2 * (C) Copyright 2000, 2001, 2002
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
25 * board/config.h - configuration options, board specific
28 /* Yoo. Jonghoon, IPone, yooth@ipone.co.kr
29 * U-Boot port on RPXlite board
35 #define RPXClassic_50MHz
38 * High Level Configuration Options
42 #define CONFIG_MPC860 1
43 #define CONFIG_RPXCLASSIC 1
45 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
46 #undef CONFIG_8xx_CONS_SMC2
47 #undef CONFIG_8xx_CONS_NONE
48 #define CONFIG_BAUDRATE 9600 /* console baudrate = 9600bps */
51 /* Define CONFIG_FEC_ENET to use Fast ethernet instead of ethernet on SCC1 */
52 #undef CONFIG_FEC_ENET
53 #ifdef CONFIG_FEC_ENET
54 #define CFG_DISCOVER_PHY 1
55 #endif /* CONFIG_FEC_ENET */
58 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
60 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
63 #define CONFIG_ZERO_BOOTDELAY_CHECK 1
65 #undef CONFIG_BOOTARGS
66 #define CONFIG_BOOTCOMMAND \
68 "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
69 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; " \
72 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
73 #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
75 #undef CONFIG_WATCHDOG /* watchdog disabled */
77 #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
79 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
82 #define CONFIG_COMMANDS (CFG_CMD_ALL & ~CFG_CMD_NONSTD | CFG_CMD_ELF)
84 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
85 #include <cmd_confdefs.h>
88 * Miscellaneous configurable options
90 #define CFG_RESET_ADDRESS 0x80000000
91 #define CFG_LONGHELP /* undef to save memory */
92 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
93 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
94 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
96 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
98 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
99 #define CFG_MAXARGS 16 /* max number of command args */
100 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
102 #define CFG_MEMTEST_START 0x0040000 /* memtest works on */
103 #define CFG_MEMTEST_END 0x00C0000 /* 4 ... 12 MB in DRAM */
105 #define CFG_LOAD_ADDR 0x100000 /* default load address */
107 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
109 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
112 * Low Level Configuration Settings
113 * (address mappings, register initial values, etc.)
114 * You should know what you are doing if you make changes here.
116 /*-----------------------------------------------------------------------
117 * Internal Memory Mapped Register
119 #define CFG_IMMR 0xFA200000
121 /*-----------------------------------------------------------------------------
123 *-----------------------------------------------------------------------------
126 #define CFG_I2C_SPEED 50000
127 #define CFG_I2C_SLAVE 0x34
130 /* enable I2C and select the hardware/software driver */
131 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
132 #undef CONFIG_SOFT_I2C /* I2C bit-banged */
134 * Software (bit-bang) I2C driver configuration
136 #define I2C_PORT 1 /* Port A=0, B=1, C=2, D=3 */
137 #define I2C_ACTIVE (iop->pdir |= 0x00000010)
138 #define I2C_TRISTATE (iop->pdir &= ~0x00000010)
139 #define I2C_READ ((iop->pdat & 0x00000010) != 0)
140 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00000010; \
141 else iop->pdat &= ~0x00000010
142 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00000020; \
143 else iop->pdat &= ~0x00000020
144 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
147 # define CFG_I2C_SPEED 50000
148 # define CFG_I2C_SLAVE 0x34
149 # define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM X24C16 */
150 # define CFG_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */
151 /* mask of address bits that overflow into the "EEPROM chip address" */
152 #define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07
154 /*-----------------------------------------------------------------------
155 * Definitions for initial stack pointer and data area (in DPRAM)
157 #define CFG_INIT_RAM_ADDR CFG_IMMR
158 #define CFG_INIT_RAM_END 0x3000 /* End of used area in DPRAM */
159 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
160 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
161 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
163 /*-----------------------------------------------------------------------
164 * Start addresses for the final memory configuration
165 * (Set up by the startup code)
166 * Please note that CFG_SDRAM_BASE _must_ start at 0
168 #define CFG_SDRAM_BASE 0x00000000
169 #define CFG_FLASH_BASE 0xFF000000
171 #if defined(DEBUG) || (CONFIG_COMMANDS & CFG_CMD_IDE)
172 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
174 #define CFG_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
176 #define CFG_MONITOR_BASE 0xFF000000
177 /*%%% #define CFG_MONITOR_BASE CFG_FLASH_BASE */
178 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
181 * For booting Linux, the board info and command line data
182 * have to be in the first 8 MB of memory, since this is
183 * the maximum mapped by the Linux kernel during initialization.
185 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
187 /*-----------------------------------------------------------------------
190 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
191 #define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
193 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
194 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
197 #define CFG_ENV_IS_IN_FLASH 1
198 #define CFG_ENV_OFFSET 0x20000 /* Offset of Environment Sector */
199 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
201 #define CFG_ENV_IS_IN_NVRAM 1
202 #define CFG_ENV_ADDR 0xfa000100
203 #define CFG_ENV_SIZE 0x1000
206 /*-----------------------------------------------------------------------
207 * Cache Configuration
209 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
210 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
211 #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
214 /*-----------------------------------------------------------------------
215 * SYPCR - System Protection Control 11-9
216 * SYPCR can only be written once after reset!
217 *-----------------------------------------------------------------------
218 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
220 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
223 /*-----------------------------------------------------------------------
224 * SIUMCR - SIU Module Configuration 11-6
225 *-----------------------------------------------------------------------
226 * PCMCIA config., multi-function pin tri-state
228 #define CFG_SIUMCR (SIUMCR_MLRC10)
230 /*-----------------------------------------------------------------------
231 * TBSCR - Time Base Status and Control 11-26
232 *-----------------------------------------------------------------------
233 * Clear Reference Interrupt Status, Timebase freezing enabled
235 #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF | TBSCR_TBE)
237 /*-----------------------------------------------------------------------
238 * RTCSC - Real-Time Clock Status and Control Register 11-27
239 *-----------------------------------------------------------------------
241 /*%%%#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */
242 #define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTE)
244 /*-----------------------------------------------------------------------
245 * PISCR - Periodic Interrupt Status and Control 11-31
246 *-----------------------------------------------------------------------
247 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
249 #define CFG_PISCR (PISCR_PS | PISCR_PITF | PISCR_PTE)
251 /*-----------------------------------------------------------------------
252 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
253 *-----------------------------------------------------------------------
254 * Reset PLL lock status sticky bit, timer expired status bit and timer
255 * interrupt status bit
257 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
259 /* up to 50 MHz we use a 1:1 clock */
260 #define CFG_PLPRCR ( (4 << PLPRCR_MF_SHIFT) | PLPRCR_TEXPS | PLPRCR_SPLSS | PLPRCR_TMIST)
262 /*-----------------------------------------------------------------------
263 * SCCR - System Clock and reset Control Register 15-27
264 *-----------------------------------------------------------------------
265 * Set clock output, timebase and RTC source and divider,
266 * power management and some other internal clocks
268 #define SCCR_MASK SCCR_EBDF00
269 /* up to 50 MHz we use a 1:1 clock */
270 #define CFG_SCCR (SCCR_COM00 | SCCR_TBS)
272 /*-----------------------------------------------------------------------
274 *-----------------------------------------------------------------------
277 #define CFG_PCMCIA_MEM_ADDR (0xE0000000)
278 #define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
279 #define CFG_PCMCIA_DMA_ADDR (0xE4000000)
280 #define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
281 #define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
282 #define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
283 #define CFG_PCMCIA_IO_ADDR (0xEC000000)
284 #define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
286 /*-----------------------------------------------------------------------
287 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
288 *-----------------------------------------------------------------------
291 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
293 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
294 #undef CONFIG_IDE_LED /* LED for ide not supported */
295 #undef CONFIG_IDE_RESET /* reset for ide not supported */
297 #define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
298 #define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
300 #define CFG_ATA_IDE0_OFFSET 0x0000
302 #define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
304 /* Offset for data I/O */
305 #define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
307 /* Offset for normal register accesses */
308 #define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
310 /* Offset for alternate registers */
311 #define CFG_ATA_ALT_OFFSET 0x0100
313 /*-----------------------------------------------------------------------
315 *-----------------------------------------------------------------------
318 /* #define CFG_DER 0x2002000F */
319 /* #define CFG_DER 0 */
320 #define CFG_DER 0x0082000F
323 * Init Memory Controller:
325 * BR0 and OR0 (FLASH)
328 #define FLASH_BASE_PRELIM 0xFE000000 /* FLASH base */
329 #define CFG_PRELIM_OR_AM 0xFE000000 /* OR addr mask */
331 /* FLASH timing: ACS = 0, TRLX = 0, CSNT = 0, SCY = 4, ETHR = 0, BIH = 1 */
332 #define CFG_OR_TIMING_FLASH (OR_SCY_4_CLK | OR_BI)
334 #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
335 #define CFG_BR0_PRELIM ((FLASH_BASE_PRELIM & BR_BA_MSK) | BR_V)
338 * BR1 and OR1 (SDRAM)
341 #define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM base */
342 #define SDRAM_MAX_SIZE 0x01000000 /* max 16 MB */
344 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
345 #define CFG_OR_TIMING_SDRAM 0x00000E00
347 #define CFG_OR1_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
348 #define CFG_BR1_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
350 /* RPXLITE mem setting */
351 #define CFG_BR3_PRELIM 0xFA400001 /* BCSR */
352 #define CFG_OR3_PRELIM 0xff7f8970
353 #define CFG_BR4_PRELIM 0xFA000401 /* NVRAM&SRAM */
354 #define CFG_OR4_PRELIM 0xFFF80970
357 * Memory Periodic Timer Prescaler
360 /* periodic timer for refresh */
361 #define CFG_MAMR_PTA 58
364 * Refresh clock Prescalar
366 #define CFG_MPTPR MPTPR_PTP_DIV8
369 * MAMR settings for SDRAM
372 /* 10 column SDRAM */
373 #define CFG_MAMR_10COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
374 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A12 | \
375 MAMR_GPL_A4DIS | MAMR_RLFA_4X | MAMR_WLFA_3X | MAMR_TLFA_16X)
378 * Internal Definitions
382 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
383 #define BOOTFLAG_WARM 0x02 /* Software reboot */
386 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
387 /* Configuration variable added by yooth. */
388 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
393 * Board Status and Control Registers
397 #define BCSR0 0xFA400000
398 #define BCSR1 0xFA400001
399 #define BCSR2 0xFA400002
400 #define BCSR3 0xFA400003
402 #define BCSR0_ENMONXCVR 0x01 /* Monitor XVCR Control */
403 #define BCSR0_ENNVRAM 0x02 /* CS4# Control */
404 #define BCSR0_LED5 0x04 /* LED5 control 0='on' 1='off' */
405 #define BCSR0_LED4 0x08 /* LED4 control 0='on' 1='off' */
406 #define BCSR0_FULLDPLX 0x10 /* Ethernet XCVR Control */
407 #define BCSR0_COLTEST 0x20
408 #define BCSR0_ETHLPBK 0x40
409 #define BCSR0_ETHEN 0x80
411 #define BCSR1_PCVCTL7 0x01 /* PC Slot B Control */
412 #define BCSR1_PCVCTL6 0x02
413 #define BCSR1_PCVCTL5 0x04
414 #define BCSR1_PCVCTL4 0x08
415 #define BCSR1_IPB5SEL 0x10
417 #define BCSR2_MIIRST 0x80
418 #define BCSR2_MIIPWRDWN 0x40
419 #define BCSR2_MIICTL 0x08
421 #define BCSR3_BWRTC 0x01 /* Real Time Clock Battery */
422 #define BCSR3_BWNVR 0x02 /* NVRAM Battery */
423 #define BCSR3_RDY_BSY 0x04 /* Flash Operation */
424 #define BCSR3_RPXL 0x08 /* Reserved (reads back '1') */
425 #define BCSR3_D27 0x10 /* Dip Switch settings */
426 #define BCSR3_D26 0x20
427 #define BCSR3_D25 0x40
428 #define BCSR3_D24 0x80
432 * Environment setting
435 /* #define CONFIG_ETHADDR 00:10:EC:00:2C:A2 */
436 /* #define CONFIG_IPADDR 10.10.106.1 */
437 /* #define CONFIG_SERVERIP 10.10.104.11 */
439 #endif /* __CONFIG_H */