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 "Press space to abort autoboot in %d second\n"
67 #define CONFIG_AUTOBOOT_DELAY_STR "d"
68 #define CONFIG_AUTOBOOT_STOP_STR " "
72 /* Loads a tftp image and starts it */
73 #define CONFIG_BOOTCOMMAND "bootp;bootm 100000" /* autoboot command */
74 #define CONFIG_BOOTARGS "panic=1"
76 /* Compact flash boot */
77 #define CONFIG_BOOTARGS "panic=1 root=/dev/hda7"
78 #define CONFIG_BOOTCOMMAND "disk 100000 0:5;bootm 100000"
82 #define CONFIG_WATCHDOG 1
84 /* choose SCC1 ethernet (10BASET on motherboard)
85 * or FEC ethernet (10/100 on daughterboard)
88 #define CONFIG_SCC1_ENET 1 /* use SCC1 ethernet */
89 #undef CONFIG_FEC_ENET /* disable FEC ethernet */
90 #define CFG_DISCOVER_PHY
92 #undef CONFIG_SCC1_ENET /* disable SCC1 ethernet */
93 #define CONFIG_FEC_ENET 1 /* use FEC ethernet */
94 #define CFG_DISCOVER_PHY
96 #if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET)
97 #error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured
104 #define CONFIG_BOOTP_BOOTFILESIZE
105 #define CONFIG_BOOTP_BOOTPATH
106 #define CONFIG_BOOTP_GATEWAY
107 #define CONFIG_BOOTP_HOSTNAME
111 * Command line configuration.
113 #include <config_cmd_default.h>
115 #define CONFIG_CMD_IDE
118 #define CONFIG_MAC_PARTITION
119 #define CONFIG_DOS_PARTITION
122 * Miscellaneous configurable options
124 #define CFG_PROMPT "=>" /* Monitor Command Prompt */
125 #if defined(CONFIG_CMD_KGDB)
126 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
128 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
130 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
131 #define CFG_MAXARGS 16 /* max number of command args */
132 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
134 #define CFG_MEMTEST_START 0x0100000 /* memtest works on */
135 #define CFG_MEMTEST_END 0x0400000 /* 1 ... 4 MB in DRAM */
137 /* Default location to load data from net */
138 #define CFG_LOAD_ADDR 0x100000
140 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
142 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400 }
145 * Low Level Configuration Settings
146 * (address mappings, register initial values, etc.)
147 * You should know what you are doing if you make changes here.
149 /*-----------------------------------------------------------------------
150 * Internal Memory Mapped Register
152 #define CFG_IMMR 0xFF000000
153 #define CFG_IMMR_SIZE ((uint)(64 * 1024))
155 /*-----------------------------------------------------------------------
156 * Definitions for initial stack pointer and data area (in DPRAM)
158 #define CFG_INIT_RAM_ADDR CFG_IMMR
159 #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
160 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
161 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
162 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
164 /*-----------------------------------------------------------------------
165 * Start addresses for the final memory configuration
166 * (Set up by the startup code)
167 * Please note that CFG_SDRAM_BASE _must_ start at 0
169 #define CFG_SDRAM_BASE 0x00000000
171 #define CFG_FLASH_BASE 0x80000000
173 #define CFG_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */
175 #define CFG_MONITOR_LEN (384 << 10) /* Reserve 384 kB for Monitor */
177 #define CFG_MONITOR_BASE TEXT_BASE
179 #define CFG_MALLOC_LEN (384 << 10) /* Reserve 384 kB for malloc() */
182 * For booting Linux, the board info and command line data
183 * have to be in the first 8 MB of memory, since this is
184 * the maximum mapped by the Linux kernel during initialization.
186 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
187 /*-----------------------------------------------------------------------
190 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
191 #define CFG_MAX_FLASH_SECT 8 /* max number of sectors on one chip */
193 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
194 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
196 #define CFG_ENV_IS_IN_FLASH 1
197 #undef CFG_ENV_IS_IN_EEPROM
198 #define CFG_ENV_OFFSET 0x000E0000
199 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
201 #define CFG_ENV_SECT_SIZE 0x50000 /* see README - env sector total size */
203 /*-----------------------------------------------------------------------
204 * Cache Configuration
206 #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
207 #if defined(CONFIG_CMD_KGDB)
208 #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
211 /*-----------------------------------------------------------------------
212 * SYPCR - System Protection Control 11-9
213 * SYPCR can only be written once after reset!
214 *-----------------------------------------------------------------------
215 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
217 #if defined(CONFIG_WATCHDOG)
218 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
219 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
221 #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
224 /*-----------------------------------------------------------------------
225 * SIUMCR - SIU Module Configuration 11-6
226 *-----------------------------------------------------------------------
227 * PCMCIA config., multi-function pin tri-state
229 #define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
231 /*-----------------------------------------------------------------------
232 * TBSCR - Time Base Status and Control 11-26
233 *-----------------------------------------------------------------------
234 * Clear Reference Interrupt Status, Timebase freezing enabled
236 #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
238 /*----------------------------------------------------------------------
239 * RTCSC - Real-Time Clock Status and Control Register 11-27
240 *-----------------------------------------------------------------------
243 /*FIXME dont use for now */
244 /*#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */
245 /*#define CFG_RTCSC (RTCSC_RTF) */
247 /*-----------------------------------------------------------------------
248 * PISCR - Periodic Interrupt Status and Control 11-31
249 *-----------------------------------------------------------------------
250 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
252 #define CFG_PISCR (PISCR_PS | PISCR_PITF)
254 /*-----------------------------------------------------------------------
255 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
256 *-----------------------------------------------------------------------
257 * set the PLL, the low-power modes and the reset control (15-29)
259 #define CFG_PLPRCR (((MPC8XX_FACT-1) << PLPRCR_MF_SHIFT) | \
260 PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
262 /*-----------------------------------------------------------------------
263 * SCCR - System Clock and reset Control Register 15-27
264 *-----------------------------------------------------------------------
265 * Set clock output, timebase and RTC source and divider,
266 * power management and some other internal clocks
269 /* FIXME check values */
270 #define SCCR_MASK SCCR_EBDF11
271 #define CFG_SCCR (SCCR_TBS|SCCR_RTSEL|SCCR_COM00|SCCR_DFSYNC00|SCCR_DFBRG00|SCCR_DFNL000|SCCR_DFNH000|SCCR_DFLCD000|SCCR_DFALCD00)
273 /*-----------------------------------------------------------------------
275 *-----------------------------------------------------------------------
280 /* Because of the way the 860 starts up and assigns CS0 the
281 * entire address space, we have to set the memory controller
282 * differently. Normally, you write the option register
283 * first, and then enable the chip select by writing the
284 * base register. For CS0, you must write the base register
285 * first, followed by the option register.
289 * Init Memory Controller:
291 * BR0/1 and OR0/1 (FLASH)
293 /* the other CS:s are determined by looking at parameters in BCSRx */
295 #define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
297 #define CFG_REMAP_OR_AM 0xFF800000 /* 4 MB OR addr mask */
298 #define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
300 #define FPGA_2_BASE 0x90000000
301 #define FPGA_3_BASE 0x98000000
303 /* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */
304 #define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX)
306 #define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
309 #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH) /* 1 Mbyte until detected and only 1 Mbyte is needed*/
310 #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V | BR_PS_16 )
313 * Internal Definitions
317 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
318 #define BOOTFLAG_WARM 0x02 /* Software reboot */
320 #define CONFIG_ETHADDR DE:AD:BE:EF:00:01 /* Ethernet address */
322 #ifdef CONFIG_MPC860T
324 /* Interrupt level assignments.
326 #define FEC_INTERRUPT SIU_LEVEL1 /* FEC interrupt */
328 #endif /* CONFIG_MPC860T */
330 /* We don't use the 8259.
332 #define NR_8259_INTS 0
336 #define _MACH_8xx (_MACH_gth)
339 #define PCMCIA_SLOT_A 1
340 #define CONFIG_PCMCIA_SLOT_A 1
343 #define CFG_PCMCIA_MEM_ADDR (0xE0000000)
344 #define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
345 #define CFG_PCMCIA_DMA_ADDR (0xE4000000)
346 #define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
347 #define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
348 #define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
349 #define CFG_PCMCIA_IO_ADDR (0xEC000000)
350 #define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
352 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
353 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
354 #undef CONFIG_IDE_LED /* LED for ide not supported */
355 #undef CONFIG_IDE_RESET /* reset for ide not supported */
357 #define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
358 #define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
360 #define CFG_ATA_IDE0_OFFSET 0x0000
361 #define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
362 /* Offset for data I/O */
363 #define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
364 /* Offset for normal register accesses */
365 #define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
366 /* Offset for alternate registers */
367 #define CFG_ATA_ALT_OFFSET 0x0100
369 #define CONFIG_8xx_GCLK_FREQ MPC8XX_HZ /* Force it - dont measure it */
371 #define PA_FRONT_LED ((u16)0x4) /* PA 13 */
372 #define PA_FL_CONFIG ((u16)0x20) /* PA 10 */
373 #define PA_FL_CE ((u16)0x1000) /* PA 3 */
375 #define PB_ID_GND ((u32)1) /* PB 31 */
376 #define PB_REV_1 ((u32)2) /* PB 30 */
377 #define PB_REV_0 ((u32)4) /* PB 29 */
378 #define PB_BLUE_LED ((u32)0x400) /* PB 21 */
379 #define PB_EEPROM ((u32)0x800) /* PB 20 */
380 #define PB_ID_3 ((u32)0x2000) /* PB 18 */
381 #define PB_ID_2 ((u32)0x4000) /* PB 17 */
382 #define PB_ID_1 ((u32)0x8000) /* PB 16 */
383 #define PB_ID_0 ((u32)0x10000) /* PB 15 */
385 /* NOTE. This is reset for 100Mbit port only */
386 #define PC_ENET100_RESET ((ushort)0x0080) /* PC 8 */
388 #endif /* __CONFIG_H */