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,
24 /* Yoo. Jonghoon, IPone, yooth@ipone.co.kr
25 * U-Boot port on RPXlite board
34 * High Level Configuration Options
39 #define CONFIG_MPC850 1 /* This is a MPC850 CPU */
40 #define CONFIG_RPXLITE 1
42 #define CONFIG_SYS_TEXT_BASE 0xfff00000
44 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
45 #undef CONFIG_8xx_CONS_SMC2
46 #undef CONFIG_8xx_CONS_NONE
47 #define CONFIG_BAUDRATE 9600 /* console baudrate = 9600bps */
49 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
51 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
54 #undef CONFIG_BOOTARGS
55 #define CONFIG_BOOTCOMMAND \
57 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
58 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
61 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
62 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
64 #define CONFIG_BZIP2 /* Include support for bzip2 compressed images */
65 #undef CONFIG_WATCHDOG /* watchdog disabled */
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
78 * Command line configuration.
80 #include <config_cmd_default.h>
84 * Miscellaneous configurable options
86 #define CONFIG_SYS_LONGHELP /* undef to save memory */
87 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
88 #if defined(CONFIG_CMD_KGDB)
89 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
91 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
93 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
94 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
95 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
97 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* memtest works on */
98 #define CONFIG_SYS_MEMTEST_END 0x00C00000 /* 4 ... 12 MB in DRAM */
100 #define CONFIG_SYS_RESET_ADDRESS 0x09900000
102 #define CONFIG_SYS_LOAD_ADDR 0x400000 /* default load address */
104 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
107 * Low Level Configuration Settings
108 * (address mappings, register initial values, etc.)
109 * You should know what you are doing if you make changes here.
111 /*-----------------------------------------------------------------------
112 * Internal Memory Mapped Register
114 #define CONFIG_SYS_IMMR 0xFA200000
116 /*-----------------------------------------------------------------------
117 * Definitions for initial stack pointer and data area (in DPRAM)
119 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
120 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
121 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
122 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
124 /*-----------------------------------------------------------------------
125 * Start addresses for the final memory configuration
126 * (Set up by the startup code)
127 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
129 #define CONFIG_SYS_SDRAM_BASE 0x00000000
130 #define CONFIG_SYS_FLASH_BASE 0xFFC00000
131 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
132 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
134 #define CONFIG_SYS_MALLOC_LEN (4096 << 10) /* Reserve ~4 MB for malloc() */
136 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */
137 #endif /* CONFIG_BZIP2 */
140 * For booting Linux, the board info and command line data
141 * have to be in the first 8 MB of memory, since this is
142 * the maximum mapped by the Linux kernel during initialization.
144 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
146 /*-----------------------------------------------------------------------
149 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
150 #define CONFIG_SYS_MAX_FLASH_SECT 19 /* max number of sectors on one chip */
152 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
153 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
155 #define CONFIG_SYS_DIRECT_FLASH_TFTP
157 #define CONFIG_ENV_IS_IN_FLASH 1
158 #define CONFIG_ENV_SECT_SIZE 0x40000 /* We use one complete sector */
159 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
161 #define CONFIG_ENV_OVERWRITE
163 /*-----------------------------------------------------------------------
164 * Cache Configuration
166 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
167 #if defined(CONFIG_CMD_KGDB)
168 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
171 /*-----------------------------------------------------------------------
172 * SYPCR - System Protection Control 11-9
173 * SYPCR can only be written once after reset!
174 *-----------------------------------------------------------------------
175 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
177 #if defined(CONFIG_WATCHDOG)
178 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
179 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
181 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | 0x00000600 | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
184 /*-----------------------------------------------------------------------
185 * SIUMCR - SIU Module Configuration 11-6
186 *-----------------------------------------------------------------------
187 * PCMCIA config., multi-function pin tri-state
189 #define CONFIG_SYS_SIUMCR (SIUMCR_MLRC10)
191 /*-----------------------------------------------------------------------
192 * TBSCR - Time Base Status and Control 11-26
193 *-----------------------------------------------------------------------
194 * Clear Reference Interrupt Status, Timebase freezing enabled
196 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF | TBSCR_TBE)
198 /*-----------------------------------------------------------------------
199 * RTCSC - Real-Time Clock Status and Control Register 11-27
200 *-----------------------------------------------------------------------
202 /*%%%#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */
203 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_RTE)
205 /*-----------------------------------------------------------------------
206 * PISCR - Periodic Interrupt Status and Control 11-31
207 *-----------------------------------------------------------------------
208 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
210 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
212 /*-----------------------------------------------------------------------
213 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
214 *-----------------------------------------------------------------------
215 * Reset PLL lock status sticky bit, timer expired status bit and timer
216 * interrupt status bit
218 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
220 /* up to 50 MHz we use a 1:1 clock */
221 #define CONFIG_SYS_PLPRCR ( (5 << PLPRCR_MF_SHIFT) | PLPRCR_TEXPS )
223 /*-----------------------------------------------------------------------
224 * SCCR - System Clock and reset Control Register 15-27
225 *-----------------------------------------------------------------------
226 * Set clock output, timebase and RTC source and divider,
227 * power management and some other internal clocks
229 #define SCCR_MASK SCCR_EBDF00
230 /* up to 50 MHz we use a 1:1 clock */
231 #define CONFIG_SYS_SCCR (SCCR_COM11 | SCCR_TBS)
233 /*-----------------------------------------------------------------------
235 *-----------------------------------------------------------------------
238 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
239 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
240 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
241 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
242 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
243 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
244 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
245 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
247 /*-----------------------------------------------------------------------
248 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
249 *-----------------------------------------------------------------------
252 #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
253 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
255 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
256 #undef CONFIG_IDE_LED /* LED for ide not supported */
257 #undef CONFIG_IDE_RESET /* reset for ide not supported */
259 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
260 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
262 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
264 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
266 /* Offset for data I/O */
267 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
269 /* Offset for normal register accesses */
270 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
272 /* Offset for alternate registers */
273 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
275 /*-----------------------------------------------------------------------
277 *-----------------------------------------------------------------------
280 /*#define CONFIG_SYS_DER 0x2002000F*/
281 #define CONFIG_SYS_DER 0
284 * Init Memory Controller:
286 * BR0 and OR0 (FLASH)
289 #define FLASH_BASE_PRELIM 0xFE000000 /* FLASH base */
290 #define CONFIG_SYS_PRELIM_OR_AM 0xFE000000 /* OR addr mask */
292 /* FLASH timing: ACS = 0, TRLX = 0, CSNT = 0, SCY = 4, ETHR = 0, BIH = 1 */
293 #define CONFIG_SYS_OR_TIMING_FLASH (OR_SCY_4_CLK | OR_BI)
295 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
296 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE_PRELIM & BR_BA_MSK) | BR_V)
299 * BR1 and OR1 (SDRAM)
302 #define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM base */
303 #define SDRAM_MAX_SIZE 0x01000000 /* max 16 MB */
305 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
306 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000E00
308 #define CONFIG_SYS_OR1_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
309 #define CONFIG_SYS_BR1_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
311 /* RPXLITE mem setting */
312 #define CONFIG_SYS_BR3_PRELIM 0xFA400001 /* BCSR */
313 #define CONFIG_SYS_OR3_PRELIM 0xFFFF8910
314 #define CONFIG_SYS_BR4_PRELIM 0xFA000401 /* NVRAM&SRAM */
315 #define CONFIG_SYS_OR4_PRELIM 0xFFFE0970
318 * Memory Periodic Timer Prescaler
321 /* periodic timer for refresh */
322 #define CONFIG_SYS_MAMR_PTA 58
325 * Refresh clock Prescalar
327 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV8
330 * MAMR settings for SDRAM
333 /* 10 column SDRAM */
334 #define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
335 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A12 | \
336 MAMR_GPL_A4DIS | MAMR_RLFA_4X | MAMR_WLFA_3X | MAMR_TLFA_16X)
338 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
339 /* Configuration variable added by yooth. */
340 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
345 * Board Status and Control Registers
349 #define BCSR0 0xFA400000
350 #define BCSR1 0xFA400001
351 #define BCSR2 0xFA400002
352 #define BCSR3 0xFA400003
354 #define BCSR0_ENMONXCVR 0x01 /* Monitor XVCR Control */
355 #define BCSR0_ENNVRAM 0x02 /* CS4# Control */
356 #define BCSR0_LED5 0x04 /* LED5 control 0='on' 1='off' */
357 #define BCSR0_LED4 0x08 /* LED4 control 0='on' 1='off' */
358 #define BCSR0_FULLDPLX 0x10 /* Ethernet XCVR Control */
359 #define BCSR0_COLTEST 0x20
360 #define BCSR0_ETHLPBK 0x40
361 #define BCSR0_ETHEN 0x80
363 #define BCSR1_PCVCTL7 0x01 /* PC Slot B Control */
364 #define BCSR1_PCVCTL6 0x02
365 #define BCSR1_PCVCTL5 0x04
366 #define BCSR1_PCVCTL4 0x08
367 #define BCSR1_IPB5SEL 0x10
369 #define BCSR2_ENPA5HDR 0x08 /* USB Control */
370 #define BCSR2_ENUSBCLK 0x10
371 #define BCSR2_USBPWREN 0x20
372 #define BCSR2_USBSPD 0x40
373 #define BCSR2_USBSUSP 0x80
375 #define BCSR3_BWRTC 0x01 /* Real Time Clock Battery */
376 #define BCSR3_BWNVR 0x02 /* NVRAM Battery */
377 #define BCSR3_RDY_BSY 0x04 /* Flash Operation */
378 #define BCSR3_RPXL 0x08 /* Reserved (reads back '1') */
379 #define BCSR3_D27 0x10 /* Dip Switch settings */
380 #define BCSR3_D26 0x20
381 #define BCSR3_D25 0x40
382 #define BCSR3_D24 0x80
384 #endif /* __CONFIG_H */