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Remove legacy NAND and disk on chip references from boards.
[people/ms/u-boot.git] / include / configs / RBC823.h
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682011ff
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1/*
2 * (C) Copyright 2000, 2001
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * Modified by Udi Finkelstein udif@udif.com
6 * For the RBC823 board.
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_MPC823 1 /* This is a MPC823 CPU */
40#define CONFIG_RBC823 1 /* ...on a RBC823 module */
41
42
43#if 0
44#define DEBUG 1
45#define CONFIG_LAST_STAGE_INIT
46#endif
47#define CONFIG_KEYBOARD 1 /* This board has a custom keybpard */
48#define CONFIG_LCD 1 /* use LCD controller ... */
49#define CONFIG_HITACHI_SP19X001_Z1A /* The LCD type we use */
50
51#define CONFIG_8xx_CONS_SMC2 1 /* Console is on SMC2 */
52#undef CONFIG_8xx_CONS_SMC1
53#undef CONFIG_8xx_CONS_NONE
54#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
55#if 1
56#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
57#else
58#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
59#endif
60
61#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
62#define CONFIG_8xx_GCLK_FREQ 48000000L
63
32bf3d14 64#define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
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65
66#undef CONFIG_BOOTARGS
67#define CONFIG_BOOTCOMMAND \
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68 "bootp; " \
69 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
70 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
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71 "bootm"
72
73#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 74#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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75
76#undef CONFIG_WATCHDOG /* watchdog disabled */
77
78#define CONFIG_STATUS_LED 1 /* Status LED enabled */
79
80#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
81
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82/*
83 * BOOTP options
84 */
85#define CONFIG_BOOTP_SUBNETMASK
86#define CONFIG_BOOTP_GATEWAY
87#define CONFIG_BOOTP_HOSTNAME
88#define CONFIG_BOOTP_BOOTPATH
89#define CONFIG_BOOTP_BOOTFILESIZE
90
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91
92#undef CONFIG_MAC_PARTITION
93#define CONFIG_DOS_PARTITION
94
95#undef CONFIG_RTC_MPC8xx /* don't use internal RTC of MPC8xx (no battery) */
96
97#define CONFIG_HARD_I2C
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98#define CONFIG_SYS_I2C_SPEED 40000
99#define CONFIG_SYS_I2C_SLAVE 0xfe
100#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
101#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
102#define CONFIG_SYS_EEPROM_WRITE_BITS 4
103#define CONFIG_SYS_EEPROM_WRITE_DELAY_MS 10
682011ff 104
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105/*
106 * Command line configuration.
107 */
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108#include <config_cmd_default.h>
109
110#define CONFIG_CMD_ASKENV
111#define CONFIG_CMD_BEDBUG
112#define CONFIG_CMD_BMP
113#define CONFIG_CMD_CACHE
114#define CONFIG_CMD_CDP
115#define CONFIG_CMD_DHCP
116#define CONFIG_CMD_DIAG
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117#define CONFIG_CMD_EEPROM
118#define CONFIG_CMD_ELF
119#define CONFIG_CMD_FAT
120#define CONFIG_CMD_I2C
121#define CONFIG_CMD_IMMAP
122#define CONFIG_CMD_KGDB
123#define CONFIG_CMD_PING
124#define CONFIG_CMD_PORTIO
125#define CONFIG_CMD_REGINFO
126#define CONFIG_CMD_SAVES
127#define CONFIG_CMD_SDRAM
128
e9a0f8f1 129#undef CONFIG_CMD_SETGETDCR
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130#undef CONFIG_CMD_XIMG
131
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132/*
133 * Miscellaneous configurable options
134 */
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135#define CONFIG_SYS_LONGHELP /* undef to save memory */
136#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
e9a0f8f1 137#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 138#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
682011ff 139#else
6d0f6bcf 140#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
682011ff 141#endif
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142#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
143#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
144#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
682011ff 145
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146#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
147#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
682011ff 148
6d0f6bcf 149#define CONFIG_SYS_LOAD_ADDR 0x0100000 /* default load address */
682011ff 150
6d0f6bcf 151#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
682011ff 152
6d0f6bcf 153#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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154
155/*
156 * Low Level Configuration Settings
157 * (address mappings, register initial values, etc.)
158 * You should know what you are doing if you make changes here.
159 */
160/*-----------------------------------------------------------------------
161 * Internal Memory Mapped Register
162 */
6d0f6bcf 163#define CONFIG_SYS_IMMR 0xFF000000
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164
165/*-----------------------------------------------------------------------
166 * Definitions for initial stack pointer and data area (in DPRAM)
167 */
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168#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
169#define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
170#define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
171#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
172#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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173
174/*-----------------------------------------------------------------------
175 * Start addresses for the final memory configuration
176 * (Set up by the startup code)
6d0f6bcf 177 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
682011ff 178 */
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179#define CONFIG_SYS_SDRAM_BASE 0x00000000
180#define CONFIG_SYS_FLASH_BASE 0xFFF00000
682011ff 181#if defined(DEBUG)
6d0f6bcf 182#define CONFIG_SYS_MONITOR_LEN (384 << 10) /* Reserve 256 kB for Monitor */
682011ff 183#else
6d0f6bcf 184#define CONFIG_SYS_MONITOR_LEN (384 << 10) /* Reserve 192 kB for Monitor */
682011ff 185#endif
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186#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
187#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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188
189/*
190 * For booting Linux, the board info and command line data
191 * have to be in the first 8 MB of memory, since this is
192 * the maximum mapped by the Linux kernel during initialization.
193 */
6d0f6bcf 194#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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195
196/*-----------------------------------------------------------------------
197 * FLASH organization
198 */
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199#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
200#define CONFIG_SYS_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
682011ff 201
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202#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
203#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
682011ff 204
5a1aceb0 205#define CONFIG_ENV_IS_IN_FLASH 1
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206#define CONFIG_ENV_OFFSET 0x10000 /* Offset of Environment Sector */
207#define CONFIG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */
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208
209/*-----------------------------------------------------------------------
210 * Cache Configuration
211 */
6d0f6bcf 212#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
e9a0f8f1 213#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 214#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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215#endif
216
217/*-----------------------------------------------------------------------
218 * SYPCR - System Protection Control 11-9
219 * SYPCR can only be written once after reset!
220 *-----------------------------------------------------------------------
221 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
222 */
223#if defined(CONFIG_WATCHDOG)
6d0f6bcf 224#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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225 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
226#else
227/*
6d0f6bcf 228#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
682011ff 229*/
6d0f6bcf 230#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWRI | SYPCR_SWP)
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231#endif
232
233/*-----------------------------------------------------------------------
234 * SIUMCR - SIU Module Configuration 11-6
235 *-----------------------------------------------------------------------
236 * PCMCIA config., multi-function pin tri-state
237 */
6d0f6bcf 238#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC00 | SIUMCR_FRC)
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239
240/*-----------------------------------------------------------------------
241 * TBSCR - Time Base Status and Control 11-26
242 *-----------------------------------------------------------------------
243 * Clear Reference Interrupt Status, Timebase freezing enabled
244 */
6d0f6bcf 245#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
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246
247/*-----------------------------------------------------------------------
248 * RTCSC - Real-Time Clock Status and Control Register 11-27
249 *-----------------------------------------------------------------------
250 */
6d0f6bcf 251#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
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252
253/*-----------------------------------------------------------------------
254 * PISCR - Periodic Interrupt Status and Control 11-31
255 *-----------------------------------------------------------------------
256 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
257 */
6d0f6bcf 258#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
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259
260/*-----------------------------------------------------------------------
261 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
262 *-----------------------------------------------------------------------
263 * Reset PLL lock status sticky bit, timer expired status bit and timer
264 * interrupt status bit
265 *
266 */
267
268/*
269 * for 48 MHz, we use a 4 MHz clock * 12
270 */
6d0f6bcf 271#define CONFIG_SYS_PLPRCR \
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272 ( (12-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_LOLRE )
273
274/*-----------------------------------------------------------------------
275 * SCCR - System Clock and reset Control Register 15-27
276 *-----------------------------------------------------------------------
277 * Set clock output, timebase and RTC source and divider,
278 * power management and some other internal clocks
279 */
280#define SCCR_MASK SCCR_EBDF11
6d0f6bcf 281#define CONFIG_SYS_SCCR (SCCR_RTDIV | SCCR_RTSEL | SCCR_CRQEN | \
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282 SCCR_PRQEN | SCCR_EBDF00 | \
283 SCCR_COM01 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
284 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD001 | \
285 SCCR_DFALCD00)
286
287#ifdef NOT_USED
288/*-----------------------------------------------------------------------
289 * PCMCIA stuff
290 *-----------------------------------------------------------------------
291 *
292 */
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293#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
294#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
295#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
296#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
297#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
298#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
299#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
300#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
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301
302/*-----------------------------------------------------------------------
303 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
304 *-----------------------------------------------------------------------
305 */
306
307#define CONFIG_IDE_PCCARD 1 /* Use IDE with PC Card Adapter */
308
309#undef CONFIG_IDE_PCMCIA /* Direct IDE not supported */
310#undef CONFIG_IDE_LED /* LED for ide not supported */
311#undef CONFIG_IDE_RESET /* reset for ide not supported */
312
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313#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
314#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
682011ff 315
6d0f6bcf 316#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
682011ff 317
6d0f6bcf 318#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
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319
320/* Offset for data I/O */
6d0f6bcf 321#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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322
323/* Offset for normal register accesses */
6d0f6bcf 324#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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325
326/* Offset for alternate registers */
6d0f6bcf 327#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
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328
329#endif
330
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331/*-----------------------------------------------------------------------
332 *
333 *-----------------------------------------------------------------------
334 *
335 */
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336/*#define CONFIG_SYS_DER 0x2002000F*/
337#define CONFIG_SYS_DER 0
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338
339/*
340 * Init Memory Controller:
341 *
342 * BR0/1 and OR0/1 (FLASH)
343 */
344
345#define FLASH_BASE0_PRELIM 0xFFF00000 /* FLASH bank #0 */
346#define FLASH_BASE1_PRELIM 0x04000000 /* D.O.C Millenium */
347
348/* used to re-map FLASH both when starting from SRAM or FLASH:
349 * restrict access enough to keep SRAM working (if any)
350 * but not too much to meddle with FLASH accesses
351 */
6d0f6bcf 352#define CONFIG_SYS_PRELIM_OR_AM 0xFFF80000 /* OR addr mask */
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353
354/* FLASH timing: ACS = 00, TRLX = 0, CSNT = 1, SCY = 7, EHTR = 1 */
6d0f6bcf 355#define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_BI | OR_SCY_7_CLK | OR_EHTR)
682011ff 356
6d0f6bcf 357#define CONFIG_SYS_OR_TIMING_MSYS (OR_ACS_DIV1 | OR_BI)
682011ff 358
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359#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
360#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_8 | BR_V)
682011ff 361
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362#define CONFIG_SYS_OR1_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_MSYS)
363#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_MS_UPMB | \
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364 BR_PS_8 | BR_V)
365
366/*
367 * BR4 and OR4 (SDRAM)
368 *
369 */
370#define SDRAM_BASE4_PRELIM 0x00000000 /* SDRAM bank #0 */
371#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
372
373/*
374 * SDRAM timing:
375 */
6d0f6bcf 376#define CONFIG_SYS_OR_TIMING_SDRAM (OR_CSNT_SAM)
682011ff 377
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378#define CONFIG_SYS_OR4_PRELIM (~(SDRAM_MAX_SIZE-1) | CONFIG_SYS_OR_TIMING_SDRAM )
379#define CONFIG_SYS_BR4_PRELIM ((SDRAM_BASE4_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
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380
381/*
382 * Memory Periodic Timer Prescaler
383 */
384
385/* periodic timer for refresh */
6d0f6bcf 386#define CONFIG_SYS_MAMR_PTA 187 /* start with divider for 48 MHz */
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387
388/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
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389#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
390#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
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391
392/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
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393#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
394#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
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395
396/*
397 * MAMR settings for SDRAM
398 */
399
400/* 8 column SDRAM */
6d0f6bcf 401#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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402 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
403 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
404/* 9 column SDRAM */
6d0f6bcf 405#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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406 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
407 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
408
409
410/*
411 * Internal Definitions
412 *
413 * Boot Flags
414 */
415#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
416#define BOOTFLAG_WARM 0x02 /* Software reboot */
417
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418/*
419 * JFFS2 partitions
420 *
421 */
422/* No command line, one static partition, whole device */
68d7d651 423#undef CONFIG_CMD_MTDPARTS
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424#define CONFIG_JFFS2_DEV "nor0"
425#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
426#define CONFIG_JFFS2_PART_OFFSET 0x00000000
427
428/* mtdparts command line support */
429/* Note: fake mtd_id used, no linux mtd map file */
430/*
68d7d651 431#define CONFIG_CMD_MTDPARTS
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432#define MTDIDS_DEFAULT ""
433#define MTDPARTS_DEFAULT ""
434*/
435
682011ff 436#endif /* __CONFIG_H */