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0f8c9768 WD |
1 | /* |
2 | * (C) Copyright 2000 | |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
4 | * | |
1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
0f8c9768 WD |
6 | */ |
7 | ||
8 | /* | |
9 | * board/config.h - configuration options, board specific | |
10 | */ | |
11 | ||
12 | #ifndef __CONFIG_H | |
13 | #define __CONFIG_H | |
14 | ||
15 | /* | |
16 | * High Level Configuration Options | |
17 | * (easy to change) | |
18 | */ | |
19 | ||
20 | #define CONFIG_MPC860 1 /* This is a MPC860 CPU */ | |
21 | #define CONFIG_IVMS8 1 /* ...on a IVMS8 board */ | |
22 | ||
2ae18241 WD |
23 | #define CONFIG_SYS_TEXT_BASE 0xFF000000 |
24 | ||
0f8c9768 WD |
25 | #if defined (CONFIG_IVMS8_16M) |
26 | # define CONFIG_IDENT_STRING " IVMS8" | |
27 | #elif defined (CONFIG_IVMS8_32M) | |
28 | # define CONFIG_IDENT_STRING " IVMS8_128" | |
29 | #elif defined (CONFIG_IVMS8_64M) | |
30 | # define CONFIG_IDENT_STRING " IVMS8_256" | |
31 | #endif | |
32 | ||
33 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ | |
34 | #undef CONFIG_8xx_CONS_SMC2 | |
35 | #undef CONFIG_8xx_CONS_NONE | |
36 | #define CONFIG_BAUDRATE 115200 | |
37 | ||
004eca0c PT |
38 | #define CONFIG_RESET_PHY_R 1 /* Call reset_phy() */ |
39 | ||
0f8c9768 WD |
40 | #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ |
41 | #define CONFIG_8xx_GCLK_FREQ 50331648 | |
42 | ||
43 | #define CONFIG_SHOW_BOOT_PROGRESS 1 /* Show boot progress on LEDs */ | |
44 | ||
45 | #if 0 | |
46 | #define CONFIG_BOOTDELAY -1 /* autoboot disabled */ | |
47 | #else | |
48 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ | |
49 | #endif | |
50 | #define CONFIG_BOOTCOMMAND "bootp" /* autoboot command */ | |
51 | ||
52 | #define CONFIG_BOOTARGS "root=/dev/nfs rw " \ | |
53 | "nfsroot=10.0.0.2:/opt/eldk/ppc_8xx " \ | |
54 | "nfsaddrs=10.0.0.99:10.0.0.2" | |
55 | ||
56 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
6d0f6bcf | 57 | #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ |
0f8c9768 WD |
58 | |
59 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
60 | ||
61 | #define CONFIG_STATUS_LED 1 /* Status LED enabled */ | |
62 | ||
348f258f JL |
63 | /* |
64 | * Command line configuration. | |
65 | */ | |
66 | #include <config_cmd_default.h> | |
67 | ||
68 | #define CONFIG_CMD_IDE | |
69 | ||
70 | ||
0f8c9768 WD |
71 | #define CONFIG_MAC_PARTITION |
72 | #define CONFIG_DOS_PARTITION | |
73 | ||
7be044e4 JL |
74 | /* |
75 | * BOOTP options | |
76 | */ | |
77 | #define CONFIG_BOOTP_SUBNETMASK | |
78 | #define CONFIG_BOOTP_HOSTNAME | |
79 | #define CONFIG_BOOTP_BOOTPATH | |
80 | #define CONFIG_BOOTP_BOOTFILESIZE | |
81 | ||
0f8c9768 | 82 | |
0f8c9768 WD |
83 | /* |
84 | * Miscellaneous configurable options | |
85 | */ | |
6d0f6bcf JCPV |
86 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
87 | #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ | |
348f258f | 88 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 89 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
0f8c9768 | 90 | #else |
6d0f6bcf | 91 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
0f8c9768 | 92 | #endif |
6d0f6bcf JCPV |
93 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
94 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ | |
95 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ | |
0f8c9768 | 96 | |
6d0f6bcf JCPV |
97 | #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */ |
98 | #define CONFIG_SYS_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */ | |
0f8c9768 | 99 | |
6d0f6bcf | 100 | #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */ |
0f8c9768 | 101 | |
6d0f6bcf | 102 | #define CONFIG_SYS_PIO_MODE 0 /* IDE interface in PIO Mode 0 */ |
0f8c9768 | 103 | |
6d0f6bcf JCPV |
104 | #define CONFIG_SYS_PB_SDRAM_CLKE 0x00008000 /* PB 16 */ |
105 | #define CONFIG_SYS_PB_ETH_POWERDOWN 0x00010000 /* PB 15 */ | |
106 | #define CONFIG_SYS_PB_IDE_MOTOR 0x00020000 /* PB 14 */ | |
0f8c9768 | 107 | |
6d0f6bcf JCPV |
108 | #define CONFIG_SYS_PC_ETH_RESET ((ushort)0x0010) /* PC 11 */ |
109 | #define CONFIG_SYS_PC_IDE_RESET ((ushort)0x0020) /* PC 10 */ | |
0f8c9768 | 110 | |
6d0f6bcf | 111 | #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ |
0f8c9768 | 112 | |
0f8c9768 WD |
113 | /* |
114 | * Low Level Configuration Settings | |
115 | * (address mappings, register initial values, etc.) | |
116 | * You should know what you are doing if you make changes here. | |
117 | */ | |
118 | /*----------------------------------------------------------------------- | |
119 | * Internal Memory Mapped Register | |
120 | */ | |
6d0f6bcf | 121 | #define CONFIG_SYS_IMMR 0xFFF00000 /* was: 0xFF000000 */ |
0f8c9768 WD |
122 | |
123 | /*----------------------------------------------------------------------- | |
124 | * Definitions for initial stack pointer and data area (in DPRAM) | |
125 | */ | |
6d0f6bcf | 126 | #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
0f8c9768 | 127 | #if defined (CONFIG_IVMS8_16M) |
553f0982 | 128 | # define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */ |
0f8c9768 | 129 | #elif defined (CONFIG_IVMS8_32M) |
553f0982 | 130 | # define CONFIG_SYS_INIT_RAM_SIZE 0x3000 /* Size of used area in DPRAM */ |
0f8c9768 | 131 | #elif defined (CONFIG_IVMS8_64M) |
553f0982 | 132 | # define CONFIG_SYS_INIT_RAM_SIZE 0x3000 /* Size of used area in DPRAM */ |
0f8c9768 WD |
133 | #endif |
134 | ||
25ddd1fb | 135 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
6d0f6bcf | 136 | #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
0f8c9768 WD |
137 | |
138 | /*----------------------------------------------------------------------- | |
139 | * Start addresses for the final memory configuration | |
140 | * (Set up by the startup code) | |
6d0f6bcf | 141 | * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
0f8c9768 | 142 | */ |
6d0f6bcf JCPV |
143 | #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
144 | #define CONFIG_SYS_FLASH_BASE 0xFF000000 | |
0f8c9768 | 145 | #ifdef DEBUG |
6d0f6bcf | 146 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ |
0f8c9768 | 147 | #else |
6d0f6bcf | 148 | #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */ |
0f8c9768 | 149 | #endif |
6d0f6bcf JCPV |
150 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE |
151 | #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ | |
0f8c9768 WD |
152 | |
153 | /* | |
154 | * For booting Linux, the board info and command line data | |
155 | * have to be in the first 8 MB of memory, since this is | |
156 | * the maximum mapped by the Linux kernel during initialization. | |
157 | */ | |
6d0f6bcf | 158 | #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
0f8c9768 WD |
159 | /*----------------------------------------------------------------------- |
160 | * FLASH organization | |
161 | */ | |
6d0f6bcf JCPV |
162 | #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ |
163 | #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ | |
0f8c9768 | 164 | |
6d0f6bcf JCPV |
165 | #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ |
166 | #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ | |
0f8c9768 | 167 | |
5a1aceb0 | 168 | #define CONFIG_ENV_IS_IN_FLASH 1 |
0e8d1586 JCPV |
169 | #define CONFIG_ENV_OFFSET 0x7A000 /* Offset of Environment Sector */ |
170 | #define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */ | |
0f8c9768 WD |
171 | /*----------------------------------------------------------------------- |
172 | * Cache Configuration | |
173 | */ | |
6d0f6bcf | 174 | #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
348f258f | 175 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 176 | #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ |
0f8c9768 WD |
177 | #endif |
178 | ||
179 | /*----------------------------------------------------------------------- | |
180 | * SYPCR - System Protection Control 11-9 | |
181 | * SYPCR can only be written once after reset! | |
182 | *----------------------------------------------------------------------- | |
183 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze | |
184 | */ | |
185 | #if defined(CONFIG_WATCHDOG) | |
186 | # if defined (CONFIG_IVMS8_16M) | |
6d0f6bcf | 187 | # define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
53677ef1 | 188 | SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) |
0f8c9768 | 189 | # elif defined (CONFIG_IVMS8_32M) |
6d0f6bcf | 190 | # define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
0f8c9768 WD |
191 | SYPCR_SWE | SYPCR_SWP) |
192 | # elif defined (CONFIG_IVMS8_64M) | |
6d0f6bcf | 193 | # define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
0f8c9768 WD |
194 | SYPCR_SWE | SYPCR_SWP) |
195 | # endif | |
196 | #else | |
6d0f6bcf | 197 | # define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) |
0f8c9768 WD |
198 | #endif |
199 | ||
200 | /*----------------------------------------------------------------------- | |
201 | * SIUMCR - SIU Module Configuration 11-6 | |
202 | *----------------------------------------------------------------------- | |
203 | * PCMCIA config., multi-function pin tri-state | |
204 | */ | |
205 | /* EARB, DBGC and DBPC are initialised by the HCW */ | |
206 | /* => 0x000000C0 */ | |
6d0f6bcf | 207 | #define CONFIG_SYS_SIUMCR (SIUMCR_BSC | SIUMCR_GB5E) |
0f8c9768 WD |
208 | |
209 | /*----------------------------------------------------------------------- | |
210 | * TBSCR - Time Base Status and Control 11-26 | |
211 | *----------------------------------------------------------------------- | |
212 | * Clear Reference Interrupt Status, Timebase freezing enabled | |
213 | */ | |
6d0f6bcf | 214 | #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) |
0f8c9768 WD |
215 | |
216 | /*----------------------------------------------------------------------- | |
217 | * PISCR - Periodic Interrupt Status and Control 11-31 | |
218 | *----------------------------------------------------------------------- | |
219 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled | |
220 | */ | |
6d0f6bcf | 221 | #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF) |
0f8c9768 WD |
222 | |
223 | /*----------------------------------------------------------------------- | |
224 | * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 | |
225 | *----------------------------------------------------------------------- | |
226 | * Reset PLL lock status sticky bit, timer expired status bit and timer | |
227 | * interrupt status bit, set PLL multiplication factor ! | |
228 | */ | |
229 | /* 0x00B0C0C0 */ | |
6d0f6bcf | 230 | #define CONFIG_SYS_PLPRCR \ |
0f8c9768 WD |
231 | ( (11 << PLPRCR_MF_SHIFT) | \ |
232 | PLPRCR_SPLSS | PLPRCR_TEXPS | /*PLPRCR_TMIST|*/ \ | |
233 | /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \ | |
234 | PLPRCR_CSR | PLPRCR_LOLRE /*|PLPRCR_FIOPD*/ \ | |
235 | ) | |
236 | ||
237 | /*----------------------------------------------------------------------- | |
238 | * SCCR - System Clock and reset Control Register 15-27 | |
239 | *----------------------------------------------------------------------- | |
240 | * Set clock output, timebase and RTC source and divider, | |
241 | * power management and some other internal clocks | |
242 | */ | |
243 | #define SCCR_MASK SCCR_EBDF11 | |
244 | /* 0x01800014 */ | |
6d0f6bcf | 245 | #define CONFIG_SYS_SCCR (SCCR_COM01 | /*SCCR_TBS|*/ \ |
0f8c9768 | 246 | SCCR_RTDIV | SCCR_RTSEL | \ |
53677ef1 | 247 | /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \ |
0f8c9768 WD |
248 | SCCR_EBDF00 | SCCR_DFSYNC00 | \ |
249 | SCCR_DFBRG00 | SCCR_DFNL000 | \ | |
250 | SCCR_DFNH000 | SCCR_DFLCD101 | \ | |
251 | SCCR_DFALCD00) | |
252 | ||
253 | /*----------------------------------------------------------------------- | |
254 | * RTCSC - Real-Time Clock Status and Control Register 11-27 | |
255 | *----------------------------------------------------------------------- | |
256 | */ | |
257 | /* 0x00C3 */ | |
6d0f6bcf | 258 | #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) |
0f8c9768 WD |
259 | |
260 | ||
261 | /*----------------------------------------------------------------------- | |
262 | * RCCR - RISC Controller Configuration Register 19-4 | |
263 | *----------------------------------------------------------------------- | |
264 | */ | |
265 | /* TIMEP=2 */ | |
6d0f6bcf | 266 | #define CONFIG_SYS_RCCR 0x0200 |
0f8c9768 WD |
267 | |
268 | /*----------------------------------------------------------------------- | |
269 | * RMDS - RISC Microcode Development Support Control Register | |
270 | *----------------------------------------------------------------------- | |
271 | */ | |
6d0f6bcf | 272 | #define CONFIG_SYS_RMDS 0 |
0f8c9768 WD |
273 | |
274 | /*----------------------------------------------------------------------- | |
275 | * | |
276 | * Interrupt Levels | |
277 | *----------------------------------------------------------------------- | |
278 | */ | |
6d0f6bcf | 279 | #define CONFIG_SYS_CPM_INTERRUPT 13 /* SIU_LEVEL6 */ |
0f8c9768 WD |
280 | |
281 | /*----------------------------------------------------------------------- | |
282 | * PCMCIA stuff | |
283 | *----------------------------------------------------------------------- | |
284 | * | |
285 | */ | |
6d0f6bcf JCPV |
286 | #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000) |
287 | #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 ) | |
288 | #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000) | |
289 | #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 ) | |
290 | #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000) | |
291 | #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 ) | |
292 | #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000) | |
293 | #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 ) | |
0f8c9768 WD |
294 | |
295 | /*----------------------------------------------------------------------- | |
296 | * IDE/ATA stuff | |
297 | *----------------------------------------------------------------------- | |
298 | */ | |
8d1165e1 PH |
299 | #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */ |
300 | #define CONFIG_IDE_INIT_POSTRESET 1 /* Use postreset IDE hook */ | |
0f8c9768 WD |
301 | #define CONFIG_IDE_8xx_DIRECT 1 /* PCMCIA interface required */ |
302 | #define CONFIG_IDE_RESET 1 /* reset for ide supported */ | |
303 | ||
6d0f6bcf JCPV |
304 | #define CONFIG_SYS_IDE_MAXBUS 1 /* The IVMS8 has only 1 IDE bus */ |
305 | #define CONFIG_SYS_IDE_MAXDEVICE 1 /* ... and only 1 IDE device */ | |
0f8c9768 | 306 | |
6d0f6bcf JCPV |
307 | #define CONFIG_SYS_ATA_BASE_ADDR 0xFE100000 |
308 | #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000 | |
309 | #undef CONFIG_SYS_ATA_IDE1_OFFSET /* only one IDE bus available */ | |
0f8c9768 | 310 | |
6d0f6bcf JCPV |
311 | #define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */ |
312 | #define CONFIG_SYS_ATA_REG_OFFSET 0x0080 /* Offset for normal register accesses */ | |
313 | #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 /* Offset for alternate registers */ | |
0f8c9768 WD |
314 | |
315 | /*----------------------------------------------------------------------- | |
316 | * | |
317 | *----------------------------------------------------------------------- | |
318 | * | |
319 | */ | |
6d0f6bcf | 320 | #define CONFIG_SYS_DER 0 |
0f8c9768 WD |
321 | |
322 | /* | |
323 | * Init Memory Controller: | |
324 | * | |
325 | * BR0 and OR0 (FLASH) | |
326 | */ | |
327 | ||
328 | #define FLASH_BASE0_PRELIM 0xFF000000 /* FLASH bank #0 */ | |
329 | ||
330 | /* used to re-map FLASH both when starting from SRAM or FLASH: | |
331 | * restrict access enough to keep SRAM working (if any) | |
332 | * but not too much to meddle with FLASH accesses | |
333 | */ | |
334 | /* EPROMs are 512kb */ | |
6d0f6bcf JCPV |
335 | #define CONFIG_SYS_REMAP_OR_AM 0xFFF80000 /* OR addr mask */ |
336 | #define CONFIG_SYS_PRELIM_OR_AM 0xFFF80000 /* OR addr mask */ | |
0f8c9768 WD |
337 | |
338 | /* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */ | |
6d0f6bcf | 339 | #define CONFIG_SYS_OR_TIMING_FLASH (/* OR_CSNT_SAM | */ OR_ACS_DIV4 | OR_BI | \ |
0f8c9768 WD |
340 | OR_SCY_5_CLK | OR_EHTR) |
341 | ||
6d0f6bcf JCPV |
342 | #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
343 | #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) | |
0f8c9768 | 344 | /* 16 bit, bank valid */ |
6d0f6bcf | 345 | #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V ) |
0f8c9768 WD |
346 | |
347 | /* | |
348 | * BR1/OR1 - ELIC SACCO bank @ 0xFE000000 | |
349 | * | |
350 | * AM=0xFFFF8 ATM=0 CSNT/SAM=1 ACS/G5LA/G5LS=3 BIH=1 SCY=2 SETA=0 TRLX=1 EHTR=1 | |
351 | */ | |
352 | #define ELIC_SACCO_BASE 0xFE000000 | |
353 | #define ELIC_SACCO_OR_AM 0xFFFF8000 | |
354 | #define ELIC_SACCO_TIMING 0x00000F26 | |
355 | ||
6d0f6bcf JCPV |
356 | #define CONFIG_SYS_OR1 (ELIC_SACCO_OR_AM | ELIC_SACCO_TIMING) |
357 | #define CONFIG_SYS_BR1 ((ELIC_SACCO_BASE & BR_BA_MSK) | BR_PS_8 | BR_V ) | |
0f8c9768 WD |
358 | |
359 | /* | |
360 | * BR2/OR2 - ELIC EPIC bank @ 0xFE008000 | |
361 | * | |
362 | * AM=0xFFFF8 ATM=0 CSNT/SAM=1 ACS/G5LA/G5LS=3 BIH=1 SCY=2 SETA=0 TRLX=1 EHTR=1 | |
363 | */ | |
364 | #define ELIC_EPIC_BASE 0xFE008000 | |
365 | #define ELIC_EPIC_OR_AM 0xFFFF8000 | |
366 | #define ELIC_EPIC_TIMING 0x00000F26 | |
367 | ||
6d0f6bcf JCPV |
368 | #define CONFIG_SYS_OR2 (ELIC_EPIC_OR_AM | ELIC_EPIC_TIMING) |
369 | #define CONFIG_SYS_BR2 ((ELIC_EPIC_BASE & BR_BA_MSK) | BR_PS_8 | BR_V ) | |
0f8c9768 WD |
370 | |
371 | /* | |
372 | * BR3/OR3: SDRAM | |
373 | * | |
374 | * Multiplexed addresses, GPL5 output to GPL5_A (don't care) | |
375 | */ | |
376 | #define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */ | |
377 | #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map max. 128 MB */ | |
378 | #define SDRAM_TIMING 0x00000A00 /* SDRAM-Timing */ | |
379 | ||
380 | #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */ | |
381 | ||
6d0f6bcf JCPV |
382 | #define CONFIG_SYS_OR3_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING ) |
383 | #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V ) | |
0f8c9768 WD |
384 | |
385 | /* | |
386 | * BR4/OR4: not used | |
387 | */ | |
388 | ||
389 | /* | |
390 | * BR5/OR5: SHARC ADSP-2165L | |
391 | * | |
392 | * AM=0xFFC00 ATM=0 CSNT/SAM=0 ACS/G5LA/G5LS=3 BIH=1 SCY=0 SETA=0 TRLX=0 EHTR=0 | |
393 | */ | |
394 | #define SHARC_BASE 0xFE400000 | |
395 | #define SHARC_OR_AM 0xFFC00000 | |
396 | #define SHARC_TIMING 0x00000700 | |
397 | ||
6d0f6bcf JCPV |
398 | #define CONFIG_SYS_OR5 (SHARC_OR_AM | SHARC_TIMING ) |
399 | #define CONFIG_SYS_BR5 ((SHARC_BASE & BR_BA_MSK) | BR_PS_32 | BR_MS_UPMA | BR_V ) | |
0f8c9768 WD |
400 | |
401 | /* | |
402 | * Memory Periodic Timer Prescaler | |
403 | */ | |
404 | ||
405 | /* periodic timer for refresh */ | |
6d0f6bcf | 406 | #define CONFIG_SYS_MBMR_PTB 204 |
0f8c9768 WD |
407 | |
408 | /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */ | |
6d0f6bcf JCPV |
409 | #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */ |
410 | #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */ | |
0f8c9768 WD |
411 | |
412 | /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */ | |
6d0f6bcf | 413 | #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */ |
0f8c9768 | 414 | #if defined (CONFIG_IVMS8_16M) |
6d0f6bcf | 415 | #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */ |
0f8c9768 | 416 | #elif defined (CONFIG_IVMS8_32M) |
6d0f6bcf | 417 | #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */ |
0f8c9768 | 418 | #elif defined (CONFIG_IVMS8_64M) |
6d0f6bcf | 419 | #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV8 /* setting for 1 bank */ |
0f8c9768 WD |
420 | #endif |
421 | ||
422 | ||
423 | /* | |
424 | * MBMR settings for SDRAM | |
425 | */ | |
426 | ||
427 | #if defined (CONFIG_IVMS8_16M) | |
428 | /* 8 column SDRAM */ | |
6d0f6bcf | 429 | # define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \ |
53677ef1 WD |
430 | MBMR_AMB_TYPE_0 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A11 | \ |
431 | MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X) | |
0f8c9768 WD |
432 | #elif defined (CONFIG_IVMS8_32M) |
433 | /* 128 MBit SDRAM */ | |
6d0f6bcf | 434 | #define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \ |
2535d602 WD |
435 | MBMR_AMB_TYPE_1 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A10 | \ |
436 | MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X) | |
0f8c9768 WD |
437 | #elif defined (CONFIG_IVMS8_64M) |
438 | /* 128 MBit SDRAM */ | |
6d0f6bcf | 439 | #define CONFIG_SYS_MBMR_8COL ((CONFIG_SYS_MBMR_PTB << MBMR_PTB_SHIFT) | \ |
2535d602 WD |
440 | MBMR_AMB_TYPE_1 | MBMR_DSB_1_CYCL | MBMR_G0CLB_A10 | \ |
441 | MBMR_RLFB_1X | MBMR_WLFB_1X | MBMR_TLFB_4X) | |
0f8c9768 WD |
442 | |
443 | #endif | |
0f8c9768 | 444 | #endif /* __CONFIG_H */ |