3 * Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc.
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 * board/config.h - configuration options, board specific
32 #include <galileo/core.h>
35 #include "../board/evb64260/local.h"
38 * High Level Configuration Options
42 #define CONFIG_P3G4 1 /* this is a P3G4 board */
43 #define CFG_GT_6426x GT_64260 /* with a 64260 system controller */
45 #define CONFIG_BAUDRATE 115200 /* console baudrate = 115200 */
47 #undef CONFIG_ECC /* enable ECC support */
48 /* #define CONFIG_EVB64260_750CX 1 */ /* Support the EVB-64260-750CX Board */
50 /* which initialization functions to call for this board */
51 #define CONFIG_MISC_INIT_R 1
52 #define CONFIG_BOARD_EARLY_INIT_F 1
54 #define CFG_BOARD_NAME "P3G4"
56 #undef CFG_HUSH_PARSER
57 #define CFG_PROMPT_HUSH_PS2 "> "
60 * The following defines let you select what serial you want to use
61 * for your console driver.
63 * to use the MPSC, #define CONFIG_MPSC. If you have wired up another
64 * mpsc channel, change CONFIG_MPSC_PORT to the desired value.
67 #define CONFIG_MPSC_PORT 0
69 #define CONFIG_NET_MULTI /* attempt all available adapters */
71 /* define this if you want to enable GT MAC filtering */
72 #define CONFIG_GT_USE_MAC_HASH_TABLE
74 #undef CONFIG_ETHER_PORT_MII /* use RMII */
77 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
79 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
81 #define CONFIG_ZERO_BOOTDELAY_CHECK
83 #define CONFIG_PREBOOT "echo;" \
84 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
87 #undef CONFIG_BOOTARGS
89 #define CONFIG_EXTRA_ENV_SETTINGS \
92 "nfsargs=setenv bootargs root=/dev/nfs rw " \
93 "nfsroot=${serverip}:${rootpath}\0" \
94 "ramargs=setenv bootargs root=/dev/ram rw\0" \
95 "addip=setenv bootargs ${bootargs} " \
96 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
97 ":${hostname}:${netdev}:off panic=1\0" \
98 "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
99 "flash_nfs=run nfsargs addip addtty;" \
100 "bootm ${kernel_addr}\0" \
101 "flash_self=run ramargs addip addtty;" \
102 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
103 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
105 "rootpath=/opt/eldk/ppc_74xx\0" \
106 "bootfile=/tftpboot/p3g4/uImage\0" \
107 "kernel_addr=ff000000\0" \
108 "ramdisk_addr=ff010000\0" \
109 "load=tftp 100000 /tftpboot/p3g4/u-boot.bin\0" \
110 "update=protect off fff00000 fff3ffff;era fff00000 fff3ffff;" \
111 "cp.b 100000 fff00000 ${filesize};" \
112 "setenv filesize;saveenv\0" \
113 "upd=run load update\0" \
115 #define CONFIG_BOOTCOMMAND "run flash_self"
117 #define CONFIG_LOADS_ECHO 0 /* echo off for serial download */
118 #define CFG_LOADS_BAUD_CHANGE /* allow baudrate changes */
120 #undef CONFIG_WATCHDOG /* watchdog disabled */
121 #undef CONFIG_ALTIVEC /* undef to disable */
126 #define CONFIG_BOOTP_SUBNETMASK
127 #define CONFIG_BOOTP_GATEWAY
128 #define CONFIG_BOOTP_HOSTNAME
129 #define CONFIG_BOOTP_BOOTPATH
130 #define CONFIG_BOOTP_BOOTFILESIZE
133 #define CONFIG_TIMESTAMP /* Print image info with timestamp */
137 * Command line configuration.
139 #include <config_cmd_default.h>
141 #define CONFIG_CMD_ASKENV
142 #define CONFIG_CMD_DHCP
143 #define CONFIG_CMD_PCI
144 #define CONFIG_CMD_ELF
145 #define CONFIG_CMD_MII
146 #define CONFIG_CMD_PING
147 #define CONFIG_CMD_UNIVERSE
148 #define CONFIG_CMD_BSP
152 * Miscellaneous configurable options
154 #define CFG_LONGHELP /* undef to save memory */
155 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
156 #if defined(CONFIG_CMD_KGDB)
157 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
159 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
161 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
162 #define CFG_MAXARGS 16 /* max number of command args */
163 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
165 #define CFG_MEMTEST_START 0x00400000 /* memtest works on */
166 #define CFG_MEMTEST_END 0x00C00000 /* 4 ... 12 MB in DRAM */
168 #define CFG_LOAD_ADDR 0x00300000 /* default load address */
170 #define CFG_HZ 1000 /* decr freq: 1ms ticks */
171 #define CFG_BUS_HZ 133000000 /* 133 MHz */
172 #define CFG_BUS_CLK CFG_BUS_HZ
174 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
178 * Low Level Configuration Settings
179 * (address mappings, register initial values, etc.)
180 * You should know what you are doing if you make changes here.
183 /*-----------------------------------------------------------------------
184 * Definitions for initial stack pointer and data area
186 #define CFG_INIT_RAM_ADDR 0x40000000
187 #define CFG_INIT_RAM_END 0x1000
188 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for init data */
189 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
190 #define CFG_INIT_RAM_LOCK
193 /*-----------------------------------------------------------------------
194 * Start addresses for the final memory configuration
195 * (Set up by the startup code)
196 * Please note that CFG_SDRAM_BASE _must_ start at 0
198 #define CFG_SDRAM_BASE 0x00000000
199 #define CFG_FLASH_BASE 0xff000000
200 #define CFG_RESET_ADDRESS 0xfff00100
201 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
202 #define CFG_MONITOR_BASE TEXT_BASE
203 #define CFG_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc */
205 /* areas to map different things with the GT in physical space */
206 #define CFG_DRAM_BANKS 1
207 #define CFG_DFL_GT_REGS 0x14000000 /* boot time GT_REGS */
209 /* What to put in the bats. */
210 #define CFG_MISC_REGION_BASE 0xf0000000
212 /* Peripheral Device section */
213 #define CFG_GT_REGS 0xf8000000
214 #define CFG_DEV_BASE 0xff000000
216 #define CFG_DEV0_SPACE CFG_DEV_BASE
217 #define CFG_DEV1_SPACE (CFG_DEV0_SPACE + CFG_DEV0_SIZE)
218 #define CFG_DEV2_SPACE (CFG_DEV1_SPACE + CFG_DEV1_SIZE)
219 #define CFG_DEV3_SPACE (CFG_DEV2_SPACE + CFG_DEV2_SIZE)
221 #define CFG_DEV0_SIZE _8M /* Flash bank */
222 #define CFG_DEV1_SIZE 0 /* unused */
223 #define CFG_DEV2_SIZE 0 /* unused */
224 #define CFG_DEV3_SIZE 0 /* unused */
226 #define CFG_16BIT_BOOT_PAR 0xc01b5e7c
227 #define CFG_DEV0_PAR CFG_16BIT_BOOT_PAR
229 #if 0 /* Wrong?? NTL */
230 #define CFG_MPP_CONTROL_0 0x53541717 /* InitAct EOT[4] DBurst TCEn[1] */
231 /* DMAAck[1:0] GNT0[1:0] */
233 #define CFG_MPP_CONTROL_0 0x53547777 /* InitAct EOT[4] DBurst TCEn[1] */
234 /* REQ0[1:0] GNT0[1:0] */
236 #define CFG_MPP_CONTROL_1 0x44009911 /* TCEn[4] TCTcnt[4] GPP[13:12] */
237 /* DMAReq[4] DMAAck[4] WDNMI WDE */
238 #if 0 /* Wrong?? NTL */
239 #define CFG_MPP_CONTROL_2 0x40091818 /* TCTcnt[0] GPP[22:21] BClkIn */
240 /* DMAAck[1:0] GNT1[1:0] */
242 #define CFG_MPP_CONTROL_2 0x40098888 /* TCTcnt[0] */
243 /* GPP[22] (RS232IntB or PCI1Int) */
244 /* GPP[21] (RS323IntA) */
246 /* REQ1[1:0] GNT1[1:0] */
249 #if 0 /* Wrong?? NTL */
250 # define CFG_MPP_CONTROL_3 0x00090066 /* GPP[31:29] BClkOut0 */
251 /* GPP[27:26] Int[1:0] */
253 # define CFG_MPP_CONTROL_3 0x22090066 /* MREQ MGNT */
254 /* GPP[29] (PCI1Int) */
256 /* GPP[27] (PCI0Int) */
257 /* GPP[26] (RtcInt or PCI1Int) */
261 #define CFG_SERIAL_PORT_MUX 0x00001102 /* 11=MPSC1/MPSC0 02=ETH 0 and 2 RMII */
263 #if 0 /* Wrong?? - NTL */
264 # define CFG_GPP_LEVEL_CONTROL 0x000002c6
266 # define CFG_GPP_LEVEL_CONTROL 0x2c600000 /* 0010 1100 0110 0000 */
271 # define CFG_SDRAM_CONFIG 0xd8e18200 /* 0x448 */
272 /* idmas use buffer 1,1
276 normal load (see also ifdef HVL)
277 standard SDRAM (see also ifdef REG)
278 non staggered refresh */
279 /* 31:26 25 23 20 19 18 16 */
280 /* 110110 00 111 0 0 00 1 */
281 /* refresh_count=0x200
282 phisical interleaving disable
283 virtual interleaving enable */
289 #define CFG_DUART_IO CFG_DEV2_SPACE
290 #define CFG_DUART_CHAN 1 /* channel to use for console */
292 #undef CFG_INIT_CHAN1
293 #undef CFG_INIT_CHAN2
295 #define SRAM_BASE CFG_DEV0_SPACE
296 #define SRAM_SIZE 0x00100000 /* 1 MB of sram */
300 /*-----------------------------------------------------------------------
302 *-----------------------------------------------------------------------
305 #define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
306 #define PCI_HOST_FORCE 1 /* configure as pci host */
307 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
309 #define CONFIG_PCI /* include pci support */
310 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
311 #define CONFIG_PCI_PNP /* do pci plug-and-play */
313 /* PCI MEMORY MAP section */
314 #define CFG_PCI0_MEM_BASE 0x80000000
315 #define CFG_PCI0_MEM_SIZE _128M
316 #define CFG_PCI0_0_MEM_SPACE (CFG_PCI0_MEM_BASE)
318 #define CFG_PCI1_MEM_BASE 0x88000000
319 #define CFG_PCI1_MEM_SIZE _128M
320 #define CFG_PCI1_0_MEM_SPACE (CFG_PCI1_MEM_BASE)
322 /* PCI I/O MAP section */
323 #define CFG_PCI0_IO_BASE 0xfa000000
324 #define CFG_PCI0_IO_SIZE _16M
325 #define CFG_PCI0_IO_SPACE (CFG_PCI0_IO_BASE)
326 #define CFG_PCI0_IO_SPACE_PCI 0x00000000
328 #define CFG_PCI1_IO_BASE 0xfb000000
329 #define CFG_PCI1_IO_SIZE _16M
330 #define CFG_PCI1_IO_SPACE (CFG_PCI1_IO_BASE)
331 #define CFG_PCI1_IO_SPACE_PCI 0x00000000
333 /*----------------------------------------------------------------------
334 * Initial BAT mappings
338 * 1) GUARDED and WRITE_THRU not allowed in IBATS
339 * 2) CACHEINHIBIT and WRITETHROUGH not allowed together in same BAT
343 #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_RW | BATL_CACHEINHIBIT)
344 #define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
345 #define CFG_DBAT0L (CFG_SDRAM_BASE | BATL_PP_RW | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
346 #define CFG_DBAT0U CFG_IBAT0U
349 #define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_RW | BATL_MEMCOHERENCE)
350 #define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
351 #define CFG_DBAT1L CFG_IBAT1L
352 #define CFG_DBAT1U CFG_IBAT1U
354 /* PCI0, PCI1 in one BAT */
355 #define CFG_IBAT2L BATL_NO_ACCESS
356 #define CFG_IBAT2U CFG_DBAT2U
357 #define CFG_DBAT2L (CFG_PCI0_MEM_BASE | BATL_CACHEINHIBIT | BATL_PP_RW | BATL_GUARDEDSTORAGE)
358 #define CFG_DBAT2U (CFG_PCI0_MEM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
360 /* GT regs, bootrom, all the devices, PCI I/O */
361 #define CFG_IBAT3L (CFG_MISC_REGION_BASE | BATL_CACHEINHIBIT | BATL_PP_RW)
362 #define CFG_IBAT3U (CFG_MISC_REGION_BASE | BATU_VS | BATU_VP | BATU_BL_256M)
363 #define CFG_DBAT3L (CFG_MISC_REGION_BASE | BATL_CACHEINHIBIT | BATL_PP_RW | BATL_GUARDEDSTORAGE)
364 #define CFG_DBAT3U CFG_IBAT3U
366 /* I2C speed and slave address (for compatability) defaults */
367 #define CFG_I2C_SPEED 400000
368 #define CFG_I2C_SLAVE 0x7F
370 /* I2C addresses for the two DIMM SPD chips */
371 #ifndef CONFIG_EVB64260_750CX
372 #define DIMM0_I2C_ADDR 0x56
373 #define DIMM1_I2C_ADDR 0x54
374 #else /* CONFIG_EVB64260_750CX - only has 1 DIMM */
375 #define DIMM0_I2C_ADDR 0x54
376 #define DIMM1_I2C_ADDR 0x54
380 * For booting Linux, the board info and command line data
381 * have to be in the first 8 MB of memory, since this is
382 * the maximum mapped by the Linux kernel during initialization.
384 #define CFG_BOOTMAPSZ (8<<20) /* Initial Memory map for Linux */
386 /*-----------------------------------------------------------------------
389 #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
390 #define CFG_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
392 #define CFG_EXTRA_FLASH_DEVICE BOOT_DEVICE
393 #define CFG_EXTRA_FLASH_WIDTH 2 /* 16 bit */
394 #define CFG_BOOT_FLASH_WIDTH 2 /* 16 bit */
396 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
397 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
398 #define CFG_FLASH_CFI 1
400 #define CONFIG_ENV_IS_IN_FLASH 1
401 #define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
402 #define CONFIG_ENV_SECT_SIZE 0x20000
403 #define CONFIG_ENV_ADDR 0xFFFE0000
405 /*-----------------------------------------------------------------------
406 * Cache Configuration
408 #define CFG_CACHELINE_SIZE 32 /* For all MPC74xx CPUs */
409 #if defined(CONFIG_CMD_KGDB)
410 #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
413 /*-----------------------------------------------------------------------
414 * L2CR setup -- make sure this is right for your board!
415 * look in include/74xx_7xx.h for the defines used here
420 #define L2_INIT (L2CR_L2SIZ_2M | L2CR_L2CLK_3 | L2CR_L2RAM_BURST | \
421 L2CR_L2OH_5 | L2CR_L2CTL | L2CR_L2WT)
423 #define L2_ENABLE (L2_INIT | L2CR_L2E)
426 * Internal Definitions
430 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
431 #define BOOTFLAG_WARM 0x02 /* Software reboot */
433 #define CFG_BOARD_ASM_INIT 1
436 #endif /* __CONFIG_H */