3 * Murray Jensen <Murray.Jensen@cmst.csiro.au>
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 * Config header file for Cogent platform using an MPC8xx CPU module
32 * High Level Configuration Options
36 #define CONFIG_MPC860 1 /* This is an MPC860 CPU */
37 #define CONFIG_COGENT 1 /* using Cogent Modular Architecture */
39 #define CONFIG_MISC_INIT_F 1 /* Use misc_init_f() */
40 #define CONFIG_MISC_INIT_R /* Use misc_init_r() */
42 /* Cogent Modular Architecture options */
43 #define CONFIG_CMA286_60_OLD 1 /* ...on an old CMA286-60 CPU module */
44 #define CONFIG_CMA102 1 /* ...on a CMA102 motherboard */
45 #define CONFIG_CMA302 1 /* ...with a CMA302 flash I/O module */
47 /* serial console configuration */
48 #undef CONFIG_8xx_CONS_SMC1
49 #undef CONFIG_8xx_CONS_SMC2
50 #define CONFIG_8xx_CONS_NONE /* not on 8xx serial ports (eg on cogent m/b) */
52 #if defined(CONFIG_CMA286_60_OLD)
53 #define CONFIG_8xx_GCLK_FREQ 33333000 /* define if cant use get_gclk_freq */
56 #define CONFIG_BAUDRATE 230400
58 #define CONFIG_HARD_I2C /* I2C with hardware support */
59 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
60 #define CONFIG_SYS_I2C_SLAVE 0x7F
66 #define CONFIG_BOOTP_BOOTFILESIZE
67 #define CONFIG_BOOTP_BOOTPATH
68 #define CONFIG_BOOTP_GATEWAY
69 #define CONFIG_BOOTP_HOSTNAME
73 * Command line configuration.
75 #include <config_cmd_default.h>
77 #define CONFIG_CMD_KGDB
78 #define CONFIG_CMD_I2C
84 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
86 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
88 #define CONFIG_BOOTCOMMAND "bootm 04080000 04200000" /* autoboot command*/
90 #define CONFIG_BOOTARGS "root=/dev/ram rw"
92 #if defined(CONFIG_CMD_KGDB)
93 #undef CONFIG_KGDB_ON_SMC /* define if kgdb on SMC */
94 #undef CONFIG_KGDB_ON_SCC /* define if kgdb on SCC */
95 #define CONFIG_KGDB_NONE /* define if kgdb on something else */
96 #define CONFIG_KGDB_INDEX 2 /* which SMC/SCC channel for kgdb */
97 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
100 #define CONFIG_WATCHDOG /* turn on platform specific watchdog */
103 * Miscellaneous configurable options
105 #define CONFIG_SYS_LONGHELP /* undef to save memory */
106 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
107 #if defined(CONFIG_CMD_KGDB)
108 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
110 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
112 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
113 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
114 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
116 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* memtest works on */
117 #define CONFIG_SYS_MEMTEST_END 0x01c00000 /* 4 ... 28 MB in DRAM */
119 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
121 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
123 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
125 #define CONFIG_SYS_ALLOC_DPRAM
128 * Low Level Configuration Settings
129 * (address mappings, register initial values, etc.)
130 * You should know what you are doing if you make changes here.
133 /*-----------------------------------------------------------------------
134 * Low Level Cogent settings
135 * if CONFIG_SYS_CMA_CONS_SERIAL is defined, make sure the 8xx CPM serial is not.
136 * also, make sure CONFIG_CONS_INDEX is still defined - the index will be
137 * 1 for serialA, 2 for serialB, 3 for ser2A, 4 for ser2B
138 * (second 2 for CMA120 only)
140 #define CONFIG_SYS_CMA_MB_BASE 0x00000000 /* base of m/b address space */
142 #include <configs/cogent_common.h>
144 #define CONFIG_SYS_CMA_CONS_SERIAL /* use Cogent motherboard serial for console */
145 #define CONFIG_CONS_INDEX 1
146 #define CONFIG_SYS_CMA_LCD_HEARTBEAT /* define for sec rotator in lcd corner */
147 #define CONFIG_SHOW_ACTIVITY
148 #if (CMA_MB_CAPS & CMA_MB_CAP_FLASH)
150 * flash exists on the motherboard
151 * set these four according to TOP dipsw:
152 * TOP on => ..._FLLOW_... (boot EPROM space is high so FLASH is low )
153 * TOP off => ..._FLHIGH_... (boot EPROM space is low so FLASH is high)
155 #define CMA_MB_FLASH_EXEC_BASE CMA_MB_FLLOW_EXEC_BASE
156 #define CMA_MB_FLASH_EXEC_SIZE CMA_MB_FLLOW_EXEC_SIZE
157 #define CMA_MB_FLASH_RDWR_BASE CMA_MB_FLLOW_RDWR_BASE
158 #define CMA_MB_FLASH_RDWR_SIZE CMA_MB_FLLOW_RDWR_SIZE
160 #define CMA_MB_FLASH_BASE CMA_MB_FLASH_EXEC_BASE
161 #define CMA_MB_FLASH_SIZE CMA_MB_FLASH_EXEC_SIZE
163 /*-----------------------------------------------------------------------
164 * Internal Memory Mapped Register
166 #define CONFIG_SYS_IMMR 0xFF000000
168 /*-----------------------------------------------------------------------
169 * Definitions for initial stack pointer and data area (in DPRAM)
171 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
172 #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
173 #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
174 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
175 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
177 /*-----------------------------------------------------------------------
178 * Start addresses for the final memory configuration
179 * (Set up by the startup code)
180 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
182 #define CONFIG_SYS_SDRAM_BASE CMA_MB_RAM_BASE
184 #define CONFIG_SYS_FLASH_BASE CMA_MB_SLOT2_BASE /* cma302 in slot 2 */
186 #define CONFIG_SYS_FLASH_BASE CMA_MB_FLASH_BASE /* flash on m/b */
188 #define CONFIG_SYS_MONITOR_BASE TEXT_BASE
189 #define CONFIG_SYS_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
190 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
193 * For booting Linux, the board info and command line data
194 * have to be in the first 8 MB of memory, since this is
195 * the maximum mapped by the Linux kernel during initialization.
197 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
198 /*-----------------------------------------------------------------------
201 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
202 #define CONFIG_SYS_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
204 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
205 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
207 #define CONFIG_ENV_IS_IN_FLASH 1
208 #define CONFIG_ENV_ADDR CONFIG_SYS_FLASH_BASE /* Addr of Environment Sector */
210 #define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
211 #define CONFIG_ENV_SECT_SIZE (512*1024) /* see README - env sect real size */
213 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
215 /*-----------------------------------------------------------------------
216 * Cache Configuration
218 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
219 #if defined(CONFIG_CMD_KGDB)
220 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
224 /*-----------------------------------------------------------------------
225 * SYPCR - System Protection Control 11-9
226 * SYPCR can only be written once after reset!
227 *-----------------------------------------------------------------------
228 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
230 #if defined(CONFIG_WATCHDOG)
231 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
232 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
234 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
235 #endif /* CONFIG_WATCHDOG */
237 /*-----------------------------------------------------------------------
238 * SIUMCR - SIU Module Configuration 11-6
239 *-----------------------------------------------------------------------
240 * PCMCIA config., multi-function pin tri-state
242 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
244 /*-----------------------------------------------------------------------
245 * TBSCR - Time Base Status and Control 11-26
246 *-----------------------------------------------------------------------
247 * Clear Reference Interrupt Status, Timebase freezing enabled
249 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
251 /*-----------------------------------------------------------------------
252 * PISCR - Periodic Interrupt Status and Control 11-31
253 *-----------------------------------------------------------------------
254 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
256 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
258 /*-----------------------------------------------------------------------
259 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
260 *-----------------------------------------------------------------------
261 * Reset PLL lock status sticky bit, timer expired status bit and timer
262 * interrupt status bit - leave PLL multiplication factor unchanged !
264 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
266 /*-----------------------------------------------------------------------
267 * SCCR - System Clock and reset Control Register 15-27
268 *-----------------------------------------------------------------------
269 * Set clock output, timebase and RTC source and divider,
270 * power management and some other internal clocks
272 #define SCCR_MASK SCCR_EBDF11
273 #define CONFIG_SYS_SCCR (SCCR_TBS | SCCR_RTDIV | SCCR_RTSEL | \
274 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
275 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
278 /*-----------------------------------------------------------------------
280 *-----------------------------------------------------------------------
283 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
284 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
285 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
286 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
287 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
288 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
289 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
290 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
292 /*-----------------------------------------------------------------------
294 *-----------------------------------------------------------------------
297 /*#define CONFIG_SYS_DER 0x2002000F*/
298 #define CONFIG_SYS_DER 0
300 #if defined(CONFIG_CMA286_60_OLD)
303 * Init Memory Controller:
305 * NOTE: although the names (CONFIG_SYS_xRn_PRELIM) suggest preliminary settings,
306 * they are actually the final settings for this cpu/board, because the
307 * flash and RAM are on the motherboard, accessed via the CMAbus, and the
308 * mappings are pretty much fixed.
310 * (the *_SIZE vars must be a power of 2)
313 #define CONFIG_SYS_CMA_CS0_BASE TEXT_BASE /* EPROM */
314 #define CONFIG_SYS_CMA_CS0_SIZE (1 << 20)
315 #define CONFIG_SYS_CMA_CS1_BASE CMA_MB_RAM_BASE /* RAM + I/O SLOT 1 */
316 #define CONFIG_SYS_CMA_CS1_SIZE (64 << 20)
317 #define CONFIG_SYS_CMA_CS2_BASE CMA_MB_SLOT2_BASE /* I/O SLOTS 2 + 3 */
318 #define CONFIG_SYS_CMA_CS2_SIZE (64 << 20)
319 #define CONFIG_SYS_CMA_CS3_BASE CMA_MB_ROMLOW_BASE /* M/B I/O */
320 #define CONFIG_SYS_CMA_CS3_SIZE (32 << 20)
323 * CS0 maps the EPROM on the cpu module
324 * Set it for 4 wait states, address CONFIG_SYS_MONITOR_BASE and size 1M
326 * Note: We must have already transferred control to the final location
327 * of the EPROM before these are used, because when BR0/OR0 are set, the
328 * mirror of the eprom at any other addresses will disappear.
331 /* base address = CONFIG_SYS_CMA_CS0_BASE, 16-bit, no parity, r/o, gpcm */
332 #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_CMA_CS0_BASE&BR_BA_MSK)|BR_PS_16|BR_WP|BR_V)
333 /* mask size CONFIG_SYS_CMA_CS0_SIZE, CS time normal, burst inhibit, 4-wait states */
334 #define CONFIG_SYS_OR0_PRELIM ((~(CONFIG_SYS_CMA_CS0_SIZE-1)&OR_AM_MSK)|OR_BI|OR_SCY_4_CLK)
337 * CS1 maps motherboard DRAM and motherboard I/O slot 1
338 * (each 32Mbyte in size)
341 /* base address = CONFIG_SYS_CMA_CS1_BASE, 32-bit, no parity, r/w, gpcm */
342 #define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_CMA_CS1_BASE&BR_BA_MSK)|BR_V)
343 /* mask size CONFIG_SYS_CMA_CS1_SIZE, CS time normal, burst ok, ext xfer ack */
344 #define CONFIG_SYS_OR1_PRELIM ((~(CONFIG_SYS_CMA_CS1_SIZE-1)&OR_AM_MSK)|OR_SETA)
347 * CS2 maps motherboard I/O slots 2 and 3
348 * (each 32Mbyte in size)
351 /* base address = CONFIG_SYS_CMA_CS2_BASE, 32-bit, no parity, r/w, gpcm */
352 #define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_CMA_CS2_BASE&BR_BA_MSK)|BR_V)
353 /* mask size CONFIG_SYS_CMA_CS2_SIZE, CS time normal, burst ok, ext xfer ack */
354 #define CONFIG_SYS_OR2_PRELIM ((~(CONFIG_SYS_CMA_CS2_SIZE-1)&OR_AM_MSK)|OR_SETA)
357 * CS3 maps motherboard I/O
361 /* base address = CONFIG_SYS_CMA_CS3_BASE, 32-bit, no parity, r/w, gpcm */
362 #define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_CMA_CS3_BASE&BR_BA_MSK)|BR_V)
363 /* mask size CONFIG_SYS_CMA_CS3_SIZE, CS time normal, burst inhibit, ext xfer ack */
364 #define CONFIG_SYS_OR3_PRELIM ((~(CONFIG_SYS_CMA_CS3_SIZE-1)&OR_AM_MSK)|OR_BI|OR_SETA)
369 * Internal Definitions
373 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
374 #define BOOTFLAG_WARM 0x02 /* Software reboot */
376 #endif /* __CONFIG_H */