2 * (C) Copyright 2000-2010
3 * Murray Jensen <Murray.Jensen@cmst.csiro.au>
5 * SPDX-License-Identifier: GPL-2.0+
9 * Config header file for Cogent platform using an MPC8xx CPU module
16 * High Level Configuration Options
20 #define CONFIG_MPC860 1 /* This is an MPC860 CPU */
21 #define CONFIG_COGENT 1 /* using Cogent Modular Architecture */
23 #define CONFIG_SYS_TEXT_BASE 0xfff00000
25 #define CONFIG_MISC_INIT_F 1 /* Use misc_init_f() */
26 #define CONFIG_MISC_INIT_R /* Use misc_init_r() */
28 /* Cogent Modular Architecture options */
29 #define CONFIG_CMA286_60_OLD 1 /* ...on an old CMA286-60 CPU module */
30 #define CONFIG_CMA102 1 /* ...on a CMA102 motherboard */
31 #define CONFIG_CMA302 1 /* ...with a CMA302 flash I/O module */
33 /* serial console configuration */
34 #undef CONFIG_8xx_CONS_SMC1
35 #undef CONFIG_8xx_CONS_SMC2
36 #define CONFIG_8xx_CONS_NONE /* not on 8xx serial ports (eg on cogent m/b) */
38 #if defined(CONFIG_CMA286_60_OLD)
39 #define CONFIG_8xx_GCLK_FREQ 33333000 /* define if cant use get_gclk_freq */
42 #define CONFIG_BAUDRATE 230400
44 #define CONFIG_HARD_I2C /* I2C with hardware support */
45 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
46 #define CONFIG_SYS_I2C_SLAVE 0x7F
52 #define CONFIG_BOOTP_BOOTFILESIZE
53 #define CONFIG_BOOTP_BOOTPATH
54 #define CONFIG_BOOTP_GATEWAY
55 #define CONFIG_BOOTP_HOSTNAME
59 * Command line configuration.
61 #include <config_cmd_default.h>
63 #define CONFIG_CMD_KGDB
64 #define CONFIG_CMD_I2C
70 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
72 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
74 #define CONFIG_BOOTCOMMAND "bootm 04080000 04200000" /* autoboot command*/
76 #define CONFIG_BOOTARGS "root=/dev/ram rw"
78 #if defined(CONFIG_CMD_KGDB)
79 #undef CONFIG_KGDB_ON_SMC /* define if kgdb on SMC */
80 #undef CONFIG_KGDB_ON_SCC /* define if kgdb on SCC */
81 #define CONFIG_KGDB_NONE /* define if kgdb on something else */
82 #define CONFIG_KGDB_INDEX 2 /* which SMC/SCC channel for kgdb */
83 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
86 #define CONFIG_WATCHDOG /* turn on platform specific watchdog */
89 * Miscellaneous configurable options
91 #define CONFIG_SYS_LONGHELP /* undef to save memory */
92 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
93 #if defined(CONFIG_CMD_KGDB)
94 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
96 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
98 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
99 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
100 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
102 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* memtest works on */
103 #define CONFIG_SYS_MEMTEST_END 0x01c00000 /* 4 ... 28 MB in DRAM */
105 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
107 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
109 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
111 #define CONFIG_SYS_ALLOC_DPRAM
114 * Low Level Configuration Settings
115 * (address mappings, register initial values, etc.)
116 * You should know what you are doing if you make changes here.
119 /*-----------------------------------------------------------------------
120 * Low Level Cogent settings
121 * if CONFIG_SYS_CMA_CONS_SERIAL is defined, make sure the 8xx CPM serial is not.
122 * also, make sure CONFIG_CONS_INDEX is still defined - the index will be
123 * 1 for serialA, 2 for serialB, 3 for ser2A, 4 for ser2B
124 * (second 2 for CMA120 only)
126 #define CONFIG_SYS_CMA_MB_BASE 0x00000000 /* base of m/b address space */
128 #include <configs/cogent_common.h>
130 #define CONFIG_SYS_CMA_CONS_SERIAL /* use Cogent motherboard serial for console */
131 #define CONFIG_CONS_INDEX 1
132 #define CONFIG_SYS_CMA_LCD_HEARTBEAT /* define for sec rotator in lcd corner */
133 #define CONFIG_SHOW_ACTIVITY
134 #if (CMA_MB_CAPS & CMA_MB_CAP_FLASH)
136 * flash exists on the motherboard
137 * set these four according to TOP dipsw:
138 * TOP on => ..._FLLOW_... (boot EPROM space is high so FLASH is low )
139 * TOP off => ..._FLHIGH_... (boot EPROM space is low so FLASH is high)
141 #define CMA_MB_FLASH_EXEC_BASE CMA_MB_FLLOW_EXEC_BASE
142 #define CMA_MB_FLASH_EXEC_SIZE CMA_MB_FLLOW_EXEC_SIZE
143 #define CMA_MB_FLASH_RDWR_BASE CMA_MB_FLLOW_RDWR_BASE
144 #define CMA_MB_FLASH_RDWR_SIZE CMA_MB_FLLOW_RDWR_SIZE
146 #define CMA_MB_FLASH_BASE CMA_MB_FLASH_EXEC_BASE
147 #define CMA_MB_FLASH_SIZE CMA_MB_FLASH_EXEC_SIZE
149 /*-----------------------------------------------------------------------
150 * Internal Memory Mapped Register
152 #define CONFIG_SYS_IMMR 0xFF000000
154 /*-----------------------------------------------------------------------
155 * Definitions for initial stack pointer and data area (in DPRAM)
157 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
158 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
159 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
160 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
162 /*-----------------------------------------------------------------------
163 * Start addresses for the final memory configuration
164 * (Set up by the startup code)
165 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
167 #define CONFIG_SYS_SDRAM_BASE CMA_MB_RAM_BASE
169 #define CONFIG_SYS_FLASH_BASE CMA_MB_SLOT2_BASE /* cma302 in slot 2 */
171 #define CONFIG_SYS_FLASH_BASE CMA_MB_FLASH_BASE /* flash on m/b */
173 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
174 #define CONFIG_SYS_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
175 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
183 /*-----------------------------------------------------------------------
186 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
187 #define CONFIG_SYS_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
189 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
190 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
192 #define CONFIG_ENV_IS_IN_FLASH 1
193 #define CONFIG_ENV_ADDR CONFIG_SYS_FLASH_BASE /* Addr of Environment Sector */
195 #define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
196 #define CONFIG_ENV_SECT_SIZE (512*1024) /* see README - env sect real size */
198 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
200 /*-----------------------------------------------------------------------
201 * Cache Configuration
203 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
204 #if defined(CONFIG_CMD_KGDB)
205 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
209 /*-----------------------------------------------------------------------
210 * SYPCR - System Protection Control 11-9
211 * SYPCR can only be written once after reset!
212 *-----------------------------------------------------------------------
213 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
215 #if defined(CONFIG_WATCHDOG)
216 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
217 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
219 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
220 #endif /* CONFIG_WATCHDOG */
222 /*-----------------------------------------------------------------------
223 * SIUMCR - SIU Module Configuration 11-6
224 *-----------------------------------------------------------------------
225 * PCMCIA config., multi-function pin tri-state
227 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
229 /*-----------------------------------------------------------------------
230 * TBSCR - Time Base Status and Control 11-26
231 *-----------------------------------------------------------------------
232 * Clear Reference Interrupt Status, Timebase freezing enabled
234 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
236 /*-----------------------------------------------------------------------
237 * PISCR - Periodic Interrupt Status and Control 11-31
238 *-----------------------------------------------------------------------
239 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
241 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
243 /*-----------------------------------------------------------------------
244 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
245 *-----------------------------------------------------------------------
246 * Reset PLL lock status sticky bit, timer expired status bit and timer
247 * interrupt status bit - leave PLL multiplication factor unchanged !
249 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
251 /*-----------------------------------------------------------------------
252 * SCCR - System Clock and reset Control Register 15-27
253 *-----------------------------------------------------------------------
254 * Set clock output, timebase and RTC source and divider,
255 * power management and some other internal clocks
257 #define SCCR_MASK SCCR_EBDF11
258 #define CONFIG_SYS_SCCR (SCCR_TBS | SCCR_RTDIV | SCCR_RTSEL | \
259 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
260 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
263 /*-----------------------------------------------------------------------
265 *-----------------------------------------------------------------------
268 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
269 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
270 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
271 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
272 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
273 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
274 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
275 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
277 /*-----------------------------------------------------------------------
279 *-----------------------------------------------------------------------
282 /*#define CONFIG_SYS_DER 0x2002000F*/
283 #define CONFIG_SYS_DER 0
285 #if defined(CONFIG_CMA286_60_OLD)
288 * Init Memory Controller:
290 * NOTE: although the names (CONFIG_SYS_xRn_PRELIM) suggest preliminary settings,
291 * they are actually the final settings for this cpu/board, because the
292 * flash and RAM are on the motherboard, accessed via the CMAbus, and the
293 * mappings are pretty much fixed.
295 * (the *_SIZE vars must be a power of 2)
298 #define CONFIG_SYS_CMA_CS0_BASE CONFIG_SYS_TEXT_BASE /* EPROM */
299 #define CONFIG_SYS_CMA_CS0_SIZE (1 << 20)
300 #define CONFIG_SYS_CMA_CS1_BASE CMA_MB_RAM_BASE /* RAM + I/O SLOT 1 */
301 #define CONFIG_SYS_CMA_CS1_SIZE (64 << 20)
302 #define CONFIG_SYS_CMA_CS2_BASE CMA_MB_SLOT2_BASE /* I/O SLOTS 2 + 3 */
303 #define CONFIG_SYS_CMA_CS2_SIZE (64 << 20)
304 #define CONFIG_SYS_CMA_CS3_BASE CMA_MB_ROMLOW_BASE /* M/B I/O */
305 #define CONFIG_SYS_CMA_CS3_SIZE (32 << 20)
308 * CS0 maps the EPROM on the cpu module
309 * Set it for 4 wait states, address CONFIG_SYS_MONITOR_BASE and size 1M
311 * Note: We must have already transferred control to the final location
312 * of the EPROM before these are used, because when BR0/OR0 are set, the
313 * mirror of the eprom at any other addresses will disappear.
316 /* base address = CONFIG_SYS_CMA_CS0_BASE, 16-bit, no parity, r/o, gpcm */
317 #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_CMA_CS0_BASE&BR_BA_MSK)|BR_PS_16|BR_WP|BR_V)
318 /* mask size CONFIG_SYS_CMA_CS0_SIZE, CS time normal, burst inhibit, 4-wait states */
319 #define CONFIG_SYS_OR0_PRELIM ((~(CONFIG_SYS_CMA_CS0_SIZE-1)&OR_AM_MSK)|OR_BI|OR_SCY_4_CLK)
322 * CS1 maps motherboard DRAM and motherboard I/O slot 1
323 * (each 32Mbyte in size)
326 /* base address = CONFIG_SYS_CMA_CS1_BASE, 32-bit, no parity, r/w, gpcm */
327 #define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_CMA_CS1_BASE&BR_BA_MSK)|BR_V)
328 /* mask size CONFIG_SYS_CMA_CS1_SIZE, CS time normal, burst ok, ext xfer ack */
329 #define CONFIG_SYS_OR1_PRELIM ((~(CONFIG_SYS_CMA_CS1_SIZE-1)&OR_AM_MSK)|OR_SETA)
332 * CS2 maps motherboard I/O slots 2 and 3
333 * (each 32Mbyte in size)
336 /* base address = CONFIG_SYS_CMA_CS2_BASE, 32-bit, no parity, r/w, gpcm */
337 #define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_CMA_CS2_BASE&BR_BA_MSK)|BR_V)
338 /* mask size CONFIG_SYS_CMA_CS2_SIZE, CS time normal, burst ok, ext xfer ack */
339 #define CONFIG_SYS_OR2_PRELIM ((~(CONFIG_SYS_CMA_CS2_SIZE-1)&OR_AM_MSK)|OR_SETA)
342 * CS3 maps motherboard I/O
346 /* base address = CONFIG_SYS_CMA_CS3_BASE, 32-bit, no parity, r/w, gpcm */
347 #define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_CMA_CS3_BASE&BR_BA_MSK)|BR_V)
348 /* mask size CONFIG_SYS_CMA_CS3_SIZE, CS time normal, burst inhibit, ext xfer ack */
349 #define CONFIG_SYS_OR3_PRELIM ((~(CONFIG_SYS_CMA_CS3_SIZE-1)&OR_AM_MSK)|OR_BI|OR_SETA)
352 #endif /* __CONFIG_H */