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wdenkbc01dd52004-01-02 16:05:07 +00001/*
2 * (C) Copyright 2003
3 * Denis Peter d.peter@mpl.ch
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
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.
12 *
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.
17 *
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,
21 */
22
23/*
24 * File: PATI.h
25 */
26
27#ifndef __CONFIG_H
28#define __CONFIG_H
29
30/*
31 * High Level Configuration Options
32 */
33
34#define CONFIG_MPC555 1 /* This is an MPC555 CPU */
35#define CONFIG_PATI 1 /* ...On a PATI board */
36/* Serial Console Configuration */
37#define CONFIG_5xx_CONS_SCI1
38#undef CONFIG_5xx_CONS_SCI2
39
40#define CONFIG_BAUDRATE 9600
41
42#define CONFIG_COMMANDS (CFG_CMD_MEMORY | CFG_CMD_LOADB | CFG_CMD_REGINFO | \
43 CFG_CMD_FLASH | CFG_CMD_LOADS | CFG_CMD_ENV | CFG_CMD_REGINFO | \
44 CFG_CMD_BDI | CFG_CMD_CONSOLE | CFG_CMD_RUN | CFG_CMD_BSP | \
45 CFG_CMD_IMI | CFG_CMD_EEPROM | CFG_CMD_IRQ | CFG_CMD_MISC \
46)
47
48/* This must be included AFTER the definition of CONFIG_COMMANDS (if any) */
49#include <cmd_confdefs.h>
50
51#if 0
52#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
53#else
54#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
55#endif
56#define CONFIG_BOOTCOMMAND "" /* autoboot command */
57
58#define CONFIG_BOOTARGS "" /* */
59
60#define CONFIG_WATCHDOG /* turn on platform specific watchdog */
61
62/*#define CONFIG_STATUS_LED 1 *//* Enable status led */
63
64#define CONFIG_LOADS_ECHO 1 /* Echo on for serial download */
65
66/*
67 * Miscellaneous configurable options
68 */
69#define CFG_CONSOLE_IS_IN_ENV /* stdin, stdout and stderr are in evironment */
70#define CONFIG_PREBOOT
71
72#define CFG_LONGHELP /* undef to save memory */
73#define CFG_PROMPT "pati=> " /* Monitor Command Prompt */
74#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
75#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
76#else
77#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
78#endif
79#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
80#define CFG_MAXARGS 16 /* max number of command args */
81#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
82
83#define CFG_MEMTEST_START 0x00010000 /* memtest works on */
84#define CFG_MEMTEST_END 0x00A00000 /* 10 MB in SRAM */
85
86#define CFG_LOAD_ADDR 0x100000 /* default load address */
87
88#define CFG_HZ 1000 /* Decrementer freq: 1 ms ticks */
89
90#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 1250000 }
91
92
93/***********************************************************************
94 * Last Stage Init
95 ***********************************************************************/
96#define CONFIG_LAST_STAGE_INIT
97
98/*
99 * Low Level Configuration Settings
100 */
101
102/*
103 * Internal Memory Mapped (This is not the IMMR content)
104 */
105#define CFG_IMMR 0x01C00000 /* Physical start adress of internal memory map */
106
107/*
108 * Definitions for initial stack pointer and data area
109 */
110#define CFG_INIT_RAM_ADDR (CFG_IMMR + 0x003f9800) /* Physical start adress of internal MPC555 writable RAM */
111#define CFG_INIT_RAM_END (CFG_IMMR + 0x003fffff) /* Physical end adress of internal MPC555 used RAM area */
112#define CFG_GBL_DATA_SIZE 128 /* Size in bytes reserved for initial global data */
113#define CFG_GBL_DATA_OFFSET ((CFG_INIT_RAM_END - CFG_INIT_RAM_ADDR) - CFG_GBL_DATA_SIZE) /* Offset from the beginning of ram */
114#define CFG_INIT_SP_ADDR (CFG_IMMR + 0x03fa000) /* Physical start adress of inital stack */
115/*
116 * Start addresses for the final memory configuration
117 * Please note that CFG_SDRAM_BASE _must_ start at 0
118 */
119#define CFG_SDRAM_BASE 0x00000000 /* Monitor won't change memory map */
120#define CFG_FLASH_BASE 0xffC00000 /* External flash */
121#define PCI_BASE 0x03000000 /* PCI Base (CS2) */
122#define PCI_CONFIG_BASE 0x04000000 /* PCI & PLD (CS3) */
123#define PLD_CONFIG_BASE 0x04001000 /* PLD (CS3) */
124
125#define CFG_MONITOR_BASE 0xFFF00000
126/* CFG_FLASH_BASE */ /* TEXT_BASE is defined in the board config.mk file. */
127 /* This adress is given to the linker with -Ttext to */
128 /* locate the text section at this adress. */
129#define CFG_MONITOR_LEN (256 << 10) /* Reserve 192 kB for Monitor */
130#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
131
132
133
134#define CFG_RESET_ADDRESS (PLD_CONFIG_BASE + 0x10) /* Adress which causes reset */
135
136/*
137 * For booting Linux, the board info and command line data
138 * have to be in the first 8 MB of memory, since this is
139 * the maximum mapped by the Linux kernel during initialization.
140 */
141#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
142
143
144/*-----------------------------------------------------------------------
145 * FLASH organization
146 *-----------------------------------------------------------------------
147 *
148 */
149
150#define CFG_MAX_FLASH_BANKS 1 /* Max number of memory banks */
151#define CFG_MAX_FLASH_SECT 128 /* Max number of sectors on one chip */
152#define CFG_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
153#define CFG_FLASH_WRITE_TOUT 600 /* Timeout for Flash Write (in ms) */
154
155
156#define CFG_ENV_IS_IN_EEPROM
157#ifdef CFG_ENV_IS_IN_EEPROM
158#define CFG_ENV_OFFSET 0
159#define CFG_ENV_SIZE 2048
160#endif
161
162#undef CFG_ENV_IS_IN_FLASH
163#ifdef CFG_ENV_IS_IN_FLASH
164#define CFG_ENV_SIZE 0x00002000 /* Set whole sector as env */
165#define CFG_ENV_OFFSET ((0 - CFG_FLASH_BASE) - CFG_ENV_SIZE) /* Environment starts at this adress */
166#endif
167
168
169#define CONFIG_SPI 1
170#define CFG_SPI_CS_USED 0x09 /* CS0 and CS3 are used */
171#define CFG_SPI_CS_BASE 0x08 /* CS3 is active low */
172#define CFG_SPI_CS_ACT 0x00 /* CS3 is active low */
173/*-----------------------------------------------------------------------
174 * SYPCR - System Protection Control
175 * SYPCR can only be written once after reset!
176 *-----------------------------------------------------------------------
177 * SW Watchdog freeze
178 */
179#undef CONFIG_WATCHDOG
180#if defined(CONFIG_WATCHDOG)
181#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
182 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
183#else
184#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
185 SYPCR_SWP)
186#endif /* CONFIG_WATCHDOG */
187
188
189
190
191/*-----------------------------------------------------------------------
192 * TBSCR - Time Base Status and Control
193 *-----------------------------------------------------------------------
194 * Clear Reference Interrupt Status, Timebase freezing enabled
195 */
196#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
197
198/*-----------------------------------------------------------------------
199 * PISCR - Periodic Interrupt Status and Control
200 *-----------------------------------------------------------------------
201 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
202 */
203#define CFG_PISCR (PISCR_PS | PISCR_PITF)
204
205/*-----------------------------------------------------------------------
206 * SCCR - System Clock and reset Control Register
207 *-----------------------------------------------------------------------
208 * Set clock output, timebase and RTC source and divider,
209 * power management and some other internal clocks
210 */
211#define SCCR_MASK SCCR_EBDF00
212#define CFG_SCCR (SCCR_TBS | SCCR_RTDIV | SCCR_RTSEL | \
213 SCCR_COM01 | SCCR_DFNL000 | SCCR_DFNH000)
214
215/*-----------------------------------------------------------------------
216 * SIUMCR - SIU Module Configuration
217 *-----------------------------------------------------------------------
218 * Data show cycle
219 */
220#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_EARB | SIUMCR_GPC01 | SIUMCR_MLRC11) /* Disable data show cycle */
221
222/*-----------------------------------------------------------------------
223 * PLPRCR - PLL, Low-Power, and Reset Control Register
224 *-----------------------------------------------------------------------
225 * Set all bits to 40 Mhz
226 *
227 */
228#define CFG_OSC_CLK ((uint)4000000) /* Oscillator clock is 4MHz */
229
230
231#define CFG_PLPRCR (PLPRCR_MF_9 | PLPRCR_DIVF_0)
232
233/*-----------------------------------------------------------------------
234 * UMCR - UIMB Module Configuration Register
235 *-----------------------------------------------------------------------
236 *
237 */
238#define CFG_UMCR (UMCR_FSPEED) /* IMB clock same as U-bus */
239
240/*-----------------------------------------------------------------------
241 * ICTRL - I-Bus Support Control Register
242 */
243#define CFG_ICTRL (ICTRL_ISCT_SER_7) /* Take out of serialized mode */
244
245/*-----------------------------------------------------------------------
246 * USIU - Memory Controller Register
247 *-----------------------------------------------------------------------
248 */
249#define CFG_BR0_PRELIM (CFG_FLASH_BASE | BR_V | BR_BI | BR_PS_16 | BR_SETA)
250#define CFG_OR0_PRELIM (0xffc00000) /* SCY is not used if external TA is set */
251/* SDRAM */
252#define CFG_BR1_PRELIM (CFG_SDRAM_BASE | BR_V | BR_BI | BR_PS_32 | BR_SETA)
253#define CFG_OR1_PRELIM (OR_ADDR_MK_FF) /* SCY is not used if external TA is set */
254/* PCI */
255#define CFG_BR2_PRELIM (PCI_BASE | BR_V | BR_PS_32 | BR_SETA)
256#define CFG_OR2_PRELIM (OR_ADDR_MK_FF)
257/* config registers: */
258#define CFG_BR3_PRELIM (PCI_CONFIG_BASE | BR_V | BR_BI | BR_PS_32 | BR_SETA)
259#define CFG_OR3_PRELIM (0xffff0000)
260
261#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* We don't realign the flash */
262
263/*-----------------------------------------------------------------------
264 * DER - Timer Decrementer
265 *-----------------------------------------------------------------------
266 * Initialise to zero
267 */
268#define CFG_DER 0x00000000
269
270
271/*
272 * Internal Definitions
273 *
274 * Boot Flags
275 */
276#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
277#define BOOTFLAG_WARM 0x02 /* Software reboot */
278
279
280#define VERSION_TAG "released"
281#define CONFIG_ISO_STRING "MEV-10084-001"
282
283#define CONFIG_IDENT_STRING "\n(c) 2003 by MPL AG Switzerland, " CONFIG_ISO_STRING " " VERSION_TAG
284
285#endif /* __CONFIG_H */