CATcenter.h 24 KB

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  1. /*
  2. * (C) Copyright 2004 DENX Software Engineering,
  3. * Wolfgang Grandegger <wg@denx.de>
  4. * (C) Copyright 2003
  5. * DAVE Srl
  6. *
  7. * http://www.dave-tech.it
  8. * http://www.wawnet.biz
  9. * mailto:info@wawnet.biz
  10. *
  11. * Credits: Stefan Roese, Wolfgang Denk
  12. *
  13. * This program is free software; you can redistribute it and/or
  14. * modify it under the terms of the GNU General Public License as
  15. * published by the Free Software Foundation; either version 2 of
  16. * the License, or (at your option) any later version.
  17. *
  18. * This program is distributed in the hope that it will be useful,
  19. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  21. * GNU General Public License for more details.
  22. *
  23. * You should have received a copy of the GNU General Public License
  24. * along with this program; if not, write to the Free Software
  25. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  26. * MA 02111-1307 USA
  27. */
  28. /*
  29. * board/config.h - configuration options, board specific
  30. */
  31. #ifndef __CONFIG_H
  32. #define __CONFIG_H
  33. #define CONFIG_PPCHAMELEON_MODULE_BA 0 /* Basic Model */
  34. #define CONFIG_PPCHAMELEON_MODULE_ME 1 /* Medium Model */
  35. #define CONFIG_PPCHAMELEON_MODULE_HI 2 /* High-End Model */
  36. #ifndef CONFIG_PPCHAMELEON_MODULE_MODEL
  37. #define CONFIG_PPCHAMELEON_MODULE_MODEL CONFIG_PPCHAMELEON_MODULE_BA
  38. #endif
  39. /*
  40. * Debug stuff
  41. */
  42. #undef __DEBUG_START_FROM_SRAM__
  43. #define __DISABLE_MACHINE_EXCEPTION__
  44. #ifdef __DEBUG_START_FROM_SRAM__
  45. #define CFG_DUMMY_FLASH_SIZE 1024*1024*4
  46. #endif
  47. /*
  48. * High Level Configuration Options
  49. * (easy to change)
  50. */
  51. #define CONFIG_405EP 1 /* This is a PPC405 CPU */
  52. #define CONFIG_4xx 1 /* ...member of PPC4xx family */
  53. #define CONFIG_PPCHAMELEONEVB 1 /* ...on a PPChameleonEVB board */
  54. #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
  55. #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
  56. #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
  57. #define CONFIG_UART1_CONSOLE 1 /* Use second UART */
  58. #define CONFIG_BAUDRATE 115200
  59. #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
  60. #undef CONFIG_BOOTARGS
  61. /* Ethernet stuff */
  62. #define CONFIG_ENV_OVERWRITE /* Let the user to change the Ethernet MAC addresses */
  63. #define CONFIG_ETHADDR 00:50:C2:1E:AF:FC
  64. #define CONFIG_ETH1ADDR 00:50:C2:1E:AF:FB
  65. #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
  66. #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
  67. #undef CONFIG_EXT_PHY
  68. #define CONFIG_MII 1 /* MII PHY management */
  69. #ifndef CONFIG_EXT_PHY
  70. #define CONFIG_PHY_ADDR 1 /* PHY address */
  71. #else
  72. #define CONFIG_PHY_ADDR 2 /* PHY address */
  73. #endif
  74. #define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
  75. #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
  76. CFG_CMD_DATE | \
  77. CFG_CMD_ELF | \
  78. CFG_CMD_EEPROM | \
  79. CFG_CMD_I2C | \
  80. CFG_CMD_IRQ | \
  81. CFG_CMD_MII | \
  82. CFG_CMD_NAND | \
  83. CFG_CMD_JFFS2)
  84. #define CONFIG_MAC_PARTITION
  85. #define CONFIG_DOS_PARTITION
  86. /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  87. #include <cmd_confdefs.h>
  88. #undef CONFIG_WATCHDOG /* watchdog disabled */
  89. #define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/
  90. #define CFG_RTC_REG_BASE_ADDR 0xF0000500 /* RTC Base Address */
  91. #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
  92. /*
  93. * Miscellaneous configurable options
  94. */
  95. #define CFG_LONGHELP /* undef to save memory */
  96. #define CFG_PROMPT "=> " /* Monitor Command Prompt */
  97. #undef CFG_HUSH_PARSER /* use "hush" command parser */
  98. #ifdef CFG_HUSH_PARSER
  99. #define CFG_PROMPT_HUSH_PS2 "> "
  100. #endif
  101. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  102. #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
  103. #else
  104. #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
  105. #endif
  106. #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
  107. #define CFG_MAXARGS 16 /* max number of command args */
  108. #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
  109. #define CFG_DEVICE_NULLDEV 1 /* include nulldev device */
  110. #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
  111. #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
  112. #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
  113. #undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
  114. #define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
  115. #define CFG_BASE_BAUD 691200
  116. /* The following table includes the supported baudrates */
  117. #define CFG_BAUDRATE_TABLE \
  118. { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
  119. 57600, 115200, 230400, 460800, 921600 }
  120. #define CFG_LOAD_ADDR 0x100000 /* default load address */
  121. #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
  122. #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
  123. #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
  124. /*-----------------------------------------------------------------------
  125. * NAND-FLASH stuff
  126. *-----------------------------------------------------------------------
  127. */
  128. #define CFG_NAND0_BASE 0xFF400000
  129. #define CFG_NAND1_BASE 0xFF000000
  130. /* For CATcenter there is only NAND on the module */
  131. #define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
  132. #define SECTORSIZE 512
  133. #define NAND_NO_RB
  134. #define ADDR_COLUMN 1
  135. #define ADDR_PAGE 2
  136. #define ADDR_COLUMN_PAGE 3
  137. #define NAND_ChipID_UNKNOWN 0x00
  138. #define NAND_MAX_FLOORS 1
  139. #define NAND_MAX_CHIPS 1
  140. #define CFG_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */
  141. #define CFG_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */
  142. #define CFG_NAND0_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */
  143. #define CFG_NAND0_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */
  144. #define CFG_NAND1_CE (0x80000000 >> 14) /* our CE is GPIO14 */
  145. #define CFG_NAND1_CLE (0x80000000 >> 15) /* our CLE is GPIO15 */
  146. #define CFG_NAND1_ALE (0x80000000 >> 16) /* our ALE is GPIO16 */
  147. #define CFG_NAND1_RDY (0x80000000 >> 31) /* our RDY is GPIO31 */
  148. #define NAND_DISABLE_CE(nand) do \
  149. { \
  150. switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \
  151. { \
  152. case CFG_NAND0_BASE: \
  153. out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CE); \
  154. break; \
  155. case CFG_NAND1_BASE: \
  156. out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CE); \
  157. break; \
  158. } \
  159. } while(0)
  160. #define NAND_ENABLE_CE(nand) do \
  161. { \
  162. switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \
  163. { \
  164. case CFG_NAND0_BASE: \
  165. out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CE); \
  166. break; \
  167. case CFG_NAND1_BASE: \
  168. out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CE); \
  169. break; \
  170. } \
  171. } while(0)
  172. #define NAND_CTL_CLRALE(nandptr) do \
  173. { \
  174. switch((unsigned long)nandptr) \
  175. { \
  176. case CFG_NAND0_BASE: \
  177. out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_ALE); \
  178. break; \
  179. case CFG_NAND1_BASE: \
  180. out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_ALE); \
  181. break; \
  182. } \
  183. } while(0)
  184. #define NAND_CTL_SETALE(nandptr) do \
  185. { \
  186. switch((unsigned long)nandptr) \
  187. { \
  188. case CFG_NAND0_BASE: \
  189. out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_ALE); \
  190. break; \
  191. case CFG_NAND1_BASE: \
  192. out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_ALE); \
  193. break; \
  194. } \
  195. } while(0)
  196. #define NAND_CTL_CLRCLE(nandptr) do \
  197. { \
  198. switch((unsigned long)nandptr) \
  199. { \
  200. case CFG_NAND0_BASE: \
  201. out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CLE); \
  202. break; \
  203. case CFG_NAND1_BASE: \
  204. out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CLE); \
  205. break; \
  206. } \
  207. } while(0)
  208. #define NAND_CTL_SETCLE(nandptr) do { \
  209. switch((unsigned long)nandptr) { \
  210. case CFG_NAND0_BASE: \
  211. out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CLE); \
  212. break; \
  213. case CFG_NAND1_BASE: \
  214. out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CLE); \
  215. break; \
  216. } \
  217. } while(0)
  218. #ifdef NAND_NO_RB
  219. /* constant delay (see also tR in the datasheet) */
  220. #define NAND_WAIT_READY(nand) do { \
  221. udelay(12); \
  222. } while (0)
  223. #else
  224. /* use the R/B pin */
  225. /* TBD */
  226. #endif
  227. #define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
  228. #define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
  229. #define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0)
  230. #define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr))
  231. /*-----------------------------------------------------------------------
  232. * PCI stuff
  233. *-----------------------------------------------------------------------
  234. */
  235. #if 0 /* No PCI on CATcenter */
  236. #define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
  237. #define PCI_HOST_FORCE 1 /* configure as pci host */
  238. #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
  239. #define CONFIG_PCI /* include pci support */
  240. #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
  241. #undef CONFIG_PCI_PNP /* do pci plug-and-play */
  242. /* resource configuration */
  243. #define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
  244. #define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
  245. #define CFG_PCI_SUBSYS_DEVICEID 0x0405 /* PCI Device ID: CPCI-405 */
  246. #define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/
  247. #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
  248. #define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */
  249. #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
  250. #define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */
  251. #define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
  252. #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
  253. #endif /* No PCI */
  254. /*-----------------------------------------------------------------------
  255. * Start addresses for the final memory configuration
  256. * (Set up by the startup code)
  257. * Please note that CFG_SDRAM_BASE _must_ start at 0
  258. */
  259. #define CFG_SDRAM_BASE 0x00000000
  260. #define CFG_FLASH_BASE 0xFFFC0000
  261. #define CFG_MONITOR_BASE CFG_FLASH_BASE
  262. #define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
  263. #define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */
  264. /*
  265. * For booting Linux, the board info and command line data
  266. * have to be in the first 8 MB of memory, since this is
  267. * the maximum mapped by the Linux kernel during initialization.
  268. */
  269. #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  270. /*-----------------------------------------------------------------------
  271. * FLASH organization
  272. */
  273. #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
  274. #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
  275. #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
  276. #define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
  277. #define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
  278. #define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
  279. #define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
  280. /*
  281. * The following defines are added for buggy IOP480 byte interface.
  282. * All other boards should use the standard values (CPCI405 etc.)
  283. */
  284. #define CFG_FLASH_READ0 0x0000 /* 0 is standard */
  285. #define CFG_FLASH_READ1 0x0001 /* 1 is standard */
  286. #define CFG_FLASH_READ2 0x0002 /* 2 is standard */
  287. #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
  288. #if 0 /* test-only */
  289. #define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */
  290. #define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains U-Boot */
  291. #endif
  292. /*-----------------------------------------------------------------------
  293. * Environment Variable setup
  294. */
  295. #define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
  296. #define CFG_ENV_ADDR 0xFFFF8000 /* environment starts at the first small sector */
  297. #define CFG_ENV_SECT_SIZE 0x2000 /* 8196 bytes may be used for env vars*/
  298. #define CFG_ENV_ADDR_REDUND 0xFFFFA000
  299. #define CFG_ENV_SIZE_REDUND 0x2000
  300. #define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
  301. #define CFG_NVRAM_SIZE 242 /* NVRAM size */
  302. /*-----------------------------------------------------------------------
  303. * I2C EEPROM (CAT24WC16) for environment
  304. */
  305. #define CONFIG_HARD_I2C /* I2c with hardware support */
  306. #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
  307. #define CFG_I2C_SLAVE 0x7F
  308. #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
  309. #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
  310. /* mask of address bits that overflow into the "EEPROM chip address" */
  311. /*#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07*/
  312. #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
  313. /* 16 byte page write mode using*/
  314. /* last 4 bits of the address */
  315. #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
  316. #define CFG_EEPROM_PAGE_WRITE_ENABLE
  317. /*-----------------------------------------------------------------------
  318. * Cache Configuration
  319. */
  320. #define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */
  321. /* have only 8kB, 16kB is save here */
  322. #define CFG_CACHELINE_SIZE 32 /* ... */
  323. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  324. #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
  325. #endif
  326. /*
  327. * Init Memory Controller:
  328. *
  329. * BR0/1 and OR0/1 (FLASH)
  330. */
  331. #define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */
  332. /*-----------------------------------------------------------------------
  333. * External Bus Controller (EBC) Setup
  334. */
  335. /* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */
  336. #define CFG_EBC_PB0AP 0x92015480
  337. #define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
  338. /* Memory Bank 1 (External SRAM) initialization */
  339. /* Since this must replace NOR Flash, we use the same settings for CS0 */
  340. #define CFG_EBC_PB1AP 0x92015480
  341. #define CFG_EBC_PB1CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
  342. /* Memory Bank 2 (Flash Bank 1, NAND-FLASH) initialization */
  343. #define CFG_EBC_PB2AP 0x92015480
  344. #define CFG_EBC_PB2CR 0xFF458000 /* BAS=0xFF4,BS=4MB,BU=R/W,BW=8bit */
  345. /* Memory Bank 3 (Flash Bank 2, NAND-FLASH) initialization */
  346. #define CFG_EBC_PB3AP 0x92015480
  347. #define CFG_EBC_PB3CR 0xFF058000 /* BAS=0xFF0,BS=4MB,BU=R/W,BW=8bit */
  348. #if 0 /* Roese */
  349. /* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization */
  350. #define CFG_EBC_PB1AP 0x92015480
  351. #define CFG_EBC_PB1CR 0xFF858000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
  352. /* Memory Bank 2 (CAN0, 1) initialization */
  353. #define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
  354. #define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
  355. /* Memory Bank 3 (CompactFlash IDE) initialization */
  356. #define CFG_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
  357. #define CFG_EBC_PB3CR 0xF011A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */
  358. /* Memory Bank 4 (NVRAM/RTC) initialization */
  359. #define CFG_EBC_PB4AP 0x01005280 /* TWT=2,WBN=1,WBF=1,TH=1,SOR=1 */
  360. #define CFG_EBC_PB4CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */
  361. #endif
  362. /*-----------------------------------------------------------------------
  363. * FPGA stuff
  364. */
  365. /* FPGA internal regs */
  366. #define CFG_FPGA_MODE 0x00
  367. #define CFG_FPGA_STATUS 0x02
  368. #define CFG_FPGA_TS 0x04
  369. #define CFG_FPGA_TS_LOW 0x06
  370. #define CFG_FPGA_TS_CAP0 0x10
  371. #define CFG_FPGA_TS_CAP0_LOW 0x12
  372. #define CFG_FPGA_TS_CAP1 0x14
  373. #define CFG_FPGA_TS_CAP1_LOW 0x16
  374. #define CFG_FPGA_TS_CAP2 0x18
  375. #define CFG_FPGA_TS_CAP2_LOW 0x1a
  376. #define CFG_FPGA_TS_CAP3 0x1c
  377. #define CFG_FPGA_TS_CAP3_LOW 0x1e
  378. /* FPGA Mode Reg */
  379. #define CFG_FPGA_MODE_CF_RESET 0x0001
  380. #define CFG_FPGA_MODE_TS_IRQ_ENABLE 0x0100
  381. #define CFG_FPGA_MODE_TS_IRQ_CLEAR 0x1000
  382. #define CFG_FPGA_MODE_TS_CLEAR 0x2000
  383. /* FPGA Status Reg */
  384. #define CFG_FPGA_STATUS_DIP0 0x0001
  385. #define CFG_FPGA_STATUS_DIP1 0x0002
  386. #define CFG_FPGA_STATUS_DIP2 0x0004
  387. #define CFG_FPGA_STATUS_FLASH 0x0008
  388. #define CFG_FPGA_STATUS_TS_IRQ 0x1000
  389. #define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */
  390. #define CFG_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/
  391. /* FPGA program pin configuration */
  392. #define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */
  393. #define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */
  394. #define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */
  395. #define CFG_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */
  396. #define CFG_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */
  397. /*-----------------------------------------------------------------------
  398. * Definitions for initial stack pointer and data area (in data cache)
  399. */
  400. /* use on chip memory ( OCM ) for temperary stack until sdram is tested */
  401. #define CFG_TEMP_STACK_OCM 1
  402. /* On Chip Memory location */
  403. #define CFG_OCM_DATA_ADDR 0xF8000000
  404. #define CFG_OCM_DATA_SIZE 0x1000
  405. #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
  406. #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
  407. #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
  408. #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
  409. #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
  410. /*-----------------------------------------------------------------------
  411. * Definitions for GPIO setup (PPC405EP specific)
  412. *
  413. * GPIO0[0] - External Bus Controller BLAST output
  414. * GPIO0[1-9] - Instruction trace outputs -> GPIO
  415. * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
  416. * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
  417. * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
  418. * GPIO0[24-27] - UART0 control signal inputs/outputs
  419. * GPIO0[28-29] - UART1 data signal input/output
  420. * GPIO0[30] - EMAC0 input
  421. * GPIO0[31] - EMAC1 reject packet as output
  422. */
  423. #define CFG_GPIO0_OSRH 0x40000550
  424. #define CFG_GPIO0_OSRL 0x00000110
  425. #define CFG_GPIO0_ISR1H 0x00000000
  426. /*#define CFG_GPIO0_ISR1L 0x15555445*/
  427. #define CFG_GPIO0_ISR1L 0x15555444
  428. #define CFG_GPIO0_TSRH 0x00000000
  429. #define CFG_GPIO0_TSRL 0x00000000
  430. #define CFG_GPIO0_TCR 0xF7FF8014
  431. /*
  432. * Internal Definitions
  433. *
  434. * Boot Flags
  435. */
  436. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
  437. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  438. #define CONFIG_NO_SERIAL_EEPROM
  439. /*--------------------------------------------------------------------*/
  440. #ifdef CONFIG_NO_SERIAL_EEPROM
  441. /*
  442. !-----------------------------------------------------------------------
  443. ! Defines for entry options.
  444. ! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
  445. ! are plugged in the board will be utilized as non-ECC DIMMs.
  446. !-----------------------------------------------------------------------
  447. */
  448. #undef AUTO_MEMORY_CONFIG
  449. #define DIMM_READ_ADDR 0xAB
  450. #define DIMM_WRITE_ADDR 0xAA
  451. #define CPC0_PLLMR0 (CNTRL_DCR_BASE+0x0) /* PLL mode 0 register */
  452. #define CPC0_BOOT (CNTRL_DCR_BASE+0x1) /* Chip Clock Status register */
  453. #define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* Chip Control 1 register */
  454. #define CPC0_EPRCSR (CNTRL_DCR_BASE+0x3) /* EMAC PHY Rcv Clk Src register */
  455. #define CPC0_PLLMR1 (CNTRL_DCR_BASE+0x4) /* PLL mode 1 register */
  456. #define CPC0_UCR (CNTRL_DCR_BASE+0x5) /* UART Control register */
  457. #define CPC0_SRR (CNTRL_DCR_BASE+0x6) /* Soft Reset register */
  458. #define CPC0_JTAGID (CNTRL_DCR_BASE+0x7) /* JTAG ID register */
  459. #define CPC0_SPARE (CNTRL_DCR_BASE+0x8) /* Spare DCR */
  460. #define CPC0_PCI (CNTRL_DCR_BASE+0x9) /* PCI Control register */
  461. /* Defines for CPC0_PLLMR1 Register fields */
  462. #define PLL_ACTIVE 0x80000000
  463. #define CPC0_PLLMR1_SSCS 0x80000000
  464. #define PLL_RESET 0x40000000
  465. #define CPC0_PLLMR1_PLLR 0x40000000
  466. /* Feedback multiplier */
  467. #define PLL_FBKDIV 0x00F00000
  468. #define CPC0_PLLMR1_FBDV 0x00F00000
  469. #define PLL_FBKDIV_16 0x00000000
  470. #define PLL_FBKDIV_1 0x00100000
  471. #define PLL_FBKDIV_2 0x00200000
  472. #define PLL_FBKDIV_3 0x00300000
  473. #define PLL_FBKDIV_4 0x00400000
  474. #define PLL_FBKDIV_5 0x00500000
  475. #define PLL_FBKDIV_6 0x00600000
  476. #define PLL_FBKDIV_7 0x00700000
  477. #define PLL_FBKDIV_8 0x00800000
  478. #define PLL_FBKDIV_9 0x00900000
  479. #define PLL_FBKDIV_10 0x00A00000
  480. #define PLL_FBKDIV_11 0x00B00000
  481. #define PLL_FBKDIV_12 0x00C00000
  482. #define PLL_FBKDIV_13 0x00D00000
  483. #define PLL_FBKDIV_14 0x00E00000
  484. #define PLL_FBKDIV_15 0x00F00000
  485. /* Forward A divisor */
  486. #define PLL_FWDDIVA 0x00070000
  487. #define CPC0_PLLMR1_FWDVA 0x00070000
  488. #define PLL_FWDDIVA_8 0x00000000
  489. #define PLL_FWDDIVA_7 0x00010000
  490. #define PLL_FWDDIVA_6 0x00020000
  491. #define PLL_FWDDIVA_5 0x00030000
  492. #define PLL_FWDDIVA_4 0x00040000
  493. #define PLL_FWDDIVA_3 0x00050000
  494. #define PLL_FWDDIVA_2 0x00060000
  495. #define PLL_FWDDIVA_1 0x00070000
  496. /* Forward B divisor */
  497. #define PLL_FWDDIVB 0x00007000
  498. #define CPC0_PLLMR1_FWDVB 0x00007000
  499. #define PLL_FWDDIVB_8 0x00000000
  500. #define PLL_FWDDIVB_7 0x00001000
  501. #define PLL_FWDDIVB_6 0x00002000
  502. #define PLL_FWDDIVB_5 0x00003000
  503. #define PLL_FWDDIVB_4 0x00004000
  504. #define PLL_FWDDIVB_3 0x00005000
  505. #define PLL_FWDDIVB_2 0x00006000
  506. #define PLL_FWDDIVB_1 0x00007000
  507. /* PLL tune bits */
  508. #define PLL_TUNE_MASK 0x000003FF
  509. #define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */
  510. #define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */
  511. #define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */
  512. #define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */
  513. #define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */
  514. #define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */
  515. #define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */
  516. /* Defines for CPC0_PLLMR0 Register fields */
  517. /* CPU divisor */
  518. #define PLL_CPUDIV 0x00300000
  519. #define CPC0_PLLMR0_CCDV 0x00300000
  520. #define PLL_CPUDIV_1 0x00000000
  521. #define PLL_CPUDIV_2 0x00100000
  522. #define PLL_CPUDIV_3 0x00200000
  523. #define PLL_CPUDIV_4 0x00300000
  524. /* PLB divisor */
  525. #define PLL_PLBDIV 0x00030000
  526. #define CPC0_PLLMR0_CBDV 0x00030000
  527. #define PLL_PLBDIV_1 0x00000000
  528. #define PLL_PLBDIV_2 0x00010000
  529. #define PLL_PLBDIV_3 0x00020000
  530. #define PLL_PLBDIV_4 0x00030000
  531. /* OPB divisor */
  532. #define PLL_OPBDIV 0x00003000
  533. #define CPC0_PLLMR0_OPDV 0x00003000
  534. #define PLL_OPBDIV_1 0x00000000
  535. #define PLL_OPBDIV_2 0x00001000
  536. #define PLL_OPBDIV_3 0x00002000
  537. #define PLL_OPBDIV_4 0x00003000
  538. /* EBC divisor */
  539. #define PLL_EXTBUSDIV 0x00000300
  540. #define CPC0_PLLMR0_EPDV 0x00000300
  541. #define PLL_EXTBUSDIV_2 0x00000000
  542. #define PLL_EXTBUSDIV_3 0x00000100
  543. #define PLL_EXTBUSDIV_4 0x00000200
  544. #define PLL_EXTBUSDIV_5 0x00000300
  545. /* MAL divisor */
  546. #define PLL_MALDIV 0x00000030
  547. #define CPC0_PLLMR0_MPDV 0x00000030
  548. #define PLL_MALDIV_1 0x00000000
  549. #define PLL_MALDIV_2 0x00000010
  550. #define PLL_MALDIV_3 0x00000020
  551. #define PLL_MALDIV_4 0x00000030
  552. /* PCI divisor */
  553. #define PLL_PCIDIV 0x00000003
  554. #define CPC0_PLLMR0_PPFD 0x00000003
  555. #define PLL_PCIDIV_1 0x00000000
  556. #define PLL_PCIDIV_2 0x00000001
  557. #define PLL_PCIDIV_3 0x00000002
  558. #define PLL_PCIDIV_4 0x00000003
  559. /* CPU - PLB/SDRAM - EBC - OPB - PCI (assuming a 33.3MHz input clock to the 405EP) */
  560. #define PLLMR0_133_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \
  561. PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
  562. PLL_MALDIV_1 | PLL_PCIDIV_4)
  563. #define PLLMR1_133_133_33_66_33 (PLL_FBKDIV_4 | \
  564. PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \
  565. PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
  566. #define PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
  567. PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
  568. PLL_MALDIV_1 | PLL_PCIDIV_4)
  569. #define PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \
  570. PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \
  571. PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
  572. #define PLLMR0_266_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
  573. PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
  574. PLL_MALDIV_1 | PLL_PCIDIV_4)
  575. #define PLLMR1_266_133_33_66_33 (PLL_FBKDIV_8 | \
  576. PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
  577. PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
  578. #define PLLMR0_333_111_37_55_55 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
  579. PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
  580. PLL_MALDIV_1 | PLL_PCIDIV_2)
  581. #define PLLMR1_333_111_37_55_55 (PLL_FBKDIV_10 | \
  582. PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
  583. PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
  584. #if (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_HI)
  585. /* Model HI */
  586. #define PLLMR0_DEFAULT PLLMR0_333_111_37_55_55
  587. #define PLLMR1_DEFAULT PLLMR1_333_111_37_55_55
  588. /* Model ME */
  589. #elif (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_ME)
  590. #define PLLMR0_DEFAULT PLLMR0_266_133_33_66_33
  591. #define PLLMR1_DEFAULT PLLMR1_266_133_33_66_33
  592. #else
  593. /* Model BA (default) */
  594. #define PLLMR0_DEFAULT PLLMR0_133_133_33_66_33
  595. #define PLLMR1_DEFAULT PLLMR1_133_133_33_66_33
  596. #endif
  597. #endif /* CONFIG_NO_SERIAL_EEPROM */
  598. #define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */
  599. #define CONFIG_JFFS2_NAND_DEV 0 /* nand device jffs2 lives on */
  600. #define CONFIG_JFFS2_NAND_OFF 0 /* start of jffs2 partition */
  601. #define CONFIG_JFFS2_NAND_SIZE 2*1024*1024 /* size of jffs2 partition */
  602. #define NAND_CACHE_PAGES 16 /* size of nand cache in 512 bytes pages */
  603. #endif /* __CONFIG_H */