]> git.ipfire.org Git - people/ms/u-boot.git/blob - include/configs/EP88x.h
rename CFG_ macros to CONFIG_SYS
[people/ms/u-boot.git] / include / configs / EP88x.h
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
33 #define CONFIG_BOARD_EARLY_INIT_F /* Call board_early_init_f */
34
35 /* Allow serial number (serial#) and MAC address (ethaddr) to be overwritten */
36 #define CONFIG_ENV_OVERWRITE
37
38 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
39 #define CONFIG_BAUDRATE 38400
40
41 #define CONFIG_ETHER_ON_FEC1 /* Enable Ethernet on FEC1 */
42 #define CONFIG_ETHER_ON_FEC2 /* Enable Ethernet on FEC2 */
43 #if defined(CONFIG_ETHER_ON_FEC1) || defined(CONFIG_ETHER_ON_FEC2)
44 #define CONFIG_SYS_DISCOVER_PHY
45 #define CONFIG_MII_INIT 1
46 #define FEC_ENET
47 #endif /* CONFIG_FEC_ENET */
48
49 #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */
50 #define CONFIG_8xx_CPUCLK_DEFAULT 100000000
51 #define CONFIG_SYS_8xx_CPUCLK_MIN 40000000
52 #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000
53
54 /*
55 * BOOTP options
56 */
57 #define CONFIG_BOOTP_BOOTFILESIZE
58 #define CONFIG_BOOTP_BOOTPATH
59 #define CONFIG_BOOTP_GATEWAY
60 #define CONFIG_BOOTP_HOSTNAME
61
62
63 /*
64 * Command line configuration.
65 */
66 #include <config_cmd_default.h>
67
68 #define CONFIG_CMD_DHCP
69 #define CONFIG_CMD_IMMAP
70 #define CONFIG_CMD_MII
71 #define CONFIG_CMD_PING
72
73
74 #define CONFIG_BOOTDELAY 5 /* Autoboot after 5 seconds */
75 #define CONFIG_BOOTCOMMAND "bootm fe060000" /* Autoboot command */
76 #define CONFIG_BOOTARGS "root=/dev/mtdblock1 rw mtdparts=phys:2M(ROM)ro,-(root)"
77
78 #define CONFIG_BZIP2 /* Include support for bzip2 compressed images */
79 #undef CONFIG_WATCHDOG /* Disable platform specific watchdog */
80
81 /*-----------------------------------------------------------------------
82 * Miscellaneous configurable options
83 */
84 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
85 #define CONFIG_SYS_HUSH_PARSER
86 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
87 #define CONFIG_SYS_LONGHELP /* #undef to save memory */
88 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
89 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print Buffer Size */
90 #define CONFIG_SYS_MAXARGS 16 /* Max number of command args */
91 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
92
93 #define CONFIG_SYS_LOAD_ADDR 0x400000 /* Default load address */
94
95 #define CONFIG_SYS_HZ 1000 /* Decrementer freq: 1 ms ticks */
96
97 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
98
99 /*-----------------------------------------------------------------------
100 * RAM configuration (note that CONFIG_SYS_SDRAM_BASE must be zero)
101 */
102 #define CONFIG_SYS_SDRAM_BASE 0x00000000
103 #define CONFIG_SYS_SDRAM_MAX_SIZE 0x08000000 /* Up to 128 Mbyte */
104
105 #define CONFIG_SYS_MAMR 0x00805000
106
107 /*
108 * 4096 Up to 4096 SDRAM rows
109 * 1000 factor s -> ms
110 * 32 PTP (pre-divider from MPTPR)
111 * 4 Number of refresh cycles per period
112 * 64 Refresh cycle in ms per number of rows
113 */
114 #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
115
116 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
117 #define CONFIG_SYS_MEMTEST_END 0x00500000 /* 1 ... 5 MB in SDRAM */
118
119 #define CONFIG_SYS_RESET_ADDRESS 0x09900000
120
121 /*-----------------------------------------------------------------------
122 * For booting Linux, the board info and command line data
123 * have to be in the first 8 MB of memory, since this is
124 * the maximum mapped by the Linux kernel during initialization.
125 */
126 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
127
128 #define CONFIG_SYS_MONITOR_BASE TEXT_BASE
129 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 KB for Monitor */
130 #ifdef CONFIG_BZIP2
131 #define CONFIG_SYS_MALLOC_LEN (4096 << 10) /* Reserve ~4 MB for malloc() */
132 #else
133 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */
134 #endif /* CONFIG_BZIP2 */
135
136 /*-----------------------------------------------------------------------
137 * Flash organisation
138 */
139 #define CONFIG_SYS_FLASH_BASE 0xFC000000
140 #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
141 #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
142 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */
143 #define CONFIG_SYS_MAX_FLASH_SECT 512 /* Max num of sects on one chip */
144
145 /* Environment is in flash */
146 #define CONFIG_ENV_IS_IN_FLASH
147 #define CONFIG_ENV_SECT_SIZE 0x20000 /* We use one complete sector */
148 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
149
150 #define CONFIG_SYS_OR0_PRELIM 0xFC000160
151 #define CONFIG_SYS_BR0_PRELIM (CONFIG_SYS_FLASH_BASE | BR_PS_32 | BR_MS_GPCM | BR_V)
152
153 #define CONFIG_SYS_DIRECT_FLASH_TFTP
154
155 /*-----------------------------------------------------------------------
156 * BCSR
157 */
158 #define CONFIG_SYS_OR3_PRELIM 0xFF0005B0
159 #define CONFIG_SYS_BR3_PRELIM (0xFA000000 |BR_PS_16 | BR_MS_GPCM | BR_V)
160
161 #define CONFIG_SYS_BCSR 0xFA400000
162
163 /*-----------------------------------------------------------------------
164 * Internal Memory Map Register
165 */
166 #define CONFIG_SYS_IMMR 0xF0000000
167
168 /*-----------------------------------------------------------------------
169 * Definitions for initial stack pointer and data area (in DPRAM)
170 */
171 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
172 #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
173 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* Size in bytes reserved for initial data */
174 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
175 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
176
177 /*-----------------------------------------------------------------------
178 * Configuration registers
179 */
180 #ifdef CONFIG_WATCHDOG
181 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
182 SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | \
183 SYPCR_SWP)
184 #else
185 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
186 SYPCR_SWF | SYPCR_SWP)
187 #endif /* CONFIG_WATCHDOG */
188
189 #define CONFIG_SYS_SIUMCR (SIUMCR_MLRC01 | SIUMCR_DBGC11)
190
191 /* TBSCR - Time Base Status and Control Register */
192 #define CONFIG_SYS_TBSCR (TBSCR_TBF | TBSCR_TBE)
193
194 /* PISCR - Periodic Interrupt Status and Control */
195 #define CONFIG_SYS_PISCR PISCR_PS
196
197 /* SCCR - System Clock and reset Control Register */
198 #define SCCR_MASK SCCR_EBDF11
199 #define CONFIG_SYS_SCCR SCCR_RTSEL
200
201 #define CONFIG_SYS_DER 0
202
203 /*-----------------------------------------------------------------------
204 * Cache Configuration
205 */
206 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx chips */
207
208 /*-----------------------------------------------------------------------
209 * Internal Definitions
210 *
211 * Boot Flags
212 */
213 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from flash */
214 #define BOOTFLAG_WARM 0x02 /* Software reboot */
215
216 #endif /* __CONFIG_H */