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1/*
2 * (C) Copyright 2001
3 * Stuart Hughes <stuarth@lineo.com>
4 * This file is based on similar values for other boards found in other
5 * U-Boot config files, and some that I found in the mpc8260ads manual.
6 *
7 * Note: my board is a PILOT rev.
8 * Note: the mpc8260ads doesn't come with a proper Ethernet MAC address.
9 *
10 * See file CREDITS for list of people who contributed to this
11 * project.
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License as
15 * published by the Free Software Foundation; either version 2 of
16 * the License, or (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 * MA 02111-1307 USA
27 */
28
29/*
30 * Config header file for a MPC8260ADS Pilot 16M Ram Simm, 8Mbytes Flash Simm
31 */
32
33#ifndef __CONFIG_H
34#define __CONFIG_H
35
36/*
37 * High Level Configuration Options
38 * (easy to change)
39 */
40
41#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
42#define CONFIG_MPC8260ADS 1 /* ...on motorola ads board */
43
44#define CONFIG_BOARD_PRE_INIT 1 /* Call board_pre_init */
45
46/* allow serial and ethaddr to be overwritten */
47#define CONFIG_ENV_OVERWRITE
48
49/*
50 * select serial console configuration
51 *
52 * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
53 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
54 * for SCC).
55 *
56 * if CONFIG_CONS_NONE is defined, then the serial console routines must
57 * defined elsewhere (for example, on the cogent platform, there are serial
58 * ports on the motherboard which are used for the serial console - see
59 * cogent/cma101/serial.[ch]).
60 */
61#undef CONFIG_CONS_ON_SMC /* define if console on SMC */
62#define CONFIG_CONS_ON_SCC /* define if console on SCC */
63#undef CONFIG_CONS_NONE /* define if console on something else */
64#define CONFIG_CONS_INDEX 1 /* which serial channel for console */
65
66/*
67 * select ethernet configuration
68 *
69 * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
70 * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
71 * for FCC)
72 *
73 * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
74 * defined elsewhere (as for the console), or CFG_CMD_NET must be removed
75 * from CONFIG_COMMANDS to remove support for networking.
76 */
77#undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
78#define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
79#undef CONFIG_ETHER_NONE /* define if ether on something else */
80#define CONFIG_ETHER_INDEX 2 /* which channel for ether */
81
82#if (CONFIG_ETHER_INDEX == 2)
83
84/*
85 * - Rx-CLK is CLK13
86 * - Tx-CLK is CLK14
87 * - Select bus for bd/buffers (see 28-13)
88 * - Half duplex
89 */
90# define CFG_CMXFCR_MASK (CMXFCR_FC2 | CMXFCR_RF2CS_MSK | CMXFCR_TF2CS_MSK)
91# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13 | CMXFCR_TF2CS_CLK14)
92# define CFG_CPMFCR_RAMTYPE 0
93# define CFG_FCC_PSMR 0
94
95#endif /* CONFIG_ETHER_INDEX */
96
97/* other options */
98#define CONFIG_HARD_I2C 1 /* To enable I2C support */
99#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
100#define CFG_I2C_SLAVE 0x7F
101
102
103#define CONFIG_8260_CLKIN 66666666 /* in Hz */
104#define CONFIG_BAUDRATE 115200
105
106#define CONFIG_COMMANDS (CFG_CMD_ALL & ~( \
107 CFG_CMD_BEDBUG | \
108 CFG_CMD_BSP | \
109 CFG_CMD_DATE | \
110 CFG_CMD_DOC | \
111 CFG_CMD_DTT | \
112 CFG_CMD_EEPROM | \
113 CFG_CMD_ELF | \
114 CFG_CMD_FDC | \
115 CFG_CMD_HWFLOW | \
116 CFG_CMD_IDE | \
117 CFG_CMD_JFFS2 | \
118 CFG_CMD_KGDB | \
119 CFG_CMD_MII | \
120 CFG_CMD_PCI | \
121 CFG_CMD_PCMCIA | \
122 CFG_CMD_SCSI | \
123 CFG_CMD_VFD | \
124 CFG_CMD_USB ) )
125
126/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
127#include <cmd_confdefs.h>
128
129
130#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
131#define CONFIG_BOOTCOMMAND "bootm 100000" /* autoboot command */
132#define CONFIG_BOOTARGS "root=/dev/ram rw"
133
134#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
135#undef CONFIG_KGDB_ON_SMC /* define if kgdb on SMC */
136#define CONFIG_KGDB_ON_SCC /* define if kgdb on SCC */
137#undef CONFIG_KGDB_NONE /* define if kgdb on something else */
138#define CONFIG_KGDB_INDEX 2 /* which serial channel for kgdb */
139#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port at */
140#endif
141
142#undef CONFIG_WATCHDOG /* disable platform specific watchdog */
143
144/*
145 * Miscellaneous configurable options
146 */
147#define CFG_LONGHELP /* undef to save memory */
148#define CFG_PROMPT "=> " /* Monitor Command Prompt */
149#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
150#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
151#else
152#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
153#endif
154#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
155#define CFG_MAXARGS 16 /* max number of command args */
156#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
157
158#define CFG_MEMTEST_START 0x00100000 /* memtest works on */
159#define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */
160
161#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
162 /* for versions < 2.4.5-pre5 */
163
164#define CFG_LOAD_ADDR 0x100000 /* default load address */
165
166#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
167
168#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
169
170#define CFG_FLASH_BASE 0xff800000
171#define FLASH_BASE 0xff800000
172#define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
173#define CFG_MAX_FLASH_SECT 32 /* max num of sects on one chip */
174#define CFG_FLASH_SIZE 8
175#define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
176#define CFG_FLASH_WRITE_TOUT 5 /* Timeout for Flash Write (in ms) */
177
178/* this is stuff came out of the Motorola docs */
179#define CFG_DEFAULT_IMMR 0x0F010000
180
181#define CFG_IMMR 0x04700000
182#define CFG_BCSR 0x04500000
183#define CFG_SDRAM_BASE 0x00000000
184#define CFG_LSDRAM_BASE 0x04000000
185
186#define RS232EN_1 0x02000002
187#define RS232EN_2 0x01000001
188#define FETHIEN 0x08000008
189#define FETH_RST 0x04000004
190
191#define CFG_INIT_RAM_ADDR CFG_IMMR
192#define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
193#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
194#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
195#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
196
197
198/* 0x0EA28205 */
199#define CFG_HRCW_MASTER ( ( HRCW_BPS11 | HRCW_CIP ) |\
200 ( HRCW_L2CPC10 | HRCW_DPPC10 | HRCW_ISB010 ) |\
201 ( HRCW_BMS | HRCW_APPC10 ) |\
202 ( HRCW_MODCK_H0101 ) \
203 )
204
205/* no slaves */
206#define CFG_HRCW_SLAVE1 0
207#define CFG_HRCW_SLAVE2 0
208#define CFG_HRCW_SLAVE3 0
209#define CFG_HRCW_SLAVE4 0
210#define CFG_HRCW_SLAVE5 0
211#define CFG_HRCW_SLAVE6 0
212#define CFG_HRCW_SLAVE7 0
213
214#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
215#define BOOTFLAG_WARM 0x02 /* Software reboot */
216
217#define CFG_MONITOR_BASE TEXT_BASE
218#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
219# define CFG_RAMBOOT
220#endif
221
222#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
223#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
224#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
225
226#ifndef CFG_RAMBOOT
227# define CFG_ENV_IS_IN_FLASH 1
228# define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000)
229# define CFG_ENV_SECT_SIZE 0x40000
230#else
231# define CFG_ENV_IS_IN_NVRAM 1
232# define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000)
233# define CFG_ENV_SIZE 0x200
234#endif /* CFG_RAMBOOT */
235
236
237#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
238#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
239# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
240#endif
241
242
243#define CFG_HID0_INIT 0
244#define CFG_HID0_FINAL (HID0_ICE | HID0_IFEM | HID0_ABE )
245
246#define CFG_HID2 0
247
248#define CFG_SYPCR 0xFFFFFFC3
249#define CFG_BCR 0x100C0000
250#define CFG_SIUMCR 0x0A200000
251#define CFG_SCCR 0x00000000
252#define CFG_BR0_PRELIM 0xFF801801
253#define CFG_OR0_PRELIM 0xFF800836
254#define CFG_BR1_PRELIM 0x04501801
255#define CFG_OR1_PRELIM 0xFFFF8010
256
257#define CFG_RMR 0
258#define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
259#define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
260#define CFG_RCCR 0
261#define CFG_PSDMR 0x016EB452
262#define CFG_MPTPR 0x00001900
263#define CFG_PSRT 0x00000021
264
265#define CFG_RESET_ADDRESS 0x04400000
266
267#endif /* __CONFIG_H */