blob: a55aec2767200f87be61a8f9ab853a9c23dda467 [file] [log] [blame]
Heiko Schocherfa230442006-12-21 17:17:02 +01001/*
2 * (C) Copyright 2006
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_MPC8260 1 /* This is a MPC8260 CPU */
37#define CONFIG_MPC8272_FAMILY 1
38#define CONFIG_TQM8272 1
39
40#define CONFIG_GET_CPU_STR_F 1 /* Get the CPU ID STR */
Wolfgang Denk9c0f42e2006-12-24 01:42:57 +010041#define CONFIG_BOARD_GET_CPU_CLK_F 1 /* Get the CLKIN from board fct */
42
Heiko Schocherfa230442006-12-21 17:17:02 +010043#define STK82xx_150 1 /* on a STK82xx.150 */
44
45#define CONFIG_CPM2 1 /* Has a CPM2 */
46
47#define CONFIG_82xx_CONS_SMC1 1 /* console on SMC1 */
48
49#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
50
51#define CONFIG_BOARD_EARLY_INIT_R 1
52
53#if defined(CONFIG_CONS_NONE) || defined(CONFIG_CONS_USE_EXTC)
54#define CONFIG_BAUDRATE 230400
55#else
56#define CONFIG_BAUDRATE 115200
57#endif
58
59#define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
60
61#undef CONFIG_BOOTARGS
62
63#define CONFIG_EXTRA_ENV_SETTINGS \
64 "netdev=eth0\0" \
65 "consdev=ttyCPM0\0" \
66 "nfsargs=setenv bootargs root=/dev/nfs rw " \
67 "nfsroot=${serverip}:${rootpath}\0" \
68 "ramargs=setenv bootargs root=/dev/ram rw\0" \
69 "hostname=tqm8272\0" \
70 "addip=setenv bootargs ${bootargs} " \
71 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
72 ":${hostname}:${netdev}:off panic=1\0" \
73 "addcons=setenv bootargs ${bootargs} " \
Wolfgang Denk9c0f42e2006-12-24 01:42:57 +010074 "console=$(consdev),$(baudrate)\0" \
75 "flash_nfs=run nfsargs addip addcons;" \
Heiko Schocherfa230442006-12-21 17:17:02 +010076 "bootm ${kernel_addr}\0" \
Wolfgang Denk9c0f42e2006-12-24 01:42:57 +010077 "flash_self=run ramargs addip addcons;" \
Heiko Schocherfa230442006-12-21 17:17:02 +010078 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
79 "net_nfs=tftp 300000 ${bootfile};" \
Wolfgang Denk9c0f42e2006-12-24 01:42:57 +010080 "run nfsargs addip addcons;bootm\0" \
Heiko Schocherfa230442006-12-21 17:17:02 +010081 "rootpath=/opt/eldk/ppc_82xx\0" \
82 "bootfile=/tftpboot/tqm8272/uImage\0" \
83 "kernel_addr=40080000\0" \
84 "ramdisk_addr=40100000\0" \
85 "load=tftp 300000 /tftpboot/tqm8272/u-boot.bin\0" \
86 "update=protect off 40000000 4003ffff;era 40000000 4003ffff;" \
87 "cp.b 300000 40000000 40000;" \
88 "setenv filesize;saveenv\0" \
Wolfgang Denk9c0f42e2006-12-24 01:42:57 +010089 "cphwib=cp.b 4003fc00 33fc00 400\0" \
Heiko Schocherfa230442006-12-21 17:17:02 +010090 "upd=run load;run cphwib;run update\0" \
91 ""
92#define CONFIG_BOOTCOMMAND "run flash_self"
93
94#define CONFIG_I2C 1
95
96#if CONFIG_I2C
97/* enable I2C and select the hardware/software driver */
98#undef CONFIG_HARD_I2C /* I2C with hardware support */
99#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
100#define ADD_CMD_I2C CFG_CMD_I2C | \
101 CFG_CMD_DATE |\
102 CFG_CMD_DTT |\
103 CFG_CMD_EEPROM
104#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
105#define CFG_I2C_SLAVE 0x7F
106
107/*
108 * Software (bit-bang) I2C driver configuration
109 */
110#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
111#define I2C_ACTIVE (iop->pdir |= 0x00010000)
112#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
113#define I2C_READ ((iop->pdat & 0x00010000) != 0)
114#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
115 else iop->pdat &= ~0x00010000
116#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
117 else iop->pdat &= ~0x00020000
118#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
119
120#define CONFIG_I2C_X
121
122/* EEPROM */
123#define CFG_I2C_EEPROM_ADDR_LEN 2
124#define CFG_EEPROM_PAGE_WRITE_BITS 4
125#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
126#define CFG_EEPROM_PAGE_WRITE_ENABLE /* necessary for the LM75 chip */
127#define CFG_I2C_MULTI_EEPROMS 1 /* more than one eeprom */
128
129/* I2C RTC */
130#define CONFIG_RTC_DS1337 /* Use ds1337 rtc via i2c */
131#define CFG_I2C_RTC_ADDR 0x68 /* at address 0x68 */
132
133/* I2C SYSMON (LM75) */
134#define CONFIG_DTT_LM75 1 /* ON Semi's LM75 */
135#define CONFIG_DTT_SENSORS {0} /* Sensor addresses */
136#define CFG_DTT_MAX_TEMP 70
137#define CFG_DTT_LOW_TEMP -30
138#define CFG_DTT_HYSTERESIS 3
139
140#else
141#undef CONFIG_HARD_I2C
142#undef CONFIG_SOFT_I2C
143#define ADD_CMD_I2C 0
144#endif
145
146/*
147 * select serial console configuration
148 *
149 * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
150 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
151 * for SCC).
152 *
153 * if CONFIG_CONS_NONE is defined, then the serial console routines must
154 * defined elsewhere (for example, on the cogent platform, there are serial
155 * ports on the motherboard which are used for the serial console - see
156 * cogent/cma101/serial.[ch]).
157 */
158#define CONFIG_CONS_ON_SMC /* define if console on SMC */
159#undef CONFIG_CONS_ON_SCC /* define if console on SCC */
160#undef CONFIG_CONS_NONE /* define if console on something else*/
161#ifdef CONFIG_82xx_CONS_SMC1
162#define CONFIG_CONS_INDEX 1 /* which serial channel for console */
163#endif
164#ifdef CONFIG_82xx_CONS_SMC2
165#define CONFIG_CONS_INDEX 2 /* which serial channel for console */
166#endif
167
168#undef CONFIG_CONS_USE_EXTC /* SMC/SCC use ext clock not brg_clk */
169#define CONFIG_CONS_EXTC_RATE 3686400 /* SMC/SCC ext clk rate in Hz */
170#define CONFIG_CONS_EXTC_PINSEL 0 /* pin select 0=CLK3/CLK9 */
171
172/*
173 * select ethernet configuration
174 *
175 * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
176 * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
177 * for FCC)
178 *
179 * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
Jon Loeliger639221c2007-07-09 17:15:49 -0500180 * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
Heiko Schocherfa230442006-12-21 17:17:02 +0100181 *
182 * (On TQM8272 either SCC1 or FCC2 may be chosen: SCC1 is hardwired to the
183 * X.29 connector, and FCC2 is hardwired to the X.1 connector)
184 */
185#define CFG_FCC_ETHERNET
186
187#if defined(CFG_FCC_ETHERNET)
188#undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
189#define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
190#undef CONFIG_ETHER_NONE /* define if ether on something else */
191#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
192#else
193#define CONFIG_ETHER_ON_SCC /* define if ether on SCC */
194#undef CONFIG_ETHER_ON_FCC /* define if ether on FCC */
195#undef CONFIG_ETHER_NONE /* define if ether on something else */
196#define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */
197#endif
198
199#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
200
201/*
202 * - RX clk is CLK11
203 * - TX clk is CLK12
204 */
205# define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
206
207#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
208
209/*
210 * - Rx-CLK is CLK13
211 * - Tx-CLK is CLK14
212 * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
213 * - Enable Full Duplex in FSMR
214 */
215# define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
216# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
217# define CFG_CPMFCR_RAMTYPE 0
218# define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
219
220#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
221
222#define CONFIG_MII /* MII PHY management */
223#define CONFIG_BITBANGMII /* bit-bang MII PHY management */
224/*
225 * GPIO pins used for bit-banged MII communications
226 */
227#define MDIO_PORT 2 /* Port C */
228
229#if STK82xx_150
230#define CFG_MDIO_PIN 0x00008000 /* PC16 */
231#define CFG_MDC_PIN 0x00004000 /* PC17 */
232#endif
233
234#if STK82xx_100
235#define CFG_MDIO_PIN 0x00000002 /* PC30 */
236#define CFG_MDC_PIN 0x00000001 /* PC31 */
237#endif
238
239#if 1
240#define MDIO_ACTIVE (iop->pdir |= CFG_MDIO_PIN)
241#define MDIO_TRISTATE (iop->pdir &= ~CFG_MDIO_PIN)
242#define MDIO_READ ((iop->pdat & CFG_MDIO_PIN) != 0)
243
244#define MDIO(bit) if(bit) iop->pdat |= CFG_MDIO_PIN; \
245 else iop->pdat &= ~CFG_MDIO_PIN
246
247#define MDC(bit) if(bit) iop->pdat |= CFG_MDC_PIN; \
248 else iop->pdat &= ~CFG_MDC_PIN
249#else
250#define MDIO_ACTIVE ({unsigned long tmp; tmp = iop->pdir; tmp |= CFG_MDIO_PIN; iop->pdir = tmp;})
251#define MDIO_TRISTATE ({unsigned long tmp; tmp = iop->pdir; tmp &= ~CFG_MDIO_PIN; iop->pdir = tmp;})
252#define MDIO_READ ((iop->pdat & CFG_MDIO_PIN) != 0)
253
254#define MDIO(bit) if(bit) {unsigned long tmp; tmp = iop->pdat; tmp |= CFG_MDIO_PIN; iop->pdat = tmp;}\
255 else {unsigned long tmp; tmp = iop->pdat; tmp &= ~CFG_MDIO_PIN; iop->pdat = tmp;}
256
257#define MDC(bit) if(bit) {unsigned long tmp; tmp = iop->pdat; tmp |= CFG_MDC_PIN; iop->pdat = tmp;}\
258 else {unsigned long tmp; tmp = iop->pdat; tmp &= ~CFG_MDC_PIN; iop->pdat = tmp;}
259#endif
260
261#define MIIDELAY udelay(1)
262
263
Heiko Schocherfa230442006-12-21 17:17:02 +0100264/* system clock rate (CLKIN) - equal to the 60x and local bus speed */
265#define CONFIG_8260_CLKIN 66666666 /* in Hz */
266
267#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
268#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
269
270#undef CONFIG_WATCHDOG /* watchdog disabled */
271
272#define CONFIG_TIMESTAMP /* Print image info with timestamp */
273
274#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
275
Heiko Schocherfa230442006-12-21 17:17:02 +0100276
Jon Loeliger26946902007-07-04 22:30:50 -0500277/*
278 * Command line configuration.
279 */
280#include <config_cmd_default.h>
281
282#define CONFIG_CMD_I2C
283#define CONFIG_CMD_DHCP
284#define CONFIG_CMD_MII
285#define CONFIG_CMD_NAND
286#define CONFIG_CMD_NFS
287#define CONFIG_CMD_PCI
288#define CONFIG_CMD_PING
289#define CONFIG_CMD_SNTP
290
Heiko Schocherfa230442006-12-21 17:17:02 +0100291
292/*
293 * Miscellaneous configurable options
294 */
295#define CFG_LONGHELP /* undef to save memory */
296#define CFG_PROMPT "=> " /* Monitor Command Prompt */
297
298#if 0
299#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
300#define CFG_HUSH_PARSER 1 /* Use the HUSH parser */
301#ifdef CFG_HUSH_PARSER
302#define CFG_PROMPT_HUSH_PS2 "> "
303#endif
304#endif
305
Jon Loeliger26946902007-07-04 22:30:50 -0500306#if defined(CONFIG_CMD_KGDB)
Heiko Schocherfa230442006-12-21 17:17:02 +0100307#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
308#else
309#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
310#endif
311#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
312#define CFG_MAXARGS 16 /* max number of command args */
313#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
314
315#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
316#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
317
318#define CFG_LOAD_ADDR 0x300000 /* default load address */
319
320#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
321
322#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
323
324#define CFG_RESET_ADDRESS 0x40000104 /* "bad" address */
325
326/*
327 * For booting Linux, the board info and command line data
328 * have to be in the first 8 MB of memory, since this is
329 * the maximum mapped by the Linux kernel during initialization.
330 */
331#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
332
333/*-----------------------------------------------------------------------
334 * CAN stuff
335 *-----------------------------------------------------------------------
336 */
337#define CFG_CAN_BASE 0x51000000
338#define CFG_CAN_SIZE 1
339#define CFG_CAN_BR ((CFG_CAN_BASE & BRx_BA_MSK) |\
340 BRx_PS_8 |\
341 BRx_MS_UPMC |\
342 BRx_V)
343
344#define CFG_CAN_OR (MEG_TO_AM(CFG_CAN_SIZE) |\
345 ORxU_BI)
346
347
348/* What should the base address of the main FLASH be and how big is
349 * it (in MBytes)? This must contain TEXT_BASE from board/tqm8272/config.mk
350 * The main FLASH is whichever is connected to *CS0.
351 */
352#define CFG_FLASH0_BASE 0x40000000
353#define CFG_FLASH0_SIZE 32 /* 32 MB */
354
355/* Flash bank size (for preliminary settings)
356 */
357#define CFG_FLASH_SIZE CFG_FLASH0_SIZE
358
359/*-----------------------------------------------------------------------
360 * FLASH organization
361 */
362#define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
363#define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */
364
365#define CFG_FLASH_CFI /* flash is CFI compat. */
366#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver*/
367#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector */
368#define CFG_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash*/
369
370#define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
371#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
372
373#define CFG_UPDATE_FLASH_SIZE
374
375#define CFG_ENV_IS_IN_FLASH 1
376#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x40000)
377#define CFG_ENV_SIZE 0x20000
378#define CFG_ENV_SECT_SIZE 0x20000
379#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + CFG_ENV_SIZE)
380#define CFG_ENV_SIZE_REDUND 0x20000
381
382/* Where is the Hardwareinformation Block (from Monitor Sources) */
383#define MON_RES_LENGTH (0x0003FC00)
384#define HWIB_INFO_START_ADDR (CFG_FLASH_BASE + MON_RES_LENGTH)
385#define HWIB_INFO_LEN 512
386#define CIB_INFO_START_ADDR (CFG_FLASH_BASE + MON_RES_LENGTH + HWIB_INFO_LEN)
387#define CIB_INFO_LEN 512
388
389#define CFG_HWINFO_OFFSET 0x3fc00 /* offset of HW Info block */
390#define CFG_HWINFO_SIZE 0x00000060 /* size of HW Info block */
391#define CFG_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
392
393/*-----------------------------------------------------------------------
394 * NAND-FLASH stuff
395 *-----------------------------------------------------------------------
396 */
Jon Loeliger26946902007-07-04 22:30:50 -0500397#if defined(CONFIG_CMD_NAND)
Heiko Schocherfa230442006-12-21 17:17:02 +0100398
399#define CFG_NAND_CS_DIST 0x80
400#define CFG_NAND_UPM_WRITE_CMD_OFS 0x20
401#define CFG_NAND_UPM_WRITE_ADDR_OFS 0x40
402
403#define CFG_NAND_BR ((CFG_NAND0_BASE & BRx_BA_MSK) |\
404 BRx_PS_8 |\
405 BRx_MS_UPMB |\
406 BRx_V)
407
408#define CFG_NAND_OR (MEG_TO_AM(CFG_NAND_SIZE) |\
409 ORxU_BI |\
410 ORxU_EHTR_8IDLE)
411
412#define CFG_NAND_SIZE 1
413#define CFG_NAND0_BASE 0x50000000
414#define CFG_NAND1_BASE (CFG_NAND0_BASE + CFG_NAND_CS_DIST)
415#define CFG_NAND2_BASE (CFG_NAND1_BASE + CFG_NAND_CS_DIST)
416#define CFG_NAND3_BASE (CFG_NAND2_BASE + CFG_NAND_CS_DIST)
417
418#define CFG_MAX_NAND_DEVICE 4 /* Max number of NAND devices */
419#define NAND_MAX_CHIPS 1
420
421#define CFG_NAND_BASE_LIST { CFG_NAND0_BASE, \
422 CFG_NAND1_BASE, \
423 CFG_NAND2_BASE, \
424 CFG_NAND3_BASE, \
425 }
426
427#define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr)) = (__u8)d; } while(0)
428#define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)(adr)))
429#define WRITE_NAND_UPM(d, adr, off) do \
430{ \
431 volatile unsigned char *addr = (unsigned char *) (adr + off); \
432 WRITE_NAND(d, addr); \
433} while(0)
434
435#endif /* CFG_CMD_NAND */
436
437#define CONFIG_PCI
438#ifdef CONFIG_PCI
439#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
440#define CONFIG_PCI_PNP
441#define CONFIG_EEPRO100
442#define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
443#define CONFIG_PCI_SCAN_SHOW
444#endif
445
446/*-----------------------------------------------------------------------
447 * Hard Reset Configuration Words
448 *
449 * if you change bits in the HRCW, you must also change the CFG_*
450 * defines for the various registers affected by the HRCW e.g. changing
451 * HRCW_DPPCxx requires you to also change CFG_SIUMCR.
452 */
453#if 0
454#define __HRCW__ALL__ (HRCW_CIP | HRCW_ISB111 | HRCW_BMS)
455
456# define CFG_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
457#else
458#define CFG_HRCW_MASTER (HRCW_BPS11 | HRCW_ISB111 | HRCW_BMS | HRCW_MODCK_H0111)
459#endif
460
461/* no slaves so just fill with zeros */
462#define CFG_HRCW_SLAVE1 0
463#define CFG_HRCW_SLAVE2 0
464#define CFG_HRCW_SLAVE3 0
465#define CFG_HRCW_SLAVE4 0
466#define CFG_HRCW_SLAVE5 0
467#define CFG_HRCW_SLAVE6 0
468#define CFG_HRCW_SLAVE7 0
469
470/*-----------------------------------------------------------------------
471 * Internal Memory Mapped Register
472 */
473#define CFG_IMMR 0xFFF00000
474
475/*-----------------------------------------------------------------------
476 * Definitions for initial stack pointer and data area (in DPRAM)
477 */
478#define CFG_INIT_RAM_ADDR CFG_IMMR
479#define CFG_INIT_RAM_END 0x2000 /* End of used area in DPRAM */
480#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data*/
481#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
482#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
483
484/*-----------------------------------------------------------------------
485 * Start addresses for the final memory configuration
486 * (Set up by the startup code)
487 * Please note that CFG_SDRAM_BASE _must_ start at 0
488 */
489#define CFG_SDRAM_BASE 0x00000000
490#define CFG_FLASH_BASE CFG_FLASH0_BASE
491#define CFG_MONITOR_BASE TEXT_BASE
492#define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
493#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/
494
495/*
496 * Internal Definitions
497 *
498 * Boot Flags
499 */
500#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/
501#define BOOTFLAG_WARM 0x02 /* Software reboot */
502
Heiko Schocherfa230442006-12-21 17:17:02 +0100503/*-----------------------------------------------------------------------
504 * Cache Configuration
505 */
506#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
Jon Loeliger26946902007-07-04 22:30:50 -0500507#if defined(CONFIG_CMD_KGDB)
Heiko Schocherfa230442006-12-21 17:17:02 +0100508# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
509#endif
510
511/*-----------------------------------------------------------------------
512 * HIDx - Hardware Implementation-dependent Registers 2-11
513 *-----------------------------------------------------------------------
514 * HID0 also contains cache control - initially enable both caches and
515 * invalidate contents, then the final state leaves only the instruction
516 * cache enabled. Note that Power-On and Hard reset invalidate the caches,
517 * but Soft reset does not.
518 *
519 * HID1 has only read-only information - nothing to set.
520 */
521#define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
522 HID0_IFEM|HID0_ABE)
523#define CFG_HID0_FINAL (HID0_IFEM|HID0_ABE)
524#define CFG_HID2 0
525
526/*-----------------------------------------------------------------------
527 * RMR - Reset Mode Register 5-5
528 *-----------------------------------------------------------------------
529 * turn on Checkstop Reset Enable
530 */
531#define CFG_RMR RMR_CSRE
532
533/*-----------------------------------------------------------------------
534 * BCR - Bus Configuration 4-25
535 *-----------------------------------------------------------------------
536 */
537#define CFG_BCR_60x (BCR_EBM|BCR_NPQM0|BCR_NPQM2) /* 60x mode */
538#define BCR_APD01 0x10000000
539#define CFG_BCR_SINGLE (BCR_APD01|BCR_ETM) /* 8260 mode */
540
541/*-----------------------------------------------------------------------
542 * SIUMCR - SIU Module Configuration 4-31
543 *-----------------------------------------------------------------------
544 */
545#if defined(CONFIG_BOARD_GET_CPU_CLK_F)
546#define CFG_SIUMCR_LOW (SIUMCR_DPPC00)
547#define CFG_SIUMCR_HIGH (SIUMCR_DPPC00 | SIUMCR_ABE)
548#else
549#define CFG_SIUMCR (SIUMCR_DPPC00)
550#endif
551
552/*-----------------------------------------------------------------------
553 * SYPCR - System Protection Control 4-35
554 * SYPCR can only be written once after reset!
555 *-----------------------------------------------------------------------
556 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
557 */
558#if defined(CONFIG_WATCHDOG)
559#define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
560 SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
561#else
562#define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
563 SYPCR_SWRI|SYPCR_SWP)
564#endif /* CONFIG_WATCHDOG */
565
566/*-----------------------------------------------------------------------
567 * TMCNTSC - Time Counter Status and Control 4-40
568 *-----------------------------------------------------------------------
569 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
570 * and enable Time Counter
571 */
572#define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
573
574/*-----------------------------------------------------------------------
575 * PISCR - Periodic Interrupt Status and Control 4-42
576 *-----------------------------------------------------------------------
577 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
578 * Periodic timer
579 */
580#define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
581
582/*-----------------------------------------------------------------------
583 * SCCR - System Clock Control 9-8
584 *-----------------------------------------------------------------------
585 * Ensure DFBRG is Divide by 16
586 */
587#define CFG_SCCR SCCR_DFBRG01
588
589/*-----------------------------------------------------------------------
590 * RCCR - RISC Controller Configuration 13-7
591 *-----------------------------------------------------------------------
592 */
593#define CFG_RCCR 0
594
595/*
596 * Init Memory Controller:
597 *
598 * Bank Bus Machine PortSz Device
599 * ---- --- ------- ------ ------
600 * 0 60x GPCM 32 bit FLASH
601 * 1 60x SDRAM 64 bit SDRAM
602 * 2 60x UPMB 8 bit NAND
Wolfgang Denk9c0f42e2006-12-24 01:42:57 +0100603 * 3 60x UPMC 8 bit CAN
Heiko Schocherfa230442006-12-21 17:17:02 +0100604 *
605 */
606
607/* Initialize SDRAM
608 */
609#undef CFG_INIT_LOCAL_SDRAM /* No SDRAM on Local Bus */
610
611#define SDRAM_MAX_SIZE 0x20000000 /* max. 512 MB */
612
613/* Minimum mask to separate preliminary
614 * address ranges for CS[0:2]
615 */
616#define CFG_GLOBAL_SDRAM_LIMIT (512<<20) /* less than 512 MB */
617
618#define CFG_MPTPR 0x4000
619
620/*-----------------------------------------------------------------------------
621 * Address for Mode Register Set (MRS) command
622 *-----------------------------------------------------------------------------
623 * In fact, the address is rather configuration data presented to the SDRAM on
624 * its address lines. Because the address lines may be mux'ed externally either
625 * for 8 column or 9 column devices, some bits appear twice in the 8260's
626 * address:
627 *
628 * | (RFU) | (RFU) | WBL | TM | CL | BT | Burst Length |
629 * | BA1 BA0 | A12 : A10 | A9 | A8 A7 | A6 : A4 | A3 | A2 : A0 |
630 * 8 columns mux'ing: | A9 | A10 A21 | A22 : A24 | A25 | A26 : A28 |
631 * 9 columns mux'ing: | A8 | A20 A21 | A22 : A24 | A25 | A26 : A28 |
632 * Settings: | 0 | 0 0 | 0 1 0 | 0 | 0 1 0 |
633 *-----------------------------------------------------------------------------
634 */
635#define CFG_MRS_OFFS 0x00000110
636
Heiko Schocherfa230442006-12-21 17:17:02 +0100637/* Bank 0 - FLASH
638 */
639#define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\
640 BRx_PS_32 |\
641 BRx_MS_GPCM_P |\
642 BRx_V)
643
644#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH_SIZE) |\
645 ORxG_CSNT |\
646 ORxG_ACS_DIV4 |\
647 ORxG_SCY_8_CLK |\
648 ORxG_TRLX)
649
650/* SDRAM on TQM8272 can have either 8 or 9 columns.
651 * The number affects configuration values.
652 */
653
654/* Bank 1 - 60x bus SDRAM
655 */
656#define CFG_PSRT 0x20 /* Low Value */
657/* #define CFG_PSRT 0x10 Fast Value */
658#define CFG_LSRT 0x20 /* Local Bus */
659#ifndef CFG_RAMBOOT
660#define CFG_BR1_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\
661 BRx_PS_64 |\
662 BRx_MS_SDRAM_P |\
663 BRx_V)
664
665#define CFG_OR1_PRELIM CFG_OR1_8COL
666
667/* SDRAM initialization values for 8-column chips
668 */
669#define CFG_OR1_8COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
670 ORxS_BPD_4 |\
671 ORxS_ROWST_PBI1_A7 |\
672 ORxS_NUMR_12)
673
674#define CFG_PSDMR_8COL (PSDMR_PBI |\
675 PSDMR_SDAM_A15_IS_A5 |\
676 PSDMR_BSMA_A12_A14 |\
677 PSDMR_SDA10_PBI1_A8 |\
678 PSDMR_RFRC_7_CLK |\
679 PSDMR_PRETOACT_2W |\
680 PSDMR_ACTTORW_2W |\
681 PSDMR_LDOTOPRE_1C |\
682 PSDMR_WRC_2C |\
683 PSDMR_EAMUX |\
684 PSDMR_BUFCMD |\
685 PSDMR_CL_2)
686
687
688/* SDRAM initialization values for 9-column chips
689 */
690#define CFG_OR1_9COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
691 ORxS_BPD_4 |\
692 ORxS_ROWST_PBI1_A5 |\
693 ORxS_NUMR_13)
694
695#define CFG_PSDMR_9COL (PSDMR_PBI |\
696 PSDMR_SDAM_A16_IS_A5 |\
697 PSDMR_BSMA_A12_A14 |\
698 PSDMR_SDA10_PBI1_A7 |\
699 PSDMR_RFRC_7_CLK |\
700 PSDMR_PRETOACT_2W |\
701 PSDMR_ACTTORW_2W |\
702 PSDMR_LDOTOPRE_1C |\
703 PSDMR_WRC_2C |\
704 PSDMR_EAMUX |\
705 PSDMR_BUFCMD |\
706 PSDMR_CL_2)
707
708#define CFG_OR1_10COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
709 ORxS_BPD_4 |\
710 ORxS_ROWST_PBI1_A4 |\
711 ORxS_NUMR_13)
712
713#define CFG_PSDMR_10COL (PSDMR_PBI |\
714 PSDMR_SDAM_A17_IS_A5 |\
715 PSDMR_BSMA_A12_A14 |\
716 PSDMR_SDA10_PBI1_A4 |\
717 PSDMR_RFRC_6_CLK |\
718 PSDMR_PRETOACT_2W |\
719 PSDMR_ACTTORW_2W |\
720 PSDMR_LDOTOPRE_1C |\
721 PSDMR_WRC_2C |\
722 PSDMR_EAMUX |\
723 PSDMR_BUFCMD |\
724 PSDMR_CL_2)
725
Heiko Schocherfa230442006-12-21 17:17:02 +0100726#define PSDMR_RFRC_66MHZ_SINGLE 0x00028000 /* PSDMR[RFRC] at 66 MHz single mode */
727#define PSDMR_RFRC_100MHZ_SINGLE 0x00030000 /* PSDMR[RFRC] at 100 MHz single mode */
728#define PSDMR_RFRC_133MHZ_SINGLE 0x00030000 /* PSDMR[RFRC] at 133 MHz single mode */
729#define PSDMR_RFRC_66MHZ_60X 0x00030000 /* PSDMR[RFRC] at 66 MHz 60x mode */
730#define PSDMR_RFRC_100MHZ_60X 0x00028000 /* PSDMR[RFRC] at 100 MHz 60x mode */
731#define PSDMR_RFRC_DEFAULT PSDMR_RFRC_133MHZ_SINGLE /* PSDMR[RFRC] default value */
732
733#define PSDMR_PRETOACT_66MHZ_SINGLE 0x00002000 /* PSDMR[PRETOACT] at 66 MHz single mode */
734#define PSDMR_PRETOACT_100MHZ_SINGLE 0x00002000 /* PSDMR[PRETOACT] at 100 MHz single mode */
735#define PSDMR_PRETOACT_133MHZ_SINGLE 0x00002000 /* PSDMR[PRETOACT] at 133 MHz single mode */
736#define PSDMR_PRETOACT_66MHZ_60X 0x00001000 /* PSDMR[PRETOACT] at 66 MHz 60x mode */
737#define PSDMR_PRETOACT_100MHZ_60X 0x00001000 /* PSDMR[PRETOACT] at 100 MHz 60x mode */
738#define PSDMR_PRETOACT_DEFAULT PSDMR_PRETOACT_133MHZ_SINGLE /* PSDMR[PRETOACT] default value */
739
740#define PSDMR_WRC_66MHZ_SINGLE 0x00000020 /* PSDMR[WRC] at 66 MHz single mode */
741#define PSDMR_WRC_100MHZ_SINGLE 0x00000020 /* PSDMR[WRC] at 100 MHz single mode */
742#define PSDMR_WRC_133MHZ_SINGLE 0x00000010 /* PSDMR[WRC] at 133 MHz single mode */
743#define PSDMR_WRC_66MHZ_60X 0x00000010 /* PSDMR[WRC] at 66 MHz 60x mode */
744#define PSDMR_WRC_100MHZ_60X 0x00000010 /* PSDMR[WRC] at 100 MHz 60x mode */
745#define PSDMR_WRC_DEFAULT PSDMR_WRC_133MHZ_SINGLE /* PSDMR[WRC] default value */
746
747#define PSDMR_BUFCMD_66MHZ_SINGLE 0x00000000 /* PSDMR[BUFCMD] at 66 MHz single mode */
748#define PSDMR_BUFCMD_100MHZ_SINGLE 0x00000000 /* PSDMR[BUFCMD] at 100 MHz single mode */
749#define PSDMR_BUFCMD_133MHZ_SINGLE 0x00000004 /* PSDMR[BUFCMD] at 133 MHz single mode */
750#define PSDMR_BUFCMD_66MHZ_60X 0x00000000 /* PSDMR[BUFCMD] at 66 MHz 60x mode */
751#define PSDMR_BUFCMD_100MHZ_60X 0x00000000 /* PSDMR[BUFCMD] at 100 MHz 60x mode */
752#define PSDMR_BUFCMD_DEFAULT PSDMR_BUFCMD_133MHZ_SINGLE /* PSDMR[BUFCMD] default value */
753
754#endif /* CFG_RAMBOOT */
755
756#endif /* __CONFIG_H */