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Commit | Line | Data |
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d4ca31c4 | 1 | /* |
23c5d253 | 2 | * (C) Copyright 2000-2014 |
d4ca31c4 WD |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
4 | * | |
3765b3e7 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
d4ca31c4 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_MPC866 1 /* This is a MPC866 CPU */ | |
21 | #define CONFIG_TQM866M 1 /* ...on a TQM8xxM module */ | |
22 | ||
2ae18241 WD |
23 | #define CONFIG_SYS_TEXT_BASE 0x40000000 |
24 | ||
66ca92a5 | 25 | #define CONFIG_8xx_OSCLK 10000000 /* 10 MHz - PLL input clock */ |
6d0f6bcf JCPV |
26 | #define CONFIG_SYS_8xx_CPUCLK_MIN 15000000 /* 15 MHz - CPU minimum clock */ |
27 | #define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 /* 133 MHz - CPU maximum clock */ | |
66ca92a5 | 28 | #define CONFIG_8xx_CPUCLK_DEFAULT 50000000 /* 50 MHz - CPU default clock */ |
c178d3da WD |
29 | /* (it will be used if there is no */ |
30 | /* 'cpuclk' variable with valid value) */ | |
d4ca31c4 | 31 | |
6d0f6bcf | 32 | #undef CONFIG_SYS_MEASURE_CPUCLK /* Measure real cpu clock */ |
75d1ea7f WD |
33 | /* (function measure_gclk() */ |
34 | /* will be called) */ | |
6d0f6bcf JCPV |
35 | #ifdef CONFIG_SYS_MEASURE_CPUCLK |
36 | #define CONFIG_SYS_8XX_XIN 10000000 /* measure_gclk() needs this */ | |
75d1ea7f WD |
37 | #endif |
38 | ||
c178d3da | 39 | #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */ |
3cb7a480 WD |
40 | #define CONFIG_SYS_SMC_RXBUFLEN 128 |
41 | #define CONFIG_SYS_MAXIDLE 10 | |
d4ca31c4 | 42 | |
c178d3da | 43 | #define CONFIG_BOOTCOUNT_LIMIT |
d4ca31c4 | 44 | |
d4ca31c4 WD |
45 | |
46 | #define CONFIG_BOARD_TYPES 1 /* support board types */ | |
47 | ||
c178d3da | 48 | #define CONFIG_PREBOOT "echo;" \ |
32bf3d14 | 49 | "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \ |
d4ca31c4 WD |
50 | "echo" |
51 | ||
52 | #undef CONFIG_BOOTARGS | |
53 | ||
c178d3da | 54 | #define CONFIG_EXTRA_ENV_SETTINGS \ |
d4ca31c4 WD |
55 | "netdev=eth0\0" \ |
56 | "nfsargs=setenv bootargs root=/dev/nfs rw " \ | |
fe126d8b | 57 | "nfsroot=${serverip}:${rootpath}\0" \ |
d4ca31c4 | 58 | "ramargs=setenv bootargs root=/dev/ram rw\0" \ |
fe126d8b WD |
59 | "addip=setenv bootargs ${bootargs} " \ |
60 | "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ | |
61 | ":${hostname}:${netdev}:off panic=1\0" \ | |
d4ca31c4 | 62 | "flash_nfs=run nfsargs addip;" \ |
fe126d8b | 63 | "bootm ${kernel_addr}\0" \ |
d4ca31c4 | 64 | "flash_self=run ramargs addip;" \ |
fe126d8b WD |
65 | "bootm ${kernel_addr} ${ramdisk_addr}\0" \ |
66 | "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ | |
d4ca31c4 | 67 | "rootpath=/opt/eldk/ppc_8xx\0" \ |
29f8f58f WD |
68 | "hostname=TQM866M\0" \ |
69 | "bootfile=TQM866M/uImage\0" \ | |
9ef57bbe MK |
70 | "fdt_addr=400C0000\0" \ |
71 | "kernel_addr=40100000\0" \ | |
eb6da805 | 72 | "ramdisk_addr=40280000\0" \ |
29f8f58f | 73 | "u-boot=TQM866M/u-image.bin\0" \ |
9ef57bbe | 74 | "load=tftp 200000 ${u-boot}\0" \ |
29f8f58f WD |
75 | "update=prot off 40000000 +${filesize};" \ |
76 | "era 40000000 +${filesize};" \ | |
9ef57bbe | 77 | "cp.b 200000 40000000 ${filesize};" \ |
29f8f58f | 78 | "sete filesize;save\0" \ |
d4ca31c4 WD |
79 | "" |
80 | #define CONFIG_BOOTCOMMAND "run flash_self" | |
81 | ||
82 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
6d0f6bcf | 83 | #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */ |
d4ca31c4 WD |
84 | |
85 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
86 | ||
d4ca31c4 WD |
87 | #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */ |
88 | ||
89 | /* enable I2C and select the hardware/software driver */ | |
ea818dbb HS |
90 | #define CONFIG_SYS_I2C |
91 | #define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */ | |
92 | #define CONFIG_SYS_I2C_SOFT_SPEED 93000 /* 93 kHz is supposed to work */ | |
93 | #define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE | |
d4ca31c4 | 94 | |
d4ca31c4 WD |
95 | /* |
96 | * Software (bit-bang) I2C driver configuration | |
97 | */ | |
98 | #define PB_SCL 0x00000020 /* PB 26 */ | |
99 | #define PB_SDA 0x00000010 /* PB 27 */ | |
100 | ||
101 | #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL) | |
102 | #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA) | |
103 | #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA) | |
104 | #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0) | |
105 | #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \ | |
c178d3da | 106 | else immr->im_cpm.cp_pbdat &= ~PB_SDA |
d4ca31c4 | 107 | #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \ |
c178d3da | 108 | else immr->im_cpm.cp_pbdat &= ~PB_SCL |
d4ca31c4 | 109 | #define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */ |
d4ca31c4 | 110 | |
6d0f6bcf JCPV |
111 | #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM AT24C256 */ |
112 | #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* two byte address */ | |
113 | #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 | |
114 | #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ | |
d4ca31c4 | 115 | |
37d4bb70 JL |
116 | /* |
117 | * BOOTP options | |
118 | */ | |
119 | #define CONFIG_BOOTP_SUBNETMASK | |
120 | #define CONFIG_BOOTP_GATEWAY | |
121 | #define CONFIG_BOOTP_HOSTNAME | |
122 | #define CONFIG_BOOTP_BOOTPATH | |
123 | #define CONFIG_BOOTP_BOOTFILESIZE | |
124 | ||
a6cccaea WD |
125 | #undef CONFIG_RTC_MPC8xx /* MPC866 does not support RTC */ |
126 | ||
127 | #define CONFIG_TIMESTAMP /* but print image timestmps */ | |
d4ca31c4 | 128 | |
2694690e JL |
129 | /* |
130 | * Command line configuration. | |
131 | */ | |
2694690e | 132 | #define CONFIG_CMD_IDE |
29f8f58f | 133 | #define CONFIG_CMD_JFFS2 |
29f8f58f WD |
134 | |
135 | #define CONFIG_NETCONSOLE | |
2694690e | 136 | |
d4ca31c4 WD |
137 | /* |
138 | * Miscellaneous configurable options | |
139 | */ | |
6d0f6bcf | 140 | #define CONFIG_SYS_LONGHELP /* undef to save memory */ |
d4ca31c4 | 141 | |
2751a95a | 142 | #define CONFIG_CMDLINE_EDITING 1 /* add command line history */ |
d4ca31c4 | 143 | |
2694690e | 144 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 145 | #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
d4ca31c4 | 146 | #else |
6d0f6bcf | 147 | #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ |
d4ca31c4 | 148 | #endif |
6d0f6bcf JCPV |
149 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ |
150 | #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ | |
151 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ | |
d4ca31c4 | 152 | |
6d0f6bcf JCPV |
153 | #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */ |
154 | #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ | |
d4ca31c4 | 155 | |
6d0f6bcf | 156 | #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ |
d4ca31c4 | 157 | |
d4ca31c4 WD |
158 | /* |
159 | * Low Level Configuration Settings | |
160 | * (address mappings, register initial values, etc.) | |
161 | * You should know what you are doing if you make changes here. | |
162 | */ | |
163 | /*----------------------------------------------------------------------- | |
164 | * Internal Memory Mapped Register | |
165 | */ | |
6d0f6bcf | 166 | #define CONFIG_SYS_IMMR 0xFFF00000 |
d4ca31c4 WD |
167 | |
168 | /*----------------------------------------------------------------------- | |
169 | * Definitions for initial stack pointer and data area (in DPRAM) | |
170 | */ | |
6d0f6bcf | 171 | #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR |
553f0982 | 172 | #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */ |
25ddd1fb | 173 | #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) |
6d0f6bcf | 174 | #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET |
d4ca31c4 WD |
175 | |
176 | /*----------------------------------------------------------------------- | |
177 | * Start addresses for the final memory configuration | |
178 | * (Set up by the startup code) | |
6d0f6bcf | 179 | * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 |
d4ca31c4 | 180 | */ |
6d0f6bcf JCPV |
181 | #define CONFIG_SYS_SDRAM_BASE 0x00000000 |
182 | #define CONFIG_SYS_FLASH_BASE 0x40000000 | |
183 | #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
184 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE | |
185 | #define CONFIG_SYS_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */ | |
d4ca31c4 WD |
186 | |
187 | /* | |
188 | * For booting Linux, the board info and command line data | |
189 | * have to be in the first 8 MB of memory, since this is | |
190 | * the maximum mapped by the Linux kernel during initialization. | |
191 | */ | |
6d0f6bcf | 192 | #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ |
d4ca31c4 WD |
193 | |
194 | /*----------------------------------------------------------------------- | |
195 | * FLASH organization | |
196 | */ | |
e318d9e9 | 197 | /* use CFI flash driver */ |
6d0f6bcf | 198 | #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */ |
00b1883a | 199 | #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */ |
6d0f6bcf JCPV |
200 | #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE } |
201 | #define CONFIG_SYS_FLASH_EMPTY_INFO | |
202 | #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 | |
203 | #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ | |
204 | #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ | |
d4ca31c4 | 205 | |
5a1aceb0 | 206 | #define CONFIG_ENV_IS_IN_FLASH 1 |
0e8d1586 JCPV |
207 | #define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */ |
208 | #define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */ | |
209 | #define CONFIG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */ | |
d4ca31c4 WD |
210 | |
211 | /* Address and size of Redundant Environment Sector */ | |
0e8d1586 JCPV |
212 | #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE) |
213 | #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) | |
d4ca31c4 | 214 | |
6d0f6bcf | 215 | #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */ |
67c31036 | 216 | |
7c803be2 WD |
217 | #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */ |
218 | ||
29f8f58f WD |
219 | /*----------------------------------------------------------------------- |
220 | * Dynamic MTD partition support | |
221 | */ | |
68d7d651 | 222 | #define CONFIG_CMD_MTDPARTS |
942556a9 SR |
223 | #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ |
224 | #define CONFIG_FLASH_CFI_MTD | |
29f8f58f WD |
225 | #define MTDIDS_DEFAULT "nor0=TQM8xxM-0" |
226 | ||
227 | #define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \ | |
228 | "128k(dtb)," \ | |
229 | "1920k(kernel)," \ | |
230 | "5632(rootfs)," \ | |
cd82919e | 231 | "4m(data)" |
29f8f58f | 232 | |
d4ca31c4 WD |
233 | /*----------------------------------------------------------------------- |
234 | * Hardware Information Block | |
235 | */ | |
6d0f6bcf JCPV |
236 | #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */ |
237 | #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */ | |
238 | #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */ | |
d4ca31c4 WD |
239 | |
240 | /*----------------------------------------------------------------------- | |
241 | * Cache Configuration | |
242 | */ | |
6d0f6bcf | 243 | #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */ |
2694690e | 244 | #if defined(CONFIG_CMD_KGDB) |
6d0f6bcf | 245 | #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */ |
d4ca31c4 WD |
246 | #endif |
247 | ||
248 | /*----------------------------------------------------------------------- | |
249 | * SYPCR - System Protection Control 11-9 | |
250 | * SYPCR can only be written once after reset! | |
251 | *----------------------------------------------------------------------- | |
252 | * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze | |
253 | */ | |
254 | #if defined(CONFIG_WATCHDOG) | |
6d0f6bcf | 255 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \ |
d4ca31c4 WD |
256 | SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP) |
257 | #else | |
6d0f6bcf | 258 | #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP) |
d4ca31c4 WD |
259 | #endif |
260 | ||
261 | /*----------------------------------------------------------------------- | |
262 | * SIUMCR - SIU Module Configuration 11-6 | |
263 | *----------------------------------------------------------------------- | |
264 | * PCMCIA config., multi-function pin tri-state | |
265 | */ | |
c178d3da | 266 | #ifndef CONFIG_CAN_DRIVER |
6d0f6bcf | 267 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
d4ca31c4 | 268 | #else /* we must activate GPL5 in the SIUMCR for CAN */ |
6d0f6bcf | 269 | #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01) |
d4ca31c4 WD |
270 | #endif /* CONFIG_CAN_DRIVER */ |
271 | ||
272 | /*----------------------------------------------------------------------- | |
273 | * TBSCR - Time Base Status and Control 11-26 | |
274 | *----------------------------------------------------------------------- | |
275 | * Clear Reference Interrupt Status, Timebase freezing enabled | |
276 | */ | |
6d0f6bcf | 277 | #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) |
d4ca31c4 | 278 | |
d4ca31c4 WD |
279 | /*----------------------------------------------------------------------- |
280 | * PISCR - Periodic Interrupt Status and Control 11-31 | |
281 | *----------------------------------------------------------------------- | |
282 | * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled | |
283 | */ | |
6d0f6bcf | 284 | #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF) |
d4ca31c4 | 285 | |
d4ca31c4 WD |
286 | /*----------------------------------------------------------------------- |
287 | * SCCR - System Clock and reset Control Register 15-27 | |
288 | *----------------------------------------------------------------------- | |
289 | * Set clock output, timebase and RTC source and divider, | |
290 | * power management and some other internal clocks | |
291 | */ | |
292 | #define SCCR_MASK SCCR_EBDF11 | |
6d0f6bcf | 293 | #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \ |
d4ca31c4 WD |
294 | SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \ |
295 | SCCR_DFALCD00) | |
d4ca31c4 WD |
296 | |
297 | /*----------------------------------------------------------------------- | |
298 | * PCMCIA stuff | |
299 | *----------------------------------------------------------------------- | |
300 | * | |
301 | */ | |
6d0f6bcf JCPV |
302 | #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000) |
303 | #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 ) | |
304 | #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000) | |
305 | #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 ) | |
306 | #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000) | |
307 | #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 ) | |
308 | #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000) | |
309 | #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 ) | |
d4ca31c4 WD |
310 | |
311 | /*----------------------------------------------------------------------- | |
312 | * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter) | |
313 | *----------------------------------------------------------------------- | |
314 | */ | |
315 | ||
8d1165e1 | 316 | #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */ |
c178d3da | 317 | #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */ |
d4ca31c4 | 318 | |
c178d3da WD |
319 | #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */ |
320 | #undef CONFIG_IDE_LED /* LED for ide not supported */ | |
d4ca31c4 WD |
321 | #undef CONFIG_IDE_RESET /* reset for ide not supported */ |
322 | ||
6d0f6bcf JCPV |
323 | #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */ |
324 | #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */ | |
d4ca31c4 | 325 | |
6d0f6bcf | 326 | #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000 |
d4ca31c4 | 327 | |
6d0f6bcf | 328 | #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR |
d4ca31c4 WD |
329 | |
330 | /* Offset for data I/O */ | |
6d0f6bcf | 331 | #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
d4ca31c4 WD |
332 | |
333 | /* Offset for normal register accesses */ | |
6d0f6bcf | 334 | #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320) |
d4ca31c4 WD |
335 | |
336 | /* Offset for alternate registers */ | |
6d0f6bcf | 337 | #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100 |
d4ca31c4 WD |
338 | |
339 | /*----------------------------------------------------------------------- | |
340 | * | |
341 | *----------------------------------------------------------------------- | |
342 | * | |
343 | */ | |
6d0f6bcf | 344 | #define CONFIG_SYS_DER 0 |
d4ca31c4 WD |
345 | |
346 | /* | |
347 | * Init Memory Controller: | |
348 | * | |
349 | * BR0/1 and OR0/1 (FLASH) | |
350 | */ | |
351 | ||
352 | #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */ | |
353 | #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */ | |
354 | ||
355 | /* used to re-map FLASH both when starting from SRAM or FLASH: | |
356 | * restrict access enough to keep SRAM working (if any) | |
357 | * but not too much to meddle with FLASH accesses | |
358 | */ | |
6d0f6bcf JCPV |
359 | #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */ |
360 | #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */ | |
d4ca31c4 WD |
361 | |
362 | /* | |
c178d3da | 363 | * FLASH timing: Default value of OR0 after reset |
d4ca31c4 | 364 | */ |
6d0f6bcf | 365 | #define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_MSK | OR_BI | \ |
c178d3da | 366 | OR_SCY_15_CLK | OR_TRLX) |
d4ca31c4 | 367 | |
6d0f6bcf JCPV |
368 | #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) |
369 | #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH) | |
370 | #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V ) | |
d4ca31c4 | 371 | |
6d0f6bcf JCPV |
372 | #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP |
373 | #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM | |
374 | #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V ) | |
d4ca31c4 WD |
375 | |
376 | /* | |
377 | * BR2/3 and OR2/3 (SDRAM) | |
378 | * | |
379 | */ | |
380 | #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */ | |
381 | #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */ | |
c178d3da | 382 | #define SDRAM_MAX_SIZE (256 << 20) /* max 256 MB per bank */ |
d4ca31c4 WD |
383 | |
384 | /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */ | |
6d0f6bcf | 385 | #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00 |
d4ca31c4 | 386 | |
6d0f6bcf JCPV |
387 | #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM ) |
388 | #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) | |
d4ca31c4 | 389 | |
c178d3da | 390 | #ifndef CONFIG_CAN_DRIVER |
6d0f6bcf JCPV |
391 | #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM |
392 | #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) | |
d4ca31c4 | 393 | #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */ |
6d0f6bcf JCPV |
394 | #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */ |
395 | #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */ | |
396 | #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI) | |
397 | #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \ | |
d4ca31c4 WD |
398 | BR_PS_8 | BR_MS_UPMB | BR_V ) |
399 | #endif /* CONFIG_CAN_DRIVER */ | |
400 | ||
c178d3da | 401 | /* |
c178d3da WD |
402 | * 4096 Rows from SDRAM example configuration |
403 | * 1000 factor s -> ms | |
404 | * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration | |
405 | * 4 Number of refresh cycles per period | |
406 | * 64 Refresh cycle in ms per number of rows | |
407 | */ | |
6d0f6bcf | 408 | #define CONFIG_SYS_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64)) |
c178d3da | 409 | |
d4ca31c4 | 410 | /* |
d43e489b MK |
411 | * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad) |
412 | * | |
413 | * CPUclock(MHz) * 31.2 | |
6d0f6bcf | 414 | * CONFIG_SYS_MAMR_PTA = ----------------------------------- with DFBRG = 0 |
d43e489b MK |
415 | * 2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16 |
416 | * | |
6d0f6bcf JCPV |
417 | * CPU clock = 15 MHz: CONFIG_SYS_MAMR_PTA = 29 -> 4 * 7.73 us |
418 | * CPU clock = 50 MHz: CONFIG_SYS_MAMR_PTA = 97 -> 4 * 7.76 us | |
419 | * CPU clock = 66 MHz: CONFIG_SYS_MAMR_PTA = 128 -> 4 * 7.75 us | |
420 | * CPU clock = 133 MHz: CONFIG_SYS_MAMR_PTA = 255 -> 4 * 7.67 us | |
d43e489b MK |
421 | * |
422 | * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will | |
423 | * be met also in the default configuration, i.e. if environment variable | |
424 | * 'cpuclk' is not set. | |
d4ca31c4 | 425 | */ |
6d0f6bcf | 426 | #define CONFIG_SYS_MAMR_PTA 97 |
d4ca31c4 WD |
427 | |
428 | /* | |
d43e489b | 429 | * Memory Periodic Timer Prescaler Register (MPTPR) values. |
d4ca31c4 | 430 | */ |
d43e489b | 431 | /* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */ |
6d0f6bcf | 432 | #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 |
d43e489b | 433 | /* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */ |
6d0f6bcf | 434 | #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 |
d4ca31c4 WD |
435 | |
436 | /* | |
437 | * MAMR settings for SDRAM | |
438 | */ | |
439 | ||
440 | /* 8 column SDRAM */ | |
6d0f6bcf | 441 | #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
d4ca31c4 WD |
442 | MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \ |
443 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
444 | /* 9 column SDRAM */ | |
6d0f6bcf | 445 | #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
d4ca31c4 WD |
446 | MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \ |
447 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
c178d3da | 448 | /* 10 column SDRAM */ |
6d0f6bcf | 449 | #define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \ |
c178d3da WD |
450 | MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9 | \ |
451 | MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X) | |
d4ca31c4 | 452 | |
d4ca31c4 WD |
453 | #define CONFIG_SCC1_ENET |
454 | #define CONFIG_FEC_ENET | |
48690d80 | 455 | #define CONFIG_ETHPRIME "SCC" |
d4ca31c4 | 456 | |
7026ead0 HS |
457 | #define CONFIG_HWCONFIG 1 |
458 | ||
d4ca31c4 | 459 | #endif /* __CONFIG_H */ |