME "SCC"
090eb735 495
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496/* pass open firmware flat tree */
497#define CONFIG_OF_LIBFDT 1
498#define CONFIG_OF_BOARD_SETUP 1
499#define CONFIG_HWCONFIG 1
500
090eb735 501#endif /* __CONFIG_H */