3 * Martin Winistoerfer, martinwinistoerfer@gmx.ch.
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
26 * Discription: Config header file for cmi
27 * board using an MPC5xx CPU
35 * High Level Configuration Options
38 #define CONFIG_MPC555 1 /* This is an MPC555 CPU */
39 #define CONFIG_CMI 1 /* Using the customized cmi board */
41 /* Serial Console Configuration */
42 #define CONFIG_5xx_CONS_SCI1
43 #undef CONFIG_5xx_CONS_SCI2
45 #define CONFIG_BAUDRATE 57600
51 #define CONFIG_BOOTP_BOOTFILESIZE
52 #define CONFIG_BOOTP_BOOTPATH
53 #define CONFIG_BOOTP_GATEWAY
54 #define CONFIG_BOOTP_HOSTNAME
58 * Command line configuration.
60 #include <config_cmd_default.h>
62 #define CONFIG_CMD_MEMORY
63 #define CONFIG_CMD_LOADB
64 #define CONFIG_CMD_REGINFO
65 #define CONFIG_CMD_FLASH
66 #define CONFIG_CMD_LOADS
67 #define CONFIG_CMD_ASKENV
68 #define CONFIG_CMD_BDI
69 #define CONFIG_CMD_CONSOLE
70 #define CONFIG_CMD_ENV
71 #define CONFIG_CMD_RUN
72 #define CONFIG_CMD_IMI
76 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
78 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
80 #define CONFIG_BOOTCOMMAND "go 02034004" /* autoboot command */
82 #define CONFIG_BOOTARGS "" /* Assuming OS Image in 4 flash sector at offset 4004 */
84 #define CONFIG_WATCHDOG /* turn on platform specific watchdog */
86 #define CONFIG_STATUS_LED 1 /* Enable status led */
88 #define CONFIG_LOADS_ECHO 1 /* Echo on for serial download */
91 * Miscellaneous configurable options
94 #define CFG_LONGHELP /* undef to save memory */
95 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
96 #if defined(CONFIG_CMD_KGDB)
97 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
99 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
101 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
102 #define CFG_MAXARGS 16 /* max number of command args */
103 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
105 #define CFG_MEMTEST_START 0x00000000 /* memtest works on */
106 #define CFG_MEMTEST_END 0x000fa000 /* 1 MB in SRAM */
108 #define CFG_LOAD_ADDR 0x100000 /* default load address */
110 #define CFG_HZ 1000 /* Decrementer freq: 1 ms ticks */
112 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 1250000 }
116 * Low Level Configuration Settings
120 * Internal Memory Mapped (This is not the IMMR content)
122 #define CFG_IMMR 0x01000000 /* Physical start adress of internal memory map */
125 * Definitions for initial stack pointer and data area
127 #define CFG_INIT_RAM_ADDR (CFG_IMMR + 0x003f9800) /* Physical start adress of internal MPC555 writable RAM */
128 #define CFG_INIT_RAM_END (CFG_IMMR + 0x003fffff) /* Physical end adress of internal MPC555 used RAM area */
129 #define CFG_GBL_DATA_SIZE 64 /* Size in bytes reserved for initial global data */
130 #define CFG_GBL_DATA_OFFSET ((CFG_INIT_RAM_END - CFG_INIT_RAM_ADDR) - CFG_GBL_DATA_SIZE) /* Offset from the beginning of ram */
131 #define CFG_INIT_SP_ADDR 0x013fa000 /* Physical start adress of inital stack */
134 * Start addresses for the final memory configuration
135 * Please note that CFG_SDRAM_BASE _must_ start at 0
137 #define CFG_SDRAM_BASE 0x00000000 /* Monitor won't change memory map */
138 #define CFG_FLASH_BASE 0x02000000 /* External flash */
139 #define PLD_BASE 0x03000000 /* PLD */
140 #define ANYBUS_BASE 0x03010000 /* Anybus Module */
142 #define CFG_RESET_ADRESS 0x01000000 /* Adress which causes reset */
143 #define CFG_MONITOR_BASE CFG_FLASH_BASE /* TEXT_BASE is defined in the board config.mk file. */
144 /* This adress is given to the linker with -Ttext to */
145 /* locate the text section at this adress. */
146 #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
147 #define CFG_MALLOC_LEN (64 << 10) /* Reserve 128 kB for malloc() */
150 * For booting Linux, the board info and command line data
151 * have to be in the first 8 MB of memory, since this is
152 * the maximum mapped by the Linux kernel during initialization.
154 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
157 /*-----------------------------------------------------------------------
159 *-----------------------------------------------------------------------
163 #define CFG_MAX_FLASH_BANKS 1 /* Max number of memory banks */
164 #define CFG_MAX_FLASH_SECT 64 /* Max number of sectors on one chip */
165 #define CFG_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
166 #define CFG_FLASH_WRITE_TOUT 600 /* Timeout for Flash Write (in ms) */
167 #define CFG_FLASH_PROTECTION 1 /* Physically section protection on */
169 #define CFG_ENV_IS_IN_FLASH 1
171 #ifdef CFG_ENV_IS_IN_FLASH
172 #define CFG_ENV_OFFSET 0x00020000 /* Environment starts at this adress */
173 #define CFG_ENV_SIZE 0x00010000 /* Set whole sector as env */
176 /*-----------------------------------------------------------------------
177 * SYPCR - System Protection Control
178 * SYPCR can only be written once after reset!
179 *-----------------------------------------------------------------------
182 #if defined(CONFIG_WATCHDOG)
183 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
184 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
186 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
188 #endif /* CONFIG_WATCHDOG */
190 /*-----------------------------------------------------------------------
191 * TBSCR - Time Base Status and Control
192 *-----------------------------------------------------------------------
193 * Clear Reference Interrupt Status, Timebase freezing enabled
195 #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
197 /*-----------------------------------------------------------------------
198 * PISCR - Periodic Interrupt Status and Control
199 *-----------------------------------------------------------------------
200 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
202 #define CFG_PISCR (PISCR_PITF)
204 /*-----------------------------------------------------------------------
205 * SCCR - System Clock and reset Control Register
206 *-----------------------------------------------------------------------
207 * Set clock output, timebase and RTC source and divider,
208 * power management and some other internal clocks
210 #define SCCR_MASK SCCR_EBDF00
211 #define CFG_SCCR (SCCR_TBS | SCCR_RTDIV | SCCR_RTSEL | \
212 SCCR_COM00 | SCCR_DFNL000 | SCCR_DFNH000)
214 /*-----------------------------------------------------------------------
215 * SIUMCR - SIU Module Configuration
216 *-----------------------------------------------------------------------
219 #define CFG_SIUMCR (SIUMCR_DBGC00) /* Disable data show cycle */
221 /*-----------------------------------------------------------------------
222 * PLPRCR - PLL, Low-Power, and Reset Control Register
223 *-----------------------------------------------------------------------
224 * Set all bits to 40 Mhz
227 #define CFG_OSC_CLK ((uint)4000000) /* Oscillator clock is 4MHz */
228 #define CFG_PLPRCR (PLPRCR_MF_9 | PLPRCR_DIVF_0)
231 /*-----------------------------------------------------------------------
232 * UMCR - UIMB Module Configuration Register
233 *-----------------------------------------------------------------------
236 #define CFG_UMCR (UMCR_FSPEED) /* IMB clock same as U-bus */
238 /*-----------------------------------------------------------------------
239 * ICTRL - I-Bus Support Control Register
241 #define CFG_ICTRL (ICTRL_ISCT_SER_7) /* Take out of serialized mode */
243 /*-----------------------------------------------------------------------
244 * USIU - Memory Controller Register
245 *-----------------------------------------------------------------------
248 #define CFG_BR0_PRELIM (CFG_FLASH_BASE | BR_V | BR_BI | BR_PS_16)
249 #define CFG_OR0_PRELIM (OR_ADDR_MK_FF | OR_SCY_3)
250 #define CFG_BR1_PRELIM (ANYBUS_BASE)
251 #define CFG_OR1_PRELIM (OR_ADDR_MK_FFFF | OR_SCY_1 | OR_ETHR)
252 #define CFG_BR2_PRELIM (CFG_SDRAM_BASE | BR_V | BR_PS_32)
253 #define CFG_OR2_PRELIM (OR_ADDR_MK_FF)
254 #define CFG_BR3_PRELIM (PLD_BASE | BR_V | BR_BI | BR_LBDIR | BR_PS_8)
255 #define CFG_OR3_PRELIM (OR_ADDR_MK_FF | OR_TRLX | OR_BSCY | OR_SCY_8 | \
256 OR_ACS_10 | OR_ETHR | OR_CSNT)
258 #define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* We don't realign the flash */
260 /*-----------------------------------------------------------------------
261 * DER - Timer Decrementer
262 *-----------------------------------------------------------------------
265 #define CFG_DER 0x00000000
269 * Internal Definitions
273 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
274 #define BOOTFLAG_WARM 0x02 /* Software reboot */
276 #endif /* __CONFIG_H */