2 * (C) Copyright 2001-2005
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
8 /* ------------------------------------------------------------------------- */
11 * board/config.h - configuration options, board specific
18 * High Level Configuration Options
22 #define CONFIG_MPC824X 1
23 #define CONFIG_MPC8240 1
24 #define CONFIG_SANDPOINT 1
26 #define CONFIG_SYS_TEXT_BASE 0xFFF00000
27 #define CONFIG_SYS_LDSCRIPT "board/sandpoint/u-boot.lds"
35 #define CONFIG_CONS_INDEX 1
36 #define CONFIG_BAUDRATE 9600
38 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
40 #define CONFIG_TIMESTAMP /* Print image info with timestamp */
42 #define CONFIG_PREBOOT "echo;" \
43 "echo Type \"run net_nfs\" to mount root filesystem over NFS;" \
46 #undef CONFIG_BOOTARGS
48 #define CONFIG_EXTRA_ENV_SETTINGS \
50 "nfsargs=setenv bootargs root=/dev/nfs rw " \
51 "nfsroot=${serverip}:${rootpath}\0" \
52 "ramargs=setenv bootargs root=/dev/ram rw\0" \
53 "addip=setenv bootargs ${bootargs} " \
54 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
55 ":${hostname}:${netdev}:off panic=1\0" \
56 "net_self=tftp ${kernel_addr} ${bootfile};" \
57 "tftp ${ramdisk_addr} ${ramdisk};" \
58 "run ramargs addip;" \
59 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
60 "net_nfs=tftp ${kernel_addr} ${bootfile};" \
61 "run nfsargs addip;bootm\0" \
62 "rootpath=/opt/eldk/ppc_82xx\0" \
63 "bootfile=/tftpboot/SP8240/uImage\0" \
64 "ramdisk=/tftpboot/SP8240/uRamdisk\0" \
65 "kernel_addr=200000\0" \
66 "ramdisk_addr=400000\0" \
68 #define CONFIG_BOOTCOMMAND "run flash_self"
74 #define CONFIG_BOOTP_BOOTFILESIZE
75 #define CONFIG_BOOTP_BOOTPATH
76 #define CONFIG_BOOTP_GATEWAY
77 #define CONFIG_BOOTP_HOSTNAME
81 * Command line configuration.
83 #include <config_cmd_default.h>
85 #define CONFIG_CMD_DHCP
86 #define CONFIG_CMD_ELF
87 #define CONFIG_CMD_I2C
88 #define CONFIG_CMD_SDRAM
89 #define CONFIG_CMD_EEPROM
90 #define CONFIG_CMD_NFS
91 #define CONFIG_CMD_PCI
92 #define CONFIG_CMD_SNTP
95 #define CONFIG_DRAM_SPEED 100 /* MHz */
98 * Miscellaneous configurable options
100 #define CONFIG_SYS_LONGHELP 1 /* undef to save memory */
101 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
102 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
103 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
104 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
105 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
107 /*-----------------------------------------------------------------------
109 *-----------------------------------------------------------------------
111 #define CONFIG_PCI /* include pci support */
112 #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */
113 #undef CONFIG_PCI_PNP
116 #define CONFIG_EEPRO100
117 #define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
119 #define PCI_ENET0_IOADDR 0x80000000
120 #define PCI_ENET0_MEMADDR 0x80000000
121 #define PCI_ENET1_IOADDR 0x81000000
122 #define PCI_ENET1_MEMADDR 0x81000000
125 /*-----------------------------------------------------------------------
126 * Start addresses for the final memory configuration
127 * (Set up by the startup code)
128 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
130 #define CONFIG_SYS_SDRAM_BASE 0x00000000
131 #define CONFIG_SYS_MAX_RAM_SIZE 0x10000000
133 #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
135 #if defined (USE_DINK32)
136 #define CONFIG_SYS_MONITOR_LEN 0x00030000
137 #define CONFIG_SYS_MONITOR_BASE 0x00090000
138 #define CONFIG_SYS_RAMBOOT 1
139 #define CONFIG_SYS_INIT_RAM_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
140 #define CONFIG_SYS_INIT_RAM_SIZE 0x10000
141 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
142 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
144 #undef CONFIG_SYS_RAMBOOT
145 #define CONFIG_SYS_MONITOR_LEN 0x00030000
146 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
149 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
150 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000
151 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
155 #define CONFIG_SYS_FLASH_BASE 0xFFF00000
157 #define CONFIG_SYS_FLASH_SIZE (512 * 1024) /* sandpoint has tiny eeprom */
159 #define CONFIG_SYS_FLASH_SIZE (1024 * 1024) /* Unity has onboard 1MByte flash */
161 #define CONFIG_ENV_IS_IN_FLASH 1
162 #define CONFIG_ENV_OFFSET 0x00004000 /* Offset of Environment Sector */
163 #define CONFIG_ENV_SIZE 0x00002000 /* Total Size of Environment Sector */
165 #define CONFIG_SYS_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */
167 #define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */
168 #define CONFIG_SYS_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */
170 #define CONFIG_SYS_EUMB_ADDR 0xFC000000
172 #define CONFIG_SYS_ISA_MEM 0xFD000000
173 #define CONFIG_SYS_ISA_IO 0xFE000000
175 #define CONFIG_SYS_FLASH_RANGE_BASE 0xFF000000 /* flash memory address range */
176 #define CONFIG_SYS_FLASH_RANGE_SIZE 0x01000000
177 #define FLASH_BASE0_PRELIM 0xFFF00000 /* sandpoint flash */
178 #define FLASH_BASE1_PRELIM 0xFF000000 /* PMC onboard flash */
181 * select i2c support configuration
183 * Supported configurations are {none, software, hardware} drivers.
184 * If the software driver is chosen, there are some additional
185 * configuration items that the driver uses to drive the port pins.
187 #define CONFIG_HARD_I2C 1 /* To enable I2C support */
188 #undef CONFIG_SYS_I2C_SOFT
189 #define CONFIG_SYS_I2C_SLAVE 0x7F
190 #define CONFIG_SYS_I2C_SPEED 400000
192 #ifdef CONFIG_SYS_I2C_SOFT
193 #error "Soft I2C is not configured properly. Please review!"
194 #define CONFIG_SYS_I2C
195 #define CONFIG_SYS_I2C_SOFT_SPEED 50000
196 #define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE
197 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
198 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
199 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
200 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
201 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
202 else iop->pdat &= ~0x00010000
203 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
204 else iop->pdat &= ~0x00020000
205 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
206 #endif /* CONFIG_SYS_I2C_SOFT */
209 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x57 /* EEPROM IS24C02 */
210 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
211 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* write page size */
212 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */
215 #define CONFIG_SYS_FLASH_BANKS { FLASH_BASE0_PRELIM , FLASH_BASE1_PRELIM }
217 /*-----------------------------------------------------------------------
218 * Definitions for initial stack pointer and data area (in DPRAM)
222 /* #define CONFIG_WINBOND_83C553 1 / *has a winbond bridge */
223 #define CONFIG_SYS_USE_WINBOND_IDE 0 /*use winbond 83c553 internal IDE ctrlr */
224 #define CONFIG_SYS_WINBOND_ISA_CFG_ADDR 0x80005800 /*pci-isa bridge config addr */
225 #define CONFIG_SYS_WINBOND_IDE_CFG_ADDR 0x80005900 /*ide config addr */
227 #define CONFIG_SYS_IDE_MAXBUS 2 /* max. 2 IDE busses */
228 #define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
231 * NS87308 Configuration
233 #define CONFIG_NS87308 /* Nat Semi super-io controller on ISA bus */
235 #define CONFIG_SYS_NS87308_BADDR_10 1
237 #define CONFIG_SYS_NS87308_DEVS ( CONFIG_SYS_NS87308_UART1 | \
238 CONFIG_SYS_NS87308_UART2 | \
239 CONFIG_SYS_NS87308_POWRMAN | \
240 CONFIG_SYS_NS87308_RTC_APC )
242 #undef CONFIG_SYS_NS87308_PS2MOD
244 #define CONFIG_SYS_NS87308_CS0_BASE 0x0076
245 #define CONFIG_SYS_NS87308_CS0_CONF 0x30
246 #define CONFIG_SYS_NS87308_CS1_BASE 0x0075
247 #define CONFIG_SYS_NS87308_CS1_CONF 0x30
248 #define CONFIG_SYS_NS87308_CS2_BASE 0x0074
249 #define CONFIG_SYS_NS87308_CS2_CONF 0x30
252 * NS16550 Configuration
254 #define CONFIG_SYS_NS16550
255 #define CONFIG_SYS_NS16550_SERIAL
257 #define CONFIG_SYS_NS16550_REG_SIZE 1
259 #define CONFIG_SYS_NS16550_CLK 1843200
261 #define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART1_BASE)
262 #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART2_BASE)
265 * Low Level Configuration Settings
266 * (address mappings, register initial values, etc.)
267 * You should know what you are doing if you make changes here.
270 #define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */
271 #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 1
273 #define CONFIG_SYS_ROMNAL 7 /*rom/flash next access time */
274 #define CONFIG_SYS_ROMFAL 11 /*rom/flash access time */
276 #define CONFIG_SYS_REFINT 430 /* no of clock cycles between CBR refresh cycles */
278 /* the following are for SDRAM only*/
279 #define CONFIG_SYS_BSTOPRE 121 /* Burst To Precharge, sets open page interval */
280 #define CONFIG_SYS_REFREC 8 /* Refresh to activate interval */
281 #define CONFIG_SYS_RDLAT 4 /* data latency from read command */
282 #define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval */
283 #define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval */
284 #define CONFIG_SYS_ACTORW 3 /* Activate to R/W */
285 #define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
286 #define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
287 #define CONFIG_SYS_SDMODE_BURSTLEN 2 /* SDMODE Burst length 2=4, 3=8 */
289 #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
291 /* memory bank settings*/
293 * only bits 20-29 are actually used from these vales to set the
294 * start/end address the upper two bits will be 0, and the lower 20
295 * bits will be set to 0x00000 for a start address, or 0xfffff for an
298 #define CONFIG_SYS_BANK0_START 0x00000000
299 #define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1)
300 #define CONFIG_SYS_BANK0_ENABLE 1
301 #define CONFIG_SYS_BANK1_START 0x3ff00000
302 #define CONFIG_SYS_BANK1_END 0x3fffffff
303 #define CONFIG_SYS_BANK1_ENABLE 0
304 #define CONFIG_SYS_BANK2_START 0x3ff00000
305 #define CONFIG_SYS_BANK2_END 0x3fffffff
306 #define CONFIG_SYS_BANK2_ENABLE 0
307 #define CONFIG_SYS_BANK3_START 0x3ff00000
308 #define CONFIG_SYS_BANK3_END 0x3fffffff
309 #define CONFIG_SYS_BANK3_ENABLE 0
310 #define CONFIG_SYS_BANK4_START 0x00000000
311 #define CONFIG_SYS_BANK4_END 0x00000000
312 #define CONFIG_SYS_BANK4_ENABLE 0
313 #define CONFIG_SYS_BANK5_START 0x00000000
314 #define CONFIG_SYS_BANK5_END 0x00000000
315 #define CONFIG_SYS_BANK5_ENABLE 0
316 #define CONFIG_SYS_BANK6_START 0x00000000
317 #define CONFIG_SYS_BANK6_END 0x00000000
318 #define CONFIG_SYS_BANK6_ENABLE 0
319 #define CONFIG_SYS_BANK7_START 0x00000000
320 #define CONFIG_SYS_BANK7_END 0x00000000
321 #define CONFIG_SYS_BANK7_ENABLE 0
323 * Memory bank enable bitmask, specifying which of the banks defined above
324 are actually present. MSB is for bank #7, LSB is for bank #0.
326 #define CONFIG_SYS_BANK_ENABLE 0x01
328 #define CONFIG_SYS_ODCR 0xff /* configures line driver impedances, */
329 /* see 8240 book for bit definitions */
330 #define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 retains the */
331 /* currently accessed page in memory */
332 /* see 8240 book for details */
334 /* SDRAM 0 - 256MB */
335 #define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
336 #define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
338 /* stack in DCACHE @ 1GB (no backing mem) */
339 #if defined(USE_DINK32)
340 #define CONFIG_SYS_IBAT1L (0x40000000 | BATL_PP_00 )
341 #define CONFIG_SYS_IBAT1U (0x40000000 | BATU_BL_128K )
343 #define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
344 #define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
348 #define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
349 #define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
351 /* Flash, config addrs, etc */
352 #define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
353 #define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
355 #define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
356 #define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
357 #define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
358 #define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
359 #define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
360 #define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
361 #define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
362 #define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U
365 * For booting Linux, the board info and command line data
366 * have to be in the first 8 MB of memory, since this is
367 * the maximum mapped by the Linux kernel during initialization.
369 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
370 /*-----------------------------------------------------------------------
373 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
374 #define CONFIG_SYS_MAX_FLASH_SECT 20 /* max number of sectors on one chip */
376 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
377 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
379 /*-----------------------------------------------------------------------
380 * Cache Configuration
382 #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8240 CPU */
383 #if defined(CONFIG_CMD_KGDB)
384 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
387 /* values according to the manual */
389 #define CONFIG_DRAM_50MHZ 1
390 #define CONFIG_SDRAM_50MHZ
393 #define NR_8259_INTS 1
396 #define CONFIG_DISK_SPINUP_TIME 1000000
399 #endif /* __CONFIG_H */