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
38 * High Level Configuration Options
43 #define CONFIG_MPC850 1 /* This is a MPC850 CPU */
44 #define CONFIG_RPXLITE 1
46 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
47 #undef CONFIG_8xx_CONS_SMC2
48 #undef CONFIG_8xx_CONS_NONE
49 #define CONFIG_BAUDRATE 9600 /* console baudrate = 9600bps */
51 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
53 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
56 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
58 #undef CONFIG_BOOTARGS
59 #define CONFIG_BOOTCOMMAND \
61 "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
62 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; " \
65 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
66 #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
68 #undef CONFIG_WATCHDOG /* watchdog disabled */
70 #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
72 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
73 #include <cmd_confdefs.h>
76 * Miscellaneous configurable options
78 #define CFG_LONGHELP /* undef to save memory */
79 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
80 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
81 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
83 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
85 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
86 #define CFG_MAXARGS 16 /* max number of command args */
87 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
89 #define CFG_MEMTEST_START 0x0040000 /* memtest works on */
90 #define CFG_MEMTEST_END 0x00C0000 /* 4 ... 12 MB in DRAM */
92 #define CFG_LOAD_ADDR 0x100000 /* default load address */
94 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
96 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
99 * Low Level Configuration Settings
100 * (address mappings, register initial values, etc.)
101 * You should know what you are doing if you make changes here.
103 /*-----------------------------------------------------------------------
104 * Internal Memory Mapped Register
106 #define CFG_IMMR 0xFA200000
108 /*-----------------------------------------------------------------------
109 * Definitions for initial stack pointer and data area (in DPRAM)
111 #define CFG_INIT_RAM_ADDR CFG_IMMR
112 #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
113 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
114 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
115 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
117 /*-----------------------------------------------------------------------
118 * Start addresses for the final memory configuration
119 * (Set up by the startup code)
120 * Please note that CFG_SDRAM_BASE _must_ start at 0
122 #define CFG_SDRAM_BASE 0x00000000
123 #define CFG_FLASH_BASE 0xFFC00000
124 /*%%% #define CFG_FLASH_BASE 0xFFF00000 */
125 #if defined(DEBUG) || (CONFIG_COMMANDS & CFG_CMD_IDE)
126 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
128 #define CFG_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
130 #define CFG_MONITOR_BASE 0xFFF00000
131 /*%%% #define CFG_MONITOR_BASE CFG_FLASH_BASE */
132 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
135 * For booting Linux, the board info and command line data
136 * have to be in the first 8 MB of memory, since this is
137 * the maximum mapped by the Linux kernel during initialization.
139 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
141 /*-----------------------------------------------------------------------
144 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
145 #define CFG_MAX_FLASH_SECT 19 /* max number of sectors on one chip */
147 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
148 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
150 #define CFG_ENV_IS_IN_FLASH 1
151 #define CFG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
152 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
154 /*-----------------------------------------------------------------------
155 * Cache Configuration
157 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
158 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
159 #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
162 /*-----------------------------------------------------------------------
163 * SYPCR - System Protection Control 11-9
164 * SYPCR can only be written once after reset!
165 *-----------------------------------------------------------------------
166 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
168 #if defined(CONFIG_WATCHDOG)
169 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
170 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
172 #define CFG_SYPCR (SYPCR_SWTC | 0x00000600 | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
175 /*-----------------------------------------------------------------------
176 * SIUMCR - SIU Module Configuration 11-6
177 *-----------------------------------------------------------------------
178 * PCMCIA config., multi-function pin tri-state
180 #define CFG_SIUMCR (SIUMCR_MLRC10)
182 /*-----------------------------------------------------------------------
183 * TBSCR - Time Base Status and Control 11-26
184 *-----------------------------------------------------------------------
185 * Clear Reference Interrupt Status, Timebase freezing enabled
187 #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF | TBSCR_TBE)
189 /*-----------------------------------------------------------------------
190 * RTCSC - Real-Time Clock Status and Control Register 11-27
191 *-----------------------------------------------------------------------
193 /*%%%#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */
194 #define CFG_RTCSC (RTCSC_SEC | RTCSC_RTE)
196 /*-----------------------------------------------------------------------
197 * PISCR - Periodic Interrupt Status and Control 11-31
198 *-----------------------------------------------------------------------
199 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
201 #define CFG_PISCR (PISCR_PS | PISCR_PITF)
203 /*-----------------------------------------------------------------------
204 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
205 *-----------------------------------------------------------------------
206 * Reset PLL lock status sticky bit, timer expired status bit and timer
207 * interrupt status bit
209 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
211 /* up to 50 MHz we use a 1:1 clock */
212 #define CFG_PLPRCR ( (5 << PLPRCR_MF_SHIFT) | PLPRCR_TEXPS )
214 /*-----------------------------------------------------------------------
215 * SCCR - System Clock and reset Control Register 15-27
216 *-----------------------------------------------------------------------
217 * Set clock output, timebase and RTC source and divider,
218 * power management and some other internal clocks
220 #define SCCR_MASK SCCR_EBDF00
221 /* up to 50 MHz we use a 1:1 clock */
222 #define CFG_SCCR (SCCR_COM11 | SCCR_TBS)
224 /*-----------------------------------------------------------------------
226 *-----------------------------------------------------------------------
229 #define CFG_PCMCIA_MEM_ADDR (0xE0000000)
230 #define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
231 #define CFG_PCMCIA_DMA_ADDR (0xE4000000)
232 #define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
233 #define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
234 #define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
235 #define CFG_PCMCIA_IO_ADDR (0xEC000000)
236 #define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
238 /*-----------------------------------------------------------------------
239 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
240 *-----------------------------------------------------------------------
243 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
245 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
246 #undef CONFIG_IDE_LED /* LED for ide not supported */
247 #undef CONFIG_IDE_RESET /* reset for ide not supported */
249 #define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
250 #define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
252 #define CFG_ATA_IDE0_OFFSET 0x0000
254 #define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
256 /* Offset for data I/O */
257 #define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
259 /* Offset for normal register accesses */
260 #define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
262 /* Offset for alternate registers */
263 #define CFG_ATA_ALT_OFFSET 0x0100
265 /*-----------------------------------------------------------------------
267 *-----------------------------------------------------------------------
270 /*#define CFG_DER 0x2002000F*/
274 * Init Memory Controller:
276 * BR0 and OR0 (FLASH)
279 #define FLASH_BASE_PRELIM 0xFE000000 /* FLASH base */
280 #define CFG_PRELIM_OR_AM 0xFE000000 /* OR addr mask */
282 /* FLASH timing: ACS = 0, TRLX = 0, CSNT = 0, SCY = 4, ETHR = 0, BIH = 1 */
283 #define CFG_OR_TIMING_FLASH (OR_SCY_4_CLK | OR_BI)
285 #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
286 #define CFG_BR0_PRELIM ((FLASH_BASE_PRELIM & BR_BA_MSK) | BR_V)
289 * BR1 and OR1 (SDRAM)
292 #define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM base */
293 #define SDRAM_MAX_SIZE 0x01000000 /* max 16 MB */
295 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
296 #define CFG_OR_TIMING_SDRAM 0x00000E00
298 #define CFG_OR1_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
299 #define CFG_BR1_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
301 /* RPXLITE mem setting */
302 #define CFG_BR3_PRELIM 0xFA400001 /* BCSR */
303 #define CFG_OR3_PRELIM 0xFFFF8910
304 #define CFG_BR4_PRELIM 0xFA000401 /* NVRAM&SRAM */
305 #define CFG_OR4_PRELIM 0xFFFE0970
308 * Memory Periodic Timer Prescaler
311 /* periodic timer for refresh */
312 #define CFG_MAMR_PTA 58
315 * Refresh clock Prescalar
317 #define CFG_MPTPR MPTPR_PTP_DIV8
320 * MAMR settings for SDRAM
323 /* 10 column SDRAM */
324 #define CFG_MAMR_10COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
325 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A12 | \
326 MAMR_GPL_A4DIS | MAMR_RLFA_4X | MAMR_WLFA_3X | MAMR_TLFA_16X)
329 * Internal Definitions
333 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
334 #define BOOTFLAG_WARM 0x02 /* Software reboot */
337 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
338 /* Configuration variable added by yooth. */
339 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
344 * Board Status and Control Registers
348 #define BCSR0 0xFA400000
349 #define BCSR1 0xFA400001
350 #define BCSR2 0xFA400002
351 #define BCSR3 0xFA400003
353 #define BCSR0_ENMONXCVR 0x01 /* Monitor XVCR Control */
354 #define BCSR0_ENNVRAM 0x02 /* CS4# Control */
355 #define BCSR0_LED5 0x04 /* LED5 control 0='on' 1='off' */
356 #define BCSR0_LED4 0x08 /* LED4 control 0='on' 1='off' */
357 #define BCSR0_FULLDPLX 0x10 /* Ethernet XCVR Control */
358 #define BCSR0_COLTEST 0x20
359 #define BCSR0_ETHLPBK 0x40
360 #define BCSR0_ETHEN 0x80
362 #define BCSR1_PCVCTL7 0x01 /* PC Slot B Control */
363 #define BCSR1_PCVCTL6 0x02
364 #define BCSR1_PCVCTL5 0x04
365 #define BCSR1_PCVCTL4 0x08
366 #define BCSR1_IPB5SEL 0x10
368 #define BCSR2_ENPA5HDR 0x08 /* USB Control */
369 #define BCSR2_ENUSBCLK 0x10
370 #define BCSR2_USBPWREN 0x20
371 #define BCSR2_USBSPD 0x40
372 #define BCSR2_USBSUSP 0x80
374 #define BCSR3_BWRTC 0x01 /* Real Time Clock Battery */
375 #define BCSR3_BWNVR 0x02 /* NVRAM Battery */
376 #define BCSR3_RDY_BSY 0x04 /* Flash Operation */
377 #define BCSR3_RPXL 0x08 /* Reserved (reads back '1') */
378 #define BCSR3_D27 0x10 /* Dip Switch settings */
379 #define BCSR3_D26 0x20
380 #define BCSR3_D25 0x40
381 #define BCSR3_D24 0x80
385 * Environment setting
388 #define CONFIG_ETHADDR 00:10:EC:00:1D:0B
389 #define CONFIG_IPADDR 192.168.1.65
390 #define CONFIG_SERVERIP 192.168.1.27
392 #endif /* __CONFIG_H */