lwmon.h 19 KB

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  1. /*
  2. * (C) Copyright 2001
  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. * board/config.h - configuration options, board specific
  25. */
  26. #ifndef __CONFIG_H
  27. #define __CONFIG_H
  28. /* External logbuffer support */
  29. #define CONFIG_LOGBUFFER
  30. /*
  31. * High Level Configuration Options
  32. * (easy to change)
  33. */
  34. #define CONFIG_MPC823 1 /* This is a MPC823E CPU */
  35. #define CONFIG_LWMON 1 /* ...on a LWMON board */
  36. #define CONFIG_BOARD_PRE_INIT 1 /* Call board_pre_init */
  37. #define CONFIG_BOARD_POSTCLK_INIT 1 /* Call board_postclk_init */
  38. #define CONFIG_LCD 1 /* use LCD controller ... */
  39. #define CONFIG_HLD1045 1 /* ... with a HLD1045 display */
  40. #define CONFIG_SPLASH_SCREEN /* ... with splashscreen support*/
  41. #if 1
  42. #define CONFIG_8xx_CONS_SMC2 1 /* Console is on SMC2 */
  43. #else
  44. #define CONFIG_8xx_CONS_SCC2
  45. #endif
  46. #define CONFIG_BAUDRATE 115200 /* with watchdog >= 38400 needed */
  47. #define CONFIG_BOOTDELAY 1 /* autoboot after 1 second */
  48. #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
  49. /* pre-boot commands */
  50. #define CONFIG_PREBOOT "setenv bootdelay 15"
  51. #undef CONFIG_BOOTARGS
  52. /* POST support */
  53. #define CONFIG_POST (CFG_POST_CACHE | \
  54. CFG_POST_WATCHDOG | \
  55. CFG_POST_RTC | \
  56. CFG_POST_MEMORY | \
  57. CFG_POST_CPU | \
  58. CFG_POST_UART | \
  59. CFG_POST_ETHER | \
  60. CFG_POST_I2C | \
  61. CFG_POST_SPI | \
  62. CFG_POST_USB | \
  63. CFG_POST_SPR | \
  64. CFG_POST_SYSMON)
  65. #define CONFIG_BOOTCOMMAND "run flash_self"
  66. #define CONFIG_EXTRA_ENV_SETTINGS \
  67. "kernel_addr=40080000\0" \
  68. "ramdisk_addr=40280000\0" \
  69. "magic_keys=#3\0" \
  70. "key_magic#=28\0" \
  71. "key_cmd#=setenv addfb setenv 'bootargs $bootargs console=tty0'\0" \
  72. "key_magic3=3C+3F\0" \
  73. "key_cmd3=echo *** Entering Test Mode ***;" \
  74. "setenv add_misc 'setenv bootargs $bootargs testmode'\0" \
  75. "nfsargs=setenv bootargs root=/dev/nfs rw nfsroot=$serverip:$rootpath\0" \
  76. "ramargs=setenv bootargs root=/dev/ram rw\0" \
  77. "addfb=setenv bootargs $bootargs console=ttyS1,$baudrate\0" \
  78. "addip=setenv bootargs $bootargs " \
  79. "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname::off " \
  80. "panic=1\0" \
  81. "add_wdt=setenv bootargs $bootargs $wdt_args\0" \
  82. "add_misc=setenv bootargs $bootargs runmode\0" \
  83. "flash_nfs=run nfsargs addip add_wdt addfb add_misc;" \
  84. "bootm $kernel_addr\0" \
  85. "flash_self=run ramargs addip add_wdt addfb add_misc;" \
  86. "bootm $kernel_addr $ramdisk_addr\0" \
  87. "net_nfs=tftp 100000 /tftpboot/uImage.lwmon;" \
  88. "run nfsargs addip add_wdt addfb;bootm\0" \
  89. "rootpath=/opt/eldk/ppc_8xx\0" \
  90. "load=tftp 100000 /tftpboot/u-boot.bin\0" \
  91. "update=protect off 1:0;era 1:0;cp.b 100000 40000000 $filesize\0" \
  92. "wdt_args=wdt_8xx=off\0" \
  93. "verify=no"
  94. #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
  95. #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
  96. #define CONFIG_WATCHDOG 1 /* watchdog enabled */
  97. #undef CONFIG_STATUS_LED /* Status LED disabled */
  98. /* enable I2C and select the hardware/software driver */
  99. #undef CONFIG_HARD_I2C /* I2C with hardware support */
  100. #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
  101. #define CFG_I2C_SPEED 93000 /* 93 kHz is supposed to work */
  102. #define CFG_I2C_SLAVE 0xFE
  103. #ifdef CONFIG_SOFT_I2C
  104. /*
  105. * Software (bit-bang) I2C driver configuration
  106. */
  107. #define PB_SCL 0x00000020 /* PB 26 */
  108. #define PB_SDA 0x00000010 /* PB 27 */
  109. #define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
  110. #define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
  111. #define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
  112. #define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
  113. #define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
  114. else immr->im_cpm.cp_pbdat &= ~PB_SDA
  115. #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
  116. else immr->im_cpm.cp_pbdat &= ~PB_SCL
  117. #define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
  118. #endif /* CONFIG_SOFT_I2C */
  119. #define CONFIG_RTC_PCF8563 /* use Philips PCF8563 RTC */
  120. #ifdef CONFIG_POST
  121. #define CFG_CMD_POST_DIAG CFG_CMD_DIAG
  122. #else
  123. #define CFG_CMD_POST_DIAG 0
  124. #endif
  125. #ifdef CONFIG_8xx_CONS_SCC2 /* Can't use ethernet, then */
  126. #define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & ~CFG_CMD_NET) | \
  127. CFG_CMD_ASKENV | \
  128. CFG_CMD_DATE | \
  129. CFG_CMD_I2C | \
  130. CFG_CMD_EEPROM | \
  131. CFG_CMD_IDE | \
  132. CFG_CMD_BSP | \
  133. CFG_CMD_BMP | \
  134. CFG_CMD_POST_DIAG )
  135. #else
  136. #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
  137. CFG_CMD_ASKENV | \
  138. CFG_CMD_DHCP | \
  139. CFG_CMD_DATE | \
  140. CFG_CMD_I2C | \
  141. CFG_CMD_EEPROM | \
  142. CFG_CMD_IDE | \
  143. CFG_CMD_BSP | \
  144. CFG_CMD_BMP | \
  145. CFG_CMD_POST_DIAG )
  146. #endif
  147. #define CONFIG_MAC_PARTITION
  148. #define CONFIG_DOS_PARTITION
  149. #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
  150. /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  151. #include <cmd_confdefs.h>
  152. /*----------------------------------------------------------------------*/
  153. /*
  154. * Miscellaneous configurable options
  155. */
  156. #define CFG_LONGHELP /* undef to save memory */
  157. #define CFG_PROMPT "=> " /* Monitor Command Prompt */
  158. #define CFG_HUSH_PARSER 1 /* use "hush" command parser */
  159. #ifdef CFG_HUSH_PARSER
  160. #define CFG_PROMPT_HUSH_PS2 "> "
  161. #endif
  162. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  163. #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
  164. #else
  165. #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
  166. #endif
  167. #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
  168. #define CFG_MAXARGS 16 /* max number of command args */
  169. #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
  170. #define CFG_MEMTEST_START 0x00100000 /* memtest works on */
  171. #define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
  172. #define CFG_LOAD_ADDR 0x00100000 /* default load address */
  173. #define CFG_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
  174. #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
  175. /*
  176. * When the watchdog is enabled, output must be fast enough in Linux.
  177. */
  178. #ifdef CONFIG_WATCHDOG
  179. #define CFG_BAUDRATE_TABLE { 38400, 57600, 115200 }
  180. #else
  181. #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  182. #endif
  183. /*
  184. * Low Level Configuration Settings
  185. * (address mappings, register initial values, etc.)
  186. * You should know what you are doing if you make changes here.
  187. */
  188. /*-----------------------------------------------------------------------
  189. * Internal Memory Mapped Register
  190. */
  191. #define CFG_IMMR 0xFFF00000
  192. /*-----------------------------------------------------------------------
  193. * Definitions for initial stack pointer and data area (in DPRAM)
  194. */
  195. #define CFG_INIT_RAM_ADDR CFG_IMMR
  196. #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
  197. #define CFG_GBL_DATA_SIZE 68 /* size in bytes reserved for initial data */
  198. #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
  199. #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
  200. /*-----------------------------------------------------------------------
  201. * Start addresses for the final memory configuration
  202. * (Set up by the startup code)
  203. * Please note that CFG_SDRAM_BASE _must_ start at 0
  204. */
  205. #define CFG_SDRAM_BASE 0x00000000
  206. #define CFG_FLASH_BASE 0x40000000
  207. #if defined(DEBUG) || (CONFIG_COMMANDS & CFG_CMD_IDE)
  208. #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
  209. #else
  210. #define CFG_MONITOR_LEN (128 << 10) /* Reserve 128 kB for Monitor */
  211. #endif
  212. #define CFG_MONITOR_BASE CFG_FLASH_BASE
  213. #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
  214. /*
  215. * For booting Linux, the board info and command line data
  216. * have to be in the first 8 MB of memory, since this is
  217. * the maximum mapped by the Linux kernel during initialization.
  218. */
  219. #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  220. /*-----------------------------------------------------------------------
  221. * FLASH organization
  222. */
  223. #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
  224. #define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
  225. #define CFG_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
  226. #define CFG_FLASH_WRITE_TOUT 600 /* Timeout for Flash Write (in ms) */
  227. #if 1
  228. /* Put environment in flash which is much faster to boot */
  229. #define CFG_ENV_IS_IN_FLASH 1
  230. #define CFG_ENV_ADDR 0x40040000 /* Address of Environment Sector */
  231. #define CFG_ENV_SIZE 0x2000 /* Total Size of Environment */
  232. #define CFG_ENV_SECT_SIZE 0x40000 /* we have BIG sectors only :-( */
  233. #else
  234. /* Environment in EEPROM */
  235. #define CFG_ENV_IS_IN_EEPROM 1
  236. #define CFG_ENV_OFFSET 0
  237. #define CFG_ENV_SIZE 2048
  238. #endif
  239. /*-----------------------------------------------------------------------
  240. * I2C/EEPROM Configuration
  241. */
  242. #define CFG_I2C_AUDIO_ADDR 0x28 /* Audio volume control */
  243. #define CFG_I2C_SYSMON_ADDR 0x2E /* LM87 System Monitor */
  244. #define CFG_I2C_RTC_ADDR 0x51 /* PCF8563 RTC */
  245. #define CFG_I2C_POWER_A_ADDR 0x52 /* PCMCIA/USB power switch, channel A */
  246. #define CFG_I2C_POWER_B_ADDR 0x53 /* PCMCIA/USB power switch, channel B */
  247. #define CFG_I2C_KEYBD_ADDR 0x56 /* PIC LWE keyboard */
  248. #define CFG_I2C_PICIO_ADDR 0x57 /* PIC IO Expander */
  249. #undef CONFIG_USE_FRAM /* Use FRAM instead of EEPROM */
  250. #ifdef CONFIG_USE_FRAM /* use FRAM */
  251. #define CFG_I2C_EEPROM_ADDR 0x55 /* FRAM FM24CL64 */
  252. #define CFG_I2C_EEPROM_ADDR_LEN 2
  253. #else /* use EEPROM */
  254. #define CFG_I2C_EEPROM_ADDR 0x58 /* EEPROM AT24C164 */
  255. #define CFG_I2C_EEPROM_ADDR_LEN 1
  256. #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */
  257. #endif /* CONFIG_USE_FRAM */
  258. #define CFG_EEPROM_PAGE_WRITE_BITS 4
  259. /* List of I2C addresses to be verified by POST */
  260. #ifdef CONFIG_USE_FRAM
  261. #define I2C_ADDR_LIST { /* CFG_I2C_AUDIO_ADDR, */ \
  262. CFG_I2C_SYSMON_ADDR, \
  263. CFG_I2C_RTC_ADDR, \
  264. CFG_I2C_POWER_A_ADDR, \
  265. CFG_I2C_POWER_B_ADDR, \
  266. CFG_I2C_KEYBD_ADDR, \
  267. CFG_I2C_PICIO_ADDR, \
  268. CFG_I2C_EEPROM_ADDR, \
  269. }
  270. #else /* Use EEPROM - which show up on 8 consequtive addresses */
  271. #define I2C_ADDR_LIST { /* CFG_I2C_AUDIO_ADDR, */ \
  272. CFG_I2C_SYSMON_ADDR, \
  273. CFG_I2C_RTC_ADDR, \
  274. CFG_I2C_POWER_A_ADDR, \
  275. CFG_I2C_POWER_B_ADDR, \
  276. CFG_I2C_KEYBD_ADDR, \
  277. CFG_I2C_PICIO_ADDR, \
  278. CFG_I2C_EEPROM_ADDR+0, \
  279. CFG_I2C_EEPROM_ADDR+1, \
  280. CFG_I2C_EEPROM_ADDR+2, \
  281. CFG_I2C_EEPROM_ADDR+3, \
  282. CFG_I2C_EEPROM_ADDR+4, \
  283. CFG_I2C_EEPROM_ADDR+5, \
  284. CFG_I2C_EEPROM_ADDR+6, \
  285. CFG_I2C_EEPROM_ADDR+7, \
  286. }
  287. #endif /* CONFIG_USE_FRAM */
  288. /*-----------------------------------------------------------------------
  289. * Cache Configuration
  290. */
  291. #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
  292. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  293. #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
  294. #endif
  295. /*-----------------------------------------------------------------------
  296. * SYPCR - System Protection Control 11-9
  297. * SYPCR can only be written once after reset!
  298. *-----------------------------------------------------------------------
  299. * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
  300. */
  301. #if 0 && defined(CONFIG_WATCHDOG) /* LWMON uses external MAX706TESA WD */
  302. #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
  303. SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
  304. #else
  305. #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
  306. #endif
  307. /*-----------------------------------------------------------------------
  308. * SIUMCR - SIU Module Configuration 11-6
  309. *-----------------------------------------------------------------------
  310. * PCMCIA config., multi-function pin tri-state
  311. */
  312. /* EARB, DBGC and DBPC are initialised by the HCW */
  313. /* => 0x000000C0 */
  314. #define CFG_SIUMCR (SIUMCR_GB5E)
  315. /*#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) */
  316. /*-----------------------------------------------------------------------
  317. * TBSCR - Time Base Status and Control 11-26
  318. *-----------------------------------------------------------------------
  319. * Clear Reference Interrupt Status, Timebase freezing enabled
  320. */
  321. #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
  322. /*-----------------------------------------------------------------------
  323. * PISCR - Periodic Interrupt Status and Control 11-31
  324. *-----------------------------------------------------------------------
  325. * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
  326. */
  327. #define CFG_PISCR (PISCR_PS | PISCR_PITF)
  328. /*-----------------------------------------------------------------------
  329. * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
  330. *-----------------------------------------------------------------------
  331. * Reset PLL lock status sticky bit, timer expired status bit and timer
  332. * interrupt status bit, set PLL multiplication factor !
  333. */
  334. /* 0x00405000 */
  335. #define CFG_PLPRCR_MF 4 /* (4+1) * 13.2 = 66 MHz Clock */
  336. #define CFG_PLPRCR \
  337. ( (CFG_PLPRCR_MF << PLPRCR_MF_SHIFT) | \
  338. PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | \
  339. /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
  340. PLPRCR_CSR /*| PLPRCR_LOLRE|PLPRCR_FIOPD*/ \
  341. )
  342. #define CONFIG_8xx_GCLK_FREQ ((CFG_PLPRCR_MF+1)*13200000)
  343. /*-----------------------------------------------------------------------
  344. * SCCR - System Clock and reset Control Register 15-27
  345. *-----------------------------------------------------------------------
  346. * Set clock output, timebase and RTC source and divider,
  347. * power management and some other internal clocks
  348. */
  349. #define SCCR_MASK SCCR_EBDF11
  350. /* 0x01800000 */
  351. #define CFG_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \
  352. SCCR_RTDIV | SCCR_RTSEL | \
  353. /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
  354. SCCR_EBDF00 | SCCR_DFSYNC00 | \
  355. SCCR_DFBRG00 | SCCR_DFNL000 | \
  356. SCCR_DFNH000 | SCCR_DFLCD100 | \
  357. SCCR_DFALCD01)
  358. /*-----------------------------------------------------------------------
  359. * RTCSC - Real-Time Clock Status and Control Register 11-27
  360. *-----------------------------------------------------------------------
  361. */
  362. /* 0x00C3 => 0x0003 */
  363. #define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
  364. /*-----------------------------------------------------------------------
  365. * RCCR - RISC Controller Configuration Register 19-4
  366. *-----------------------------------------------------------------------
  367. */
  368. #define CFG_RCCR 0x0000
  369. /*-----------------------------------------------------------------------
  370. * RMDS - RISC Microcode Development Support Control Register
  371. *-----------------------------------------------------------------------
  372. */
  373. #define CFG_RMDS 0
  374. /*-----------------------------------------------------------------------
  375. *
  376. * Interrupt Levels
  377. *-----------------------------------------------------------------------
  378. */
  379. #define CFG_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
  380. /*-----------------------------------------------------------------------
  381. * PCMCIA stuff
  382. *-----------------------------------------------------------------------
  383. *
  384. */
  385. #define CFG_PCMCIA_MEM_ADDR (0x50000000)
  386. #define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
  387. #define CFG_PCMCIA_DMA_ADDR (0x54000000)
  388. #define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
  389. #define CFG_PCMCIA_ATTRB_ADDR (0x58000000)
  390. #define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
  391. #define CFG_PCMCIA_IO_ADDR (0x5C000000)
  392. #define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
  393. /*-----------------------------------------------------------------------
  394. * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
  395. *-----------------------------------------------------------------------
  396. */
  397. #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
  398. #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
  399. #undef CONFIG_IDE_LED /* LED for ide not supported */
  400. #undef CONFIG_IDE_RESET /* reset for ide not supported */
  401. #define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
  402. #define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
  403. #define CFG_ATA_IDE0_OFFSET 0x0000
  404. #define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
  405. /* Offset for data I/O */
  406. #define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
  407. /* Offset for normal register accesses */
  408. #define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
  409. /* Offset for alternate registers */
  410. #define CFG_ATA_ALT_OFFSET 0x0100
  411. /*-----------------------------------------------------------------------
  412. *
  413. *-----------------------------------------------------------------------
  414. *
  415. */
  416. #define CFG_DER 0
  417. /*
  418. * Init Memory Controller:
  419. *
  420. * BR0/1 and OR0/1 (FLASH) - second Flash bank optional
  421. */
  422. #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
  423. #define FLASH_BASE1_PRELIM 0x41000000 /* FLASH bank #1 */
  424. /* used to re-map FLASH:
  425. * restrict access enough to keep SRAM working (if any)
  426. * but not too much to meddle with FLASH accesses
  427. */
  428. #define CFG_REMAP_OR_AM 0xFF000000 /* OR addr mask */
  429. #define CFG_PRELIM_OR_AM 0xFF000000 /* OR addr mask */
  430. /* FLASH timing: ACS = 00, TRLX = 0, CSNT = 1, SCY = 8, EHTR = 0 */
  431. #define CFG_OR_TIMING_FLASH (OR_SCY_8_CLK)
  432. #define CFG_OR0_REMAP ( CFG_REMAP_OR_AM | OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \
  433. CFG_OR_TIMING_FLASH)
  434. #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | OR_ACS_DIV1 | OR_BI | \
  435. CFG_OR_TIMING_FLASH)
  436. /* 16 bit, bank valid */
  437. #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_32 | BR_V )
  438. #define CFG_OR1_REMAP CFG_OR0_REMAP
  439. #define CFG_OR1_PRELIM CFG_OR0_PRELIM
  440. #define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_32 | BR_V )
  441. /*
  442. * BR3/OR3: SDRAM
  443. *
  444. * Multiplexed addresses, GPL5 output to GPL5_A (don't care)
  445. */
  446. #define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */
  447. #define SDRAM_PRELIM_OR_AM 0xF0000000 /* map 256 MB (>SDRAM_MAX_SIZE!) */
  448. #define SDRAM_TIMING OR_SCY_0_CLK /* SDRAM-Timing */
  449. #define SDRAM_MAX_SIZE 0x08000000 /* max 128 MB SDRAM */
  450. #define CFG_OR3_PRELIM (SDRAM_PRELIM_OR_AM | OR_CSNT_SAM | OR_G5LS | SDRAM_TIMING )
  451. #define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
  452. /*
  453. * BR5/OR5: Touch Panel
  454. *
  455. * AM=0xFFC00 ATM=0 CSNT/SAM=0 ACS/G5LA/G5LS=3 BIH=1 SCY=0 SETA=0 TRLX=0 EHTR=0
  456. */
  457. #define TOUCHPNL_BASE 0x20000000
  458. #define TOUCHPNL_OR_AM 0xFFFF8000
  459. #define TOUCHPNL_TIMING OR_SCY_0_CLK
  460. #define CFG_OR5_PRELIM (TOUCHPNL_OR_AM | OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \
  461. TOUCHPNL_TIMING )
  462. #define CFG_BR5_PRELIM ((TOUCHPNL_BASE & BR_BA_MSK) | BR_PS_32 | BR_V )
  463. #define CFG_MEMORY_75
  464. #undef CFG_MEMORY_7E
  465. #undef CFG_MEMORY_8E
  466. /*
  467. * Memory Periodic Timer Prescaler
  468. */
  469. /* periodic timer for refresh */
  470. #define CFG_MPTPR 0x200
  471. /*
  472. * MAMR settings for SDRAM
  473. */
  474. #define CFG_MAMR_8COL 0x80802114
  475. #define CFG_MAMR_9COL 0x80904114
  476. /*
  477. * MAR setting for SDRAM
  478. */
  479. #define CFG_MAR 0x00000088
  480. /*
  481. * Internal Definitions
  482. *
  483. * Boot Flags
  484. */
  485. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
  486. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  487. #define CONFIG_MODEM_SUPPORT 1 /* enable modem initialization stuff */
  488. #undef CONFIG_MODEM_SUPPORT_DEBUG
  489. #define CONFIG_MODEM_KEY_MAGIC "3C+3F" /* press F3 + F6 keys to enable modem */
  490. #define CONFIG_POST_KEY_MAGIC "3C+3E" /* press F3 + F5 keys to force POST */
  491. #endif /* __CONFIG_H */