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[people/ms/u-boot.git] / include / configs / FLAGADM.h
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1/*
2 * (C) Copyright 2001
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
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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_MPC823 1 /* This is a MPC823 CPU */
37#define CONFIG_FLAGADM 1 /* ...on a FLAGA DM */
38#define CONFIG_8xx_GCLK_FREQ 48000000 /*48MHz*/
39
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40#define CONFIG_SYS_TEXT_BASE 0x40000000
41
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42#undef CONFIG_8xx_CONS_SMC1 /* Console is on SMC1 */
43#define CONFIG_8xx_CONS_SMC2 1
44#undef CONFIG_8xx_CONS_NONE
45
46#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
47#define CONFIG_BOOTDELAY 3 /* autoboot after 5 seconds */
48
49#undef CONFIG_CLOCKS_IN_MHZ
50
51#if 0
52#define CONFIG_BOOTARGS "root=/dev/nfs rw ip=bootp"
53#define CONFIG_BOOTCOMMAND \
54 "setenv bootargs root=/dev/ram ip=off panic=1;" \
55 "bootm 40040000 400e0000"
56#else
57#define CONFIG_BOOTARGS "root=/dev/nfs rw ip=bootp panic=1"
58#define CONFIG_BOOTCOMMAND "bootp 0x400000; bootm 0x400000"
59#endif /* 0|1*/
60
61#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 62#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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63
64/*#define CONFIG_WATCHDOG*/ /* watchdog enabled */
65#undef CONFIG_WATCHDOG /* watchdog disabled */
66
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67/*
68 * BOOTP options
69 */
70#define CONFIG_BOOTP_SUBNETMASK
71#define CONFIG_BOOTP_GATEWAY
72#define CONFIG_BOOTP_HOSTNAME
73#define CONFIG_BOOTP_BOOTPATH
74#define CONFIG_BOOTP_BOOTFILESIZE
75
0f8c9768 76
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77/*
78 * Command line configuration.
79 */
80
81#define CONFIG_CMD_BDI
82#define CONFIG_CMD_IMI
83#define CONFIG_CMD_CACHE
84#define CONFIG_CMD_MEMORY
85#define CONFIG_CMD_FLASH
86#define CONFIG_CMD_LOADB
87#define CONFIG_CMD_LOADS
bdab39d3 88#define CONFIG_CMD_SAVEENV
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89#define CONFIG_CMD_REGINFO
90#define CONFIG_CMD_IMMAP
91#define CONFIG_CMD_NET
0f8c9768 92
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93
94/*
95 * Miscellaneous configurable options
96 */
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97#define CONFIG_SYS_LONGHELP /* undef to save memory */
98#define CONFIG_SYS_PROMPT "EEG> " /* Monitor Command Prompt */
60a0876b 99#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 100#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
0f8c9768 101#else
6d0f6bcf 102#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
0f8c9768 103#endif
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104#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
105#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
106#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
0f8c9768 107
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108#define CONFIG_SYS_MEMTEST_START 0x0100000 /* memtest works on */
109#define CONFIG_SYS_MEMTEST_END 0x0f00000 /* 1 ... 15 MB in DRAM */
0f8c9768 110
6d0f6bcf 111#define CONFIG_SYS_LOAD_ADDR 0x40040000 /* default load address */
0f8c9768 112
6d0f6bcf 113#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
0f8c9768 114
6d0f6bcf 115#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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116
117/*
118 * Low Level Configuration Settings
119 * (address mappings, register initial values, etc.)
120 * You should know what you are doing if you make changes here.
121 */
122/*-----------------------------------------------------------------------
123 * Internal Memory Mapped Register
124 */
6d0f6bcf 125#define CONFIG_SYS_IMMR 0xFF000000
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126
127/*-----------------------------------------------------------------------
128 * Definitions for initial stack pointer and data area (in DPRAM)
129 */
6d0f6bcf 130#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
553f0982 131#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
25ddd1fb 132#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
6d0f6bcf 133#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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134
135/*-----------------------------------------------------------------------
136 * Start addresses for the final memory configuration
137 * (Set up by the startup code)
6d0f6bcf 138 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
0f8c9768 139 */
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140#define CONFIG_SYS_SDRAM_BASE 0x00000000
141#define CONFIG_SYS_FLASH_BASE 0x40000000
142#define CONFIG_SYS_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
143#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
144#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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145
146/*
147 * For booting Linux, the board info and command line data
148 * have to be in the first 8 MB of memory, since this is
149 * the maximum mapped by the Linux kernel during initialization.
150 */
6d0f6bcf 151#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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152
153/*-----------------------------------------------------------------------
154 * FLASH organization
155 */
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156#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
157#define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
0f8c9768 158
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159#define CONFIG_SYS_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
160#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
0f8c9768 161
5a1aceb0 162#define CONFIG_ENV_IS_IN_FLASH 1
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163/* This is a litlebit wasteful, but one sector is 128kb and we have to
164 * assigne a whole sector for the environment, so that we can safely
165 * erase and write it without disturbing the boot sector
166 */
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167#define CONFIG_ENV_OFFSET 0x20000 /* Offset of Environment Sector */
168#define CONFIG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */
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169
170/*-----------------------------------------------------------------------
171 * Cache Configuration
172 */
6d0f6bcf 173#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
60a0876b 174#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 175#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
0f8c9768 176#endif
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177#define CONFIG_SYS_DELAYED_ICACHE 1 /* enable ICache not before
178 * running in RAM.
179 */
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180
181/*-----------------------------------------------------------------------
182 * SYPCR - System Protection Control 11-9
183 * SYPCR can only be written once after reset!
184 *-----------------------------------------------------------------------
185 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
186 */
187#ifdef CONFIG_WATCHDOG
6d0f6bcf 188#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | SYPCR_SWP)
0f8c9768 189#else
6d0f6bcf 190#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF)
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191#endif
192
193/*-----------------------------------------------------------------------
194 * SIUMCR - SIU Module Configuration 11-6
195 *-----------------------------------------------------------------------
196 * PCMCIA config., multi-function pin tri-state
197 */
6d0f6bcf 198#define CONFIG_SYS_PRE_SIUMCR (SIUMCR_DBGC11 | SIUMCR_MPRE | \
0f8c9768 199 SIUMCR_MLRC01 | SIUMCR_GB5E)
6d0f6bcf 200#define CONFIG_SYS_SIUMCR (CONFIG_SYS_PRE_SIUMCR | SIUMCR_DLK)
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201
202/*-----------------------------------------------------------------------
203 * TBSCR - Time Base Status and Control 11-26
204 *-----------------------------------------------------------------------
205 * Clear Reference Interrupt Status, Timebase freezing enabled
206 */
6d0f6bcf 207#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
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208
209/*-----------------------------------------------------------------------
210 * RTCSC - Real-Time Clock Status and Control Register 11-27
211 *-----------------------------------------------------------------------
212 */
6d0f6bcf 213#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
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214
215/*-----------------------------------------------------------------------
216 * PISCR - Periodic Interrupt Status and Control 11-31
217 *-----------------------------------------------------------------------
218 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
219 */
6d0f6bcf 220#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
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221
222/*-----------------------------------------------------------------------
223 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
224 *-----------------------------------------------------------------------
225 * Reset PLL lock status sticky bit, timer expired status bit and timer
226 * interrupt status bit miltiplier of 0x00b i.e. operation clock is
227 * 4MHz * (0x00b+1) = 4MHz * 12 = 48MHz
228 */
6d0f6bcf 229#define CONFIG_SYS_PLPRCR (0x00b00000 | PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
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230
231/*-----------------------------------------------------------------------
232 * SCCR - System Clock and reset Control Register 15-27
233 *-----------------------------------------------------------------------
234 * Set clock output, timebase and RTC source and divider,
235 * power management and some other internal clocks
236 */
237#define SCCR_MASK SCCR_EBDF11
6d0f6bcf 238#define CONFIG_SYS_SCCR ( SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
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239 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
240 SCCR_DFALCD00)
241
6d0f6bcf 242#define CONFIG_SYS_DER 0
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243
244/*
245 * In the Flaga DM we have:
246 * Flash on BR0/OR0/CS0a at 0x40000000
247 * Display on BR1/OR1/CS1 at 0x20000000
248 * SDRAM on BR2/OR2/CS2 at 0x00000000
249 * Free BR3/OR3/CS3
250 * DSP1 on BR4/OR4/CS4 at 0x80000000
251 * DSP2 on BR5/OR5/CS5 at 0xa0000000
252 *
253 * For now we just configure the Flash and the SDRAM and leave the others
254 * untouched.
255*/
256
6d0f6bcf 257#define CONFIG_SYS_FLASH_PROTECTION 0
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258
259#define FLASH_BASE0 0x40000000 /* FLASH bank #0 */
260
261/* used to re-map FLASH both when starting from SRAM or FLASH:
262 * restrict access enough to keep SRAM working (if any)
263 * but not too much to meddle with FLASH accesses
264 */
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265#define CONFIG_SYS_OR_AM 0xff000000 /* OR addr mask */
266#define CONFIG_SYS_OR_ATM 0x00006000
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267
268/* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1 */
6d0f6bcf 269#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | \
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270 OR_SCY_3_CLK | OR_TRLX | OR_EHTR )
271
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272#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_OR_AM | CONFIG_SYS_OR_ATM | CONFIG_SYS_OR_TIMING_FLASH)
273#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0 & BR_BA_MSK) | BR_PS_16 | BR_V )
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274
275/*
276 * BR2 and OR2 (SDRAM)
277 *
278 */
279#define SDRAM_BASE2 0x00000000 /* SDRAM bank #0 */
280#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
281
282/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
6d0f6bcf 283#define CONFIG_SYS_OR_TIMING_SDRAM ( 0x00000800 )
0f8c9768 284
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285#define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM)
286#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2 & BR_BA_MSK) | BR_MS_UPMA | BR_V )
0f8c9768 287
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288#define CONFIG_SYS_BR2 CONFIG_SYS_BR2_PRELIM
289#define CONFIG_SYS_OR2 CONFIG_SYS_OR2_PRELIM
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290
291/*
292 * MAMR settings for SDRAM
293 */
6d0f6bcf 294#define CONFIG_SYS_MAMR_48_SDR (CONFIG_SYS_MAMR_PTA | MAMR_WLFA_1X | MAMR_RLFA_1X \
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295 | MAMR_G0CLA_A11)
296
297/*
298 * Memory Periodic Timer Prescaler
299 */
300
301/* periodic timer for refresh */
6d0f6bcf 302#define CONFIG_SYS_MAMR_PTA 0x0F000000
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303
304/*
305 * BR4 and OR4 (DSP1)
306 *
307 * We do not wan't preliminary setup of the DSP, anyway we need the
308 * UPMB setup correctly before we can access the DSP.
309 *
310*/
311#define DSP_BASE 0x80000000
312
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313#define CONFIG_SYS_OR4 ( OR_AM_MSK | OR_CSNT_SAM | OR_BI | OR_G5LS)
314#define CONFIG_SYS_BR4 ( (DSP_BASE & BR_BA_MSK) | BR_PS_16 | BR_MS_UPMB | BR_V )
0f8c9768 315
0f8c9768 316#endif /* __CONFIG_H */