3 * TsiChung Liew, Freescale Software Engineering, Tsi-Chung.Liew@freescale.
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,
28 * High Level Configuration Options
31 #define CONFIG_MPC8220 1
32 #define CONFIG_YUKON8220 1 /* ... on Yukon board */
34 /* Input clock running at 30Mhz, read Hid1 for the CPU multiplier to
35 determine the CPU speed. */
36 #define CFG_MPC8220_CLKIN 30000000/* ... running at 30MHz */
37 #define CFG_MPC8220_SYSPLL_VCO_MULTIPLIER 16 /* VCO multiplier can't be read from any register */
39 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
40 #define BOOTFLAG_WARM 0x02 /* Software reboot */
43 * Serial console configuration
46 /* Define this for PSC console
47 #define CONFIG_PSC_CONSOLE 1
50 #define CONFIG_EXTUART_CONSOLE 1
52 #ifdef CONFIG_EXTUART_CONSOLE
53 # define CONFIG_CONS_INDEX 1
54 # define CFG_NS16550_SERIAL
56 # define CFG_NS16550_REG_SIZE 1
57 # define CFG_NS16550_COM1 (CFG_CPLD_BASE + 0x1008)
58 # define CFG_NS16550_CLK 18432000
61 #define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */
63 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
65 #define CONFIG_TIMESTAMP /* Print image info with timestamp */
71 #define CONFIG_BOOTP_BOOTFILESIZE
72 #define CONFIG_BOOTP_BOOTPATH
73 #define CONFIG_BOOTP_GATEWAY
74 #define CONFIG_BOOTP_HOSTNAME
78 * Command line configuration.
80 #include <config_cmd_default.h>
82 #define CONFIG_CMD_BOOTD
83 #define CONFIG_CMD_CACHE
84 #define CONFIG_CMD_DHCP
85 #define CONFIG_CMD_DIAG
86 #define CONFIG_CMD_EEPROM
87 #define CONFIG_CMD_ELF
88 #define CONFIG_CMD_I2C
89 #define CONFIG_CMD_NET
90 #define CONFIG_CMD_NFS
91 #define CONFIG_CMD_PCI
92 #define CONFIG_CMD_PING
93 #define CONFIG_CMD_REGINFO
94 #define CONFIG_CMD_SDRAM
95 #define CONFIG_CMD_SNTP
98 #define CONFIG_NET_MULTI
104 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
105 #define CONFIG_BOOTARGS "root=/dev/ram rw"
106 #define CONFIG_ETHADDR 00:e0:0c:bc:e0:60
107 #define CONFIG_HAS_ETH1
108 #define CONFIG_ETH1ADDR 00:e0:0c:bc:e0:61
109 #define CONFIG_IPADDR 192.162.1.2
110 #define CONFIG_NETMASK 255.255.255.0
111 #define CONFIG_SERVERIP 192.162.1.1
112 #define CONFIG_GATEWAYIP 192.162.1.1
113 #define CONFIG_HOSTNAME yukon
114 #define CONFIG_OVERWRITE_ETHADDR_ONCE
120 #define CONFIG_HARD_I2C 1
121 #define CFG_I2C_MODULE 1
123 #define CFG_I2C_SPEED 100000 /* 100 kHz */
124 #define CFG_I2C_SLAVE 0x7F
127 * EEPROM configuration
129 #define CFG_I2C_EEPROM_ADDR 0x52 /* 1011000xb */
130 #define CFG_I2C_EEPROM_ADDR_LEN 1
131 #define CFG_EEPROM_PAGE_WRITE_BITS 3
132 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 70
134 #define CFG_ENV_IS_IN_EEPROM 1
135 #define CFG_ENV_OFFSET 0
136 #define CFG_ENV_SIZE 256
139 /* If CFG_AMD_BOOT is defined, the the system will boot from AMD.
140 else undefined it will boot from Intel Strata flash */
141 #define CFG_AMD_BOOT 1
144 * Flexbus Chipselect configuration
146 #if defined (CFG_AMD_BOOT)
147 #define CFG_CS0_BASE 0xfff0
148 #define CFG_CS0_MASK 0x00080000 /* 512 KB */
149 #define CFG_CS0_CTRL 0x003f0d40
151 #define CFG_CS1_BASE 0xfe00
152 #define CFG_CS1_MASK 0x01000000 /* 16 MB */
153 #define CFG_CS1_CTRL 0x003f1540
155 #define CFG_CS0_BASE 0xff00
156 #define CFG_CS0_MASK 0x01000000 /* 16 MB */
157 #define CFG_CS0_CTRL 0x003f1540
159 #define CFG_CS1_BASE 0xfe08
160 #define CFG_CS1_MASK 0x00080000 /* 512 KB */
161 #define CFG_CS1_CTRL 0x003f0d40
164 #define CFG_CS2_BASE 0xf100
165 #define CFG_CS2_MASK 0x00040000
166 #define CFG_CS2_CTRL 0x003f1140
168 #define CFG_CS3_BASE 0xf200
169 #define CFG_CS3_MASK 0x00040000
170 #define CFG_CS3_CTRL 0x003f1100
173 #define CFG_FLASH0_BASE (CFG_CS0_BASE << 16)
174 #define CFG_FLASH1_BASE (CFG_CS1_BASE << 16)
176 #if defined (CFG_AMD_BOOT)
177 #define CFG_AMD_BASE CFG_FLASH0_BASE
178 #define CFG_INTEL_BASE CFG_FLASH1_BASE + 0xf00000
179 #define CFG_FLASH_BASE CFG_AMD_BASE
181 #define CFG_INTEL_BASE CFG_FLASH0_BASE + 0xf00000
182 #define CFG_AMD_BASE CFG_FLASH1_BASE
183 #define CFG_FLASH_BASE CFG_INTEL_BASE
186 #define CFG_CPLD_BASE (CFG_CS2_BASE << 16)
187 #define CFG_FPGA_BASE (CFG_CS3_BASE << 16)
190 #define CFG_MAX_FLASH_BANKS 4 /* max num of memory banks */
191 #define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */
193 #define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
194 #define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
195 #define CFG_FLASH_LOCK_TOUT 5 /* Timeout for Flash Set Lock Bit (in ms) */
196 #define CFG_FLASH_UNLOCK_TOUT 10000 /* Timeout for Flash Clear Lock Bits (in ms) */
197 #define CFG_FLASH_PROTECTION /* "Real" (hardware) sectors protection */
199 #define PHYS_AMD_SECT_SIZE 0x00010000 /* 64 KB sectors (x2) */
200 #define PHYS_INTEL_SECT_SIZE 0x00020000 /* 128 KB sectors (x2) */
202 #define CFG_FLASH_CHECKSUM
204 * Environment settings
206 #define CFG_ENV_IS_IN_FLASH 1
207 #if defined (CFG_AMD_BOOT)
208 #define CFG_ENV_ADDR (CFG_FLASH0_BASE + CFG_CS0_MASK - PHYS_AMD_SECT_SIZE)
209 #define CFG_ENV_SIZE PHYS_AMD_SECT_SIZE
210 #define CFG_ENV_SECT_SIZE PHYS_AMD_SECT_SIZE
211 #define CFG_ENV1_ADDR (CFG_FLASH1_BASE + CFG_CS1_MASK - PHYS_INTEL_SECT_SIZE)
212 #define CFG_ENV1_SIZE PHYS_INTEL_SECT_SIZE
213 #define CFG_ENV1_SECT_SIZE PHYS_INTEL_SECT_SIZE
215 #define CFG_ENV_ADDR (CFG_FLASH0_BASE + CFG_CS0_MASK - PHYS_INTEL_SECT_SIZE)
216 #define CFG_ENV_SIZE PHYS_INTEL_SECT_SIZE
217 #define CFG_ENV_SECT_SIZE PHYS_INTEL_SECT_SIZE
218 #define CFG_ENV1_ADDR (CFG_FLASH1_BASE + CFG_CS1_MASK - PHYS_AMD_SECT_SIZE)
219 #define CFG_ENV1_SIZE PHYS_AMD_SECT_SIZE
220 #define CFG_ENV1_SECT_SIZE PHYS_AMD_SECT_SIZE
223 #define CONFIG_ENV_OVERWRITE 1
225 #if defined CFG_ENV_IS_IN_FLASH
226 #undef CFG_ENV_IS_IN_NVRAM
227 #undef CFG_ENV_IS_IN_EEPROM
228 #elif defined CFG_ENV_IS_IN_NVRAM
229 #undef CFG_ENV_IS_IN_FLASH
230 #undef CFG_ENV_IS_IN_EEPROM
231 #elif defined CFG_ENV_IS_IN_EEPROM
232 #undef CFG_ENV_IS_IN_NVRAM
233 #undef CFG_ENV_IS_IN_FLASH
236 #ifndef CFG_JFFS2_FIRST_SECTOR
237 #define CFG_JFFS2_FIRST_SECTOR 0
239 #ifndef CFG_JFFS2_FIRST_BANK
240 #define CFG_JFFS2_FIRST_BANK 0
242 #ifndef CFG_JFFS2_NUM_BANKS
243 #define CFG_JFFS2_NUM_BANKS 1
245 #define CFG_JFFS2_LAST_BANK (CFG_JFFS2_FIRST_BANK + CFG_JFFS2_NUM_BANKS - 1)
250 #define CFG_MBAR 0xF0000000
251 #define CFG_SDRAM_BASE 0x00000000
252 #define CFG_DEFAULT_MBAR 0x80000000
253 #define CFG_SRAM_BASE (CFG_MBAR + 0x20000)
254 #define CFG_SRAM_SIZE 0x8000
256 /* Use SRAM until RAM will be available */
257 #define CFG_INIT_RAM_ADDR (CFG_MBAR + 0x20000)
258 #define CFG_INIT_RAM_END 0x8000 /* End of used area in DPRAM */
260 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
261 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
262 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
264 #define CFG_MONITOR_BASE TEXT_BASE
265 #if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
266 # define CFG_RAMBOOT 1
269 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
270 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
271 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
273 /* SDRAM configuration */
274 #define CFG_SDRAM_TOTAL_BANKS 2
275 #define CFG_SDRAM_SPD_I2C_ADDR 0x51 /* 7bit */
276 #define CFG_SDRAM_SPD_SIZE 0x40
277 #define CFG_SDRAM_CAS_LATENCY 4 /* (CL=2)x2 */
279 /* SDRAM drive strength register */
280 #define CFG_SDRAM_DRIVE_STRENGTH ((DRIVE_STRENGTH_LOW << SDRAMDS_SBE_SHIFT) | \
281 (DRIVE_STRENGTH_HIGH << SDRAMDS_SBC_SHIFT) | \
282 (DRIVE_STRENGTH_LOW << SDRAMDS_SBA_SHIFT) | \
283 (DRIVE_STRENGTH_OFF << SDRAMDS_SBS_SHIFT) | \
284 (DRIVE_STRENGTH_LOW << SDRAMDS_SBD_SHIFT))
287 * Ethernet configuration
289 #define CONFIG_MPC8220_FEC 1
290 #define CONFIG_FEC_10MBIT 1 /* Workaround for FEC 100Mbit problem */
291 #define CONFIG_PHY_ADDR 0x18
295 * Miscellaneous configurable options
297 #define CFG_LONGHELP /* undef to save memory */
298 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
299 #if defined(CONFIG_CMD_KGDB)
300 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
302 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
304 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
305 #define CFG_MAXARGS 16 /* max number of command args */
306 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
308 #define CFG_MEMTEST_START 0x00100000 /* memtest works on */
309 #define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */
311 #define CFG_LOAD_ADDR 0x100000 /* default load address */
313 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
315 #define CFG_CACHELINE_SIZE 32 /* For MPC8220 CPUs */
316 #if defined(CONFIG_CMD_KGDB)
317 # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
321 * Various low-level settings
323 #define CFG_HID0_INIT HID0_ICE | HID0_ICFI
324 #define CFG_HID0_FINAL HID0_ICE
326 #endif /* __CONFIG_H */