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f12e568c | 1 | /* |
23c5d253 | 2 | * (C) Copyright 2000-2014 |
f12e568c WD |
3 | * Wolfgang Denk, DENX Software Engineering, [email protected]. |
4 | * | |
1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
f12e568c 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_TQM860M 1 /* ...on a TQM8xxM module */ | |
23c5d253 | 22 | #define CONFIG_DISPLAY_BOARDINFO |
f12e568c | 23 | |
2ae18241 WD |
24 | #define CONFIG_SYS_TEXT_BASE 0x40000000 |
25 | ||
f12e568c | 26 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ |
3cb7a480 WD |
27 | #define CONFIG_SYS_SMC_RXBUFLEN 128 |
28 | #define CONFIG_SYS_MAXIDLE 10 | |
f12e568c WD |
29 | #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */ |
30 | ||
ae3af05e | 31 | #define CONFIG_BOOTCOUNT_LIMIT |
f12e568c | 32 | |
ae3af05e | 33 | #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ |
f12e568c WD |
34 | |
35 | #define CONFIG_BOARD_TYPES 1 /* support board types */ | |
36 | ||
37 | #define CONFIG_PREBOOT "echo;" \ | |
32bf3d14 | 38 | "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \ |
f12e568c WD |
39 | "echo" |
40 | ||
41 | #undef CONFIG_BOOTARGS | |
42 | ||
43 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
44 | "netdev=eth0\0" \ | |
45 | "nfsargs=setenv bootargs root=/dev/nfs rw " \ | |
fe126d8b | 46 | "nfsroot=${serverip}:${rootpath}\0" \ |
f12e568c | 47 | "ramargs=setenv bootargs root=/dev/ram rw\0" \ |
fe126d8b WD |
48 | "addip=setenv bootargs ${bootargs} " \ |
49 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ | |
50 | ":${hostname}:${netdev}:off panic=1\0" \ | |
f12e568c | 51 | "flash_nfs=run nfsargs addip;" \ |
fe126d8b | 52 | "bootm ${kernel_addr}\0" \ |
f12e568c | 53 | "flash_self=run ramargs addip;" \ |
fe126d8b WD |
54 | "bootm ${kernel_addr} ${ramdisk_addr}\0" \ |
55 | "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ | |
f12e568c | 56 | "rootpath=/opt/eldk/ppc_8xx\0" \ |
29f8f58f WD |
57 | "hostname=TQM860M\0" \ |
58 | "bootfile=TQM860M/uImage\0" \ | |
da3aad55 MK |
59 | "fdt_addr=400C0000\0" \ |
60 | "kernel_addr=40100000\0" \ | |
eb6da805 | 61 | "ramdisk_addr=40280000\0" \ |
29f8f58f | 62 | "u-boot=TQM860M/u-image.bin\0" \ |
da3aad55 | 63 | "load=tftp 200000 ${u-boot}\0" \ |
29f8f58f WD |
64 | "update=prot off 40000000 +${filesize};" \ |
65 | "era 40000000 +${filesize};" \ | |
da3aad55 | 66 | "cp.b 200000 40000000 ${filesize};" \ |
29f8f58f | 67 | "sete filesize;save\0" \ |
f12e568c WD |
68 | "" |
69 | #define CONFIG_BOOTCOMMAND "run flash_self" | |
70 | ||
71 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
6d0f6bcf | 72 | #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ |
f12e568c WD |
73 | |
74 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
75 | ||
76 | #define CONFIG_STATUS_LED 1 /* Status LED enabled */ | |
77 | ||
78 | #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */ | |
79 | ||
37d4bb70 JL |
80 | /* |
81 | * BOOTP options | |
82 | */ | |
83 | #define CONFIG_BOOTP_SUBNETMASK | |
84 | #define CONFIG_BOOTP_GATEWAY | |
85 | #define CONFIG_BOOTP_HOSTNAME | |
86 | #define CONFIG_BOOTP_BOOTPATH | |
87 | #define CONFIG_BOOTP_BOOTFILESIZE | |
88 | ||
f12e568c WD |
89 | |
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 | /* | |
97 | * Command line configuration. | |
98 | */ | |
2694690e JL |
99 | #define CONFIG_CMD_ASKENV |
100 | #define CONFIG_CMD_DATE | |
9a63b7f4 | 101 | #define CONFIG_CMD_EXT2 |
2694690e | 102 | #define CONFIG_CMD_IDE |
29f8f58f | 103 | #define CONFIG_CMD_JFFS2 |
f12e568c | 104 | |
29f8f58f WD |
105 | #define CONFIG_NETCONSOLE |
106 | ||
f12e568c WD |
107 | /* |
108 | * Miscellaneous configurable options | |
109 | */ | |
6d0f6bcf | 110 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
f12e568c | 111 | |
2751a95a | 112 | #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ |
f12e568c | 113 | |
2694690e | 114 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 115 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
f12e568c | 116 | #else |
6d0f6bcf | 117 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
f12e568c | 118 | #endif |
6d0f6bcf JCPV |
119 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
120 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ | |
121 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ | |
f12e568c | 122 | |
6d0f6bcf JCPV |
123 | #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ |
124 | #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ | |
f12e568c | 125 | |
6d0f6bcf | 126 | #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ |
f12e568c | 127 | |
f12e568c WD |
128 | /* |
129 | * Low Level Configuration Settings | |
130 | * (address mappings, register initial values, etc.) | |
131 | * You should know what you are doing if you make changes here. | |
132 | */ | |
133 | /*----------------------------------------------------------------------- | |
134 | * Internal Memory Mapped Register | |
135 | */ | |
6d0f6bcf | 136 | #define CONFIG_SYS_IMMR 0xFFF00000 |
f12e568c WD |
137 | |
138 | /*----------------------------------------------------------------------- | |
139 | * Definitions for initial stack pointer and data area (in DPRAM) | |
140 | */ | |
6d0f6bcf | 141 | #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
553f0982 | 142 | #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */ |
25ddd1fb | 143 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
6d0f6bcf | 144 | #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
f12e568c WD |
145 | |
146 | /*----------------------------------------------------------------------- | |
147 | * Start addresses for the final memory configuration | |
148 | * (Set up by the startup code) | |
6d0f6bcf | 149 | * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
f12e568c | 150 | */ |
6d0f6bcf JCPV |
151 | #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
152 | #define CONFIG_SYS_FLASH_BASE 0x40000000 | |
153 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
154 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE | |
155 | #define CONFIG_SYS_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */ | |
f12e568c WD |
156 | |
157 | /* | |
158 | * For booting Linux, the board info and command line data | |
159 | * have to be in the first 8 MB of memory, since this is | |
160 | * the maximum mapped by the Linux kernel during initialization. | |
161 | */ | |
6d0f6bcf | 162 | #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
f12e568c WD |
163 | |
164 | /*----------------------------------------------------------------------- | |
165 | * FLASH organization | |
166 | */ | |
e318d9e9 | 167 | /* use CFI flash driver */ |
6d0f6bcf | 168 | #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */ |
00b1883a | 169 | #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */ |
6d0f6bcf JCPV |
170 | #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } |
171 | #define CONFIG_SYS_FLASH_EMPTY_INFO | |
172 | #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 | |
173 | #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ | |
174 | #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ | |
f12e568c | 175 | |
5a1aceb0 | 176 | #define CONFIG_ENV_IS_IN_FLASH 1 |
0e8d1586 JCPV |
177 | #define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */ |
178 | #define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */ | |
179 | #define CONFIG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */ | |
f12e568c WD |
180 | |
181 | /* Address and size of Redundant Environment Sector */ | |
0e8d1586 JCPV |
182 | #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE) |
183 | #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) | |
f12e568c | 184 | |
6d0f6bcf | 185 | #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */ |
67c31036 | 186 | |
7c803be2 WD |
187 | #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */ |
188 | ||
29f8f58f WD |
189 | /*----------------------------------------------------------------------- |
190 | * Dynamic MTD partition support | |
191 | */ | |
68d7d651 | 192 | #define CONFIG_CMD_MTDPARTS |
942556a9 SR |
193 | #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ |
194 | #define CONFIG_FLASH_CFI_MTD | |
29f8f58f WD |
195 | #define MTDIDS_DEFAULT "nor0=TQM8xxM-0" |
196 | ||
197 | #define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \ | |
198 | "128k(dtb)," \ | |
199 | "1920k(kernel)," \ | |
200 | "5632(rootfs)," \ | |
cd82919e | 201 | "4m(data)" |
29f8f58f | 202 | |
f12e568c WD |
203 | /*----------------------------------------------------------------------- |
204 | * Hardware Information Block | |
205 | */ | |
6d0f6bcf JCPV |
206 | #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */ |
207 | #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */ | |
208 | #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */ | |
f12e568c WD |
209 | |
210 | /*----------------------------------------------------------------------- | |
211 | * Cache Configuration | |
212 | */ | |
6d0f6bcf | 213 | #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
2694690e | 214 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 215 | #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ |
f12e568c WD |
216 | #endif |
217 | ||
218 | /*----------------------------------------------------------------------- | |
219 | * SYPCR - System Protection Control 11-9 | |
220 | * SYPCR can only be written once after reset! | |
221 | *----------------------------------------------------------------------- | |
222 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze | |
223 | */ | |
224 | #if defined(CONFIG_WATCHDOG) | |
6d0f6bcf | 225 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
f12e568c WD |
226 | SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) |
227 | #else | |
6d0f6bcf | 228 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) |
f12e568c WD |
229 | #endif |
230 | ||
231 | /*----------------------------------------------------------------------- | |
232 | * SIUMCR - SIU Module Configuration 11-6 | |
233 | *----------------------------------------------------------------------- | |
234 | * PCMCIA config., multi-function pin tri-state | |
235 | */ | |
236 | #ifndef CONFIG_CAN_DRIVER | |
6d0f6bcf | 237 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
f12e568c | 238 | #else /* we must activate GPL5 in the SIUMCR for CAN */ |
6d0f6bcf | 239 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
f12e568c WD |
240 | #endif /* CONFIG_CAN_DRIVER */ |
241 | ||
242 | /*----------------------------------------------------------------------- | |
243 | * TBSCR - Time Base Status and Control 11-26 | |
244 | *----------------------------------------------------------------------- | |
245 | * Clear Reference Interrupt Status, Timebase freezing enabled | |
246 | */ | |
6d0f6bcf | 247 | #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) |
f12e568c WD |
248 | |
249 | /*----------------------------------------------------------------------- | |
250 | * RTCSC - Real-Time Clock Status and Control Register 11-27 | |
251 | *----------------------------------------------------------------------- | |
252 | */ | |
6d0f6bcf | 253 | #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) |
f12e568c WD |
254 | |
255 | /*----------------------------------------------------------------------- | |
256 | * PISCR - Periodic Interrupt Status and Control 11-31 | |
257 | *----------------------------------------------------------------------- | |
258 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled | |
259 | */ | |
6d0f6bcf | 260 | #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF) |
f12e568c WD |
261 | |
262 | /*----------------------------------------------------------------------- | |
263 | * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30 | |
264 | *----------------------------------------------------------------------- | |
265 | * Reset PLL lock status sticky bit, timer expired status bit and timer | |
266 | * interrupt status bit | |
f12e568c | 267 | */ |
6d0f6bcf | 268 | #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST) |
f12e568c WD |
269 | |
270 | /*----------------------------------------------------------------------- | |
271 | * SCCR - System Clock and reset Control Register 15-27 | |
272 | *----------------------------------------------------------------------- | |
273 | * Set clock output, timebase and RTC source and divider, | |
274 | * power management and some other internal clocks | |
275 | */ | |
276 | #define SCCR_MASK SCCR_EBDF11 | |
6d0f6bcf | 277 | #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ |
f12e568c WD |
278 | SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ |
279 | SCCR_DFALCD00) | |
f12e568c 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 ) | |
f12e568c WD |
294 | |
295 | /*----------------------------------------------------------------------- | |
296 | * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter) | |
297 | *----------------------------------------------------------------------- | |
298 | */ | |
299 | ||
8d1165e1 | 300 | #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */ |
f12e568c WD |
301 | #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */ |
302 | ||
303 | #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ | |
304 | #undef CONFIG_IDE_LED /* LED for ide not supported */ | |
305 | #undef CONFIG_IDE_RESET /* reset for ide not supported */ | |
306 | ||
6d0f6bcf JCPV |
307 | #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */ |
308 | #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */ | |
f12e568c | 309 | |
6d0f6bcf | 310 | #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000 |
f12e568c | 311 | |
6d0f6bcf | 312 | #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR |
f12e568c WD |
313 | |
314 | /* Offset for data I/O */ | |
6d0f6bcf | 315 | #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
f12e568c WD |
316 | |
317 | /* Offset for normal register accesses */ | |
6d0f6bcf | 318 | #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
f12e568c WD |
319 | |
320 | /* Offset for alternate registers */ | |
6d0f6bcf | 321 | #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 |
f12e568c WD |
322 | |
323 | /*----------------------------------------------------------------------- | |
324 | * | |
325 | *----------------------------------------------------------------------- | |
326 | * | |
327 | */ | |
6d0f6bcf | 328 | #define CONFIG_SYS_DER 0 |
f12e568c WD |
329 | |
330 | /* | |
331 | * Init Memory Controller: | |
332 | * | |
333 | * BR0/1 and OR0/1 (FLASH) | |
334 | */ | |
335 | ||
336 | #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */ | |
337 | #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */ | |
338 | ||
339 | /* used to re-map FLASH both when starting from SRAM or FLASH: | |
340 | * restrict access enough to keep SRAM working (if any) | |
341 | * but not too much to meddle with FLASH accesses | |
342 | */ | |
6d0f6bcf JCPV |
343 | #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */ |
344 | #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */ | |
f12e568c WD |
345 | |
346 | /* | |
347 | * FLASH timing: | |
348 | */ | |
6d0f6bcf | 349 | #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \ |
f12e568c | 350 | OR_SCY_3_CLK | OR_EHTR | OR_BI) |
f12e568c | 351 | |
6d0f6bcf JCPV |
352 | #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
353 | #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) | |
354 | #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V ) | |
f12e568c | 355 | |
6d0f6bcf JCPV |
356 | #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP |
357 | #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM | |
358 | #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V ) | |
f12e568c WD |
359 | |
360 | /* | |
361 | * BR2/3 and OR2/3 (SDRAM) | |
362 | * | |
363 | */ | |
364 | #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */ | |
365 | #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */ | |
dabad4b9 | 366 | #define SDRAM_MAX_SIZE 0x08000000 /* max 128 MB per bank */ |
f12e568c WD |
367 | |
368 | /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */ | |
6d0f6bcf | 369 | #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 |
f12e568c | 370 | |
6d0f6bcf JCPV |
371 | #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM ) |
372 | #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) | |
f12e568c WD |
373 | |
374 | #ifndef CONFIG_CAN_DRIVER | |
6d0f6bcf JCPV |
375 | #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM |
376 | #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) | |
f12e568c | 377 | #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */ |
6d0f6bcf JCPV |
378 | #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */ |
379 | #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */ | |
380 | #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI) | |
381 | #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \ | |
f12e568c WD |
382 | BR_PS_8 | BR_MS_UPMB | BR_V ) |
383 | #endif /* CONFIG_CAN_DRIVER */ | |
384 | ||
385 | /* | |
386 | * Memory Periodic Timer Prescaler | |
387 | * | |
388 | * The Divider for PTA (refresh timer) configuration is based on an | |
389 | * example SDRAM configuration (64 MBit, one bank). The adjustment to | |
390 | * the number of chip selects (NCS) and the actually needed refresh | |
391 | * rate is done by setting MPTPR. | |
392 | * | |
393 | * PTA is calculated from | |
394 | * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS) | |
395 | * | |
396 | * gclk CPU clock (not bus clock!) | |
397 | * Trefresh Refresh cycle * 4 (four word bursts used) | |
398 | * | |
399 | * 4096 Rows from SDRAM example configuration | |
400 | * 1000 factor s -> ms | |
401 | * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration | |
402 | * 4 Number of refresh cycles per period | |
403 | * 64 Refresh cycle in ms per number of rows | |
404 | * -------------------------------------------- | |
405 | * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000 | |
406 | * | |
407 | * 50 MHz => 50.000.000 / Divider = 98 | |
408 | * 66 Mhz => 66.000.000 / Divider = 129 | |
409 | * 80 Mhz => 80.000.000 / Divider = 156 | |
410 | */ | |
e9132ea9 | 411 | |
6d0f6bcf JCPV |
412 | #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64)) |
413 | #define CONFIG_SYS_MAMR_PTA 98 | |
f12e568c WD |
414 | |
415 | /* | |
416 | * For 16 MBit, refresh rates could be 31.3 us | |
417 | * (= 64 ms / 2K = 125 / quad bursts). | |
418 | * For a simpler initialization, 15.6 us is used instead. | |
419 | * | |
6d0f6bcf JCPV |
420 | * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks |
421 | * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank | |
f12e568c | 422 | */ |
6d0f6bcf JCPV |
423 | #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */ |
424 | #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */ | |
f12e568c WD |
425 | |
426 | /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */ | |
6d0f6bcf JCPV |
427 | #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */ |
428 | #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */ | |
f12e568c WD |
429 | |
430 | /* | |
431 | * MAMR settings for SDRAM | |
432 | */ | |
433 | ||
434 | /* 8 column SDRAM */ | |
6d0f6bcf | 435 | #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
f12e568c WD |
436 | MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ |
437 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
438 | /* 9 column SDRAM */ | |
6d0f6bcf | 439 | #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
f12e568c WD |
440 | MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ |
441 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
dabad4b9 | 442 | /* 10 column SDRAM */ |
6d0f6bcf | 443 | #define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
dabad4b9 JG |
444 | MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9 | \ |
445 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
f12e568c | 446 | |
f12e568c WD |
447 | #define CONFIG_SCC1_ENET |
448 | #define CONFIG_FEC_ENET | |
48690d80 | 449 | #define CONFIG_ETHPRIME "SCC" |
f12e568c | 450 | |
7026ead0 HS |
451 | #define CONFIG_HWCONFIG 1 |
452 | ||
f12e568c | 453 | #endif /* __CONFIG_H */ |