2 * AMIRIX.h: AMIRIX specific config options
4 * Author : Frank Smith (smith at amirix dot com)
6 * Derived from : other configuration header files in this tree
8 * This software may be used and distributed according to the terms of
9 * the GNU General Public License (GPL) version 2, incorporated herein by
10 * reference. Drivers based on or derived from this code fall under the GPL
11 * and must retain the authorship, copyright and this license notice. This
12 * file is not a complete program and may only be used when the entire
13 * program is licensed under the GPL.
21 * High Level Configuration Options
25 #define CONFIG_405 1 /* This is a PPC405 CPU */
26 #define CONFIG_4xx 1 /* ...member of PPC4xx family */
28 #define CONFIG_AP1000 1 /* ...on an AP1000 board */
32 #define CONFIG_SYS_HUSH_PARSER 1 /* use "hush" command parser */
33 #define CONFIG_SYS_PROMPT "0> "
34 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
36 #define CONFIG_COMMAND_EDIT 1
37 #define CONFIG_COMMAND_HISTORY 1
38 #define CONFIG_COMPLETE_ADDRESSES 1
40 #define CONFIG_ENV_IS_IN_FLASH 1
41 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
43 #ifdef CONFIG_ENV_IS_IN_NVRAM
44 #undef CONFIG_ENV_IS_IN_FLASH
46 #ifdef CONFIG_ENV_IS_IN_FLASH
47 #undef CONFIG_ENV_IS_IN_NVRAM
51 #define CONFIG_BAUDRATE 57600
52 #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
54 #define CONFIG_BOOTCOMMAND "" /* autoboot command */
56 /* Size (bytes) of interrupt driven serial port buffer.
57 * Set to 0 to use polling instead of interrupts.
58 * Setting to 0 will also disable RTS/CTS handshaking.
60 #undef CONFIG_SERIAL_SOFTWARE_FIFO
62 #define CONFIG_BOOTARGS "console=ttyS0,57600"
64 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
65 #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
71 #define CONFIG_BOOTP_BOOTFILESIZE
72 #define CONFIG_BOOTP_BOOTPATH
73 #define CONFIG_BOOTP_GATEWAY
74 #define CONFIG_BOOTP_HOSTNAME
77 * Command line configuration.
79 #include <config_cmd_default.h>
81 #define CONFIG_CMD_ASKENV
82 #define CONFIG_CMD_DHCP
83 #define CONFIG_CMD_ELF
84 #define CONFIG_CMD_IRQ
85 #define CONFIG_CMD_MVENV
86 #define CONFIG_CMD_PCI
87 #define CONFIG_CMD_PING
90 #undef CONFIG_WATCHDOG /* watchdog disabled */
92 #define CONFIG_SYS_CLK_FREQ 30000000
94 #define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */
97 * Miscellaneous configurable options
99 #define CONFIG_SYS_LONGHELP /* undef to save memory */
100 #if defined(CONFIG_CMD_KGDB)
101 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
103 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
105 /* usually: (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) */
106 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+4+16) /* Print Buffer Size */
107 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
108 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
110 #define CONFIG_SYS_ALT_MEMTEST 1
111 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* memtest works on */
112 #define CONFIG_SYS_MEMTEST_END 0x01000000 /* 4 ... 16 MB in DRAM */
115 * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
116 * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
117 * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
118 * The Linux BASE_BAUD define should match this configuration.
119 * baseBaud = cpuClock/(uartDivisor*16)
120 * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
121 * set Linux BASE_BAUD to 403200.
123 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
124 #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
126 #define CONFIG_SYS_NS16550_CLK 40000000
127 #define CONFIG_SYS_DUART_CHAN 0
128 #define CONFIG_SYS_NS16550_COM1 (0x4C000000 + 0x1000)
129 #define CONFIG_SYS_NS16550_COM2 (0x4C800000 + 0x1000)
130 #define CONFIG_SYS_NS16550_REG_SIZE 4
131 #define CONFIG_SYS_NS16550 1
132 #define CONFIG_SYS_INIT_CHAN1 1
133 #define CONFIG_SYS_INIT_CHAN2 0
135 /* The following table includes the supported baudrates */
136 #define CONFIG_SYS_BAUDRATE_TABLE \
137 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
139 #define CONFIG_SYS_LOAD_ADDR 0x00200000 /* default load address */
140 #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */
142 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
144 /*-----------------------------------------------------------------------
145 * Start addresses for the final memory configuration
146 * (Set up by the startup code)
147 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
149 #define CONFIG_SYS_SDRAM_BASE 0x00000000
150 #define CONFIG_SYS_FLASH_BASE 0x20000000
151 #define CONFIG_SYS_MONITOR_BASE TEXT_BASE
152 #define CONFIG_SYS_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
153 #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
156 * For booting Linux, the board info and command line data
157 * have to be in the first 8 MB of memory, since this is
158 * the maximum mapped by the Linux kernel during initialization.
160 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
161 /*-----------------------------------------------------------------------
164 #define CONFIG_SYS_FLASH_CFI 1
165 #define CONFIG_SYS_PROGFLASH_BASE CONFIG_SYS_FLASH_BASE
166 #define CONFIG_SYS_CONFFLASH_BASE 0x24000000
168 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
169 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
171 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
172 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
174 #define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware protection */
176 /* BEG ENVIRONNEMENT FLASH */
177 #ifdef CONFIG_ENV_IS_IN_FLASH
178 #define CONFIG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
179 #define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
180 #define CONFIG_ENV_SECT_SIZE 0x20000 /* see README - env sector total size */
182 /* END ENVIRONNEMENT FLASH */
183 /*-----------------------------------------------------------------------
186 #define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
187 #define CONFIG_SYS_NVRAM_SIZE 0x1ff8 /* NVRAM size */
189 #ifdef CONFIG_ENV_IS_IN_NVRAM
190 #define CONFIG_ENV_SIZE 0x1000 /* Size of Environment vars */
191 #define CONFIG_ENV_ADDR \
192 (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) /* Env */
196 * Init Memory Controller:
198 * BR0/1 and OR0/1 (FLASH)
201 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
202 #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
204 /* Configuration Port location */
205 #define CONFIG_PORT_ADDR 0xF0000500
207 /*-----------------------------------------------------------------------
208 * Definitions for initial stack pointer and data area (in DPRAM)
211 #define CONFIG_SYS_INIT_RAM_ADDR 0x400000 /* inside of SDRAM */
212 #define CONFIG_SYS_INIT_RAM_END 0x2000 /* End of used area in RAM */
213 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
214 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
215 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
217 /*-----------------------------------------------------------------------
218 * Definitions for Serial Presence Detect EEPROM address
219 * (to get SDRAM settings)
221 #define SPD_EEPROM_ADDRESS 0x50
224 * Internal Definitions
228 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
229 #define BOOTFLAG_WARM 0x02 /* Software reboot */
231 #if defined(CONFIG_CMD_KGDB)
232 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
233 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
238 #define CONFIG_SYS_JFFS2_FIRST_BANK 0
239 #define CONFIG_SYS_JFFS2_NUM_BANKS 1
240 #define CONFIG_SYS_JFFS2_FIRST_SECTOR 1
242 #define CONFIG_NET_MULTI
245 #define CONFIG_SYS_ETH_DEV_FN 0x0800
246 #define CONFIG_SYS_ETH_IOBASE 0x31000000
247 #define CONFIG_SYS_ETH_MEMBASE 0x32000000
249 #endif /* __CONFIG_H */