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84c960ce WD |
1 | /* |
2 | * Copyright (C) 2005 Arabella Software Ltd. | |
3 | * Yuli Barcohen <yuli@arabellasw.com> | |
4 | * | |
5 | * Support for Embedded Planet EP88x boards. | |
6 | * Tested on EP88xC with MPC885 CPU, 64MB SDRAM and 16MB flash. | |
7 | * | |
8 | * See file CREDITS for list of people who contributed to this | |
9 | * project. | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU General Public License as | |
13 | * published by the Free Software Foundation; either version 2 of | |
14 | * the License, or (at your option) any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License | |
22 | * along with this program; if not, write to the Free Software | |
23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
24 | * MA 02111-1307 USA | |
25 | */ | |
26 | #ifndef __CONFIG_H | |
27 | #define __CONFIG_H | |
28 | ||
29 | #define CONFIG_MPC885 | |
30 | ||
31 | #define CONFIG_EP88X /* Embedded Planet EP88x board */ | |
32 | ||
2ae18241 WD |
33 | #define CONFIG_SYS_TEXT_BASE 0xFC000000 |
34 | ||
84c960ce WD |
35 | #define CONFIG_BOARD_EARLY_INIT_F /* Call board_early_init_f */ |
36 | ||
37 | /* Allow serial number (serial#) and MAC address (ethaddr) to be overwritten */ | |
38 | #define CONFIG_ENV_OVERWRITE | |
39 | ||
40 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ | |
41 | #define CONFIG_BAUDRATE 38400 | |
42 | ||
43 | #define CONFIG_ETHER_ON_FEC1 /* Enable Ethernet on FEC1 */ | |
44 | #define CONFIG_ETHER_ON_FEC2 /* Enable Ethernet on FEC2 */ | |
45 | #if defined(CONFIG_ETHER_ON_FEC1) || defined(CONFIG_ETHER_ON_FEC2) | |
6d0f6bcf | 46 | #define CONFIG_SYS_DISCOVER_PHY |
0f3ba7e9 | 47 | #define CONFIG_MII_INIT 1 |
84c960ce WD |
48 | #define FEC_ENET |
49 | #endif /* CONFIG_FEC_ENET */ | |
50 | ||
51 | #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */ | |
52 | #define CONFIG_8xx_CPUCLK_DEFAULT 100000000 | |
6d0f6bcf JCPV |
53 | #define CONFIG_SYS_8xx_CPUCLK_MIN 40000000 |
54 | #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 | |
84c960ce | 55 | |
11799434 JL |
56 | /* |
57 | * BOOTP options | |
58 | */ | |
59 | #define CONFIG_BOOTP_BOOTFILESIZE | |
60 | #define CONFIG_BOOTP_BOOTPATH | |
61 | #define CONFIG_BOOTP_GATEWAY | |
62 | #define CONFIG_BOOTP_HOSTNAME | |
63 | ||
64 | ||
dcaa7156 JL |
65 | /* |
66 | * Command line configuration. | |
67 | */ | |
68 | #include <config_cmd_default.h> | |
69 | ||
70 | #define CONFIG_CMD_DHCP | |
71 | #define CONFIG_CMD_IMMAP | |
72 | #define CONFIG_CMD_MII | |
73 | #define CONFIG_CMD_PING | |
84c960ce | 74 | |
84c960ce WD |
75 | |
76 | #define CONFIG_BOOTDELAY 5 /* Autoboot after 5 seconds */ | |
77 | #define CONFIG_BOOTCOMMAND "bootm fe060000" /* Autoboot command */ | |
78 | #define CONFIG_BOOTARGS "root=/dev/mtdblock1 rw mtdparts=phys:2M(ROM)ro,-(root)" | |
79 | ||
80 | #define CONFIG_BZIP2 /* Include support for bzip2 compressed images */ | |
81 | #undef CONFIG_WATCHDOG /* Disable platform specific watchdog */ | |
82 | ||
83 | /*----------------------------------------------------------------------- | |
84 | * Miscellaneous configurable options | |
85 | */ | |
6d0f6bcf JCPV |
86 | #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ |
87 | #define CONFIG_SYS_HUSH_PARSER | |
88 | #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " | |
89 | #define CONFIG_SYS_LONGHELP /* #undef to save memory */ | |
90 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ | |
91 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print Buffer Size */ | |
92 | #define CONFIG_SYS_MAXARGS 16 /* Max number of command args */ | |
93 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ | |
84c960ce | 94 | |
6d0f6bcf | 95 | #define CONFIG_SYS_LOAD_ADDR 0x400000 /* Default load address */ |
84c960ce | 96 | |
6d0f6bcf | 97 | #define CONFIG_SYS_HZ 1000 /* Decrementer freq: 1 ms ticks */ |
84c960ce | 98 | |
6d0f6bcf | 99 | #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
84c960ce WD |
100 | |
101 | /*----------------------------------------------------------------------- | |
6d0f6bcf | 102 | * RAM configuration (note that CONFIG_SYS_SDRAM_BASE must be zero) |
84c960ce | 103 | */ |
6d0f6bcf JCPV |
104 | #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
105 | #define CONFIG_SYS_SDRAM_MAX_SIZE 0x08000000 /* Up to 128 Mbyte */ | |
84c960ce | 106 | |
6d0f6bcf | 107 | #define CONFIG_SYS_MAMR 0x00805000 |
84c960ce WD |
108 | |
109 | /* | |
110 | * 4096 Up to 4096 SDRAM rows | |
111 | * 1000 factor s -> ms | |
112 | * 32 PTP (pre-divider from MPTPR) | |
113 | * 4 Number of refresh cycles per period | |
114 | * 64 Refresh cycle in ms per number of rows | |
115 | */ | |
6d0f6bcf | 116 | #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64)) |
84c960ce | 117 | |
6d0f6bcf JCPV |
118 | #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */ |
119 | #define CONFIG_SYS_MEMTEST_END 0x00500000 /* 1 ... 5 MB in SDRAM */ | |
84c960ce | 120 | |
6d0f6bcf | 121 | #define CONFIG_SYS_RESET_ADDRESS 0x09900000 |
84c960ce WD |
122 | |
123 | /*----------------------------------------------------------------------- | |
124 | * For booting Linux, the board info and command line data | |
125 | * have to be in the first 8 MB of memory, since this is | |
126 | * the maximum mapped by the Linux kernel during initialization. | |
127 | */ | |
6d0f6bcf | 128 | #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
84c960ce | 129 | |
14d0a02a | 130 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE |
6d0f6bcf | 131 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 KB for Monitor */ |
84c960ce | 132 | #ifdef CONFIG_BZIP2 |
6d0f6bcf | 133 | #define CONFIG_SYS_MALLOC_LEN (4096 << 10) /* Reserve ~4 MB for malloc() */ |
84c960ce | 134 | #else |
6d0f6bcf | 135 | #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */ |
84c960ce WD |
136 | #endif /* CONFIG_BZIP2 */ |
137 | ||
138 | /*----------------------------------------------------------------------- | |
139 | * Flash organisation | |
140 | */ | |
6d0f6bcf JCPV |
141 | #define CONFIG_SYS_FLASH_BASE 0xFC000000 |
142 | #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */ | |
00b1883a | 143 | #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */ |
6d0f6bcf JCPV |
144 | #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */ |
145 | #define CONFIG_SYS_MAX_FLASH_SECT 512 /* Max num of sects on one chip */ | |
84c960ce WD |
146 | |
147 | /* Environment is in flash */ | |
5a1aceb0 | 148 | #define CONFIG_ENV_IS_IN_FLASH |
0e8d1586 | 149 | #define CONFIG_ENV_SECT_SIZE 0x20000 /* We use one complete sector */ |
6d0f6bcf | 150 | #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN) |
84c960ce | 151 | |
6d0f6bcf JCPV |
152 | #define CONFIG_SYS_OR0_PRELIM 0xFC000160 |
153 | #define CONFIG_SYS_BR0_PRELIM (CONFIG_SYS_FLASH_BASE | BR_PS_32 | BR_MS_GPCM | BR_V) | |
84c960ce | 154 | |
6d0f6bcf | 155 | #define CONFIG_SYS_DIRECT_FLASH_TFTP |
84c960ce WD |
156 | |
157 | /*----------------------------------------------------------------------- | |
158 | * BCSR | |
159 | */ | |
6d0f6bcf JCPV |
160 | #define CONFIG_SYS_OR3_PRELIM 0xFF0005B0 |
161 | #define CONFIG_SYS_BR3_PRELIM (0xFA000000 |BR_PS_16 | BR_MS_GPCM | BR_V) | |
84c960ce | 162 | |
6d0f6bcf | 163 | #define CONFIG_SYS_BCSR 0xFA400000 |
84c960ce WD |
164 | |
165 | /*----------------------------------------------------------------------- | |
166 | * Internal Memory Map Register | |
167 | */ | |
6d0f6bcf | 168 | #define CONFIG_SYS_IMMR 0xF0000000 |
84c960ce WD |
169 | |
170 | /*----------------------------------------------------------------------- | |
171 | * Definitions for initial stack pointer and data area (in DPRAM) | |
172 | */ | |
6d0f6bcf | 173 | #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
553f0982 | 174 | #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */ |
25ddd1fb | 175 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
6d0f6bcf | 176 | #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
84c960ce WD |
177 | |
178 | /*----------------------------------------------------------------------- | |
179 | * Configuration registers | |
180 | */ | |
181 | #ifdef CONFIG_WATCHDOG | |
6d0f6bcf | 182 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \ |
84c960ce WD |
183 | SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | \ |
184 | SYPCR_SWP) | |
185 | #else | |
6d0f6bcf | 186 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \ |
84c960ce WD |
187 | SYPCR_SWF | SYPCR_SWP) |
188 | #endif /* CONFIG_WATCHDOG */ | |
189 | ||
6d0f6bcf | 190 | #define CONFIG_SYS_SIUMCR (SIUMCR_MLRC01 | SIUMCR_DBGC11) |
84c960ce WD |
191 | |
192 | /* TBSCR - Time Base Status and Control Register */ | |
6d0f6bcf | 193 | #define CONFIG_SYS_TBSCR (TBSCR_TBF | TBSCR_TBE) |
84c960ce WD |
194 | |
195 | /* PISCR - Periodic Interrupt Status and Control */ | |
6d0f6bcf | 196 | #define CONFIG_SYS_PISCR PISCR_PS |
84c960ce WD |
197 | |
198 | /* SCCR - System Clock and reset Control Register */ | |
53677ef1 | 199 | #define SCCR_MASK SCCR_EBDF11 |
6d0f6bcf | 200 | #define CONFIG_SYS_SCCR SCCR_RTSEL |
84c960ce | 201 | |
6d0f6bcf | 202 | #define CONFIG_SYS_DER 0 |
84c960ce WD |
203 | |
204 | /*----------------------------------------------------------------------- | |
205 | * Cache Configuration | |
206 | */ | |
6d0f6bcf | 207 | #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx chips */ |
84c960ce | 208 | |
84c960ce | 209 | #endif /* __CONFIG_H */ |