2 * (C) Copyright 2003 Picture Elements, Inc.
3 * Stephen Williams <steve@icarus.com>
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * board/config.h - configuration options, board specific
32 * High Level Configuration Options for the JSE board
33 * (Theoretically easy to change, but the board is fixed.)
37 /* JSE has a PPC405GPr */
38 #define CONFIG_405GP 1
39 /* ... which is a 4xxx series */
41 /* ... with a 33MHz OSC. connected to the SysCLK input */
42 #define CONFIG_SYS_CLK_FREQ 33333333
43 /* ... with on-chip memory here (4KBytes) */
44 #define CONFIG_SYS_OCM_DATA_ADDR 0xF4000000
45 #define CONFIG_SYS_OCM_DATA_SIZE 0x00001000
46 /* Do not set up locked dcache as init ram. */
47 #undef CONFIG_SYS_INIT_DCACHE_CS
49 #define CONFIG_SYS_TEXT_BASE 0xFFF80000
51 /* Map the SystemACE chip (CS#1) here. (Must be a multiple of 1Meg) */
52 #define CONFIG_SYSTEMACE 1
53 #define CONFIG_SYS_SYSTEMACE_BASE 0xf0000000
54 #define CONFIG_SYS_SYSTEMACE_WIDTH 8
55 #define CONFIG_DOS_PARTITION 1
57 /* Use the On-Chip-Memory (OCM) as a temporary stack for the startup code. */
58 #define CONFIG_SYS_TEMP_STACK_OCM 1
59 /* ... place INIT RAM in the OCM address */
60 # define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR
61 /* ... give it the whole init ram */
62 # define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE
63 /* ... Shave a bit off the end for global data */
64 # define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
65 /* ... and place the stack pointer at the top of what's left. */
66 # define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
68 /* Enable board_pre_init function */
69 #define CONFIG_BOARD_PRE_INIT 1
70 #define CONFIG_BOARD_EARLY_INIT_F 1
71 /* Disable post-clk setup init function */
72 #undef CONFIG_BOARD_POSTCLK_INIT
73 /* Disable call to post_init_f: late init function. */
75 /* Enable DRAM test. */
76 #define CONFIG_SYS_DRAM_TEST 1
77 /* Enable misc_init_r function. */
78 #define CONFIG_MISC_INIT_R 1
80 /* JSE has EEPROM chips that are good for environment. */
81 #undef CONFIG_ENV_IS_IN_NVRAM
82 #undef CONFIG_ENV_IS_IN_FLASH
83 #define CONFIG_ENV_IS_IN_EEPROM 1
84 #undef CONFIG_ENV_IS_NOWHERE
86 /* This is the 7bit address of the device, not including P. */
87 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
88 /* After the device address, need one more address byte. */
89 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
90 /* The EEPROM is 512 bytes. */
91 #define CONFIG_SYS_EEPROM_SIZE 512
92 /* The EEPROM can do 16byte ( 1 << 4 ) page writes. */
93 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
94 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
95 /* Put the environment in the second half. */
96 #define CONFIG_ENV_OFFSET 0x00
97 #define CONFIG_ENV_SIZE 512
99 /* The JSE connects UART1 to the console tap connector. */
100 #define CONFIG_CONS_INDEX 2
101 #define CONFIG_SYS_NS16550
102 #define CONFIG_SYS_NS16550_SERIAL
103 #define CONFIG_SYS_NS16550_REG_SIZE 1
104 #define CONFIG_SYS_NS16550_CLK get_serial_clock()
106 /* Set console baudrate to 9600 */
107 #define CONFIG_BAUDRATE 9600
110 * Configuration related to auto-boot.
112 * CONFIG_BOOTDELAY sets the delay (in seconds) that U-Boot will wait
113 * before resorting to autoboot. This value can be overridden by the
114 * bootdelay environment variable.
116 * CONFIG_AUTOBOOT_PROMPT is the string that U-Boot emits to warn the
117 * user that an autoboot will happen.
119 * CONFIG_BOOTCOMMAND is the sequence of commands that U-Boot will
120 * execute to boot the JSE. This loads the uimage and initrd.img files
121 * from CompactFlash into memory, then boots them from memory.
123 * CONFIG_BOOTARGS is the arguments passed to the Linux kernel to get
124 * it going on the JSE.
126 #define CONFIG_BOOTDELAY 5
127 #define CONFIG_BOOTARGS "root=/dev/ram0 init=/linuxrc rw"
128 #define CONFIG_BOOTCOMMAND "fatload ace 0 2000000 uimage; fatload ace 0 2100000 initrd.img; bootm 2000000 2100000"
131 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
132 #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
134 #define CONFIG_PPC4xx_EMAC
135 #define CONFIG_MII 1 /* MII PHY management */
136 #define CONFIG_PHY_ADDR 1 /* PHY address */
137 #define CONFIG_NET_MULTI
143 #define CONFIG_BOOTP_BOOTFILESIZE
144 #define CONFIG_BOOTP_BOOTPATH
145 #define CONFIG_BOOTP_GATEWAY
146 #define CONFIG_BOOTP_HOSTNAME
150 * Command line configuration.
152 #include <config_cmd_default.h>
154 #define CONFIG_CMD_DHCP
155 #define CONFIG_CMD_EEPROM
156 #define CONFIG_CMD_ELF
157 #define CONFIG_CMD_FAT
158 #define CONFIG_CMD_FLASH
159 #define CONFIG_CMD_IRQ
160 #define CONFIG_CMD_MII
161 #define CONFIG_CMD_NET
162 #define CONFIG_CMD_PCI
163 #define CONFIG_CMD_PING
166 /* watchdog disabled */
167 #undef CONFIG_WATCHDOG
168 /* SPD EEPROM (sdram speed config) disabled */
169 #undef CONFIG_SPD_EEPROM
170 #undef SPD_EEPROM_ADDRESS
173 * Miscellaneous configurable options
175 #define CONFIG_SYS_LONGHELP /* undef to save memory */
176 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
178 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
179 #ifdef CONFIG_SYS_HUSH_PARSER
180 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
183 #if defined(CONFIG_CMD_KGDB)
184 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
186 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
188 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
189 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
190 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
192 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
193 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
196 * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
197 * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
198 * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
199 * The Linux BASE_BAUD define should match this configuration.
200 * baseBaud = cpuClock/(uartDivisor*16)
201 * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
202 * set Linux BASE_BAUD to 403200.
204 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
205 #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
206 #define CONFIG_SYS_BASE_BAUD 691200
208 /* The following table includes the supported baudrates */
209 #define CONFIG_SYS_BAUDRATE_TABLE \
210 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
212 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
213 #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */
215 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
217 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
218 #undef CONFIG_SOFT_I2C /* I2C bit-banged */
219 #define CONFIG_PPC4XX_I2C /* use PPC4xx driver */
220 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
221 #define CONFIG_SYS_I2C_SLAVE 0x7F
224 /*-----------------------------------------------------------------------
226 *-----------------------------------------------------------------------
228 #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
229 #define PCI_HOST_FORCE 1 /* configure as pci host */
230 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
232 #define CONFIG_PCI /* include pci support */
233 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
234 #undef CONFIG_PCI_PNP /* do pci plug-and-play */
235 /* resource configuration */
237 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x0000 /* PCI Vendor ID: to-do!!! */
238 #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: to-do!!! */
239 #define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */
240 #define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
241 #define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
242 #define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */
243 #define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */
244 #define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
246 /*-----------------------------------------------------------------------
247 * External peripheral base address
248 *-----------------------------------------------------------------------
250 #undef CONFIG_IDE_LED /* no led for ide supported */
251 #undef CONFIG_IDE_RESET /* no reset for ide supported */
253 #define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000
254 #define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000
255 #define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000
257 /*-----------------------------------------------------------------------
258 * Start addresses for the final memory configuration
259 * (Set up by the startup code)
260 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
262 #define CONFIG_SYS_SDRAM_BASE 0x00000000
263 #define CONFIG_SYS_FLASH_BASE 0xFFF80000
264 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
265 #define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
266 #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
269 * For booting Linux, the board info and command line data
270 * have to be in the first 8 MB of memory, since this is
271 * the maximum mapped by the Linux kernel during initialization.
273 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
275 /*-----------------------------------------------------------------------
278 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
279 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
281 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
282 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
285 * Init Memory Controller:
287 * BR0/1 and OR0/1 (FLASH)
290 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
291 #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
294 /* Configuration Port location */
295 #define CONFIG_PORT_ADDR 0xF0000500
297 #if defined(CONFIG_CMD_KGDB)
298 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
299 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
301 #endif /* __CONFIG_H */