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1/*
2 * (C) Copyright 2001
3 * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com
4 *
1a459660 5 * SPDX-License-Identifier: GPL-2.0+
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6 */
7
8/*
9 * board/config.h - configuration options, board specific
10 */
11
12#ifndef __CONFIG_H
13#define __CONFIG_H
14
15/*
16 * High Level Configuration Options
17 * (easy to change)
18 */
19
20#define CONFIG_405CR 1 /* This is a PPC405CR CPU */
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21#define CONFIG_4xx 1 /* ...member of PPC4xx family */
22#define CONFIG_CANBT 1 /* ...on a CANBT board */
ab255f26 23
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24#define CONFIG_SYS_TEXT_BASE 0xFFFC0000
25
c837dcb1 26#define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
ab255f26 27
c837dcb1 28#define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */
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29
30#define CONFIG_BAUDRATE 115200
31#define CONFIG_BOOTDELAY 1 /* autoboot after 1 seconds */
32
33#undef CONFIG_BOOTARGS
34#define CONFIG_BOOTCOMMAND \
35 "setenv bootargs root=/dev/ram rw console=ttyS0,115200; " \
36 "bootm ffe00000 ffe80000"
37
38#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 39#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
ab255f26 40
c837dcb1 41#undef CONFIG_PCI_PNP /* no pci plug-and-play */
ab255f26 42
c837dcb1 43#define CONFIG_PHY_ADDR 0 /* PHY address */
ab255f26 44
ab255f26 45
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46/*
47 * BOOTP options
48 */
49#define CONFIG_BOOTP_BOOTFILESIZE
50#define CONFIG_BOOTP_BOOTPATH
51#define CONFIG_BOOTP_GATEWAY
52#define CONFIG_BOOTP_HOSTNAME
53
54
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55/*
56 * Command line configuration.
57 */
58#include <config_cmd_default.h>
59
60#define CONFIG_CMD_IRQ
5728be38 61#define CONFIG_CMD_EEPROM
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62
63#undef CONFIG_CMD_NET
ee8028b7 64#undef CONFIG_CMD_NFS
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65
66#undef CONFIG_WATCHDOG /* watchdog disabled */
67
c837dcb1 68#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
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69
70/*
71 * Miscellaneous configurable options
72 */
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73#define CONFIG_SYS_LONGHELP /* undef to save memory */
74#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
49cf7e8e 75#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 76#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
ab255f26 77#else
6d0f6bcf 78#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
ab255f26 79#endif
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80#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
81#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
82#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
ab255f26 83
6d0f6bcf 84#define CONFIG_SYS_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
ab255f26 85
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86#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
87#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
ab255f26 88
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89#define CONFIG_CONS_INDEX 1 /* Use UART0 */
90#define CONFIG_SYS_NS16550
91#define CONFIG_SYS_NS16550_SERIAL
92#define CONFIG_SYS_NS16550_REG_SIZE 1
93#define CONFIG_SYS_NS16550_CLK get_serial_clock()
94
6d0f6bcf 95#define CONFIG_SYS_EXT_SERIAL_CLOCK 14745600 /* use external serial clock */
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96
97/* The following table includes the supported baudrates */
6d0f6bcf 98#define CONFIG_SYS_BAUDRATE_TABLE \
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99 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
100 57600, 115200, 230400, 460800, 921600 }
ab255f26 101
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102#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
103#define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */
ab255f26 104
6d0f6bcf 105#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
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106
107#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
108
109/*-----------------------------------------------------------------------
110 * Start addresses for the final memory configuration
111 * (Set up by the startup code)
6d0f6bcf 112 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
ab255f26 113 */
6d0f6bcf 114#define CONFIG_SYS_SDRAM_BASE 0x00000000
a00c137e 115#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_MONITOR_BASE
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116#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
117#define CONFIG_SYS_MONITOR_LEN (~(CONFIG_SYS_TEXT_BASE) + 1)
6d0f6bcf 118#define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
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119
120/*
121 * For booting Linux, the board info and command line data
122 * have to be in the first 8 MB of memory, since this is
123 * the maximum mapped by the Linux kernel during initialization.
124 */
6d0f6bcf 125#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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126/*-----------------------------------------------------------------------
127 * FLASH organization
128 */
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129#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
130#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
ab255f26 131
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132#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
133#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
ab255f26 134
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135#define CONFIG_SYS_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
136#define CONFIG_SYS_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
137#define CONFIG_SYS_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
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138/*
139 * The following defines are added for buggy IOP480 byte interface.
140 * All other boards should use the standard values (CPCI405 etc.)
141 */
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142#define CONFIG_SYS_FLASH_READ0 0x0000 /* 0 is standard */
143#define CONFIG_SYS_FLASH_READ1 0x0001 /* 1 is standard */
144#define CONFIG_SYS_FLASH_READ2 0x0002 /* 2 is standard */
ab255f26 145
6d0f6bcf 146#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
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147
148#if 0 /* Use FLASH for environment variables */
149
5a1aceb0 150#define CONFIG_ENV_IS_IN_FLASH 1
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151#define CONFIG_ENV_OFFSET 0x00010000 /* Offset of Environment Sector */
152#define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
ab255f26 153
0e8d1586 154#define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */
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155
156#else /* Use EEPROM for environment variables */
157
bb1f8b4f 158#define CONFIG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
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159#define CONFIG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */
160#define CONFIG_ENV_SIZE 0x400 /* 1024 bytes may be used for env vars */
8bde7f77 161 /* total size of a CAT24WC08 is 1024 bytes */
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162#endif
163
164/*-----------------------------------------------------------------------
165 * I2C EEPROM (CAT24WC08) for environment
166 */
c837dcb1 167#define CONFIG_HARD_I2C /* I2C with hardware support */
d0b0dcaa 168#define CONFIG_PPC4XX_I2C /* use PPC4xx driver */
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169#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
170#define CONFIG_SYS_I2C_SLAVE 0x7F
ab255f26 171
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172#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
173#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */
ab255f26 174/* mask of address bits that overflow into the "EEPROM chip address" */
6d0f6bcf 175#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07
ab255f26 176
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177/*
178 * Init Memory Controller:
179 *
180 * BR0/1 and OR0/1 (FLASH)
181 */
182
183#define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */
184#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
185
186/*-----------------------------------------------------------------------
187 * External Bus Controller (EBC) Setup
188 */
189
c837dcb1 190/* Memory Bank 0 (Flash Bank 0) initialization */
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191#define CONFIG_SYS_EBC_PB0AP 0x92015480
192#define CONFIG_SYS_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
ab255f26 193
c837dcb1 194/* Memory Bank 1 (CAN/USB) initialization */
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195#define CONFIG_SYS_EBC_PB1AP 0x010053C0 /* enable Ready, BEM=1 */
196#define CONFIG_SYS_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
ab255f26 197
c837dcb1 198/* Memory Bank 2 (Misc-IO/LEDs) initialization */
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199#define CONFIG_SYS_EBC_PB2AP 0x000004c0 /* no Ready, BEM=1 */
200#define CONFIG_SYS_EBC_PB2CR 0xF0118000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=8bit */
ab255f26 201
c837dcb1 202/* Memory Bank 3 (CAN Features) initialization */
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203#define CONFIG_SYS_EBC_PB3AP 0x80000040 /* no Ready, BEM=1 */
204#define CONFIG_SYS_EBC_PB3CR 0xF021C000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=32bit */
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205
206/*-----------------------------------------------------------------------
207 * Definitions for initial stack pointer and data area (in RAM)
208 */
6d0f6bcf 209#define CONFIG_SYS_INIT_RAM_ADDR 0x00ef0000 /* inside of SDRAM */
553f0982 210#define CONFIG_SYS_INIT_RAM_SIZE 0x0f00 /* Size of used area in RAM */
25ddd1fb 211#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
6d0f6bcf 212#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
ab255f26 213
ab255f26 214#endif /* __CONFIG_H */