2 * Parameters for GTH board
4 * by thomas.lange@corelatus.com
6 * A collection of structures, addresses, and values associated with
7 * the Motorola 860T FADS board. Copied from the MBX stuff.
8 * Magnus Damm added defines for 8xxrom and extended bd_info.
9 * Helmut Buchsbaum added bitvalues for BCSRx
11 * Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
15 * ff000000 -> ff00ffff : IMAP internal in the cpu
16 * e0000000 -> ennnnnnn : pcmcia
17 * 98000000 -> 983nnnnn : FPGA 4MB
18 * 90000000 -> 903nnnnn : FPGA 4MB
19 * 80000000 -> 80nnnnnn : flash connected to CS0, final ( real ) location
20 * 00000000 -> nnnnnnnn : sdram
23 /* ------------------------------------------------------------------------- */
26 * board/config.h - configuration options, board specific
33 * High Level Configuration Options
36 #include <mpc8xx_irq.h>
38 #define CONFIG_MPC860 1
39 #define CONFIG_MPC860T 1
42 #define CONFIG_MISC_INIT_R 1
44 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
45 #undef CONFIG_8xx_CONS_SMC2
46 #undef CONFIG_8xx_CONS_NONE
47 #define CONFIG_BAUDRATE 9600
48 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
50 #define MPC8XX_FACT 3 /* Multiply by 3 */
51 #define MPC8XX_XIN 16384000 /* 16.384 MHz */
52 #define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT))
54 #define CONFIG_BOOTDELAY 1 /* autoboot after 0 seconds */
56 #define CONFIG_ENV_OVERWRITE 1 /* Allow change of ethernet address */
58 #define CONFIG_BOOT_RETRY_TIME 5 /* Retry boot in 5 secs */
60 #define CONFIG_RESET_TO_RETRY 1 /* If timeout waiting for command, perform a reset */
62 /* Only interrupt boot if space is pressed */
63 /* If a long serial cable is connected but */
64 /* other end is dead, garbage will be read */
65 #define CONFIG_AUTOBOOT_KEYED 1
66 #define CONFIG_AUTOBOOT_PROMPT \
67 "Press space to abort autoboot in %d second\n", bootdelay
68 #define CONFIG_AUTOBOOT_DELAY_STR "d"
69 #define CONFIG_AUTOBOOT_STOP_STR " "
73 /* Loads a tftp image and starts it */
74 #define CONFIG_BOOTCOMMAND "bootp;bootm 100000" /* autoboot command */
75 #define CONFIG_BOOTARGS "panic=1"
77 /* Compact flash boot */
78 #define CONFIG_BOOTARGS "panic=1 root=/dev/hda7"
79 #define CONFIG_BOOTCOMMAND "disk 100000 0:5;bootm 100000"
83 #define CONFIG_WATCHDOG 1
85 /* choose SCC1 ethernet (10BASET on motherboard)
86 * or FEC ethernet (10/100 on daughterboard)
89 #define CONFIG_SCC1_ENET 1 /* use SCC1 ethernet */
90 #undef CONFIG_FEC_ENET /* disable FEC ethernet */
91 #define CONFIG_SYS_DISCOVER_PHY
93 #undef CONFIG_SCC1_ENET /* disable SCC1 ethernet */
94 #define CONFIG_FEC_ENET 1 /* use FEC ethernet */
95 #define CONFIG_SYS_DISCOVER_PHY
97 #if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
98 #error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
105 #define CONFIG_BOOTP_BOOTFILESIZE
106 #define CONFIG_BOOTP_BOOTPATH
107 #define CONFIG_BOOTP_GATEWAY
108 #define CONFIG_BOOTP_HOSTNAME
112 * Command line configuration.
114 #include <config_cmd_default.h>
116 #define CONFIG_CMD_IDE
119 #define CONFIG_MAC_PARTITION
120 #define CONFIG_DOS_PARTITION
123 * Miscellaneous configurable options
125 #define CONFIG_SYS_PROMPT "=>" /* Monitor Command Prompt */
126 #if defined(CONFIG_CMD_KGDB)
127 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
129 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
131 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
132 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
133 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
135 #define CONFIG_SYS_MEMTEST_START 0x0100000 /* memtest works on */
136 #define CONFIG_SYS_MEMTEST_END 0x0400000 /* 1 ... 4 MB in DRAM */
138 /* Default location to load data from net */
139 #define CONFIG_SYS_LOAD_ADDR 0x100000
141 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
143 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400 }
146 * Low Level Configuration Settings
147 * (address mappings, register initial values, etc.)
148 * You should know what you are doing if you make changes here.
150 /*-----------------------------------------------------------------------
151 * Internal Memory Mapped Register
153 #define CONFIG_SYS_IMMR 0xFF000000
154 #define CONFIG_SYS_IMMR_SIZE ((uint)(64 * 1024))
156 /*-----------------------------------------------------------------------
157 * Definitions for initial stack pointer and data area (in DPRAM)
159 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
160 #define CONFIG_SYS_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
161 #define CONFIG_SYS_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
162 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
163 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
165 /*-----------------------------------------------------------------------
166 * Start addresses for the final memory configuration
167 * (Set up by the startup code)
168 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
170 #define CONFIG_SYS_SDRAM_BASE 0x00000000
172 #define CONFIG_SYS_FLASH_BASE 0x80000000
174 #define CONFIG_SYS_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */
176 #define CONFIG_SYS_MONITOR_LEN (384 << 10) /* Reserve 384 kB for Monitor */
178 #define CONFIG_SYS_MONITOR_BASE TEXT_BASE
180 #define CONFIG_SYS_MALLOC_LEN (384 << 10) /* Reserve 384 kB for malloc() */
183 * For booting Linux, the board info and command line data
184 * have to be in the first 8 MB of memory, since this is
185 * the maximum mapped by the Linux kernel during initialization.
187 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
188 /*-----------------------------------------------------------------------
191 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
192 #define CONFIG_SYS_MAX_FLASH_SECT 8 /* max number of sectors on one chip */
194 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
195 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
197 #define CONFIG_ENV_IS_IN_FLASH 1
198 #undef CONFIG_ENV_IS_IN_EEPROM
199 #define CONFIG_ENV_OFFSET 0x000E0000
200 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
202 #define CONFIG_ENV_SECT_SIZE 0x50000 /* see README - env sector total size */
204 /*-----------------------------------------------------------------------
205 * Cache Configuration
207 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
208 #if defined(CONFIG_CMD_KGDB)
209 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
212 /*-----------------------------------------------------------------------
213 * SYPCR - System Protection Control 11-9
214 * SYPCR can only be written once after reset!
215 *-----------------------------------------------------------------------
216 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
218 #if defined(CONFIG_WATCHDOG)
219 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
220 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
222 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
225 /*-----------------------------------------------------------------------
226 * SIUMCR - SIU Module Configuration 11-6
227 *-----------------------------------------------------------------------
228 * PCMCIA config., multi-function pin tri-state
230 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
232 /*-----------------------------------------------------------------------
233 * TBSCR - Time Base Status and Control 11-26
234 *-----------------------------------------------------------------------
235 * Clear Reference Interrupt Status, Timebase freezing enabled
237 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
239 /*----------------------------------------------------------------------
240 * RTCSC - Real-Time Clock Status and Control Register 11-27
241 *-----------------------------------------------------------------------
244 /*FIXME dont use for now */
245 /*#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */
246 /*#define CONFIG_SYS_RTCSC (RTCSC_RTF) */
248 /*-----------------------------------------------------------------------
249 * PISCR - Periodic Interrupt Status and Control 11-31
250 *-----------------------------------------------------------------------
251 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
253 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
255 /*-----------------------------------------------------------------------
256 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
257 *-----------------------------------------------------------------------
258 * set the PLL, the low-power modes and the reset control (15-29)
260 #define CONFIG_SYS_PLPRCR (((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) | \
261 PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
263 /*-----------------------------------------------------------------------
264 * SCCR - System Clock and reset Control Register 15-27
265 *-----------------------------------------------------------------------
266 * Set clock output, timebase and RTC source and divider,
267 * power management and some other internal clocks
270 /* FIXME check values */
271 #define SCCR_MASK SCCR_EBDF11
272 #define CONFIG_SYS_SCCR (SCCR_TBS|SCCR_RTSEL|SCCR_COM00|SCCR_DFSYNC00|SCCR_DFBRG00|SCCR_DFNL000|SCCR_DFNH000|SCCR_DFLCD000|SCCR_DFALCD00)
274 /*-----------------------------------------------------------------------
276 *-----------------------------------------------------------------------
279 #define CONFIG_SYS_DER 0
281 /* Because of the way the 860 starts up and assigns CS0 the
282 * entire address space, we have to set the memory controller
283 * differently. Normally, you write the option register
284 * first, and then enable the chip select by writing the
285 * base register. For CS0, you must write the base register
286 * first, followed by the option register.
290 * Init Memory Controller:
292 * BR0/1 and OR0/1 (FLASH)
294 /* the other CS:s are determined by looking at parameters in BCSRx */
296 #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */
298 #define CONFIG_SYS_REMAP_OR_AM 0xFF800000 /* 4 MB OR addr mask */
299 #define CONFIG_SYS_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
301 #define FPGA_2_BASE 0x90000000
302 #define FPGA_3_BASE 0x98000000
304 /* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */
305 #define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX)
307 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
310 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) /* 1 Mbyte until detected and only 1 Mbyte is needed*/
311 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V | BR_PS_16 )
314 * Internal Definitions
318 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
319 #define BOOTFLAG_WARM 0x02 /* Software reboot */
321 #define CONFIG_ETHADDR DE:AD:BE:EF:00:01 /* Ethernet address */
323 #ifdef CONFIG_MPC860T
325 /* Interrupt level assignments.
327 #define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */
329 #endif /* CONFIG_MPC860T */
331 /* We don't use the 8259.
333 #define NR_8259_INTS 0
337 #define _MACH_8xx (_MACH_gth)
340 #define PCMCIA_SLOT_A 1
341 #define CONFIG_PCMCIA_SLOT_A 1
344 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
345 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
346 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
347 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
348 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
349 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
350 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
351 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
353 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
354 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
355 #undef CONFIG_IDE_LED /* LED for ide not supported */
356 #undef CONFIG_IDE_RESET /* reset for ide not supported */
358 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
359 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
361 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
362 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
363 /* Offset for data I/O */
364 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
365 /* Offset for normal register accesses */
366 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
367 /* Offset for alternate registers */
368 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
370 #define CONFIG_8xx_GCLK_FREQ MPC8XX_HZ /* Force it - dont measure it */
372 #define PA_FRONT_LED ((u16)0x4) /* PA 13 */
373 #define PA_FL_CONFIG ((u16)0x20) /* PA 10 */
374 #define PA_FL_CE ((u16)0x1000) /* PA 3 */
376 #define PB_ID_GND ((u32)1) /* PB 31 */
377 #define PB_REV_1 ((u32)2) /* PB 30 */
378 #define PB_REV_0 ((u32)4) /* PB 29 */
379 #define PB_BLUE_LED ((u32)0x400) /* PB 21 */
380 #define PB_EEPROM ((u32)0x800) /* PB 20 */
381 #define PB_ID_3 ((u32)0x2000) /* PB 18 */
382 #define PB_ID_2 ((u32)0x4000) /* PB 17 */
383 #define PB_ID_1 ((u32)0x8000) /* PB 16 */
384 #define PB_ID_0 ((u32)0x10000) /* PB 15 */
386 /* NOTE. This is reset for 100Mbit port only */
387 #define PC_ENET100_RESET ((ushort)0x0080) /* PC 8 */
389 #endif /* __CONFIG_H */