2 * (C) Copyright 2002 Wolfgang Grandegger <wg@denx.de>
4 * This file is based on similar values for other boards found in
5 * other U-Boot config files, mainly tqm8260.h and mpc8260ads.h.
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 * Config header file for a Interphase 4539 PMC, 64 MB SDRAM, 4MB Flash.
33 #undef DEBUG /* General debug */
35 /*-----------------------------------------------------------------------
36 * High Level Configuration Options
40 #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
41 #define CONFIG_IPHASE4539 1 /* ...on a Interphase 4539 PMC */
43 #define CONFIG_CPM2 1 /* Has a CPM2 */
45 /*-----------------------------------------------------------------------
46 * select serial console configuration
48 * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
49 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
52 * if CONFIG_CONS_NONE is defined, then the serial console routines must
53 * defined elsewhere (for example, on the cogent platform, there are serial
54 * ports on the motherboard which are used for the serial console - see
55 * cogent/cma101/serial.[ch]).
57 #define CONFIG_CONS_ON_SMC /* define if console on SMC */
58 #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
59 #undef CONFIG_CONS_NONE /* define if console on something else */
60 #define CONFIG_CONS_INDEX 1 /* which serial channel for console */
62 /*-----------------------------------------------------------------------
63 * select ethernet configuration
65 * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
66 * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
69 * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
70 * defined elsewhere (as for the console), or CFG_CMD_NET must be removed
71 * from CONFIG_COMMANDS to remove support for networking.
73 #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
74 #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
75 #undef CONFIG_ETHER_NONE /* define if ether on something else */
76 #define CONFIG_ETHER_INDEX 3 /* which channel for ether */
78 #if defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 3)
80 /*-----------------------------------------------------------------------
83 * - Select bus for bd/buffers (see 28-13)
86 # define CFG_CMXFCR_MASK (CMXFCR_FC3 | CMXFCR_RF3CS_MSK | CMXFCR_TF3CS_MSK)
87 # define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK14 | CMXFCR_TF3CS_CLK16)
88 # define CFG_CPMFCR_RAMTYPE 0
89 # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
91 #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
95 #define CONFIG_8260_CLKIN 66666666 /* in Hz */
96 #define CONFIG_BAUDRATE 19200
98 #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
101 * select i2c support configuration
103 * Supported configurations are {none, software, hardware} drivers.
104 * If the software driver is chosen, there are some additional
105 * configuration items that the driver uses to drive the port pins.
107 #undef CONFIG_HARD_I2C /* I2C with hardware support */
108 #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
109 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
110 #define CFG_I2C_SLAVE 0x7F
113 * Software (bit-bang) I2C driver configuration
115 #ifdef CONFIG_SOFT_I2C
116 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
117 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
118 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
119 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
120 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
121 else iop->pdat &= ~0x00010000
122 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
123 else iop->pdat &= ~0x00020000
124 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
125 #endif /* CONFIG_SOFT_I2C */
127 #define CONFIG_COMMANDS CONFIG_CMD_DFL
129 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
130 #include <cmd_confdefs.h>
133 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
134 #define CONFIG_BOOTCOMMAND "bootm 100000" /* autoboot command */
135 #define CONFIG_BOOTARGS "root=/dev/ram rw"
137 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
138 #undef CONFIG_KGDB_ON_SMC /* define if kgdb on SMC */
139 #define CONFIG_KGDB_ON_SCC /* define if kgdb on SCC */
140 #undef CONFIG_KGDB_NONE /* define if kgdb on something else */
141 #define CONFIG_KGDB_INDEX 2 /* which serial channel for kgdb */
142 #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port at */
145 #undef CONFIG_WATCHDOG /* disable platform specific watchdog */
147 /*-----------------------------------------------------------------------
148 * Miscellaneous configurable options
150 #define CFG_LONGHELP /* undef to save memory */
151 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
152 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
153 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
155 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
157 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
158 #define CFG_MAXARGS 16 /* max number of command args */
159 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
161 #define CFG_MEMTEST_START 0x00100000 /* memtest works on */
162 #define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15 MB in DRAM */
164 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passed to Linux in MHz */
165 /* for versions < 2.4.5-pre5 */
167 #define CFG_LOAD_ADDR 0x100000 /* default load address */
169 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
171 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
173 #define CFG_RESET_ADDRESS 0x04400000
175 #define CONFIG_MISC_INIT_R 1 /* We need misc_init_r() */
177 /*-----------------------------------------------------------------------
178 * For booting Linux, the board info and command line data
179 * have to be in the first 8 MB of memory, since this is
180 * the maximum mapped by the Linux kernel during initialization.
182 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
184 /*-----------------------------------------------------------------------
185 * Start addresses for the final memory configuration (Setup by the
186 * startup code). Please note that CFG_SDRAM_BASE _must_ start at 0.
188 #define CFG_SDRAM_BASE 0x00000000
189 #define CFG_FLASH_BASE 0xFF800000
191 #define CFG_MONITOR_BASE TEXT_BASE
192 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
193 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
195 /*-----------------------------------------------------------------------
198 #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
199 #define CFG_MAX_FLASH_SECT 64 /* max num of sects on one chip */
200 #define CFG_MAX_FLASH_SIZE (CFG_MAX_FLASH_SECT * 0x10000) /* 4 MB */
202 #define CFG_FLASH_ERASE_TOUT 2400000 /* Flash Erase Timeout (in ms) */
203 #define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
205 /* Environment in FLASH, there is little space left in Serial EEPROM */
206 #define CFG_ENV_IS_IN_FLASH 1
207 #define CFG_ENV_SECT_SIZE 0x10000 /* We use one complete sector */
208 #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x10000) /* 2. sector */
211 /*-----------------------------------------------------------------------
212 * Hard Reset Configuration Words
214 * if you change bits in the HRCW, you must also change the CFG_*
215 * defines for the various registers affected by the HRCW e.g. changing
216 * HRCW_DPPCxx requires you to also change CFG_SIUMCR.
218 #define CFG_HRCW_MASTER ( ( HRCW_BPS01 | HRCW_EBM ) |\
219 ( HRCW_L2CPC10 | HRCW_ISB110 ) |\
220 ( HRCW_MMR11 | HRCW_APPC10 ) |\
221 ( HRCW_CS10PC01 | HRCW_MODCK_H0101 ) \
225 #define CFG_HRCW_SLAVE1 0
226 #define CFG_HRCW_SLAVE2 0
227 #define CFG_HRCW_SLAVE3 0
228 #define CFG_HRCW_SLAVE4 0
229 #define CFG_HRCW_SLAVE5 0
230 #define CFG_HRCW_SLAVE6 0
231 #define CFG_HRCW_SLAVE7 0
233 /*-----------------------------------------------------------------------
234 * Internal Memory Mapped Register
236 #define CFG_IMMR 0xFF000000 /* We keep original value */
238 /*-----------------------------------------------------------------------
239 * Definitions for initial stack pointer and data area (in DPRAM)
241 #define CFG_INIT_RAM_ADDR CFG_IMMR
242 #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
243 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
244 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
245 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
247 /*-----------------------------------------------------------------------
248 * Internal Definitions
252 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
253 #define BOOTFLAG_WARM 0x02 /* Software reboot */
256 /*-----------------------------------------------------------------------
257 * Cache Configuration
259 #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
260 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
261 # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
264 /*-----------------------------------------------------------------------
265 * HIDx - Hardware Implementation-dependent Registers 2-11
266 *-----------------------------------------------------------------------
267 * HID0 also contains cache control.
269 * HID1 has only read-only information - nothing to set.
271 #define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
273 #define CFG_HID0_FINAL (HID0_IFEM|HID0_ABE)
276 /*-----------------------------------------------------------------------
277 * RMR - Reset Mode Register 5-5
278 *-----------------------------------------------------------------------
279 * turn on Checkstop Reset Enable
281 #define CFG_RMR RMR_CSRE
283 /*-----------------------------------------------------------------------
284 * BCR - Bus Configuration 4-25
285 *-----------------------------------------------------------------------
287 #define CFG_BCR 0xA01C0000
289 /*-----------------------------------------------------------------------
290 * SIUMCR - SIU Module Configuration 4-31
291 *-----------------------------------------------------------------------
293 #define CFG_SIUMCR 0X4205C000
295 /*-----------------------------------------------------------------------
296 * SYPCR - System Protection Control 4-35
297 * SYPCR can only be written once after reset!
298 *-----------------------------------------------------------------------
299 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
301 #if defined (CONFIG_WATCHDOG)
302 #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
303 SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
305 #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
306 SYPCR_SWRI|SYPCR_SWP)
307 #endif /* CONFIG_WATCHDOG */
309 /*-----------------------------------------------------------------------
310 * TMCNTSC - Time Counter Status and Control 4-40
311 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
312 * and enable Time Counter
313 *-----------------------------------------------------------------------
315 #define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
317 /*-----------------------------------------------------------------------
318 * PISCR - Periodic Interrupt Status and Control 4-42
319 *-----------------------------------------------------------------------
320 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
323 #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
325 /*-----------------------------------------------------------------------
326 * SCCR - System Clock Control 9-8
327 *-----------------------------------------------------------------------
328 * Ensure DFBRG is Divide by 16
332 /*-----------------------------------------------------------------------
333 * RCCR - RISC Controller Configuration 13-7
334 *-----------------------------------------------------------------------
338 /*-----------------------------------------------------------------------
339 * Init Memory Controller:
341 * Bank Bus Machine PortSz Device
342 * ---- --- ------- ------ ------
343 * 0 60x GPCM 64 bit FLASH
344 * 1 60x SDRAM 64 bit SDRAM
347 #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) | 0x0801)
348 #define CFG_OR0_PRELIM 0xFF800882
349 #define CFG_BR1_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) | 0x0041)
350 #define CFG_OR1_PRELIM 0xF8002CD0
352 #define CFG_PSDMR 0x404A241A
353 #define CFG_MPTPR 0x00007400
354 #define CFG_PSRT 0x00000007
356 #endif /* __CONFIG_H */