]> git.ipfire.org Git - people/ms/u-boot.git/blame - include/configs/TQM862M.h
Licenses: introduce SPDX Unique Lincense Identifiers
[people/ms/u-boot.git] / include / configs / TQM862M.h
CommitLineData
71f95118 1/*
7c803be2 2 * (C) Copyright 2000-2008
71f95118
WD
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24/*
25 * board/config.h - configuration options, board specific
26 */
27
28#ifndef __CONFIG_H
29#define __CONFIG_H
30
31/*
32 * High Level Configuration Options
33 * (easy to change)
34 */
35
36#define CONFIG_MPC860 1
37#define CONFIG_MPC860T 1
38#define CONFIG_MPC862 1
39
40#define CONFIG_TQM862M 1 /* ...on a TQM8xxM module */
41
2ae18241
WD
42#define CONFIG_SYS_TEXT_BASE 0x40000000
43
71f95118 44#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
3cb7a480
WD
45#define CONFIG_SYS_SMC_RXBUFLEN 128
46#define CONFIG_SYS_MAXIDLE 10
71f95118
WD
47#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
48
ae3af05e 49#define CONFIG_BOOTCOUNT_LIMIT
71f95118 50
ae3af05e 51#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
71f95118
WD
52
53#define CONFIG_BOARD_TYPES 1 /* support board types */
54
55#define CONFIG_PREBOOT "echo;" \
32bf3d14 56 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
71f95118
WD
57 "echo"
58
59#undef CONFIG_BOOTARGS
60
61#define CONFIG_EXTRA_ENV_SETTINGS \
62 "netdev=eth0\0" \
63 "nfsargs=setenv bootargs root=/dev/nfs rw " \
fe126d8b 64 "nfsroot=${serverip}:${rootpath}\0" \
71f95118 65 "ramargs=setenv bootargs root=/dev/ram rw\0" \
fe126d8b
WD
66 "addip=setenv bootargs ${bootargs} " \
67 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
68 ":${hostname}:${netdev}:off panic=1\0" \
71f95118 69 "flash_nfs=run nfsargs addip;" \
fe126d8b 70 "bootm ${kernel_addr}\0" \
71f95118 71 "flash_self=run ramargs addip;" \
fe126d8b
WD
72 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
73 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
71f95118 74 "rootpath=/opt/eldk/ppc_8xx\0" \
29f8f58f
WD
75 "hostname=TQM862M\0" \
76 "bootfile=TQM862M/uImage\0" \
eb6da805
WD
77 "fdt_addr=40080000\0" \
78 "kernel_addr=400A0000\0" \
79 "ramdisk_addr=40280000\0" \
29f8f58f
WD
80 "u-boot=TQM862M/u-image.bin\0" \
81 "load=tftp 200000 ${u-boot}\0" \
82 "update=prot off 40000000 +${filesize};" \
83 "era 40000000 +${filesize};" \
84 "cp.b 200000 40000000 ${filesize};" \
85 "sete filesize;save\0" \
71f95118
WD
86 ""
87#define CONFIG_BOOTCOMMAND "run flash_self"
88
89#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 90#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
71f95118
WD
91
92#undef CONFIG_WATCHDOG /* watchdog disabled */
93
94#define CONFIG_STATUS_LED 1 /* Status LED enabled */
95
96#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
97
37d4bb70
JL
98/*
99 * BOOTP options
100 */
101#define CONFIG_BOOTP_SUBNETMASK
102#define CONFIG_BOOTP_GATEWAY
103#define CONFIG_BOOTP_HOSTNAME
104#define CONFIG_BOOTP_BOOTPATH
105#define CONFIG_BOOTP_BOOTFILESIZE
106
71f95118
WD
107
108#define CONFIG_MAC_PARTITION
109#define CONFIG_DOS_PARTITION
110
111#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
112
71f95118 113
2694690e
JL
114/*
115 * Command line configuration.
116 */
117#include <config_cmd_default.h>
118
119#define CONFIG_CMD_ASKENV
120#define CONFIG_CMD_DATE
121#define CONFIG_CMD_DHCP
29f8f58f 122#define CONFIG_CMD_ELF
9a63b7f4 123#define CONFIG_CMD_EXT2
2694690e 124#define CONFIG_CMD_IDE
29f8f58f 125#define CONFIG_CMD_JFFS2
2694690e
JL
126#define CONFIG_CMD_NFS
127#define CONFIG_CMD_SNTP
128
71f95118 129
29f8f58f
WD
130#define CONFIG_NETCONSOLE
131
132
71f95118
WD
133/*
134 * Miscellaneous configurable options
135 */
6d0f6bcf
JCPV
136#define CONFIG_SYS_LONGHELP /* undef to save memory */
137#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
71f95118 138
2751a95a 139#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
6d0f6bcf 140#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
71f95118 141
2694690e 142#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 143#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
71f95118 144#else
6d0f6bcf 145#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
71f95118 146#endif
6d0f6bcf
JCPV
147#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
148#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
149#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
71f95118 150
6d0f6bcf
JCPV
151#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
152#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
71f95118 153
6d0f6bcf 154#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
71f95118 155
6d0f6bcf 156#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
71f95118 157
71f95118
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
71f95118
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
71f95118
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
71f95118 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 (128 << 10) /* Reserve 128 kB for malloc() */
71f95118
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 */
71f95118
WD
193
194/*-----------------------------------------------------------------------
195 * FLASH organization
196 */
71f95118 197
e318d9e9 198/* use CFI flash driver */
6d0f6bcf 199#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
00b1883a 200#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
6d0f6bcf
JCPV
201#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
202#define CONFIG_SYS_FLASH_EMPTY_INFO
203#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
204#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
205#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
71f95118 206
5a1aceb0 207#define CONFIG_ENV_IS_IN_FLASH 1
0e8d1586
JCPV
208#define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
209#define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment */
210#define CONFIG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
71f95118
WD
211
212/* Address and size of Redundant Environment Sector */
0e8d1586
JCPV
213#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
214#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
71f95118 215
6d0f6bcf 216#define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
67c31036 217
7c803be2
WD
218#define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
219
29f8f58f
WD
220/*-----------------------------------------------------------------------
221 * Dynamic MTD partition support
222 */
68d7d651 223#define CONFIG_CMD_MTDPARTS
942556a9
SR
224#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
225#define CONFIG_FLASH_CFI_MTD
29f8f58f
WD
226#define MTDIDS_DEFAULT "nor0=TQM8xxM-0"
227
228#define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \
229 "128k(dtb)," \
230 "1920k(kernel)," \
231 "5632(rootfs)," \
cd82919e 232 "4m(data)"
29f8f58f 233
71f95118
WD
234/*-----------------------------------------------------------------------
235 * Hardware Information Block
236 */
6d0f6bcf
JCPV
237#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
238#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
239#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
71f95118
WD
240
241/*-----------------------------------------------------------------------
242 * Cache Configuration
243 */
6d0f6bcf 244#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
2694690e 245#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 246#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
71f95118
WD
247#endif
248
249/*-----------------------------------------------------------------------
250 * SYPCR - System Protection Control 11-9
251 * SYPCR can only be written once after reset!
252 *-----------------------------------------------------------------------
253 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
254 */
255#if defined(CONFIG_WATCHDOG)
6d0f6bcf 256#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
71f95118
WD
257 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
258#else
6d0f6bcf 259#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
71f95118
WD
260#endif
261
262/*-----------------------------------------------------------------------
263 * SIUMCR - SIU Module Configuration 11-6
264 *-----------------------------------------------------------------------
265 * PCMCIA config., multi-function pin tri-state
266 */
267#ifndef CONFIG_CAN_DRIVER
6d0f6bcf 268#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
71f95118 269#else /* we must activate GPL5 in the SIUMCR for CAN */
6d0f6bcf 270#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
71f95118
WD
271#endif /* CONFIG_CAN_DRIVER */
272
273/*-----------------------------------------------------------------------
274 * TBSCR - Time Base Status and Control 11-26
275 *-----------------------------------------------------------------------
276 * Clear Reference Interrupt Status, Timebase freezing enabled
277 */
6d0f6bcf 278#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
71f95118
WD
279
280/*-----------------------------------------------------------------------
281 * RTCSC - Real-Time Clock Status and Control Register 11-27
282 *-----------------------------------------------------------------------
283 */
6d0f6bcf 284#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
71f95118
WD
285
286/*-----------------------------------------------------------------------
287 * PISCR - Periodic Interrupt Status and Control 11-31
288 *-----------------------------------------------------------------------
289 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
290 */
6d0f6bcf 291#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
71f95118
WD
292
293/*-----------------------------------------------------------------------
294 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
295 *-----------------------------------------------------------------------
296 * Reset PLL lock status sticky bit, timer expired status bit and timer
297 * interrupt status bit
71f95118 298 */
6d0f6bcf 299#define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
71f95118
WD
300
301/*-----------------------------------------------------------------------
302 * SCCR - System Clock and reset Control Register 15-27
303 *-----------------------------------------------------------------------
304 * Set clock output, timebase and RTC source and divider,
305 * power management and some other internal clocks
306 */
307#define SCCR_MASK SCCR_EBDF11
6d0f6bcf 308#define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
71f95118
WD
309 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
310 SCCR_DFALCD00)
71f95118
WD
311
312/*-----------------------------------------------------------------------
313 * PCMCIA stuff
314 *-----------------------------------------------------------------------
315 *
316 */
6d0f6bcf
JCPV
317#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
318#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
319#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
320#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
321#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
322#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
323#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
324#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
71f95118
WD
325
326/*-----------------------------------------------------------------------
327 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
328 *-----------------------------------------------------------------------
329 */
330
8d1165e1 331#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
71f95118
WD
332#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
333
334#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
335#undef CONFIG_IDE_LED /* LED for ide not supported */
336#undef CONFIG_IDE_RESET /* reset for ide not supported */
337
6d0f6bcf
JCPV
338#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
339#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
71f95118 340
6d0f6bcf 341#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
71f95118 342
6d0f6bcf 343#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
71f95118
WD
344
345/* Offset for data I/O */
6d0f6bcf 346#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
71f95118
WD
347
348/* Offset for normal register accesses */
6d0f6bcf 349#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
71f95118
WD
350
351/* Offset for alternate registers */
6d0f6bcf 352#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
71f95118
WD
353
354/*-----------------------------------------------------------------------
355 *
356 *-----------------------------------------------------------------------
357 *
358 */
6d0f6bcf 359#define CONFIG_SYS_DER 0
71f95118
WD
360
361/*
362 * Init Memory Controller:
363 *
364 * BR0/1 and OR0/1 (FLASH)
365 */
366
367#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
368#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #1 */
369
370/* used to re-map FLASH both when starting from SRAM or FLASH:
371 * restrict access enough to keep SRAM working (if any)
372 * but not too much to meddle with FLASH accesses
373 */
6d0f6bcf
JCPV
374#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
375#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
71f95118
WD
376
377/*
378 * FLASH timing:
379 */
6d0f6bcf 380#define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
71f95118 381 OR_SCY_3_CLK | OR_EHTR | OR_BI)
71f95118 382
6d0f6bcf
JCPV
383#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
384#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
385#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
71f95118 386
6d0f6bcf
JCPV
387#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
388#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
389#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
71f95118
WD
390
391/*
392 * BR2/3 and OR2/3 (SDRAM)
393 *
394 */
395#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
396#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
397#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
398
399/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
6d0f6bcf 400#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
71f95118 401
6d0f6bcf
JCPV
402#define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
403#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
71f95118
WD
404
405#ifndef CONFIG_CAN_DRIVER
6d0f6bcf
JCPV
406#define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
407#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
71f95118 408#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
6d0f6bcf
JCPV
409#define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
410#define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
411#define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
412#define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
71f95118
WD
413 BR_PS_8 | BR_MS_UPMB | BR_V )
414#endif /* CONFIG_CAN_DRIVER */
415
416/*
417 * Memory Periodic Timer Prescaler
418 *
419 * The Divider for PTA (refresh timer) configuration is based on an
420 * example SDRAM configuration (64 MBit, one bank). The adjustment to
421 * the number of chip selects (NCS) and the actually needed refresh
422 * rate is done by setting MPTPR.
423 *
424 * PTA is calculated from
425 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
426 *
427 * gclk CPU clock (not bus clock!)
428 * Trefresh Refresh cycle * 4 (four word bursts used)
429 *
430 * 4096 Rows from SDRAM example configuration
431 * 1000 factor s -> ms
432 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
433 * 4 Number of refresh cycles per period
434 * 64 Refresh cycle in ms per number of rows
435 * --------------------------------------------
436 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
437 *
438 * 50 MHz => 50.000.000 / Divider = 98
439 * 66 Mhz => 66.000.000 / Divider = 129
440 * 80 Mhz => 80.000.000 / Divider = 156
441 * 100 Mhz => 100.000.000 / Divider = 195
442 */
e9132ea9 443
6d0f6bcf
JCPV
444#define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
445#define CONFIG_SYS_MAMR_PTA 98
71f95118
WD
446
447/*
448 * For 16 MBit, refresh rates could be 31.3 us
449 * (= 64 ms / 2K = 125 / quad bursts).
450 * For a simpler initialization, 15.6 us is used instead.
451 *
6d0f6bcf
JCPV
452 * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
453 * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
71f95118 454 */
6d0f6bcf
JCPV
455#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
456#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
71f95118
WD
457
458/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
6d0f6bcf
JCPV
459#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
460#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
71f95118
WD
461
462/*
463 * MAMR settings for SDRAM
464 */
465
466/* 8 column SDRAM */
6d0f6bcf 467#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
71f95118
WD
468 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
469 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
470/* 9 column SDRAM */
6d0f6bcf 471#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
71f95118
WD
472 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
473 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
474
71f95118
WD
475#define CONFIG_SCC1_ENET
476#define CONFIG_FEC_ENET
48690d80 477#define CONFIG_ETHPRIME "SCC"
71f95118 478
7026ead0
HS
479/* pass open firmware flat tree */
480#define CONFIG_OF_LIBFDT 1
481#define CONFIG_OF_BOARD_SETUP 1
482#define CONFIG_HWCONFIG 1
483
71f95118 484#endif /* __CONFIG_H */