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_MPC8240 1
23 #define CONFIG_SANDPOINT 1
25 #define CONFIG_SYS_TEXT_BASE 0xFFF00000
26 #define CONFIG_SYS_LDSCRIPT "board/sandpoint/u-boot.lds"
34 #define CONFIG_CONS_INDEX 1
35 #define CONFIG_BAUDRATE 9600
37 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
39 #define CONFIG_TIMESTAMP /* Print image info with timestamp */
41 #define CONFIG_PREBOOT "echo;" \
42 "echo Type \"run net_nfs\" to mount root filesystem over NFS;" \
45 #undef CONFIG_BOOTARGS
47 #define CONFIG_EXTRA_ENV_SETTINGS \
49 "nfsargs=setenv bootargs root=/dev/nfs rw " \
50 "nfsroot=${serverip}:${rootpath}\0" \
51 "ramargs=setenv bootargs root=/dev/ram rw\0" \
52 "addip=setenv bootargs ${bootargs} " \
53 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
54 ":${hostname}:${netdev}:off panic=1\0" \
55 "net_self=tftp ${kernel_addr} ${bootfile};" \
56 "tftp ${ramdisk_addr} ${ramdisk};" \
57 "run ramargs addip;" \
58 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
59 "net_nfs=tftp ${kernel_addr} ${bootfile};" \
60 "run nfsargs addip;bootm\0" \
61 "rootpath=/opt/eldk/ppc_82xx\0" \
62 "bootfile=/tftpboot/SP8240/uImage\0" \
63 "ramdisk=/tftpboot/SP8240/uRamdisk\0" \
64 "kernel_addr=200000\0" \
65 "ramdisk_addr=400000\0" \
67 #define CONFIG_BOOTCOMMAND "run flash_self"
73 #define CONFIG_BOOTP_BOOTFILESIZE
74 #define CONFIG_BOOTP_BOOTPATH
75 #define CONFIG_BOOTP_GATEWAY
76 #define CONFIG_BOOTP_HOSTNAME
80 * Command line configuration.
82 #include <config_cmd_default.h>
84 #define CONFIG_CMD_DHCP
85 #define CONFIG_CMD_ELF
86 #define CONFIG_CMD_I2C
87 #define CONFIG_CMD_SDRAM
88 #define CONFIG_CMD_EEPROM
89 #define CONFIG_CMD_NFS
90 #define CONFIG_CMD_PCI
91 #define CONFIG_CMD_SNTP
94 #define CONFIG_DRAM_SPEED 100 /* MHz */
97 * Miscellaneous configurable options
99 #define CONFIG_SYS_LONGHELP 1 /* undef to save memory */
100 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
101 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
102 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
103 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
104 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
106 /*-----------------------------------------------------------------------
108 *-----------------------------------------------------------------------
110 #define CONFIG_PCI /* include pci support */
111 #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */
112 #undef CONFIG_PCI_PNP
115 #define CONFIG_EEPRO100
116 #define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
118 #define PCI_ENET0_IOADDR 0x80000000
119 #define PCI_ENET0_MEMADDR 0x80000000
120 #define PCI_ENET1_IOADDR 0x81000000
121 #define PCI_ENET1_MEMADDR 0x81000000
124 /*-----------------------------------------------------------------------
125 * Start addresses for the final memory configuration
126 * (Set up by the startup code)
127 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
129 #define CONFIG_SYS_SDRAM_BASE 0x00000000
130 #define CONFIG_SYS_MAX_RAM_SIZE 0x10000000
132 #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
134 #if defined (USE_DINK32)
135 #define CONFIG_SYS_MONITOR_LEN 0x00030000
136 #define CONFIG_SYS_MONITOR_BASE 0x00090000
137 #define CONFIG_SYS_RAMBOOT 1
138 #define CONFIG_SYS_INIT_RAM_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
139 #define CONFIG_SYS_INIT_RAM_SIZE 0x10000
140 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
141 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
143 #undef CONFIG_SYS_RAMBOOT
144 #define CONFIG_SYS_MONITOR_LEN 0x00030000
145 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
148 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
149 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000
150 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
154 #define CONFIG_SYS_FLASH_BASE 0xFFF00000
156 #define CONFIG_SYS_FLASH_SIZE (512 * 1024) /* sandpoint has tiny eeprom */
158 #define CONFIG_SYS_FLASH_SIZE (1024 * 1024) /* Unity has onboard 1MByte flash */
160 #define CONFIG_ENV_IS_IN_FLASH 1
161 #define CONFIG_ENV_OFFSET 0x00004000 /* Offset of Environment Sector */
162 #define CONFIG_ENV_SIZE 0x00002000 /* Total Size of Environment Sector */
164 #define CONFIG_SYS_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */
166 #define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */
167 #define CONFIG_SYS_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */
169 #define CONFIG_SYS_EUMB_ADDR 0xFC000000
171 #define CONFIG_SYS_ISA_MEM 0xFD000000
172 #define CONFIG_SYS_ISA_IO 0xFE000000
174 #define CONFIG_SYS_FLASH_RANGE_BASE 0xFF000000 /* flash memory address range */
175 #define CONFIG_SYS_FLASH_RANGE_SIZE 0x01000000
176 #define FLASH_BASE0_PRELIM 0xFFF00000 /* sandpoint flash */
177 #define FLASH_BASE1_PRELIM 0xFF000000 /* PMC onboard flash */
180 * select i2c support configuration
182 * Supported configurations are {none, software, hardware} drivers.
183 * If the software driver is chosen, there are some additional
184 * configuration items that the driver uses to drive the port pins.
186 #define CONFIG_HARD_I2C 1 /* To enable I2C support */
187 #undef CONFIG_SYS_I2C_SOFT
188 #define CONFIG_SYS_I2C_SLAVE 0x7F
189 #define CONFIG_SYS_I2C_SPEED 400000
191 #ifdef CONFIG_SYS_I2C_SOFT
192 #error "Soft I2C is not configured properly. Please review!"
193 #define CONFIG_SYS_I2C
194 #define CONFIG_SYS_I2C_SOFT_SPEED 50000
195 #define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE
196 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
197 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
198 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
199 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
200 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
201 else iop->pdat &= ~0x00010000
202 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
203 else iop->pdat &= ~0x00020000
204 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
205 #endif /* CONFIG_SYS_I2C_SOFT */
208 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x57 /* EEPROM IS24C02 */
209 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
210 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* write page size */
211 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */
214 #define CONFIG_SYS_FLASH_BANKS { FLASH_BASE0_PRELIM , FLASH_BASE1_PRELIM }
216 /*-----------------------------------------------------------------------
217 * Definitions for initial stack pointer and data area (in DPRAM)
221 /* #define CONFIG_WINBOND_83C553 1 / *has a winbond bridge */
222 #define CONFIG_SYS_USE_WINBOND_IDE 0 /*use winbond 83c553 internal IDE ctrlr */
223 #define CONFIG_SYS_WINBOND_ISA_CFG_ADDR 0x80005800 /*pci-isa bridge config addr */
224 #define CONFIG_SYS_WINBOND_IDE_CFG_ADDR 0x80005900 /*ide config addr */
226 #define CONFIG_SYS_IDE_MAXBUS 2 /* max. 2 IDE busses */
227 #define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */
230 * NS87308 Configuration
232 #define CONFIG_NS87308 /* Nat Semi super-io controller on ISA bus */
234 #define CONFIG_SYS_NS87308_BADDR_10 1
236 #define CONFIG_SYS_NS87308_DEVS ( CONFIG_SYS_NS87308_UART1 | \
237 CONFIG_SYS_NS87308_UART2 | \
238 CONFIG_SYS_NS87308_POWRMAN | \
239 CONFIG_SYS_NS87308_RTC_APC )
241 #undef CONFIG_SYS_NS87308_PS2MOD
243 #define CONFIG_SYS_NS87308_CS0_BASE 0x0076
244 #define CONFIG_SYS_NS87308_CS0_CONF 0x30
245 #define CONFIG_SYS_NS87308_CS1_BASE 0x0075
246 #define CONFIG_SYS_NS87308_CS1_CONF 0x30
247 #define CONFIG_SYS_NS87308_CS2_BASE 0x0074
248 #define CONFIG_SYS_NS87308_CS2_CONF 0x30
251 * NS16550 Configuration
253 #define CONFIG_SYS_NS16550
254 #define CONFIG_SYS_NS16550_SERIAL
256 #define CONFIG_SYS_NS16550_REG_SIZE 1
258 #define CONFIG_SYS_NS16550_CLK 1843200
260 #define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART1_BASE)
261 #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART2_BASE)
264 * Low Level Configuration Settings
265 * (address mappings, register initial values, etc.)
266 * You should know what you are doing if you make changes here.
269 #define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */
270 #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 1
272 #define CONFIG_SYS_ROMNAL 7 /*rom/flash next access time */
273 #define CONFIG_SYS_ROMFAL 11 /*rom/flash access time */
275 #define CONFIG_SYS_REFINT 430 /* no of clock cycles between CBR refresh cycles */
277 /* the following are for SDRAM only*/
278 #define CONFIG_SYS_BSTOPRE 121 /* Burst To Precharge, sets open page interval */
279 #define CONFIG_SYS_REFREC 8 /* Refresh to activate interval */
280 #define CONFIG_SYS_RDLAT 4 /* data latency from read command */
281 #define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval */
282 #define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval */
283 #define CONFIG_SYS_ACTORW 3 /* Activate to R/W */
284 #define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
285 #define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
286 #define CONFIG_SYS_SDMODE_BURSTLEN 2 /* SDMODE Burst length 2=4, 3=8 */
288 #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
290 /* memory bank settings*/
292 * only bits 20-29 are actually used from these vales to set the
293 * start/end address the upper two bits will be 0, and the lower 20
294 * bits will be set to 0x00000 for a start address, or 0xfffff for an
297 #define CONFIG_SYS_BANK0_START 0x00000000
298 #define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1)
299 #define CONFIG_SYS_BANK0_ENABLE 1
300 #define CONFIG_SYS_BANK1_START 0x3ff00000
301 #define CONFIG_SYS_BANK1_END 0x3fffffff
302 #define CONFIG_SYS_BANK1_ENABLE 0
303 #define CONFIG_SYS_BANK2_START 0x3ff00000
304 #define CONFIG_SYS_BANK2_END 0x3fffffff
305 #define CONFIG_SYS_BANK2_ENABLE 0
306 #define CONFIG_SYS_BANK3_START 0x3ff00000
307 #define CONFIG_SYS_BANK3_END 0x3fffffff
308 #define CONFIG_SYS_BANK3_ENABLE 0
309 #define CONFIG_SYS_BANK4_START 0x00000000
310 #define CONFIG_SYS_BANK4_END 0x00000000
311 #define CONFIG_SYS_BANK4_ENABLE 0
312 #define CONFIG_SYS_BANK5_START 0x00000000
313 #define CONFIG_SYS_BANK5_END 0x00000000
314 #define CONFIG_SYS_BANK5_ENABLE 0
315 #define CONFIG_SYS_BANK6_START 0x00000000
316 #define CONFIG_SYS_BANK6_END 0x00000000
317 #define CONFIG_SYS_BANK6_ENABLE 0
318 #define CONFIG_SYS_BANK7_START 0x00000000
319 #define CONFIG_SYS_BANK7_END 0x00000000
320 #define CONFIG_SYS_BANK7_ENABLE 0
322 * Memory bank enable bitmask, specifying which of the banks defined above
323 are actually present. MSB is for bank #7, LSB is for bank #0.
325 #define CONFIG_SYS_BANK_ENABLE 0x01
327 #define CONFIG_SYS_ODCR 0xff /* configures line driver impedances, */
328 /* see 8240 book for bit definitions */
329 #define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 retains the */
330 /* currently accessed page in memory */
331 /* see 8240 book for details */
333 /* SDRAM 0 - 256MB */
334 #define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
335 #define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
337 /* stack in DCACHE @ 1GB (no backing mem) */
338 #if defined(USE_DINK32)
339 #define CONFIG_SYS_IBAT1L (0x40000000 | BATL_PP_00 )
340 #define CONFIG_SYS_IBAT1U (0x40000000 | BATU_BL_128K )
342 #define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
343 #define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
347 #define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
348 #define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
350 /* Flash, config addrs, etc */
351 #define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
352 #define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
354 #define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
355 #define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
356 #define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
357 #define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
358 #define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
359 #define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
360 #define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
361 #define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U
364 * For booting Linux, the board info and command line data
365 * have to be in the first 8 MB of memory, since this is
366 * the maximum mapped by the Linux kernel during initialization.
368 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
369 /*-----------------------------------------------------------------------
372 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
373 #define CONFIG_SYS_MAX_FLASH_SECT 20 /* max number of sectors on one chip */
375 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
376 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
378 /*-----------------------------------------------------------------------
379 * Cache Configuration
381 #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8240 CPU */
382 #if defined(CONFIG_CMD_KGDB)
383 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
386 /* values according to the manual */
388 #define CONFIG_DRAM_50MHZ 1
389 #define CONFIG_SDRAM_50MHZ
392 #define NR_8259_INTS 1
395 #define CONFIG_DISK_SPINUP_TIME 1000000
398 #endif /* __CONFIG_H */