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d4ca31c4 1/*
7c803be2 2 * (C) Copyright 2000-2008
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3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
c178d3da 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24/*
25 * board/config.h - configuration options, board specific
26 */
27
28#ifndef __CONFIG_H
29#define __CONFIG_H
30
31/*
32 * High Level Configuration Options
33 * (easy to change)
34 */
35
36#define CONFIG_MPC866 1 /* This is a MPC866 CPU */
37#define CONFIG_TQM866M 1 /* ...on a TQM8xxM module */
38
66ca92a5 39#define CONFIG_8xx_OSCLK 10000000 /* 10 MHz - PLL input clock */
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40#define CONFIG_SYS_8xx_CPUCLK_MIN 15000000 /* 15 MHz - CPU minimum clock */
41#define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 /* 133 MHz - CPU maximum clock */
66ca92a5 42#define CONFIG_8xx_CPUCLK_DEFAULT 50000000 /* 50 MHz - CPU default clock */
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43 /* (it will be used if there is no */
44 /* 'cpuclk' variable with valid value) */
d4ca31c4 45
6d0f6bcf 46#undef CONFIG_SYS_MEASURE_CPUCLK /* Measure real cpu clock */
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47 /* (function measure_gclk() */
48 /* will be called) */
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49#ifdef CONFIG_SYS_MEASURE_CPUCLK
50#define CONFIG_SYS_8XX_XIN 10000000 /* measure_gclk() needs this */
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51#endif
52
c178d3da 53#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
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54
55#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
56
c178d3da 57#define CONFIG_BOOTCOUNT_LIMIT
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58
59#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
60
61#define CONFIG_BOARD_TYPES 1 /* support board types */
62
c178d3da 63#define CONFIG_PREBOOT "echo;" \
32bf3d14 64 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
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65 "echo"
66
67#undef CONFIG_BOOTARGS
68
c178d3da 69#define CONFIG_EXTRA_ENV_SETTINGS \
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70 "netdev=eth0\0" \
71 "nfsargs=setenv bootargs root=/dev/nfs rw " \
fe126d8b 72 "nfsroot=${serverip}:${rootpath}\0" \
d4ca31c4 73 "ramargs=setenv bootargs root=/dev/ram rw\0" \
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74 "addip=setenv bootargs ${bootargs} " \
75 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
76 ":${hostname}:${netdev}:off panic=1\0" \
d4ca31c4 77 "flash_nfs=run nfsargs addip;" \
fe126d8b 78 "bootm ${kernel_addr}\0" \
d4ca31c4 79 "flash_self=run ramargs addip;" \
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80 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
81 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
d4ca31c4 82 "rootpath=/opt/eldk/ppc_8xx\0" \
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83 "hostname=TQM866M\0" \
84 "bootfile=TQM866M/uImage\0" \
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85 "fdt_addr=400C0000\0" \
86 "kernel_addr=40100000\0" \
eb6da805 87 "ramdisk_addr=40280000\0" \
29f8f58f 88 "u-boot=TQM866M/u-image.bin\0" \
9ef57bbe 89 "load=tftp 200000 ${u-boot}\0" \
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90 "update=prot off 40000000 +${filesize};" \
91 "era 40000000 +${filesize};" \
9ef57bbe 92 "cp.b 200000 40000000 ${filesize};" \
29f8f58f 93 "sete filesize;save\0" \
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94 ""
95#define CONFIG_BOOTCOMMAND "run flash_self"
96
97#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 98#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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99
100#undef CONFIG_WATCHDOG /* watchdog disabled */
101
c178d3da 102#define CONFIG_STATUS_LED 1 /* Status LED enabled */
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103
104#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
105
106/* enable I2C and select the hardware/software driver */
107#undef CONFIG_HARD_I2C /* I2C with hardware support */
c178d3da 108#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
d4ca31c4 109
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110#define CONFIG_SYS_I2C_SPEED 93000 /* 93 kHz is supposed to work */
111#define CONFIG_SYS_I2C_SLAVE 0xFE
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112
113#ifdef CONFIG_SOFT_I2C
114/*
115 * Software (bit-bang) I2C driver configuration
116 */
117#define PB_SCL 0x00000020 /* PB 26 */
118#define PB_SDA 0x00000010 /* PB 27 */
119
120#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
121#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
122#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
123#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
124#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
c178d3da 125 else immr->im_cpm.cp_pbdat &= ~PB_SDA
d4ca31c4 126#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
c178d3da 127 else immr->im_cpm.cp_pbdat &= ~PB_SCL
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128#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
129#endif /* CONFIG_SOFT_I2C */
130
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131#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM AT24C256 */
132#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* two byte address */
133#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
134#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
d4ca31c4 135
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136/*
137 * BOOTP options
138 */
139#define CONFIG_BOOTP_SUBNETMASK
140#define CONFIG_BOOTP_GATEWAY
141#define CONFIG_BOOTP_HOSTNAME
142#define CONFIG_BOOTP_BOOTPATH
143#define CONFIG_BOOTP_BOOTFILESIZE
144
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145
146#define CONFIG_MAC_PARTITION
147#define CONFIG_DOS_PARTITION
148
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149#undef CONFIG_RTC_MPC8xx /* MPC866 does not support RTC */
150
151#define CONFIG_TIMESTAMP /* but print image timestmps */
d4ca31c4 152
d4ca31c4 153
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154/*
155 * Command line configuration.
156 */
157#include <config_cmd_default.h>
158
159#define CONFIG_CMD_ASKENV
160#define CONFIG_CMD_DHCP
161#define CONFIG_CMD_EEPROM
29f8f58f 162#define CONFIG_CMD_ELF
2694690e 163#define CONFIG_CMD_IDE
29f8f58f 164#define CONFIG_CMD_JFFS2
2694690e 165#define CONFIG_CMD_NFS
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166#define CONFIG_CMD_SNTP
167
168
169#define CONFIG_NETCONSOLE
2694690e 170
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171
172/*
173 * Miscellaneous configurable options
174 */
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175#define CONFIG_SYS_LONGHELP /* undef to save memory */
176#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
d4ca31c4 177
2751a95a 178#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
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179#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
180#ifdef CONFIG_SYS_HUSH_PARSER
181#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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182#endif
183
2694690e 184#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 185#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
d4ca31c4 186#else
6d0f6bcf 187#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
d4ca31c4 188#endif
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189#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
190#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
191#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
d4ca31c4 192
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193#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
194#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
d4ca31c4 195
6d0f6bcf 196#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
d4ca31c4 197
6d0f6bcf 198#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
d4ca31c4 199
6d0f6bcf 200#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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201
202/*
203 * Low Level Configuration Settings
204 * (address mappings, register initial values, etc.)
205 * You should know what you are doing if you make changes here.
206 */
207/*-----------------------------------------------------------------------
208 * Internal Memory Mapped Register
209 */
6d0f6bcf 210#define CONFIG_SYS_IMMR 0xFFF00000
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211
212/*-----------------------------------------------------------------------
213 * Definitions for initial stack pointer and data area (in DPRAM)
214 */
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215#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
216#define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
217#define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
218#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
219#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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220
221/*-----------------------------------------------------------------------
222 * Start addresses for the final memory configuration
223 * (Set up by the startup code)
6d0f6bcf 224 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
d4ca31c4 225 */
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226#define CONFIG_SYS_SDRAM_BASE 0x00000000
227#define CONFIG_SYS_FLASH_BASE 0x40000000
228#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
229#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
230#define CONFIG_SYS_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */
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231
232/*
233 * For booting Linux, the board info and command line data
234 * have to be in the first 8 MB of memory, since this is
235 * the maximum mapped by the Linux kernel during initialization.
236 */
6d0f6bcf 237#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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238
239/*-----------------------------------------------------------------------
240 * FLASH organization
241 */
e318d9e9 242/* use CFI flash driver */
6d0f6bcf 243#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
00b1883a 244#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
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245#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
246#define CONFIG_SYS_FLASH_EMPTY_INFO
247#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
248#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
249#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
d4ca31c4 250
5a1aceb0 251#define CONFIG_ENV_IS_IN_FLASH 1
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252#define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
253#define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */
254#define CONFIG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */
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255
256/* Address and size of Redundant Environment Sector */
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257#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
258#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
d4ca31c4 259
6d0f6bcf 260#define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
67c31036 261
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262#define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
263
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264/*-----------------------------------------------------------------------
265 * Dynamic MTD partition support
266 */
267#define CONFIG_JFFS2_CMDLINE
268#define MTDIDS_DEFAULT "nor0=TQM8xxM-0"
269
270#define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \
271 "128k(dtb)," \
272 "1920k(kernel)," \
273 "5632(rootfs)," \
cd82919e 274 "4m(data)"
29f8f58f 275
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276/*-----------------------------------------------------------------------
277 * Hardware Information Block
278 */
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279#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
280#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
281#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
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282
283/*-----------------------------------------------------------------------
284 * Cache Configuration
285 */
6d0f6bcf 286#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
2694690e 287#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 288#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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289#endif
290
291/*-----------------------------------------------------------------------
292 * SYPCR - System Protection Control 11-9
293 * SYPCR can only be written once after reset!
294 *-----------------------------------------------------------------------
295 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
296 */
297#if defined(CONFIG_WATCHDOG)
6d0f6bcf 298#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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299 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
300#else
6d0f6bcf 301#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
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302#endif
303
304/*-----------------------------------------------------------------------
305 * SIUMCR - SIU Module Configuration 11-6
306 *-----------------------------------------------------------------------
307 * PCMCIA config., multi-function pin tri-state
308 */
c178d3da 309#ifndef CONFIG_CAN_DRIVER
6d0f6bcf 310#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
d4ca31c4 311#else /* we must activate GPL5 in the SIUMCR for CAN */
6d0f6bcf 312#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
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313#endif /* CONFIG_CAN_DRIVER */
314
315/*-----------------------------------------------------------------------
316 * TBSCR - Time Base Status and Control 11-26
317 *-----------------------------------------------------------------------
318 * Clear Reference Interrupt Status, Timebase freezing enabled
319 */
6d0f6bcf 320#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
d4ca31c4 321
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322/*-----------------------------------------------------------------------
323 * PISCR - Periodic Interrupt Status and Control 11-31
324 *-----------------------------------------------------------------------
325 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
326 */
6d0f6bcf 327#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
d4ca31c4 328
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329/*-----------------------------------------------------------------------
330 * SCCR - System Clock and reset Control Register 15-27
331 *-----------------------------------------------------------------------
332 * Set clock output, timebase and RTC source and divider,
333 * power management and some other internal clocks
334 */
335#define SCCR_MASK SCCR_EBDF11
6d0f6bcf 336#define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
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337 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
338 SCCR_DFALCD00)
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339
340/*-----------------------------------------------------------------------
341 * PCMCIA stuff
342 *-----------------------------------------------------------------------
343 *
344 */
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345#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
346#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
347#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
348#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
349#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
350#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
351#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
352#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
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353
354/*-----------------------------------------------------------------------
355 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
356 *-----------------------------------------------------------------------
357 */
358
c178d3da 359#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
d4ca31c4 360
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361#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
362#undef CONFIG_IDE_LED /* LED for ide not supported */
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363#undef CONFIG_IDE_RESET /* reset for ide not supported */
364
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365#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
366#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
d4ca31c4 367
6d0f6bcf 368#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
d4ca31c4 369
6d0f6bcf 370#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
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371
372/* Offset for data I/O */
6d0f6bcf 373#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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374
375/* Offset for normal register accesses */
6d0f6bcf 376#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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377
378/* Offset for alternate registers */
6d0f6bcf 379#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
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380
381/*-----------------------------------------------------------------------
382 *
383 *-----------------------------------------------------------------------
384 *
385 */
6d0f6bcf 386#define CONFIG_SYS_DER 0
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387
388/*
389 * Init Memory Controller:
390 *
391 * BR0/1 and OR0/1 (FLASH)
392 */
393
394#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
395#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
396
397/* used to re-map FLASH both when starting from SRAM or FLASH:
398 * restrict access enough to keep SRAM working (if any)
399 * but not too much to meddle with FLASH accesses
400 */
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401#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
402#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
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403
404/*
c178d3da 405 * FLASH timing: Default value of OR0 after reset
d4ca31c4 406 */
6d0f6bcf 407#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_MSK | OR_BI | \
c178d3da 408 OR_SCY_15_CLK | OR_TRLX)
d4ca31c4 409
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410#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
411#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
412#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
d4ca31c4 413
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414#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
415#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
416#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
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417
418/*
419 * BR2/3 and OR2/3 (SDRAM)
420 *
421 */
422#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
423#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
c178d3da 424#define SDRAM_MAX_SIZE (256 << 20) /* max 256 MB per bank */
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425
426/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
6d0f6bcf 427#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
d4ca31c4 428
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429#define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
430#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
d4ca31c4 431
c178d3da 432#ifndef CONFIG_CAN_DRIVER
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433#define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
434#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
d4ca31c4 435#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
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436#define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
437#define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
438#define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
439#define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
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440 BR_PS_8 | BR_MS_UPMB | BR_V )
441#endif /* CONFIG_CAN_DRIVER */
442
c178d3da 443/*
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444 * 4096 Rows from SDRAM example configuration
445 * 1000 factor s -> ms
446 * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration
447 * 4 Number of refresh cycles per period
448 * 64 Refresh cycle in ms per number of rows
449 */
6d0f6bcf 450#define CONFIG_SYS_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64))
c178d3da 451
d4ca31c4 452/*
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453 * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad)
454 *
455 * CPUclock(MHz) * 31.2
6d0f6bcf 456 * CONFIG_SYS_MAMR_PTA = ----------------------------------- with DFBRG = 0
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457 * 2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16
458 *
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459 * CPU clock = 15 MHz: CONFIG_SYS_MAMR_PTA = 29 -> 4 * 7.73 us
460 * CPU clock = 50 MHz: CONFIG_SYS_MAMR_PTA = 97 -> 4 * 7.76 us
461 * CPU clock = 66 MHz: CONFIG_SYS_MAMR_PTA = 128 -> 4 * 7.75 us
462 * CPU clock = 133 MHz: CONFIG_SYS_MAMR_PTA = 255 -> 4 * 7.67 us
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463 *
464 * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will
465 * be met also in the default configuration, i.e. if environment variable
466 * 'cpuclk' is not set.
d4ca31c4 467 */
6d0f6bcf 468#define CONFIG_SYS_MAMR_PTA 97
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469
470/*
d43e489b 471 * Memory Periodic Timer Prescaler Register (MPTPR) values.
d4ca31c4 472 */
d43e489b 473/* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 474#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16
d43e489b 475/* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 476#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8
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477
478/*
479 * MAMR settings for SDRAM
480 */
481
482/* 8 column SDRAM */
6d0f6bcf 483#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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484 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
485 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
486/* 9 column SDRAM */
6d0f6bcf 487#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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488 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
489 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
c178d3da 490/* 10 column SDRAM */
6d0f6bcf 491#define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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492 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9 | \
493 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
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494
495/*
496 * Internal Definitions
497 *
498 * Boot Flags
499 */
c178d3da 500#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
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501#define BOOTFLAG_WARM 0x02 /* Software reboot */
502
503#define CONFIG_SCC1_ENET
504#define CONFIG_FEC_ENET
505#define CONFIG_ETHPRIME "SCC ETHERNET"
506
507#endif /* __CONFIG_H */