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_SYS_TEXT_BASE 0xFE000000
37 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
38 #define CONFIG_BAUDRATE 38400
40 #define CONFIG_ETHER_ON_FEC1
41 #define CONFIG_ETHER_ON_FEC2
42 #define CONFIG_HAS_ETH0
43 #define CONFIG_HAS_ETH1
45 #if defined(CONFIG_ETHER_ON_FEC1) || defined(CONFIG_ETHER_ON_FEC2)
46 #define CONFIG_SYS_DISCOVER_PHY
47 #define CONFIG_MII_INIT 1
49 #endif /* CONFIG_ETHER_ON_FEC || CONFIG_ETHER_ON_FEC2 */
51 #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */
52 #define CONFIG_8xx_CPUCLK_DEFAULT 50000000
53 #define CONFIG_SYS_8xx_CPUCLK_MIN 40000000
55 #define CONFIG_SYS_8xx_CPUCLK_MAX 50000000
57 #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000
58 #endif /* CONFIG_MPC852T */
64 #define CONFIG_BOOTP_BOOTFILESIZE
65 #define CONFIG_BOOTP_BOOTPATH
66 #define CONFIG_BOOTP_GATEWAY
67 #define CONFIG_BOOTP_HOSTNAME
71 * Command line configuration.
73 #include <config_cmd_default.h>
75 #define CONFIG_CMD_DHCP
76 #define CONFIG_CMD_IMMAP
77 #define CONFIG_CMD_MII
78 #define CONFIG_CMD_PING
81 #define CONFIG_BOOTDELAY 5 /* Autoboot after 5 seconds */
82 #define CONFIG_BOOTCOMMAND "bootm fe040000" /* Autoboot command */
83 #define CONFIG_BOOTARGS "root=/dev/mtdblock1 rw mtdparts=1M(ROM)ro,-(root)"
85 #define CONFIG_BZIP2 /* Include support for bzip2 compressed images */
86 #undef CONFIG_WATCHDOG /* Disable platform specific watchdog */
88 /*-----------------------------------------------------------------------
89 * Miscellaneous configurable options
91 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
92 #define CONFIG_SYS_HUSH_PARSER
93 #define CONFIG_SYS_LONGHELP /* #undef to save memory */
94 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
95 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print Buffer Size */
96 #define CONFIG_SYS_MAXARGS 16 /* Max number of command args */
97 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
99 #define CONFIG_SYS_LOAD_ADDR 0x400000 /* Default load address */
101 #define CONFIG_SYS_HZ 1000 /* Decrementer freq: 1 ms ticks */
103 /*-----------------------------------------------------------------------
104 * RAM configuration (note that CONFIG_SYS_SDRAM_BASE must be zero)
106 #define CONFIG_SYS_SDRAM_BASE 0x00000000
107 #define CONFIG_SYS_SDRAM_MAX_SIZE 0x01000000 /* Up to 16 Mbyte */
109 #define CONFIG_SYS_MAMR 0x00002114
112 * 4096 Up to 4096 SDRAM rows
113 * 1000 factor s -> ms
114 * 32 PTP (pre-divider from MPTPR)
115 * 4 Number of refresh cycles per period
116 * 64 Refresh cycle in ms per number of rows
118 #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
120 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */
121 #define CONFIG_SYS_MEMTEST_END 0x00500000 /* 1 ... 5 MB in SDRAM */
123 #define CONFIG_SYS_RESET_ADDRESS 0x09900000
125 /*-----------------------------------------------------------------------
126 * For booting Linux, the board info and command line data
127 * have to be in the first 8 MB of memory, since this is
128 * the maximum mapped by the Linux kernel during initialization.
130 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
132 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
133 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 KB for Monitor */
135 #define CONFIG_SYS_MALLOC_LEN (2500 << 10) /* Reserve ~2.5 MB for malloc() */
137 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 KB for malloc() */
138 #endif /* CONFIG_BZIP2 */
140 /*-----------------------------------------------------------------------
143 #define CONFIG_SYS_FLASH_BASE 0xFE000000
144 #define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
145 #define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
146 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* Max number of flash banks */
147 #define CONFIG_SYS_MAX_FLASH_SECT 128 /* Max num of sects on one chip */
149 /* Environment is in flash */
150 #define CONFIG_ENV_IS_IN_FLASH
151 #define CONFIG_ENV_SECT_SIZE 0x10000 /* We use one complete sector */
152 #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
154 #define CONFIG_ENV_OVERWRITE
156 #define CONFIG_SYS_OR0_PRELIM 0xFF000774
157 #define CONFIG_SYS_BR0_PRELIM (CONFIG_SYS_FLASH_BASE | BR_PS_16 | BR_MS_GPCM | BR_V)
159 #define CONFIG_SYS_DIRECT_FLASH_TFTP
161 /*-----------------------------------------------------------------------
162 * Internal Memory Map Register
164 #define CONFIG_SYS_IMMR 0xFF000000
166 /*-----------------------------------------------------------------------
167 * Definitions for initial stack pointer and data area (in DPRAM)
169 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
170 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
171 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
172 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
174 /*-----------------------------------------------------------------------
175 * Configuration registers
177 #ifdef CONFIG_WATCHDOG
178 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
179 SYPCR_SWF | SYPCR_SWE | SYPCR_SWRI | \
182 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | \
183 SYPCR_SWF | SYPCR_SWP)
184 #endif /* CONFIG_WATCHDOG */
186 #define CONFIG_SYS_SIUMCR (SIUMCR_MLRC01 | SIUMCR_DBGC11)
188 /* TBSCR - Time Base Status and Control Register */
189 #define CONFIG_SYS_TBSCR (TBSCR_TBF | TBSCR_TBE)
191 /* PISCR - Periodic Interrupt Status and Control */
192 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
194 /* PLPRCR - PLL, Low-Power, and Reset Control Register */
195 /* #define CONFIG_SYS_PLPRCR PLPRCR_TEXPS */
197 /* SCCR - System Clock and reset Control Register */
198 #define SCCR_MASK SCCR_EBDF11
199 #define CONFIG_SYS_SCCR SCCR_RTSEL
201 #define CONFIG_SYS_DER 0
203 /*-----------------------------------------------------------------------
204 * Cache Configuration
206 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx chips */
208 /* pass open firmware flat tree */
209 #define CONFIG_OF_LIBFDT 1
210 #define CONFIG_OF_BOARD_SETUP 1
212 #endif /* __CONFIG_H */