2 * Copyright (C) 2004-2005 Arabella Software Ltd.
3 * Yuli Barcohen <yuli@arabellasw.com>
5 * Support for Analogue&Micro Adder boards family.
6 * Tested on AdderII and Adder87x.
8 * See file CREDITS for list of people who contributed to this
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.
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.
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,
29 #if !defined(CONFIG_MPC875) && !defined(CONFIG_MPC852T)
33 #define CONFIG_ADDER /* Analogue&Micro Adder board */
35 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
36 #define CONFIG_BAUDRATE 38400
38 #define CONFIG_ETHER_ON_FEC1
39 #define CONFIG_ETHER_ON_FEC2
40 #define CONFIG_HAS_ETH0
41 #define CONFIG_HAS_ETH1
43 #if defined(CONFIG_ETHER_ON_FEC1) || defined(CONFIG_ETHER_ON_FEC2)
44 #define CFG_DISCOVER_PHY
45 #define CONFIG_MII_INIT 1
47 #endif /* CONFIG_ETHER_ON_FEC || CONFIG_ETHER_ON_FEC2 */
49 #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */
50 #define CONFIG_8xx_CPUCLK_DEFAULT 50000000
51 #define CFG_8xx_CPUCLK_MIN 40000000
53 #define CFG_8xx_CPUCLK_MAX 50000000
55 #define CFG_8xx_CPUCLK_MAX 133000000
56 #endif /* CONFIG_MPC852T */
62 #define CONFIG_BOOTP_BOOTFILESIZE
63 #define CONFIG_BOOTP_BOOTPATH
64 #define CONFIG_BOOTP_GATEWAY
65 #define CONFIG_BOOTP_HOSTNAME
69 * Command line configuration.
71 #include <config_cmd_default.h>
73 #define CONFIG_CMD_DHCP
74 #define CONFIG_CMD_IMMAP
75 #define CONFIG_CMD_MII
76 #define CONFIG_CMD_PING
79 #define CONFIG_BOOTDELAY 5 /* Autoboot after 5 seconds */
80 #define CONFIG_BOOTCOMMAND "bootm fe040000" /* Autoboot command */
81 #define CONFIG_BOOTARGS "root=/dev/mtdblock1 rw mtdparts=1M(ROM)ro,-(root)"
83 #define CONFIG_BZIP2 /* Include support for bzip2 compressed images */
84 #undef CONFIG_WATCHDOG /* Disable platform specific watchdog */
86 /*-----------------------------------------------------------------------
87 * Miscellaneous configurable options
89 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
90 #define CFG_HUSH_PARSER
91 #define CFG_PROMPT_HUSH_PS2 "> "
92 #define CFG_LONGHELP /* #undef to save memory */
93 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
94 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) /* Print Buffer Size */
95 #define CFG_MAXARGS 16 /* Max number of command args */
96 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
98 #define CFG_LOAD_ADDR 0x400000 /* Default load address */
100 #define CFG_HZ 1000 /* Decrementer freq: 1 ms ticks */
102 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
104 /*-----------------------------------------------------------------------
105 * RAM configuration (note that CFG_SDRAM_BASE must be zero)
107 #define CFG_SDRAM_BASE 0x00000000
108 #define CFG_SDRAM_MAX_SIZE 0x01000000 /* Up to 16 Mbyte */
110 #define CFG_MAMR 0x00002114
113 * 4096 Up to 4096 SDRAM rows
114 * 1000 factor s -> ms
115 * 32 PTP (pre-divider from MPTPR)
116 * 4 Number of refresh cycles per period
117 * 64 Refresh cycle in ms per number of rows
119 #define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
121 #define CFG_MEMTEST_START 0x00100000 /* memtest works on */
122 #define CFG_MEMTEST_END 0x00500000 /* 1 ... 5 MB in SDRAM */
124 #define CFG_RESET_ADDRESS 0x09900000
126 /*-----------------------------------------------------------------------
127 * For booting Linux, the board info and command line data
128 * have to be in the first 8 MB of memory, since this is
129 * the maximum mapped by the Linux kernel during initialization.
131 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
133 #define CFG_MONITOR_BASE TEXT_BASE
134 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 KB for Monitor */
136 #define CFG_MALLOC_LEN (2500 << 10) /* Reserve ~2.5 MB for malloc() */
138 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */
139 #endif /* CONFIG_BZIP2 */
141 /*-----------------------------------------------------------------------
144 #define CFG_FLASH_BASE 0xFE000000
145 #define CFG_FLASH_CFI /* The flash is CFI compatible */
146 #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
147 #define CFG_MAX_FLASH_BANKS 1 /* Max number of flash banks */
148 #define CFG_MAX_FLASH_SECT 128 /* Max num of sects on one chip */
150 /* Environment is in flash */
151 #define CFG_ENV_IS_IN_FLASH
152 #define CFG_ENV_SECT_SIZE 0x10000 /* We use one complete sector */
153 #define CFG_ENV_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN)
155 #define CONFIG_ENV_OVERWRITE
157 #define CFG_OR0_PRELIM 0xFF000774
158 #define CFG_BR0_PRELIM (CFG_FLASH_BASE | BR_PS_16 | BR_MS_GPCM | BR_V)
160 #define CFG_DIRECT_FLASH_TFTP
162 /*-----------------------------------------------------------------------
163 * Internal Memory Map Register
165 #define CFG_IMMR 0xFF000000
167 /*-----------------------------------------------------------------------
168 * Definitions for initial stack pointer and data area (in DPRAM)
170 #define CFG_INIT_RAM_ADDR CFG_IMMR
171 #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
172 #define CFG_GBL_DATA_SIZE 128 /* Size in bytes reserved for initial data */
173 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
174 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
176 /*-----------------------------------------------------------------------
177 * Configuration registers
179 #ifdef CONFIG_WATCHDOG
180 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
181 SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | \
184 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
185 SYPCR_SWF | SYPCR_SWP)
186 #endif /* CONFIG_WATCHDOG */
188 #define CFG_SIUMCR (SIUMCR_MLRC01 | SIUMCR_DBGC11)
190 /* TBSCR - Time Base Status and Control Register */
191 #define CFG_TBSCR (TBSCR_TBF | TBSCR_TBE)
193 /* PISCR - Periodic Interrupt Status and Control */
194 #define CFG_PISCR (PISCR_PS | PISCR_PITF)
196 /* PLPRCR - PLL, Low-Power, and Reset Control Register */
197 /* #define CFG_PLPRCR PLPRCR_TEXPS */
199 /* SCCR - System Clock and reset Control Register */
200 #define SCCR_MASK SCCR_EBDF11
201 #define CFG_SCCR SCCR_RTSEL
205 /*-----------------------------------------------------------------------
206 * Cache Configuration
208 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx chips */
210 /*-----------------------------------------------------------------------
211 * Internal Definitions
215 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from flash */
216 #define BOOTFLAG_WARM 0x02 /* Software reboot */
218 /* pass open firmware flat tree */
219 #define CONFIG_OF_LIBFDT 1
220 #define CONFIG_OF_BOARD_SETUP 1
222 #endif /* __CONFIG_H */