3 * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
6 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
7 * Marius Groeger <mgroeger@sysgo.de>
9 * Configuration settings for the PLEB 2 board.
11 * See file CREDITS for list of people who contributed to this
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
34 * If we are developing, we might want to start armboot from ram
35 * so we MUST NOT initialize critical regs like mem-timing ...
37 #define CONFIG_INIT_CRITICAL /* undef for developing */
40 * High Level Configuration Options
43 #define CONFIG_PXA250 1 /* This is an PXA255 CPU */
44 #define CONFIG_PLEB2 1 /* on an PLEB2 Board */
47 #define BOARD_LATE_INIT 1
49 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
52 * Size of malloc() pool
54 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
55 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
61 /* None - PLEB 2 doesn't have any of this.
62 #define CONFIG_DRIVER_LAN91C96
63 #define CONFIG_LAN91C96_BASE 0x0C000000 */
66 * select serial console configuration
68 #define CONFIG_FFUART 1 /* we use FFUART on PLEB 2 */
70 /* allow to overwrite serial and ethaddr */
71 #define CONFIG_ENV_OVERWRITE
73 #define CONFIG_BAUDRATE 115200
75 #define CONFIG_COMMANDS (CONFIG_CMD_DFL & ~CFG_CMD_NET)
77 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
78 #include <cmd_confdefs.h>
80 #define CONFIG_BOOTDELAY 3
81 #define CONFIG_ETHADDR 08:00:3e:26:0a:5b
82 #define CONFIG_NETMASK 255.255.0.0
83 #define CONFIG_IPADDR 192.168.0.21
84 #define CONFIG_SERVERIP 192.168.0.250
85 #define CONFIG_BOOTCOMMAND "bootm 40000"
86 #define CONFIG_BOOTARGS "root=/dev/mtdblock2 prompt_ramdisk=0 load_ramdisk=1 console=ttyS0,115200"
88 #define CONFIG_CMDLINE_TAG
89 #define CONFIG_INITRD_TAG
90 #define CONFIG_SETUP_MEMORY_TAGS
92 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
93 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
94 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
98 * Miscellaneous configurable options
100 #define CFG_HUSH_PARSER 1
101 #define CFG_PROMPT_HUSH_PS2 "> "
103 #define CFG_LONGHELP /* undef to save memory */
104 #ifdef CFG_HUSH_PARSER
105 #define CFG_PROMPT "$ " /* Monitor Command Prompt */
107 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
109 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
110 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
111 #define CFG_MAXARGS 16 /* max number of command args */
112 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
113 #define CFG_DEVICE_NULLDEV 1
115 #define CFG_MEMTEST_START 0xa0400000 /* memtest works on */
116 #define CFG_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */
118 #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
120 #define CFG_LOAD_ADDR 0xa2000000 /* default load address */
122 #define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
123 #define CFG_CPUSPEED 0x141 /* set core clock to 200/200/100 MHz */
125 /* valid baudrates */
126 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
131 * The stack sizes are set up in start.S using the settings below
133 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
134 #ifdef CONFIG_USE_IRQ
135 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
136 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
140 * Physical Memory Map
142 #define CONFIG_NR_DRAM_BANKS 4 /* we have 2 banks of DRAM */
143 #define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */
144 #define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
145 #define PHYS_SDRAM_2 0xa4000000 /* SDRAM Bank #2 */
146 #define PHYS_SDRAM_2_SIZE 0x00000000 /* 0 MB */
147 #define PHYS_SDRAM_3 0xa8000000 /* SDRAM Bank #3 */
148 #define PHYS_SDRAM_3_SIZE 0x00000000 /* 0 MB */
149 #define PHYS_SDRAM_4 0xac000000 /* SDRAM Bank #4 */
150 #define PHYS_SDRAM_4_SIZE 0x00000000 /* 0 MB */
152 #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
153 #define PHYS_FLASH_2 0x04000000 /* Flash Bank #2 */
154 #define PHYS_FLASH_SIZE 0x00800000 /* 4 MB */
156 /* Not entirely sure about this - DS/CHC */
157 #define PHYS_FLASH_BANK_SIZE 0x02000000 /* 32 MB Banks */
158 #define PHYS_FLASH_SECT_SIZE 0x00010000 /* 64 KB sectors (x2) */
160 #define CFG_DRAM_BASE PHYS_SDRAM_1
161 #define CFG_DRAM_SIZE PHYS_SDRAM_1_SIZE
163 #define CFG_FLASH_BASE PHYS_FLASH_1
164 #define CFG_MONITOR_BASE CFG_FLASH_BASE
169 #define CFG_GPSR0_VAL 0x00000000 /* Don't set anything */
170 #define CFG_GPSR1_VAL 0x00000080
171 #define CFG_GPSR2_VAL 0x00000000
173 #define CFG_GPCR0_VAL 0x00000000 /* Don't clear anything */
174 #define CFG_GPCR1_VAL 0x00000000
175 #define CFG_GPCR2_VAL 0x00000000
177 #define CFG_GPDR0_VAL 0x00000000
178 #define CFG_GPDR1_VAL 0x000007C3
179 #define CFG_GPDR2_VAL 0x00000000
181 /* Edge detect registers (these are set by the kernel) */
182 #define CFG_GRER0_VAL 0x00000000
183 #define CFG_GRER1_VAL 0x00000000
184 #define CFG_GRER2_VAL 0x00000000
185 #define CFG_GFER0_VAL 0x00000000
186 #define CFG_GFER1_VAL 0x00000000
187 #define CFG_GFER2_VAL 0x00000000
189 #define CFG_GAFR0_L_VAL 0x00000000
190 #define CFG_GAFR0_U_VAL 0x00000000
191 #define CFG_GAFR1_L_VAL 0x00008010 /* Use FF UART Send and Receive */
192 #define CFG_GAFR1_U_VAL 0x00000000
193 #define CFG_GAFR2_L_VAL 0x00000000
194 #define CFG_GAFR2_U_VAL 0x00000000
196 #define CFG_PSSR_VAL 0x20
197 #define CFG_CCCR_VAL 0x00000141 /* 100 MHz memory, 200 MHz CPU */
198 #define CFG_CKEN_VAL 0x00000060 /* FFUART and STUART enabled */
199 #define CFG_ICMR_VAL 0x00000000 /* No interrupts enabled */
204 #define CFG_MSC0_VAL 0x00007FF0 /* Not properly calculated - FIXME (DS) */
205 #define CFG_MSC1_VAL 0x00000000
206 #define CFG_MSC2_VAL 0x00000000
208 #define CFG_MDCNFG_VAL 0x00000aC9 /* Memory timings for the SDRAM.
209 tRP=2, CL=2, tRCD=2, tRAS=5, tRC=8 */
211 #define CFG_MDREFR_VAL 0x00403018 /* Initial setting, individual
212 bits set in memsetup.S */
213 #define CFG_MDMRS_VAL 0x00000000
216 * PCMCIA and CF Interfaces
218 #define CFG_MECR_VAL 0x00000000 /* Hangover from Lubbock.
219 Needs calculating. (DS/CHC) */
220 #define CFG_MCMEM0_VAL 0x00010504
221 #define CFG_MCMEM1_VAL 0x00010504
222 #define CFG_MCATT0_VAL 0x00010504
223 #define CFG_MCATT1_VAL 0x00010504
224 #define CFG_MCIO0_VAL 0x00004715
225 #define CFG_MCIO1_VAL 0x00004715
228 * FLASH and environment organization
230 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
231 #define CFG_MAX_FLASH_SECT 64 /* max number of sectors on one chip */
233 /* timeout values are in ticks */
235 #define CFG_FLASH_ERASE_TOUT (25*CFG_HZ) /* Timeout for Flash Erase */
236 #define CFG_FLASH_WRITE_TOUT (25*CFG_HZ) /* Timeout for Flash Write */
238 /* Flash protection */
239 #define CFG_FLASH_PROTECTION 1
242 #define CFG_ENV_IS_IN_FLASH 1
243 #define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x3C000) /* Addr of Environment Sector */
244 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment */
245 #define CFG_ENV_SECT_SIZE 0x20000
247 /* Option added to get around byte ordering issues in the flash driver */
248 #define CFG_LITTLE_ENDIAN 1
250 #endif /* __CONFIG_H */