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i2c, soft-i2c: switch to new multibus/multiadapter support
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d4ca31c4 1/*
7c803be2 2 * (C) Copyright 2000-2008
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3 * Wolfgang Denk, DENX Software Engineering, [email protected].
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
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39#define CONFIG_SYS_TEXT_BASE 0x40000000
40
66ca92a5 41#define CONFIG_8xx_OSCLK 10000000 /* 10 MHz - PLL input clock */
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42#define CONFIG_SYS_8xx_CPUCLK_MIN 15000000 /* 15 MHz - CPU minimum clock */
43#define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 /* 133 MHz - CPU maximum clock */
66ca92a5 44#define CONFIG_8xx_CPUCLK_DEFAULT 50000000 /* 50 MHz - CPU default clock */
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45 /* (it will be used if there is no */
46 /* 'cpuclk' variable with valid value) */
d4ca31c4 47
6d0f6bcf 48#undef CONFIG_SYS_MEASURE_CPUCLK /* Measure real cpu clock */
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49 /* (function measure_gclk() */
50 /* will be called) */
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51#ifdef CONFIG_SYS_MEASURE_CPUCLK
52#define CONFIG_SYS_8XX_XIN 10000000 /* measure_gclk() needs this */
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53#endif
54
c178d3da 55#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
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56#define CONFIG_SYS_SMC_RXBUFLEN 128
57#define CONFIG_SYS_MAXIDLE 10
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58#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
59
c178d3da 60#define CONFIG_BOOTCOUNT_LIMIT
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61
62#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
63
64#define CONFIG_BOARD_TYPES 1 /* support board types */
65
c178d3da 66#define CONFIG_PREBOOT "echo;" \
32bf3d14 67 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
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68 "echo"
69
70#undef CONFIG_BOOTARGS
71
c178d3da 72#define CONFIG_EXTRA_ENV_SETTINGS \
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73 "netdev=eth0\0" \
74 "nfsargs=setenv bootargs root=/dev/nfs rw " \
fe126d8b 75 "nfsroot=${serverip}:${rootpath}\0" \
d4ca31c4 76 "ramargs=setenv bootargs root=/dev/ram rw\0" \
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77 "addip=setenv bootargs ${bootargs} " \
78 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
79 ":${hostname}:${netdev}:off panic=1\0" \
d4ca31c4 80 "flash_nfs=run nfsargs addip;" \
fe126d8b 81 "bootm ${kernel_addr}\0" \
d4ca31c4 82 "flash_self=run ramargs addip;" \
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83 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
84 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
d4ca31c4 85 "rootpath=/opt/eldk/ppc_8xx\0" \
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86 "hostname=TQM866M\0" \
87 "bootfile=TQM866M/uImage\0" \
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88 "fdt_addr=400C0000\0" \
89 "kernel_addr=40100000\0" \
eb6da805 90 "ramdisk_addr=40280000\0" \
29f8f58f 91 "u-boot=TQM866M/u-image.bin\0" \
9ef57bbe 92 "load=tftp 200000 ${u-boot}\0" \
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93 "update=prot off 40000000 +${filesize};" \
94 "era 40000000 +${filesize};" \
9ef57bbe 95 "cp.b 200000 40000000 ${filesize};" \
29f8f58f 96 "sete filesize;save\0" \
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97 ""
98#define CONFIG_BOOTCOMMAND "run flash_self"
99
100#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 101#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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102
103#undef CONFIG_WATCHDOG /* watchdog disabled */
104
c178d3da 105#define CONFIG_STATUS_LED 1 /* Status LED enabled */
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106
107#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
108
109/* enable I2C and select the hardware/software driver */
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110#define CONFIG_SYS_I2C
111#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
112#define CONFIG_SYS_I2C_SOFT_SPEED 93000 /* 93 kHz is supposed to work */
113#define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE
d4ca31c4 114
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115/*
116 * Software (bit-bang) I2C driver configuration
117 */
118#define PB_SCL 0x00000020 /* PB 26 */
119#define PB_SDA 0x00000010 /* PB 27 */
120
121#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
122#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
123#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
124#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
125#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
c178d3da 126 else immr->im_cpm.cp_pbdat &= ~PB_SDA
d4ca31c4 127#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
c178d3da 128 else immr->im_cpm.cp_pbdat &= ~PB_SCL
d4ca31c4 129#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
d4ca31c4 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
9a63b7f4 163#define CONFIG_CMD_EXT2
2694690e 164#define CONFIG_CMD_IDE
29f8f58f 165#define CONFIG_CMD_JFFS2
2694690e 166#define CONFIG_CMD_NFS
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167#define CONFIG_CMD_SNTP
168
169
170#define CONFIG_NETCONSOLE
2694690e 171
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172
173/*
174 * Miscellaneous configurable options
175 */
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176#define CONFIG_SYS_LONGHELP /* undef to save memory */
177#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
d4ca31c4 178
2751a95a 179#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
6d0f6bcf 180#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
d4ca31c4 181
2694690e 182#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 183#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
d4ca31c4 184#else
6d0f6bcf 185#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
d4ca31c4 186#endif
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187#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
188#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
189#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
d4ca31c4 190
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191#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
192#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
d4ca31c4 193
6d0f6bcf 194#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
d4ca31c4 195
6d0f6bcf 196#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
d4ca31c4 197
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198/*
199 * Low Level Configuration Settings
200 * (address mappings, register initial values, etc.)
201 * You should know what you are doing if you make changes here.
202 */
203/*-----------------------------------------------------------------------
204 * Internal Memory Mapped Register
205 */
6d0f6bcf 206#define CONFIG_SYS_IMMR 0xFFF00000
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207
208/*-----------------------------------------------------------------------
209 * Definitions for initial stack pointer and data area (in DPRAM)
210 */
6d0f6bcf 211#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
553f0982 212#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
25ddd1fb 213#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
6d0f6bcf 214#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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215
216/*-----------------------------------------------------------------------
217 * Start addresses for the final memory configuration
218 * (Set up by the startup code)
6d0f6bcf 219 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
d4ca31c4 220 */
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221#define CONFIG_SYS_SDRAM_BASE 0x00000000
222#define CONFIG_SYS_FLASH_BASE 0x40000000
223#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
224#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
225#define CONFIG_SYS_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */
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226
227/*
228 * For booting Linux, the board info and command line data
229 * have to be in the first 8 MB of memory, since this is
230 * the maximum mapped by the Linux kernel during initialization.
231 */
6d0f6bcf 232#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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233
234/*-----------------------------------------------------------------------
235 * FLASH organization
236 */
e318d9e9 237/* use CFI flash driver */
6d0f6bcf 238#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
00b1883a 239#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
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240#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
241#define CONFIG_SYS_FLASH_EMPTY_INFO
242#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
243#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
244#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
d4ca31c4 245
5a1aceb0 246#define CONFIG_ENV_IS_IN_FLASH 1
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247#define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
248#define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */
249#define CONFIG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */
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250
251/* Address and size of Redundant Environment Sector */
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252#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
253#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
d4ca31c4 254
6d0f6bcf 255#define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
67c31036 256
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257#define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
258
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259/*-----------------------------------------------------------------------
260 * Dynamic MTD partition support
261 */
68d7d651 262#define CONFIG_CMD_MTDPARTS
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263#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
264#define CONFIG_FLASH_CFI_MTD
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265#define MTDIDS_DEFAULT "nor0=TQM8xxM-0"
266
267#define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \
268 "128k(dtb)," \
269 "1920k(kernel)," \
270 "5632(rootfs)," \
cd82919e 271 "4m(data)"
29f8f58f 272
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273/*-----------------------------------------------------------------------
274 * Hardware Information Block
275 */
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276#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
277#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
278#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
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279
280/*-----------------------------------------------------------------------
281 * Cache Configuration
282 */
6d0f6bcf 283#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
2694690e 284#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 285#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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286#endif
287
288/*-----------------------------------------------------------------------
289 * SYPCR - System Protection Control 11-9
290 * SYPCR can only be written once after reset!
291 *-----------------------------------------------------------------------
292 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
293 */
294#if defined(CONFIG_WATCHDOG)
6d0f6bcf 295#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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296 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
297#else
6d0f6bcf 298#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
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299#endif
300
301/*-----------------------------------------------------------------------
302 * SIUMCR - SIU Module Configuration 11-6
303 *-----------------------------------------------------------------------
304 * PCMCIA config., multi-function pin tri-state
305 */
c178d3da 306#ifndef CONFIG_CAN_DRIVER
6d0f6bcf 307#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
d4ca31c4 308#else /* we must activate GPL5 in the SIUMCR for CAN */
6d0f6bcf 309#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
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310#endif /* CONFIG_CAN_DRIVER */
311
312/*-----------------------------------------------------------------------
313 * TBSCR - Time Base Status and Control 11-26
314 *-----------------------------------------------------------------------
315 * Clear Reference Interrupt Status, Timebase freezing enabled
316 */
6d0f6bcf 317#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
d4ca31c4 318
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319/*-----------------------------------------------------------------------
320 * PISCR - Periodic Interrupt Status and Control 11-31
321 *-----------------------------------------------------------------------
322 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
323 */
6d0f6bcf 324#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
d4ca31c4 325
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326/*-----------------------------------------------------------------------
327 * SCCR - System Clock and reset Control Register 15-27
328 *-----------------------------------------------------------------------
329 * Set clock output, timebase and RTC source and divider,
330 * power management and some other internal clocks
331 */
332#define SCCR_MASK SCCR_EBDF11
6d0f6bcf 333#define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
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334 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
335 SCCR_DFALCD00)
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336
337/*-----------------------------------------------------------------------
338 * PCMCIA stuff
339 *-----------------------------------------------------------------------
340 *
341 */
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342#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
343#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
344#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
345#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
346#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
347#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
348#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
349#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
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350
351/*-----------------------------------------------------------------------
352 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
353 *-----------------------------------------------------------------------
354 */
355
8d1165e1 356#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
c178d3da 357#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
d4ca31c4 358
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359#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
360#undef CONFIG_IDE_LED /* LED for ide not supported */
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361#undef CONFIG_IDE_RESET /* reset for ide not supported */
362
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363#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
364#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
d4ca31c4 365
6d0f6bcf 366#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
d4ca31c4 367
6d0f6bcf 368#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
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369
370/* Offset for data I/O */
6d0f6bcf 371#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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372
373/* Offset for normal register accesses */
6d0f6bcf 374#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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375
376/* Offset for alternate registers */
6d0f6bcf 377#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
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378
379/*-----------------------------------------------------------------------
380 *
381 *-----------------------------------------------------------------------
382 *
383 */
6d0f6bcf 384#define CONFIG_SYS_DER 0
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385
386/*
387 * Init Memory Controller:
388 *
389 * BR0/1 and OR0/1 (FLASH)
390 */
391
392#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
393#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
394
395/* used to re-map FLASH both when starting from SRAM or FLASH:
396 * restrict access enough to keep SRAM working (if any)
397 * but not too much to meddle with FLASH accesses
398 */
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399#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
400#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
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401
402/*
c178d3da 403 * FLASH timing: Default value of OR0 after reset
d4ca31c4 404 */
6d0f6bcf 405#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_MSK | OR_BI | \
c178d3da 406 OR_SCY_15_CLK | OR_TRLX)
d4ca31c4 407
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408#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
409#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
410#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
d4ca31c4 411
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412#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
413#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
414#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
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415
416/*
417 * BR2/3 and OR2/3 (SDRAM)
418 *
419 */
420#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
421#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
c178d3da 422#define SDRAM_MAX_SIZE (256 << 20) /* max 256 MB per bank */
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423
424/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
6d0f6bcf 425#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
d4ca31c4 426
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427#define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
428#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
d4ca31c4 429
c178d3da 430#ifndef CONFIG_CAN_DRIVER
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431#define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
432#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
d4ca31c4 433#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
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434#define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
435#define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
436#define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
437#define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
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438 BR_PS_8 | BR_MS_UPMB | BR_V )
439#endif /* CONFIG_CAN_DRIVER */
440
c178d3da 441/*
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442 * 4096 Rows from SDRAM example configuration
443 * 1000 factor s -> ms
444 * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration
445 * 4 Number of refresh cycles per period
446 * 64 Refresh cycle in ms per number of rows
447 */
6d0f6bcf 448#define CONFIG_SYS_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64))
c178d3da 449
d4ca31c4 450/*
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451 * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad)
452 *
453 * CPUclock(MHz) * 31.2
6d0f6bcf 454 * CONFIG_SYS_MAMR_PTA = ----------------------------------- with DFBRG = 0
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455 * 2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16
456 *
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457 * CPU clock = 15 MHz: CONFIG_SYS_MAMR_PTA = 29 -> 4 * 7.73 us
458 * CPU clock = 50 MHz: CONFIG_SYS_MAMR_PTA = 97 -> 4 * 7.76 us
459 * CPU clock = 66 MHz: CONFIG_SYS_MAMR_PTA = 128 -> 4 * 7.75 us
460 * CPU clock = 133 MHz: CONFIG_SYS_MAMR_PTA = 255 -> 4 * 7.67 us
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461 *
462 * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will
463 * be met also in the default configuration, i.e. if environment variable
464 * 'cpuclk' is not set.
d4ca31c4 465 */
6d0f6bcf 466#define CONFIG_SYS_MAMR_PTA 97
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467
468/*
d43e489b 469 * Memory Periodic Timer Prescaler Register (MPTPR) values.
d4ca31c4 470 */
d43e489b 471/* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 472#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16
d43e489b 473/* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 474#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8
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475
476/*
477 * MAMR settings for SDRAM
478 */
479
480/* 8 column SDRAM */
6d0f6bcf 481#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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482 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
483 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
484/* 9 column SDRAM */
6d0f6bcf 485#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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486 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
487 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
c178d3da 488/* 10 column SDRAM */
6d0f6bcf 489#define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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490 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9 | \
491 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
d4ca31c4 492
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493#define CONFIG_SCC1_ENET
494#define CONFIG_FEC_ENET
48690d80 495#define CONFIG_ETHPRIME "SCC"
d4ca31c4 496
7026ead0
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497/* pass open firmware flat tree */
498#define CONFIG_OF_LIBFDT 1
499#define CONFIG_OF_BOARD_SETUP 1
500#define CONFIG_HWCONFIG 1
501
d4ca31c4 502#endif /* __CONFIG_H */
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