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71f95118 | 1 | /* |
23c5d253 | 2 | * (C) Copyright 2000-2014 |
71f95118 WD |
3 | * Wolfgang Denk, DENX Software Engineering, [email protected]. |
4 | * | |
1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
71f95118 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 | |
21 | #define CONFIG_MPC860T 1 | |
22 | #define CONFIG_MPC862 1 | |
23 | ||
24 | #define CONFIG_TQM862M 1 /* ...on a TQM8xxM module */ | |
25 | ||
2ae18241 WD |
26 | #define CONFIG_SYS_TEXT_BASE 0x40000000 |
27 | ||
71f95118 | 28 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ |
3cb7a480 WD |
29 | #define CONFIG_SYS_SMC_RXBUFLEN 128 |
30 | #define CONFIG_SYS_MAXIDLE 10 | |
71f95118 WD |
31 | #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */ |
32 | ||
ae3af05e | 33 | #define CONFIG_BOOTCOUNT_LIMIT |
71f95118 | 34 | |
71f95118 WD |
35 | |
36 | #define CONFIG_BOARD_TYPES 1 /* support board types */ | |
37 | ||
38 | #define CONFIG_PREBOOT "echo;" \ | |
32bf3d14 | 39 | "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \ |
71f95118 WD |
40 | "echo" |
41 | ||
42 | #undef CONFIG_BOOTARGS | |
43 | ||
44 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
45 | "netdev=eth0\0" \ | |
46 | "nfsargs=setenv bootargs root=/dev/nfs rw " \ | |
fe126d8b | 47 | "nfsroot=${serverip}:${rootpath}\0" \ |
71f95118 | 48 | "ramargs=setenv bootargs root=/dev/ram rw\0" \ |
fe126d8b WD |
49 | "addip=setenv bootargs ${bootargs} " \ |
50 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ | |
51 | ":${hostname}:${netdev}:off panic=1\0" \ | |
71f95118 | 52 | "flash_nfs=run nfsargs addip;" \ |
fe126d8b | 53 | "bootm ${kernel_addr}\0" \ |
71f95118 | 54 | "flash_self=run ramargs addip;" \ |
fe126d8b WD |
55 | "bootm ${kernel_addr} ${ramdisk_addr}\0" \ |
56 | "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ | |
71f95118 | 57 | "rootpath=/opt/eldk/ppc_8xx\0" \ |
29f8f58f WD |
58 | "hostname=TQM862M\0" \ |
59 | "bootfile=TQM862M/uImage\0" \ | |
eb6da805 WD |
60 | "fdt_addr=40080000\0" \ |
61 | "kernel_addr=400A0000\0" \ | |
62 | "ramdisk_addr=40280000\0" \ | |
29f8f58f WD |
63 | "u-boot=TQM862M/u-image.bin\0" \ |
64 | "load=tftp 200000 ${u-boot}\0" \ | |
65 | "update=prot off 40000000 +${filesize};" \ | |
66 | "era 40000000 +${filesize};" \ | |
67 | "cp.b 200000 40000000 ${filesize};" \ | |
68 | "sete filesize;save\0" \ | |
71f95118 WD |
69 | "" |
70 | #define CONFIG_BOOTCOMMAND "run flash_self" | |
71 | ||
72 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
6d0f6bcf | 73 | #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ |
71f95118 WD |
74 | |
75 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
76 | ||
77 | #define CONFIG_STATUS_LED 1 /* Status LED enabled */ | |
78 | ||
79 | #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */ | |
80 | ||
37d4bb70 JL |
81 | /* |
82 | * BOOTP options | |
83 | */ | |
84 | #define CONFIG_BOOTP_SUBNETMASK | |
85 | #define CONFIG_BOOTP_GATEWAY | |
86 | #define CONFIG_BOOTP_HOSTNAME | |
87 | #define CONFIG_BOOTP_BOOTPATH | |
88 | #define CONFIG_BOOTP_BOOTFILESIZE | |
89 | ||
71f95118 WD |
90 | #define CONFIG_MAC_PARTITION |
91 | #define CONFIG_DOS_PARTITION | |
92 | ||
93 | #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */ | |
94 | ||
2694690e JL |
95 | /* |
96 | * Command line configuration. | |
97 | */ | |
2694690e | 98 | #define CONFIG_CMD_DATE |
2694690e | 99 | #define CONFIG_CMD_IDE |
29f8f58f | 100 | #define CONFIG_CMD_JFFS2 |
71f95118 | 101 | |
29f8f58f WD |
102 | #define CONFIG_NETCONSOLE |
103 | ||
71f95118 WD |
104 | /* |
105 | * Miscellaneous configurable options | |
106 | */ | |
6d0f6bcf | 107 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
71f95118 | 108 | |
2751a95a | 109 | #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ |
71f95118 | 110 | |
2694690e | 111 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 112 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
71f95118 | 113 | #else |
6d0f6bcf | 114 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
71f95118 | 115 | #endif |
6d0f6bcf JCPV |
116 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
117 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ | |
118 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ | |
71f95118 | 119 | |
6d0f6bcf JCPV |
120 | #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ |
121 | #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ | |
71f95118 | 122 | |
6d0f6bcf | 123 | #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ |
71f95118 | 124 | |
71f95118 WD |
125 | /* |
126 | * Low Level Configuration Settings | |
127 | * (address mappings, register initial values, etc.) | |
128 | * You should know what you are doing if you make changes here. | |
129 | */ | |
130 | /*----------------------------------------------------------------------- | |
131 | * Internal Memory Mapped Register | |
132 | */ | |
6d0f6bcf | 133 | #define CONFIG_SYS_IMMR 0xFFF00000 |
71f95118 WD |
134 | |
135 | /*----------------------------------------------------------------------- | |
136 | * Definitions for initial stack pointer and data area (in DPRAM) | |
137 | */ | |
6d0f6bcf | 138 | #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
553f0982 | 139 | #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */ |
25ddd1fb | 140 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
6d0f6bcf | 141 | #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
71f95118 WD |
142 | |
143 | /*----------------------------------------------------------------------- | |
144 | * Start addresses for the final memory configuration | |
145 | * (Set up by the startup code) | |
6d0f6bcf | 146 | * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
71f95118 | 147 | */ |
6d0f6bcf JCPV |
148 | #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
149 | #define CONFIG_SYS_FLASH_BASE 0x40000000 | |
150 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
151 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE | |
152 | #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ | |
71f95118 WD |
153 | |
154 | /* | |
155 | * For booting Linux, the board info and command line data | |
156 | * have to be in the first 8 MB of memory, since this is | |
157 | * the maximum mapped by the Linux kernel during initialization. | |
158 | */ | |
6d0f6bcf | 159 | #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
71f95118 WD |
160 | |
161 | /*----------------------------------------------------------------------- | |
162 | * FLASH organization | |
163 | */ | |
71f95118 | 164 | |
e318d9e9 | 165 | /* use CFI flash driver */ |
6d0f6bcf | 166 | #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */ |
00b1883a | 167 | #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */ |
6d0f6bcf JCPV |
168 | #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } |
169 | #define CONFIG_SYS_FLASH_EMPTY_INFO | |
170 | #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 | |
171 | #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ | |
172 | #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ | |
71f95118 | 173 | |
5a1aceb0 | 174 | #define CONFIG_ENV_IS_IN_FLASH 1 |
0e8d1586 JCPV |
175 | #define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */ |
176 | #define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment */ | |
177 | #define CONFIG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */ | |
71f95118 WD |
178 | |
179 | /* Address and size of Redundant Environment Sector */ | |
0e8d1586 JCPV |
180 | #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE) |
181 | #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) | |
71f95118 | 182 | |
6d0f6bcf | 183 | #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */ |
67c31036 | 184 | |
7c803be2 WD |
185 | #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */ |
186 | ||
29f8f58f WD |
187 | /*----------------------------------------------------------------------- |
188 | * Dynamic MTD partition support | |
189 | */ | |
68d7d651 | 190 | #define CONFIG_CMD_MTDPARTS |
942556a9 SR |
191 | #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ |
192 | #define CONFIG_FLASH_CFI_MTD | |
29f8f58f WD |
193 | #define MTDIDS_DEFAULT "nor0=TQM8xxM-0" |
194 | ||
195 | #define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \ | |
196 | "128k(dtb)," \ | |
197 | "1920k(kernel)," \ | |
198 | "5632(rootfs)," \ | |
cd82919e | 199 | "4m(data)" |
29f8f58f | 200 | |
71f95118 WD |
201 | /*----------------------------------------------------------------------- |
202 | * Hardware Information Block | |
203 | */ | |
6d0f6bcf JCPV |
204 | #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */ |
205 | #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */ | |
206 | #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */ | |
71f95118 WD |
207 | |
208 | /*----------------------------------------------------------------------- | |
209 | * Cache Configuration | |
210 | */ | |
6d0f6bcf | 211 | #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
2694690e | 212 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 213 | #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ |
71f95118 WD |
214 | #endif |
215 | ||
216 | /*----------------------------------------------------------------------- | |
217 | * SYPCR - System Protection Control 11-9 | |
218 | * SYPCR can only be written once after reset! | |
219 | *----------------------------------------------------------------------- | |
220 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze | |
221 | */ | |
222 | #if defined(CONFIG_WATCHDOG) | |
6d0f6bcf | 223 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
71f95118 WD |
224 | SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) |
225 | #else | |
6d0f6bcf | 226 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) |
71f95118 WD |
227 | #endif |
228 | ||
229 | /*----------------------------------------------------------------------- | |
230 | * SIUMCR - SIU Module Configuration 11-6 | |
231 | *----------------------------------------------------------------------- | |
232 | * PCMCIA config., multi-function pin tri-state | |
233 | */ | |
234 | #ifndef CONFIG_CAN_DRIVER | |
6d0f6bcf | 235 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
71f95118 | 236 | #else /* we must activate GPL5 in the SIUMCR for CAN */ |
6d0f6bcf | 237 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
71f95118 WD |
238 | #endif /* CONFIG_CAN_DRIVER */ |
239 | ||
240 | /*----------------------------------------------------------------------- | |
241 | * TBSCR - Time Base Status and Control 11-26 | |
242 | *----------------------------------------------------------------------- | |
243 | * Clear Reference Interrupt Status, Timebase freezing enabled | |
244 | */ | |
6d0f6bcf | 245 | #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) |
71f95118 WD |
246 | |
247 | /*----------------------------------------------------------------------- | |
248 | * RTCSC - Real-Time Clock Status and Control Register 11-27 | |
249 | *----------------------------------------------------------------------- | |
250 | */ | |
6d0f6bcf | 251 | #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) |
71f95118 WD |
252 | |
253 | /*----------------------------------------------------------------------- | |
254 | * PISCR - Periodic Interrupt Status and Control 11-31 | |
255 | *----------------------------------------------------------------------- | |
256 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled | |
257 | */ | |
6d0f6bcf | 258 | #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF) |
71f95118 WD |
259 | |
260 | /*----------------------------------------------------------------------- | |
261 | * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 | |
262 | *----------------------------------------------------------------------- | |
263 | * Reset PLL lock status sticky bit, timer expired status bit and timer | |
264 | * interrupt status bit | |
71f95118 | 265 | */ |
6d0f6bcf | 266 | #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST) |
71f95118 WD |
267 | |
268 | /*----------------------------------------------------------------------- | |
269 | * SCCR - System Clock and reset Control Register 15-27 | |
270 | *----------------------------------------------------------------------- | |
271 | * Set clock output, timebase and RTC source and divider, | |
272 | * power management and some other internal clocks | |
273 | */ | |
274 | #define SCCR_MASK SCCR_EBDF11 | |
6d0f6bcf | 275 | #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ |
71f95118 WD |
276 | SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ |
277 | SCCR_DFALCD00) | |
71f95118 WD |
278 | |
279 | /*----------------------------------------------------------------------- | |
280 | * PCMCIA stuff | |
281 | *----------------------------------------------------------------------- | |
282 | * | |
283 | */ | |
6d0f6bcf JCPV |
284 | #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000) |
285 | #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 ) | |
286 | #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000) | |
287 | #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 ) | |
288 | #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000) | |
289 | #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 ) | |
290 | #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000) | |
291 | #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 ) | |
71f95118 WD |
292 | |
293 | /*----------------------------------------------------------------------- | |
294 | * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter) | |
295 | *----------------------------------------------------------------------- | |
296 | */ | |
297 | ||
8d1165e1 | 298 | #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */ |
71f95118 WD |
299 | #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */ |
300 | ||
301 | #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ | |
302 | #undef CONFIG_IDE_LED /* LED for ide not supported */ | |
303 | #undef CONFIG_IDE_RESET /* reset for ide not supported */ | |
304 | ||
6d0f6bcf JCPV |
305 | #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */ |
306 | #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */ | |
71f95118 | 307 | |
6d0f6bcf | 308 | #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000 |
71f95118 | 309 | |
6d0f6bcf | 310 | #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR |
71f95118 WD |
311 | |
312 | /* Offset for data I/O */ | |
6d0f6bcf | 313 | #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
71f95118 WD |
314 | |
315 | /* Offset for normal register accesses */ | |
6d0f6bcf | 316 | #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
71f95118 WD |
317 | |
318 | /* Offset for alternate registers */ | |
6d0f6bcf | 319 | #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 |
71f95118 WD |
320 | |
321 | /*----------------------------------------------------------------------- | |
322 | * | |
323 | *----------------------------------------------------------------------- | |
324 | * | |
325 | */ | |
6d0f6bcf | 326 | #define CONFIG_SYS_DER 0 |
71f95118 WD |
327 | |
328 | /* | |
329 | * Init Memory Controller: | |
330 | * | |
331 | * BR0/1 and OR0/1 (FLASH) | |
332 | */ | |
333 | ||
334 | #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */ | |
335 | #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #1 */ | |
336 | ||
337 | /* used to re-map FLASH both when starting from SRAM or FLASH: | |
338 | * restrict access enough to keep SRAM working (if any) | |
339 | * but not too much to meddle with FLASH accesses | |
340 | */ | |
6d0f6bcf JCPV |
341 | #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */ |
342 | #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */ | |
71f95118 WD |
343 | |
344 | /* | |
345 | * FLASH timing: | |
346 | */ | |
6d0f6bcf | 347 | #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \ |
71f95118 | 348 | OR_SCY_3_CLK | OR_EHTR | OR_BI) |
71f95118 | 349 | |
6d0f6bcf JCPV |
350 | #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
351 | #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) | |
352 | #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V ) | |
71f95118 | 353 | |
6d0f6bcf JCPV |
354 | #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP |
355 | #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM | |
356 | #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V ) | |
71f95118 WD |
357 | |
358 | /* | |
359 | * BR2/3 and OR2/3 (SDRAM) | |
360 | * | |
361 | */ | |
362 | #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */ | |
363 | #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */ | |
364 | #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */ | |
365 | ||
366 | /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */ | |
6d0f6bcf | 367 | #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 |
71f95118 | 368 | |
6d0f6bcf JCPV |
369 | #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM ) |
370 | #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) | |
71f95118 WD |
371 | |
372 | #ifndef CONFIG_CAN_DRIVER | |
6d0f6bcf JCPV |
373 | #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM |
374 | #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) | |
71f95118 | 375 | #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */ |
6d0f6bcf JCPV |
376 | #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */ |
377 | #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */ | |
378 | #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI) | |
379 | #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \ | |
71f95118 WD |
380 | BR_PS_8 | BR_MS_UPMB | BR_V ) |
381 | #endif /* CONFIG_CAN_DRIVER */ | |
382 | ||
383 | /* | |
384 | * Memory Periodic Timer Prescaler | |
385 | * | |
386 | * The Divider for PTA (refresh timer) configuration is based on an | |
387 | * example SDRAM configuration (64 MBit, one bank). The adjustment to | |
388 | * the number of chip selects (NCS) and the actually needed refresh | |
389 | * rate is done by setting MPTPR. | |
390 | * | |
391 | * PTA is calculated from | |
392 | * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS) | |
393 | * | |
394 | * gclk CPU clock (not bus clock!) | |
395 | * Trefresh Refresh cycle * 4 (four word bursts used) | |
396 | * | |
397 | * 4096 Rows from SDRAM example configuration | |
398 | * 1000 factor s -> ms | |
399 | * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration | |
400 | * 4 Number of refresh cycles per period | |
401 | * 64 Refresh cycle in ms per number of rows | |
402 | * -------------------------------------------- | |
403 | * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000 | |
404 | * | |
405 | * 50 MHz => 50.000.000 / Divider = 98 | |
406 | * 66 Mhz => 66.000.000 / Divider = 129 | |
407 | * 80 Mhz => 80.000.000 / Divider = 156 | |
408 | * 100 Mhz => 100.000.000 / Divider = 195 | |
409 | */ | |
e9132ea9 | 410 | |
6d0f6bcf JCPV |
411 | #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64)) |
412 | #define CONFIG_SYS_MAMR_PTA 98 | |
71f95118 WD |
413 | |
414 | /* | |
415 | * For 16 MBit, refresh rates could be 31.3 us | |
416 | * (= 64 ms / 2K = 125 / quad bursts). | |
417 | * For a simpler initialization, 15.6 us is used instead. | |
418 | * | |
6d0f6bcf JCPV |
419 | * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks |
420 | * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank | |
71f95118 | 421 | */ |
6d0f6bcf JCPV |
422 | #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */ |
423 | #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */ | |
71f95118 WD |
424 | |
425 | /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */ | |
6d0f6bcf JCPV |
426 | #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */ |
427 | #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */ | |
71f95118 WD |
428 | |
429 | /* | |
430 | * MAMR settings for SDRAM | |
431 | */ | |
432 | ||
433 | /* 8 column SDRAM */ | |
6d0f6bcf | 434 | #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
71f95118 WD |
435 | MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ |
436 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
437 | /* 9 column SDRAM */ | |
6d0f6bcf | 438 | #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
71f95118 WD |
439 | MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ |
440 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
441 | ||
71f95118 WD |
442 | #define CONFIG_SCC1_ENET |
443 | #define CONFIG_FEC_ENET | |
48690d80 | 444 | #define CONFIG_ETHPRIME "SCC" |
71f95118 | 445 | |
7026ead0 HS |
446 | #define CONFIG_HWCONFIG 1 |
447 | ||
71f95118 | 448 | #endif /* __CONFIG_H */ |