pcu_e.h 18 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. /*
  29. * Workaround for layout bug on prototype board
  30. */
  31. #define PCU_E_WITH_SWAPPED_CS 1
  32. /*
  33. * High Level Configuration Options
  34. * (easy to change)
  35. */
  36. #define CONFIG_MPC860 1 /* This is a MPC860T CPU */
  37. #define CONFIG_MPC860T 1
  38. #define CONFIG_PCU_E 1 /* ...on a PCU E board */
  39. #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
  40. #define CONFIG_BAUDRATE 9600
  41. #if 0
  42. #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
  43. #else
  44. #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
  45. #endif
  46. #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
  47. #undef CONFIG_BOOTARGS
  48. #define CONFIG_BOOTCOMMAND \
  49. "bootp;" \
  50. "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
  51. "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
  52. "bootm"
  53. #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
  54. #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
  55. #undef CONFIG_WATCHDOG /* watchdog disabled */
  56. #define CONFIG_STATUS_LED 1 /* Status LED enabled */
  57. #define CONFIG_PRAM 2048 /* reserve 2 MB "protected RAM" */
  58. #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
  59. #define CONFIG_SPI /* enable SPI driver */
  60. #define CONFIG_SPI_X /* 16 bit EEPROM addressing */
  61. #define CONFIG_HARD_I2C 1 /* I2C with hardware support */
  62. #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
  63. #define CFG_I2C_SLAVE 0x7F
  64. /* ----------------------------------------------------------------
  65. * Offset to initial SPI buffers in DPRAM (used if the environment
  66. * is in the SPI EEPROM): We need a 520 byte scratch DPRAM area to
  67. * use at an early stage. It is used between the two initialization
  68. * calls (spi_init_f() and spi_init_r()). The value 0xB00 makes it
  69. * far enough from the start of the data area (as well as from the
  70. * stack pointer).
  71. * ---------------------------------------------------------------- */
  72. #define CFG_SPI_INIT_OFFSET 0xB00
  73. #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
  74. CFG_CMD_DATE | \
  75. CFG_CMD_EEPROM | \
  76. CFG_CMD_BSP )
  77. #define CONFIG_BOOTP_MASK \
  78. ((CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE) & ~CONFIG_BOOTP_GATEWAY)
  79. /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  80. #include <cmd_confdefs.h>
  81. /*----------------------------------------------------------------------*/
  82. /*
  83. * Miscellaneous configurable options
  84. */
  85. #define CFG_LONGHELP /* undef to save memory */
  86. #define CFG_PROMPT "=> " /* Monitor Command Prompt */
  87. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  88. #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
  89. #else
  90. #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
  91. #endif
  92. #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
  93. #define CFG_MAXARGS 16 /* max number of command args */
  94. #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
  95. #define CFG_MEMTEST_START 0x00100000 /* memtest works on */
  96. #define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
  97. #define CFG_LOAD_ADDR 0x00100000 /* default load address */
  98. #define CFG_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
  99. /* Ethernet hardware configuration done using port pins */
  100. #define CFG_PB_ETH_RESET 0x00000020 /* PB 26 */
  101. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  102. #define CFG_PA_ETH_MDDIS 0x4000 /* PA 1 */
  103. #define CFG_PB_ETH_POWERDOWN 0x00000800 /* PB 20 */
  104. #define CFG_PB_ETH_CFG1 0x00000400 /* PB 21 */
  105. #define CFG_PB_ETH_CFG2 0x00000200 /* PB 22 */
  106. #define CFG_PB_ETH_CFG3 0x00000100 /* PB 23 */
  107. #else /* XXX */
  108. #define CFG_PB_ETH_MDDIS 0x00000010 /* PB 27 */
  109. #define CFG_PB_ETH_POWERDOWN 0x00000100 /* PB 23 */
  110. #define CFG_PB_ETH_CFG1 0x00000200 /* PB 22 */
  111. #define CFG_PB_ETH_CFG2 0x00000400 /* PB 21 */
  112. #define CFG_PB_ETH_CFG3 0x00000800 /* PB 20 */
  113. #endif /* XXX */
  114. /* Ethernet settings:
  115. * MDIO enabled, autonegotiation, 10/100Mbps, half/full duplex
  116. */
  117. #define CFG_ETH_MDDIS_VALUE 0
  118. #define CFG_ETH_CFG1_VALUE 1
  119. #define CFG_ETH_CFG2_VALUE 1
  120. #define CFG_ETH_CFG3_VALUE 1
  121. /* PUMA configuration */
  122. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  123. #define CFG_PB_PUMA_PROG 0x00000010 /* PB 27 */
  124. #else /* XXX */
  125. #define CFG_PA_PUMA_PROG 0x4000 /* PA 1 */
  126. #endif /* XXX */
  127. #define CFG_PC_PUMA_DONE 0x0008 /* PC 12 */
  128. #define CFG_PC_PUMA_INIT 0x0004 /* PC 13 */
  129. #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
  130. #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  131. /*
  132. * Low Level Configuration Settings
  133. * (address mappings, register initial values, etc.)
  134. * You should know what you are doing if you make changes here.
  135. */
  136. /*-----------------------------------------------------------------------
  137. * Internal Memory Mapped Register
  138. */
  139. #define CFG_IMMR 0xFE000000
  140. /*-----------------------------------------------------------------------
  141. * Definitions for initial stack pointer and data area (in DPRAM)
  142. */
  143. #define CFG_INIT_RAM_ADDR CFG_IMMR
  144. #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
  145. #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
  146. #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
  147. #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
  148. /*-----------------------------------------------------------------------
  149. * Address accessed to reset the board - must not be mapped/assigned
  150. */
  151. #define CFG_RESET_ADDRESS 0xFEFFFFFF
  152. /*-----------------------------------------------------------------------
  153. * Start addresses for the final memory configuration
  154. * (Set up by the startup code)
  155. * Please note that CFG_SDRAM_BASE _must_ start at 0
  156. */
  157. #define CFG_SDRAM_BASE 0x00000000
  158. /* this is an ugly hack needed because of the silly non-constant address map */
  159. #define CFG_FLASH_BASE (0-flash_info[0].size-flash_info[1].size)
  160. #if defined(DEBUG)
  161. #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
  162. #else
  163. #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
  164. #endif
  165. #define CFG_MONITOR_BASE TEXT_BASE
  166. #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
  167. /*
  168. * For booting Linux, the board info and command line data
  169. * have to be in the first 8 MB of memory, since this is
  170. * the maximum mapped by the Linux kernel during initialization.
  171. */
  172. #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  173. /*-----------------------------------------------------------------------
  174. * FLASH organization
  175. */
  176. #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
  177. #define CFG_MAX_FLASH_SECT 160 /* max number of sectors on one chip */
  178. #define CFG_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
  179. #define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
  180. #if 0
  181. /* Start port with environment in flash; switch to SPI EEPROM later */
  182. #define CFG_ENV_IS_IN_FLASH 1
  183. #define CFG_ENV_SIZE 0x2000 /* Total Size of Environment */
  184. #define CFG_ENV_ADDR 0xFFFFE000 /* Address of Environment Sector */
  185. #define CFG_ENV_SECT_SIZE 0x2000 /* use the top-most 8k boot sector */
  186. #else
  187. /* Final version: environment in EEPROM */
  188. #define CFG_ENV_IS_IN_EEPROM 1
  189. #define CFG_I2C_EEPROM_ADDR 0
  190. #define CFG_I2C_EEPROM_ADDR_LEN 2
  191. #define CFG_ENV_OFFSET 1024
  192. #define CFG_ENV_SIZE 1024
  193. #endif
  194. /*-----------------------------------------------------------------------
  195. * Cache Configuration
  196. */
  197. #define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
  198. #define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
  199. /*-----------------------------------------------------------------------
  200. * SYPCR - System Protection Control 11-9
  201. * SYPCR can only be written once after reset!
  202. *-----------------------------------------------------------------------
  203. * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
  204. */
  205. #if defined(CONFIG_WATCHDOG)
  206. #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
  207. SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
  208. #else
  209. #define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
  210. #endif
  211. /*-----------------------------------------------------------------------
  212. * SIUMCR - SIU Module Configuration 11-6
  213. *-----------------------------------------------------------------------
  214. * External Arbitration max. priority (7),
  215. * Debug pins configuration '11',
  216. * Asynchronous external master enable.
  217. */
  218. /* => 0x70600200 */
  219. #define CFG_SIUMCR (SIUMCR_EARP7 | SIUMCR_DBGC11 | SIUMCR_AEME)
  220. /*-----------------------------------------------------------------------
  221. * TBSCR - Time Base Status and Control 11-26
  222. *-----------------------------------------------------------------------
  223. * Clear Reference Interrupt Status, Timebase freezing enabled
  224. */
  225. #define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
  226. /*-----------------------------------------------------------------------
  227. * PISCR - Periodic Interrupt Status and Control 11-31
  228. *-----------------------------------------------------------------------
  229. * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
  230. */
  231. #define CFG_PISCR (PISCR_PS | PISCR_PITF)
  232. /*-----------------------------------------------------------------------
  233. * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
  234. *-----------------------------------------------------------------------
  235. * Reset PLL lock status sticky bit, timer expired status bit and timer
  236. * interrupt status bit, set PLL multiplication factor !
  237. */
  238. /* 0x00004080 */
  239. #define CFG_PLPRCR_MF 0 /* (0+1) * 50 = 50 MHz Clock */
  240. #define CFG_PLPRCR \
  241. ( (CFG_PLPRCR_MF << PLPRCR_MF_SHIFT) | \
  242. PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | \
  243. /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
  244. PLPRCR_CSR /*| PLPRCR_LOLRE|PLPRCR_FIOPD*/ \
  245. )
  246. #define CONFIG_8xx_GCLK_FREQ ((CFG_PLPRCR_MF+1)*50000000)
  247. /*-----------------------------------------------------------------------
  248. * SCCR - System Clock and reset Control Register 15-27
  249. *-----------------------------------------------------------------------
  250. * Set clock output, timebase and RTC source and divider,
  251. * power management and some other internal clocks
  252. *
  253. * Note: PITRTCLK is 50MHz / 512 = 97'656.25 Hz
  254. */
  255. #define SCCR_MASK SCCR_EBDF11
  256. /* 0x01800000 */
  257. #define CFG_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \
  258. SCCR_RTDIV | SCCR_RTSEL | \
  259. /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
  260. SCCR_EBDF00 | SCCR_DFSYNC00 | \
  261. SCCR_DFBRG00 | SCCR_DFNL000 | \
  262. SCCR_DFNH000 | SCCR_DFLCD100 | \
  263. SCCR_DFALCD01)
  264. /*-----------------------------------------------------------------------
  265. * RTCSC - Real-Time Clock Status and Control Register 11-27
  266. *-----------------------------------------------------------------------
  267. *
  268. * Note: RTC counts at PITRTCLK / 8'192 = 11.920928 Hz !!!
  269. *
  270. * Don't expect the "date" command to work without a 32kHz clock input!
  271. */
  272. /* 0x00C3 => 0x0003 */
  273. #define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
  274. /*-----------------------------------------------------------------------
  275. * RCCR - RISC Controller Configuration Register 19-4
  276. *-----------------------------------------------------------------------
  277. */
  278. #define CFG_RCCR 0x0000
  279. /*-----------------------------------------------------------------------
  280. * RMDS - RISC Microcode Development Support Control Register
  281. *-----------------------------------------------------------------------
  282. */
  283. #define CFG_RMDS 0
  284. /*-----------------------------------------------------------------------
  285. *
  286. * Interrupt Levels
  287. *-----------------------------------------------------------------------
  288. */
  289. #define CFG_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
  290. /*-----------------------------------------------------------------------
  291. *
  292. *-----------------------------------------------------------------------
  293. *
  294. */
  295. #define CFG_DER 0
  296. /*
  297. * Init Memory Controller:
  298. *
  299. * BR0/1 and OR0/1 (FLASH) - second Flash bank optional
  300. */
  301. #define FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank #0 */
  302. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  303. #define FLASH_BASE6_PRELIM 0xFF000000 /* FLASH bank #1 */
  304. #else /* XXX */
  305. #define FLASH_BASE1_PRELIM 0xFF000000 /* FLASH bank #1 */
  306. #endif /* XXX */
  307. /*
  308. * used to re-map FLASH: restrict access enough but not too much to
  309. * meddle with FLASH accesses
  310. */
  311. #define CFG_REMAP_OR_AM 0xFF800000 /* OR addr mask */
  312. #define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
  313. /* FLASH timing: CSNT = 0, ACS = 00, SCY = 8, EHTR = 1 */
  314. #define CFG_OR_TIMING_FLASH (OR_SCY_8_CLK | OR_EHTR)
  315. #define CFG_OR0_REMAP ( CFG_REMAP_OR_AM | OR_ACS_DIV1 | OR_BI | \
  316. CFG_OR_TIMING_FLASH)
  317. #define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | OR_ACS_DIV1 | OR_BI | \
  318. CFG_OR_TIMING_FLASH)
  319. /* 16 bit, bank valid */
  320. #define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
  321. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  322. #define CFG_OR6_REMAP CFG_OR0_REMAP
  323. #define CFG_OR6_PRELIM CFG_OR0_PRELIM
  324. #define CFG_BR6_PRELIM ((FLASH_BASE6_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
  325. #else /* XXX */
  326. #define CFG_OR1_REMAP CFG_OR0_REMAP
  327. #define CFG_OR1_PRELIM CFG_OR0_PRELIM
  328. #define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
  329. #endif /* XXX */
  330. /*
  331. * BR2/OR2: SDRAM
  332. *
  333. * Multiplexed addresses, GPL5 output to GPL5_A (don't care)
  334. */
  335. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  336. #define SDRAM_BASE5_PRELIM 0x00000000 /* SDRAM bank */
  337. #else /* XXX */
  338. #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank */
  339. #endif /* XXX */
  340. #define SDRAM_PRELIM_OR_AM 0xF8000000 /* map 128 MB (>SDRAM_MAX_SIZE!) */
  341. #define SDRAM_TIMING OR_CSNT_SAM /* SDRAM-Timing */
  342. #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */
  343. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  344. #define CFG_OR5_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING )
  345. #define CFG_BR5_PRELIM ((SDRAM_BASE5_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
  346. #else /* XXX */
  347. #define CFG_OR2_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING )
  348. #define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
  349. #endif /* XXX */
  350. /*
  351. * BR3/OR3: CAN Controller
  352. * BR3: 0x10000401 OR3: 0xffff818a
  353. */
  354. #define CAN_CTRLR_BASE 0x10000000 /* CAN Controller */
  355. #define CAN_CTRLR_OR_AM 0xFFFF8000 /* 32 kB */
  356. #define CAN_CTRLR_TIMING (OR_BI | OR_SCY_8_CLK | OR_SETA | OR_EHTR)
  357. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  358. #define CFG_BR4_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
  359. #define CFG_OR4_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING)
  360. #else /* XXX */
  361. #define CFG_BR3_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
  362. #define CFG_OR3_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING)
  363. #endif /* XXX */
  364. /*
  365. * BR4/OR4: PUMA Config
  366. *
  367. * Memory controller will be used in 2 modes:
  368. *
  369. * - "read" mode:
  370. * BR4: 0x10100801 OR4: 0xffff8530
  371. * - "load" mode (chip select on UPM B):
  372. * BR4: 0x101008c1 OR4: 0xffff8630
  373. *
  374. * Default initialization is in "read" mode
  375. */
  376. #define PUMA_CONF_BASE 0x10100000 /* PUMA Config */
  377. #define PUMA_CONF_OR_AM 0xFFFF8000 /* 32 kB */
  378. #define PUMA_CONF_LOAD_TIMING (OR_ACS_DIV2 | OR_SCY_3_CLK)
  379. #define PUMA_CONF_READ_TIMING (OR_G5LA | OR_BI | OR_SCY_3_CLK)
  380. #define PUMA_CONF_BR_LOAD ((PUMA_CONF_BASE & BR_BA_MSK) | \
  381. BR_PS_16 | BR_MS_UPMB | BR_V)
  382. #define PUMA_CONF_OR_LOAD (PUMA_CONF_OR_AM | PUMA_CONF_LOAD_TIMING)
  383. #define PUMA_CONF_BR_READ ((PUMA_CONF_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
  384. #define PUMA_CONF_OR_READ (PUMA_CONF_OR_AM | PUMA_CONF_READ_TIMING)
  385. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  386. #define CFG_BR3_PRELIM PUMA_CONF_BR_READ
  387. #define CFG_OR3_PRELIM PUMA_CONF_OR_READ
  388. #else /* XXX */
  389. #define CFG_BR4_PRELIM PUMA_CONF_BR_READ
  390. #define CFG_OR4_PRELIM PUMA_CONF_OR_READ
  391. #endif /* XXX */
  392. /*
  393. * BR5/OR5: PUMA: SMA Bus 8 Bit
  394. * BR5: 0x10200401 OR5: 0xffe0010a
  395. */
  396. #define PUMA_SMA8_BASE 0x10200000 /* PUMA SMA Bus 8 Bit */
  397. #define PUMA_SMA8_OR_AM 0xFFE00000 /* 2 MB */
  398. #define PUMA_SMA8_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR)
  399. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  400. #define CFG_BR2_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
  401. #define CFG_OR2_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA)
  402. #else /* XXX */
  403. #define CFG_BR5_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
  404. #define CFG_OR5_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA)
  405. #endif /* XXX */
  406. /*
  407. * BR6/OR6: PUMA: SMA Bus 16 Bit
  408. * BR6: 0x10600801 OR6: 0xffe0010a
  409. */
  410. #define PUMA_SMA16_BASE 0x10600000 /* PUMA SMA Bus 16 Bit */
  411. #define PUMA_SMA16_OR_AM 0xFFE00000 /* 2 MB */
  412. #define PUMA_SMA16_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR)
  413. #if PCU_E_WITH_SWAPPED_CS /* XXX */
  414. #define CFG_BR1_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
  415. #define CFG_OR1_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA)
  416. #else /* XXX */
  417. #define CFG_BR6_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
  418. #define CFG_OR6_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA)
  419. #endif /* XXX */
  420. /*
  421. * BR7/OR7: PUMA: external Flash
  422. * BR7: 0x10a00801 OR7: 0xfe00010a
  423. */
  424. #define PUMA_FLASH_BASE 0x10A00000 /* PUMA external Flash */
  425. #define PUMA_FLASH_OR_AM 0xFE000000 /* 32 MB */
  426. #define PUMA_FLASH_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR)
  427. #define CFG_BR7_PRELIM ((PUMA_FLASH_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
  428. #define CFG_OR7_PRELIM (PUMA_FLASH_OR_AM | PUMA_FLASH_TIMING | OR_SETA)
  429. /*
  430. * Memory Periodic Timer Prescaler
  431. */
  432. /* periodic timer for refresh */
  433. #define CFG_MPTPR 0x0200
  434. /*
  435. * MAMR settings for SDRAM
  436. * 0x30104118 = Timer A period 0x30, MAMR_AMB_TYPE_1, MAMR_G0CLB_A10,
  437. * MAMR_RLFB_1X, MAMR_WLFB_1X, MAMR_TLFB_8X
  438. * 0x30904114 = - " - | Periodic Timer A Enable, MAMR_TLFB_4X
  439. */
  440. /* periodic timer for refresh */
  441. #define CFG_MAMR_PTA 0x30 /* = 48 */
  442. #define CFG_MAMR ( (CFG_MAMR_PTA << MAMR_PTA_SHIFT) | \
  443. MAMR_AMB_TYPE_1 | \
  444. MAMR_G0CLB_A10 | \
  445. MAMR_RLFB_1X | \
  446. MAMR_WLFB_1X | \
  447. MAMR_TLFB_8X )
  448. /*
  449. * Internal Definitions
  450. *
  451. * Boot Flags
  452. */
  453. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
  454. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  455. #endif /* __CONFIG_H */