3 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
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
32 #define CONFIG_MPC8247 1
33 #define CONFIG_MPC8272_FAMILY 1
34 #define CONFIG_MGCOGE 1
36 #define CONFIG_CPM2 1 /* Has a CPM2 */
41 * Select serial console configuration
43 * If either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
44 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
47 #define CONFIG_CONS_ON_SMC /* Console is on SMC */
48 #undef CONFIG_CONS_ON_SCC /* It's not on SCC */
49 #undef CONFIG_CONS_NONE /* It's not on external UART */
50 #define CONFIG_CONS_INDEX 2 /* SMC2 is used for console */
53 * Select ethernet configuration
55 * If either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected,
56 * then CONFIG_ETHER_INDEX must be set to the channel number (1-4 for
59 * If CONFIG_ETHER_NONE is defined, then either the ethernet routines
60 * must be defined elsewhere (as for the console), or CONFIG_CMD_NET
63 #define CONFIG_ETHER_ON_SCC /* Ethernet is on SCC */
64 #undef CONFIG_ETHER_ON_FCC /* Ethernet is not on FCC */
65 #undef CONFIG_ETHER_NONE /* No external Ethernet */
67 #define CONFIG_ETHER_INDEX 4
68 #define CFG_SCC_TOUT_LOOP 10000000
70 # define CFG_CMXSCR_VALUE (CMXSCR_RS4CS_CLK7 | CMXSCR_TS4CS_CLK8)
72 #ifndef CONFIG_8260_CLKIN
73 #define CONFIG_8260_CLKIN 66000000 /* in Hz */
76 #define CONFIG_BAUDRATE 115200
79 * Command line configuration.
81 #include <config_cmd_default.h>
83 #define CONFIG_CMD_ECHO
84 #define CONFIG_CMD_IMMAP
85 #define CONFIG_CMD_MII
86 #define CONFIG_CMD_PING
89 * Default environment settings
91 #define CONFIG_EXTRA_ENV_SETTINGS \
93 "u-boot_addr=100000\0" \
94 "kernel_addr=200000\0" \
96 "rootpath=/opt/eldk-4.2/ppc_82xx\0" \
97 "u-boot=/tftpboot/mgcoge/u-boot.bin\0" \
98 "bootfile=/tftpboot/mgcoge/uImage\0" \
99 "fdt_file=/tftpboot/mgcoge/mgcoge.dtb\0" \
100 "load=tftp ${u-boot_addr} ${u-boot}\0" \
101 "update=prot off fe000000 fe03ffff; era fe000000 fe03ffff; " \
102 "cp.b ${u-boot_addr} fe000000 ${filesize};" \
103 "prot on fe000000 fe03ffff\0" \
104 "ramargs=setenv bootargs root=/dev/ram rw\0" \
105 "nfsargs=setenv bootargs root=/dev/nfs rw " \
106 "nfsroot=${serverip}:${rootpath}\0" \
107 "addcon=setenv bootargs ${bootargs} console=ttyCPM0,,${baudrate}\0" \
108 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
109 "addip=setenv bootargs ${bootargs} " \
110 "ip=${ipaddr}:${serverip}:${gatewayip}:" \
111 "${netmask}:${hostname}:${netdev}:off panic=1 " \
112 "console=${console}\0" \
113 "net_nfs=tftp ${kernel_addr} ${bootfile}; " \
114 "tftp ${fdt_addr} ${fdt_file}; run nfsargs addip addcon;"\
115 "bootm ${kernel_addr} - ${fdt_addr}\0" \
116 "net_self=tftp ${kernel_addr} ${bootfile}; " \
117 "tftp ${fdt_addr} ${fdt_file}; " \
118 "tftp ${ramdisk_addr} ${ramdisk_file}; " \
119 "run ramargs addip; " \
120 "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
122 #define CONFIG_BOOTCOMMAND "run net_nfs"
123 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
125 #undef CONFIG_WATCHDOG /* disable platform specific watchdog */
128 * Miscellaneous configurable options
130 #define CFG_HUSH_PARSER
131 #define CFG_PROMPT_HUSH_PS2 "> "
132 #define CFG_LONGHELP /* undef to save memory */
133 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
134 #if defined(CONFIG_CMD_KGDB)
135 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
137 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
139 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
140 #define CFG_MAXARGS 16 /* max number of command args */
141 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
143 #define CFG_MEMTEST_START 0x00100000 /* memtest works on */
144 #define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */
146 #define CFG_LOAD_ADDR 0x100000 /* default load address */
148 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
150 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
152 #define CFG_SDRAM_BASE 0x00000000
153 #define CFG_FLASH_BASE 0xFE000000
154 #define CFG_FLASH_SIZE 32
155 #define CFG_FLASH_CFI
156 #define CFG_FLASH_CFI_DRIVER
157 #define CFG_MAX_FLASH_BANKS 1 /* max num of flash banks */
158 #define CFG_MAX_FLASH_SECT 256 /* max num of sects on one chip */
160 #define CFG_MONITOR_BASE TEXT_BASE
161 #if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
165 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256KB for Monitor */
167 #define CFG_ENV_IS_IN_FLASH
169 #ifdef CFG_ENV_IS_IN_FLASH
170 #define CFG_ENV_SECT_SIZE 0x20000
171 #define CFG_ENV_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN)
172 #endif /* CFG_ENV_IS_IN_FLASH */
174 #define CFG_IMMR 0xF0000000
176 #define CFG_INIT_RAM_ADDR CFG_IMMR
177 #define CFG_INIT_RAM_END 0x2000 /* End of used area in DPRAM */
178 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
179 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
180 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
182 /* Hard reset configuration word */
183 #define CFG_HRCW_MASTER 0x0604b211
186 #define CFG_HRCW_SLAVE1 0
187 #define CFG_HRCW_SLAVE2 0
188 #define CFG_HRCW_SLAVE3 0
189 #define CFG_HRCW_SLAVE4 0
190 #define CFG_HRCW_SLAVE5 0
191 #define CFG_HRCW_SLAVE6 0
192 #define CFG_HRCW_SLAVE7 0
194 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
195 #define BOOTFLAG_WARM 0x02 /* Software reboot */
197 #define CFG_MALLOC_LEN (4096 << 10) /* Reserve 4 MB for malloc() */
198 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
200 #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPUs */
201 #if defined(CONFIG_CMD_KGDB)
202 # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
205 #define CFG_HID0_INIT 0
206 #define CFG_HID0_FINAL (HID0_ICE | HID0_IFEM | HID0_ABE)
210 #define CFG_SIUMCR 0x4020c200
211 #define CFG_SYPCR 0xFFFFFFC3
212 #define CFG_BCR 0x10000000
213 #define CFG_SCCR (SCCR_PCI_MODE | SCCR_PCI_MODCK)
215 /*-----------------------------------------------------------------------
216 * RMR - Reset Mode Register 5-5
217 *-----------------------------------------------------------------------
218 * turn on Checkstop Reset Enable
222 /*-----------------------------------------------------------------------
223 * TMCNTSC - Time Counter Status and Control 4-40
224 *-----------------------------------------------------------------------
225 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
226 * and enable Time Counter
228 #define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
230 /*-----------------------------------------------------------------------
231 * PISCR - Periodic Interrupt Status and Control 4-42
232 *-----------------------------------------------------------------------
233 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
236 #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
238 /*-----------------------------------------------------------------------
239 * RCCR - RISC Controller Configuration 13-7
240 *-----------------------------------------------------------------------
245 * Init Memory Controller:
247 * Bank Bus Machine PortSz Device
248 * ---- --- ------- ------ ------
249 * 0 60x GPCM 8 bit FLASH
250 * 1 60x SDRAM 32 bit SDRAM
255 #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\
260 #define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH_SIZE) |\
267 /* Bank 1 - 60x bus SDRAM
269 #define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
270 #define CFG_GLOBAL_SDRAM_LIMIT (256 << 20) /* less than 256 MB */
272 #define CFG_MPTPR 0x1800
274 /*-----------------------------------------------------------------------------
275 * Address for Mode Register Set (MRS) command
276 *-----------------------------------------------------------------------------
278 #define CFG_MRS_OFFS 0x00000110
279 #define CFG_PSRT 0x0e
281 #define CFG_BR1_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\
286 #define CFG_OR1_PRELIM CFG_OR1
288 /* SDRAM initialization values
291 #define CFG_OR1 ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
293 ORxS_ROWST_PBI0_A7 |\
296 #define CFG_PSDMR (PSDMR_SDAM_A14_IS_A5 |\
297 PSDMR_BSMA_A14_A16 |\
298 PSDMR_SDA10_PBI0_A9 |\
306 #define CFG_RESET_ADDRESS 0xFDFFFFFC /* "bad" address */
308 /* pass open firmware flat tree */
309 #define CONFIG_OF_LIBFDT 1
310 #define CONFIG_OF_BOARD_SETUP 1
312 #define OF_CPU "PowerPC,8247@0"
313 #define OF_SOC "soc@f0000000"
314 #define OF_TBCLK (bd->bi_busfreq / 4)
315 #define OF_STDOUT_PATH "/soc/cpm/serial@11a90"
317 #endif /* __CONFIG_H */