ep8260.h 22 KB

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  1. /*
  2. * (C) Copyright 2002
  3. * Frank Panno <fpanno@delphintech.com>, Delphin Technology AG
  4. *
  5. * This file is based on similar values for other boards found in other
  6. * U-Boot config files, and some that I found in the EP8260 manual.
  7. *
  8. * See file CREDITS for list of people who contributed to this
  9. * project.
  10. *
  11. * This program is free software; you can redistribute it and/or
  12. * modify it under the terms of the GNU General Public License as
  13. * published by the Free Software Foundation; either version 2 of
  14. * the License, or (at your option) any later version.
  15. *
  16. * This program is distributed in the hope that it will be useful,
  17. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  19. * GNU General Public License for more details.
  20. *
  21. * You should have received a copy of the GNU General Public License
  22. * along with this program; if not, write to the Free Software
  23. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24. * MA 02111-1307 USA
  25. */
  26. /*
  27. * board/config.h - configuration options, board specific
  28. *
  29. * Note: my board is a "SBC 8260 H, V.1.1"
  30. * - 64M 60x Bus SDRAM
  31. * - 32M Local Bus SDRAM
  32. * - 16M Flash (4 x AM29DL323DB90WDI)
  33. * - 128k NVRAM with RTC
  34. */
  35. #ifndef __CONFIG_H
  36. #define __CONFIG_H
  37. /* What is the oscillator's (UX2) frequency in Hz? */
  38. #define CONFIG_8260_CLKIN (66 * 1000 * 1000)
  39. /*-----------------------------------------------------------------------
  40. * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
  41. *-----------------------------------------------------------------------
  42. * What should MODCK_H be? It is dependent on the oscillator
  43. * frequency, MODCK[1-3], and desired CPM and core frequencies.
  44. * Here are some example values (all frequencies are in MHz):
  45. *
  46. * MODCK_H MODCK[1-3] Osc CPM Core
  47. * ------- ---------- --- --- ----
  48. * 0x2 0x2 33 133 133
  49. * 0x2 0x3 33 133 166
  50. * 0x2 0x4 33 133 200
  51. * 0x2 0x5 33 133 233
  52. * 0x2 0x6 33 133 266
  53. *
  54. * 0x5 0x5 66 133 133
  55. * 0x5 0x6 66 133 166
  56. * 0x5 0x7 66 133 200 *
  57. * 0x6 0x0 66 133 233
  58. * 0x6 0x1 66 133 266
  59. * 0x6 0x2 66 133 300
  60. */
  61. #define CFG_SBC_MODCK_H 0x05
  62. /* Define this if you want to boot from 0x00000100. If you don't define
  63. * this, you will need to program the bootloader to 0xfff00000, and
  64. * get the hardware reset config words at 0xfe000000. The simplest
  65. * way to do that is to program the bootloader at both addresses.
  66. * It is suggested that you just let U-Boot live at 0x00000000.
  67. */
  68. /* #define CFG_SBC_BOOT_LOW 1 */ /* only for HRCW */
  69. /* #undef CFG_SBC_BOOT_LOW */
  70. /* The reset command will not work as expected if the reset address does
  71. * not point to the correct address.
  72. */
  73. #define CFG_RESET_ADDRESS 0xFFF00100
  74. /* What should the base address of the main FLASH be and how big is
  75. * it (in MBytes)? This must contain TEXT_BASE from board/ep8260/config.mk
  76. * The main FLASH is whichever is connected to *CS0. U-Boot expects
  77. * this to be the SIMM.
  78. */
  79. #define CFG_FLASH0_BASE 0xFF000000
  80. #define CFG_FLASH0_SIZE 16
  81. /* What should the base address of the secondary FLASH be and how big
  82. * is it (in Mbytes)? The secondary FLASH is whichever is connected
  83. * to *CS6. U-Boot expects this to be the on board FLASH. If you don't
  84. * want it enabled, don't define these constants.
  85. */
  86. #define CFG_FLASH1_BASE 0
  87. #define CFG_FLASH1_SIZE 0
  88. #undef CFG_FLASH1_BASE
  89. #undef CFG_FLASH1_SIZE
  90. /* What should be the base address of SDRAM DIMM (60x bus) and how big is
  91. * it (in Mbytes)?
  92. */
  93. #define CFG_SDRAM0_BASE 0x00000000
  94. #define CFG_SDRAM0_SIZE 64
  95. /* define CFG_LSDRAM if you want to enable the 32M SDRAM on the
  96. * local bus (8260 local bus is NOT cacheable!)
  97. */
  98. /* #define CFG_LSDRAM */
  99. #undef CFG_LSDRAM
  100. #ifdef CFG_LSDRAM
  101. /* What should be the base address of SDRAM DIMM (local bus) and how big is
  102. * it (in Mbytes)?
  103. */
  104. #define CFG_SDRAM1_BASE 0x04000000
  105. #define CFG_SDRAM1_SIZE 32
  106. #else
  107. #define CFG_SDRAM1_BASE 0
  108. #define CFG_SDRAM1_SIZE 0
  109. #undef CFG_SDRAM1_BASE
  110. #undef CFG_SDRAM1_SIZE
  111. #endif /* CFG_LSDRAM */
  112. /* What should be the base address of NVRAM and how big is
  113. * it (in Bytes)
  114. */
  115. #define CFG_NVRAM_BASE_ADDR 0xFa080000
  116. #define CFG_NVRAM_SIZE (128*1024)-16
  117. /* The RTC is a Dallas DS1556
  118. */
  119. #define CONFIG_RTC_DS1556
  120. /* What should be the base address of the LEDs and switch S0?
  121. * If you don't want them enabled, don't define this.
  122. */
  123. #define CFG_LED_BASE 0x00000000
  124. #undef CFG_LED_BASE
  125. /*
  126. * select serial console configuration
  127. *
  128. * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
  129. * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
  130. * for SCC).
  131. *
  132. * if CONFIG_CONS_NONE is defined, then the serial console routines must
  133. * defined elsewhere.
  134. */
  135. #define CONFIG_CONS_ON_SMC /* define if console on SMC */
  136. #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
  137. #undef CONFIG_CONS_NONE /* define if console on neither */
  138. #define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */
  139. /*
  140. * select ethernet configuration
  141. *
  142. * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
  143. * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
  144. * for FCC)
  145. *
  146. * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
  147. * defined elsewhere (as for the console), or CFG_CMD_NET must be removed
  148. * from CONFIG_COMMANDS to remove support for networking.
  149. */
  150. #undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */
  151. #define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */
  152. #undef CONFIG_ETHER_NONE /* define if ethernet on neither */
  153. #define CONFIG_ETHER_INDEX 3 /* which SCC/FCC channel for ethernet */
  154. #if ( CONFIG_ETHER_INDEX == 3 )
  155. /*
  156. * - Rx-CLK is CLK15
  157. * - Tx-CLK is CLK16
  158. * - RAM for BD/Buffers is on the local Bus (see 28-13)
  159. * - Enable Half Duplex in FSMR
  160. */
  161. # define CFG_CMXFCR_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
  162. # define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
  163. /*
  164. * - RAM for BD/Buffers is on the local Bus (see 28-13)
  165. */
  166. #ifdef CFG_LSDRAM
  167. #define CFG_CPMFCR_RAMTYPE 3
  168. #else /* CFG_LSDRAM */
  169. #define CFG_CPMFCR_RAMTYPE 0
  170. #endif /* CFG_LSDRAM */
  171. /* - Enable Half Duplex in FSMR */
  172. /* # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) */
  173. # define CFG_FCC_PSMR 0
  174. #else /* CONFIG_ETHER_INDEX */
  175. # error "on EP8260 ethernet must be FCC3"
  176. #endif /* CONFIG_ETHER_INDEX */
  177. /*
  178. * select i2c support configuration
  179. *
  180. * Supported configurations are {none, software, hardware} drivers.
  181. * If the software driver is chosen, there are some additional
  182. * configuration items that the driver uses to drive the port pins.
  183. */
  184. #undef CONFIG_HARD_I2C /* I2C with hardware support */
  185. #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
  186. #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
  187. #define CFG_I2C_SLAVE 0x7F
  188. /*
  189. * Software (bit-bang) I2C driver configuration
  190. */
  191. #ifdef CONFIG_SOFT_I2C
  192. #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
  193. #define I2C_ACTIVE (iop->pdir |= 0x00010000)
  194. #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
  195. #define I2C_READ ((iop->pdat & 0x00010000) != 0)
  196. #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
  197. else iop->pdat &= ~0x00010000
  198. #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
  199. else iop->pdat &= ~0x00020000
  200. #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
  201. #endif /* CONFIG_SOFT_I2C */
  202. /* #define CONFIG_RTC_DS174x */
  203. /* Define this to reserve an entire FLASH sector (256 KB) for
  204. * environment variables. Otherwise, the environment will be
  205. * put in the same sector as U-Boot, and changing variables
  206. * will erase U-Boot temporarily
  207. */
  208. #define CFG_ENV_IN_OWN_SECT
  209. /* Define to allow the user to overwrite serial and ethaddr */
  210. #define CONFIG_ENV_OVERWRITE
  211. /* What should the console's baud rate be? */
  212. /* #define CONFIG_BAUDRATE 57600 */
  213. #define CONFIG_BAUDRATE 115200
  214. /* Ethernet MAC address */
  215. #define CONFIG_ETHADDR 00:10:EC:00:30:8C
  216. #define CONFIG_IPADDR 192.168.254.130
  217. #define CONFIG_SERVERIP 192.168.254.49
  218. /* Set to a positive value to delay for running BOOTCOMMAND */
  219. #define CONFIG_BOOTDELAY -1
  220. /* undef this to save memory */
  221. #define CFG_LONGHELP
  222. /* Monitor Command Prompt */
  223. #define CFG_PROMPT "=> "
  224. /* Define this variable to enable the "hush" shell (from
  225. Busybox) as command line interpreter, thus enabling
  226. powerful command line syntax like
  227. if...then...else...fi conditionals or `&&' and '||'
  228. constructs ("shell scripts").
  229. If undefined, you get the old, much simpler behaviour
  230. with a somewhat smapper memory footprint.
  231. */
  232. #define CFG_HUSH_PARSER
  233. #define CFG_PROMPT_HUSH_PS2 "> "
  234. /* What U-Boot subsytems do you want enabled? */
  235. /*
  236. */
  237. #define CONFIG_COMMANDS ( CFG_CMD_ALL & \
  238. ~CFG_CMD_BMP & \
  239. ~CFG_CMD_BSP & \
  240. ~CFG_CMD_DCR & \
  241. ~CFG_CMD_DHCP & \
  242. ~CFG_CMD_DOC & \
  243. ~CFG_CMD_EEPROM & \
  244. ~CFG_CMD_FDC & \
  245. ~CFG_CMD_FDOS & \
  246. ~CFG_CMD_HWFLOW & \
  247. ~CFG_CMD_IDE & \
  248. ~CFG_CMD_JFFS2 & \
  249. ~CFG_CMD_KGDB & \
  250. ~CFG_CMD_MII & \
  251. ~CFG_CMD_MMC & \
  252. ~CFG_CMD_NAND & \
  253. ~CFG_CMD_PCI & \
  254. ~CFG_CMD_PCMCIA & \
  255. ~CFG_CMD_SCSI & \
  256. ~CFG_CMD_REISER & \
  257. ~CFG_CMD_SPI & \
  258. ~CFG_CMD_USB & \
  259. ~CFG_CMD_VFD & \
  260. ~CFG_CMD_DTT )
  261. /* Where do the internal registers live? */
  262. #define CFG_IMMR 0xF0000000
  263. #define CFG_DEFAULT_IMMR 0x00010000
  264. /* Where do the on board registers (CS4) live? */
  265. #define CFG_REGS_BASE 0xFA000000
  266. /*****************************************************************************
  267. *
  268. * You should not have to modify any of the following settings
  269. *
  270. *****************************************************************************/
  271. #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
  272. #define CONFIG_EP8260 11 /* on an Embedded Planet EP8260 Board, Rev. 11 */
  273. #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
  274. /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  275. #include <cmd_confdefs.h>
  276. /*
  277. * Miscellaneous configurable options
  278. */
  279. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  280. # define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
  281. #else
  282. # define CFG_CBSIZE 256 /* Console I/O Buffer Size */
  283. #endif
  284. /* Print Buffer Size */
  285. #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16)
  286. #define CFG_MAXARGS 8 /* max number of command args */
  287. #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
  288. #ifdef CFG_LSDRAM
  289. #define CFG_MEMTEST_START 0x04000000 /* memtest works on */
  290. #define CFG_MEMTEST_END 0x06000000 /* 64-96 MB in SDRAM */
  291. #else
  292. #define CFG_MEMTEST_START 0x00000000 /* memtest works on */
  293. #define CFG_MEMTEST_END 0x02000000 /* 0-32 MB in SDRAM */
  294. #endif /* CFG_LSDRAM */
  295. #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
  296. #define CFG_LOAD_ADDR 0x00100000 /* default load address */
  297. #define CFG_TFTP_LOADADDR 0x00100000 /* default load address for network file downloads */
  298. #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
  299. /* valid baudrates */
  300. #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  301. /*
  302. * Low Level Configuration Settings
  303. * (address mappings, register initial values, etc.)
  304. * You should know what you are doing if you make changes here.
  305. */
  306. #define CFG_FLASH_BASE CFG_FLASH0_BASE
  307. #define CFG_SDRAM_BASE CFG_SDRAM0_BASE
  308. /*-----------------------------------------------------------------------
  309. * Hard Reset Configuration Words
  310. */
  311. #if defined(CFG_SBC_BOOT_LOW)
  312. # define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
  313. #else
  314. # define CFG_SBC_HRCW_BOOT_FLAGS (0x00000000)
  315. #endif /* defined(CFG_SBC_BOOT_LOW) */
  316. /* get the HRCW ISB field from CFG_IMMR */
  317. /*
  318. #define CFG_SBC_HRCW_IMMR ( ((CFG_IMMR & 0x10000000) >> 10) |\
  319. ((CFG_IMMR & 0x01000000) >> 7) |\
  320. ((CFG_IMMR & 0x00100000) >> 4) )
  321. #define CFG_HRCW_MASTER (HRCW_EBM |\
  322. HRCW_L2CPC01 |\
  323. CFG_SBC_HRCW_IMMR |\
  324. HRCW_APPC10 |\
  325. HRCW_CS10PC01 |\
  326. HRCW_MODCK_H0101 |\
  327. CFG_SBC_HRCW_BOOT_FLAGS)
  328. */
  329. #define CFG_HRCW_MASTER 0x10400245
  330. /* no slaves */
  331. #define CFG_HRCW_SLAVE1 0
  332. #define CFG_HRCW_SLAVE2 0
  333. #define CFG_HRCW_SLAVE3 0
  334. #define CFG_HRCW_SLAVE4 0
  335. #define CFG_HRCW_SLAVE5 0
  336. #define CFG_HRCW_SLAVE6 0
  337. #define CFG_HRCW_SLAVE7 0
  338. /*-----------------------------------------------------------------------
  339. * Definitions for initial stack pointer and data area (in DPRAM)
  340. */
  341. #define CFG_INIT_RAM_ADDR CFG_IMMR
  342. #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
  343. #define CFG_GBL_DATA_SIZE 128 /* bytes reserved for initial data */
  344. #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
  345. #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
  346. /*-----------------------------------------------------------------------
  347. * Start addresses for the final memory configuration
  348. * (Set up by the startup code)
  349. * Please note that CFG_SDRAM_BASE _must_ start at 0
  350. * Note also that the logic that sets CFG_RAMBOOT is platform dependent.
  351. */
  352. #define CFG_MONITOR_BASE TEXT_BASE
  353. #if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
  354. # define CFG_RAMBOOT
  355. #endif
  356. #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
  357. #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
  358. /*
  359. * For booting Linux, the board info and command line data
  360. * have to be in the first 8 MB of memory, since this is
  361. * the maximum mapped by the Linux kernel during initialization.
  362. */
  363. #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  364. /*-----------------------------------------------------------------------
  365. * FLASH and environment organization
  366. */
  367. #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
  368. #define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
  369. #define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
  370. #define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
  371. #ifndef CFG_RAMBOOT
  372. # define CFG_ENV_IS_IN_FLASH 1
  373. # ifdef CFG_ENV_IN_OWN_SECT
  374. # define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000)
  375. # define CFG_ENV_SECT_SIZE 0x40000
  376. # else
  377. # define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE)
  378. # define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
  379. # define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
  380. # endif /* CFG_ENV_IN_OWN_SECT */
  381. #else
  382. # define CFG_ENV_IS_IN_NVRAM 1
  383. # define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000)
  384. # define CFG_ENV_SIZE 0x200
  385. #endif /* CFG_RAMBOOT */
  386. /*-----------------------------------------------------------------------
  387. * Cache Configuration
  388. */
  389. #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
  390. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  391. # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
  392. #endif
  393. /*-----------------------------------------------------------------------
  394. * HIDx - Hardware Implementation-dependent Registers 2-11
  395. *-----------------------------------------------------------------------
  396. * HID0 also contains cache control - initially enable both caches and
  397. * invalidate contents, then the final state leaves only the instruction
  398. * cache enabled. Note that Power-On and Hard reset invalidate the caches,
  399. * but Soft reset does not.
  400. *
  401. * HID1 has only read-only information - nothing to set.
  402. */
  403. #define CFG_HID0_INIT (HID0_ICE |\
  404. HID0_DCE |\
  405. HID0_ICFI |\
  406. HID0_DCI |\
  407. HID0_IFEM |\
  408. HID0_ABE)
  409. #ifdef CFG_LSDRAM
  410. /* 8260 local bus is NOT cacheable */
  411. #define CFG_HID0_FINAL (/*HID0_ICE |*/\
  412. HID0_IFEM |\
  413. HID0_ABE |\
  414. HID0_EMCP)
  415. #else /* !CFG_LSDRAM */
  416. #define CFG_HID0_FINAL (HID0_ICE |\
  417. HID0_IFEM |\
  418. HID0_ABE |\
  419. HID0_EMCP)
  420. #endif /* CFG_LSDRAM */
  421. #define CFG_HID2 0
  422. /*-----------------------------------------------------------------------
  423. * RMR - Reset Mode Register
  424. *-----------------------------------------------------------------------
  425. */
  426. #define CFG_RMR 0
  427. /*-----------------------------------------------------------------------
  428. * BCR - Bus Configuration 4-25
  429. *-----------------------------------------------------------------------
  430. */
  431. /*#define CFG_BCR (BCR_EBM |\
  432. BCR_PLDP |\
  433. BCR_EAV |\
  434. BCR_NPQM1)
  435. */
  436. #define CFG_BCR 0x80C08000
  437. /*-----------------------------------------------------------------------
  438. * SIUMCR - SIU Module Configuration 4-31
  439. *-----------------------------------------------------------------------
  440. */
  441. #define CFG_SIUMCR (SIUMCR_L2CPC01 |\
  442. SIUMCR_APPC10 |\
  443. SIUMCR_CS10PC01)
  444. /*-----------------------------------------------------------------------
  445. * SYPCR - System Protection Control 11-9
  446. * SYPCR can only be written once after reset!
  447. *-----------------------------------------------------------------------
  448. * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
  449. */
  450. #ifdef CFG_LSDRAM
  451. #define CFG_SYPCR (SYPCR_SWTC |\
  452. SYPCR_BMT |\
  453. SYPCR_PBME |\
  454. SYPCR_LBME |\
  455. SYPCR_SWP)
  456. #else
  457. #define CFG_SYPCR (SYPCR_SWTC |\
  458. SYPCR_BMT |\
  459. SYPCR_PBME |\
  460. SYPCR_SWP)
  461. #endif
  462. /*-----------------------------------------------------------------------
  463. * TMCNTSC - Time Counter Status and Control 4-40
  464. *-----------------------------------------------------------------------
  465. * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
  466. * and enable Time Counter
  467. */
  468. #define CFG_TMCNTSC (TMCNTSC_SEC |\
  469. TMCNTSC_ALR |\
  470. TMCNTSC_TCF |\
  471. TMCNTSC_TCE)
  472. /*-----------------------------------------------------------------------
  473. * PISCR - Periodic Interrupt Status and Control 4-42
  474. *-----------------------------------------------------------------------
  475. * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
  476. * Periodic timer
  477. */
  478. /*#define CFG_PISCR (PISCR_PS |\
  479. PISCR_PTF |\
  480. PISCR_PTE)*/
  481. #define CFG_PISCR 0
  482. /*-----------------------------------------------------------------------
  483. * SCCR - System Clock Control 9-8
  484. *-----------------------------------------------------------------------
  485. */
  486. #define CFG_SCCR (SCCR_DFBRG01)
  487. /*-----------------------------------------------------------------------
  488. * RCCR - RISC Controller Configuration 13-7
  489. *-----------------------------------------------------------------------
  490. */
  491. #define CFG_RCCR 0
  492. /*-----------------------------------------------------------------------
  493. * MPTPR - Memory Refresh Timer Prescale Register 10-32
  494. *-----------------------------------------------------------------------
  495. */
  496. #define CFG_MPTPR (0x0A00 & MPTPR_PTP_MSK)
  497. /*
  498. * Init Memory Controller:
  499. *
  500. * Bank Bus Machine PortSz Device
  501. * ---- --- ------- ------ ------
  502. * 0 60x GPCM 64 bit FLASH (BGA - 16MB AMD AM29DL323DB90WDI)
  503. * 1 60x SDRAM 64 bit SDRAM (BGA - 64MB Micron 48LC8M16A2TG)
  504. * 2 Local SDRAM 32 bit SDRAM (BGA - 32MB Micron 48LC8M16A2TG)
  505. * 3 unused
  506. * 4 60x GPCM 8 bit Board Regs, NVRTC
  507. * 5 unused
  508. * 6 unused
  509. * 7 unused
  510. * 8 PCMCIA
  511. * 9 unused
  512. * 10 unused
  513. * 11 unused
  514. */
  515. /*-----------------------------------------------------------------------
  516. * BRx - Base Register
  517. * Ref: Section 10.3.1 on page 10-14
  518. * ORx - Option Register
  519. * Ref: Section 10.3.2 on page 10-18
  520. *-----------------------------------------------------------------------
  521. */
  522. /* Bank 0 - FLASH
  523. *
  524. */
  525. #define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\
  526. BRx_PS_64 |\
  527. BRx_DECC_NONE |\
  528. BRx_MS_GPCM_P |\
  529. BRx_V)
  530. #define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\
  531. ORxG_CSNT |\
  532. ORxG_ACS_DIV1 |\
  533. ORxG_SCY_6_CLK |\
  534. ORxG_EHTR)
  535. /* Bank 1 - SDRAM
  536. * PSDRAM
  537. */
  538. #define CFG_BR1_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\
  539. BRx_PS_64 |\
  540. BRx_MS_SDRAM_P |\
  541. BRx_V)
  542. #define CFG_OR1_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\
  543. ORxS_BPD_4 |\
  544. ORxS_ROWST_PBI1_A6 |\
  545. ORxS_NUMR_12)
  546. #define CFG_PSDMR 0xC34E2462
  547. #define CFG_PSRT 0x64
  548. #ifdef CFG_LSDRAM
  549. /* Bank 2 - SDRAM
  550. * LSDRAM
  551. */
  552. #define CFG_BR2_PRELIM ((CFG_SDRAM1_BASE & BRx_BA_MSK) |\
  553. BRx_PS_32 |\
  554. BRx_MS_SDRAM_L |\
  555. BRx_V)
  556. #define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM1_SIZE) |\
  557. ORxS_BPD_4 |\
  558. ORxS_ROWST_PBI0_A9 |\
  559. ORxS_NUMR_12)
  560. #define CFG_LSDMR 0x416A2562
  561. #define CFG_LSRT 0x64
  562. #else
  563. #define CFG_LSRT 0x0
  564. #endif /* CFG_LSDRAM */
  565. /* Bank 4 - On board registers
  566. * NVRTC and BCSR
  567. */
  568. #define CFG_BR4_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\
  569. BRx_PS_8 |\
  570. BRx_MS_GPCM_P |\
  571. BRx_V)
  572. /*
  573. #define CFG_OR4_PRELIM (ORxG_AM_MSK |\
  574. ORxG_CSNT |\
  575. ORxG_ACS_DIV1 |\
  576. ORxG_SCY_10_CLK |\
  577. ORxG_TRLX)
  578. */
  579. #define CFG_OR4_PRELIM 0xfff00854
  580. /* Bank 8 - On board registers
  581. * PCMCIA (currently not working!)
  582. */
  583. #define CFG_BR8_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\
  584. BRx_PS_16 |\
  585. BRx_MS_GPCM_P |\
  586. BRx_V)
  587. #define CFG_OR8_PRELIM (ORxG_AM_MSK |\
  588. ORxG_CSNT |\
  589. ORxG_ACS_DIV1 |\
  590. ORxG_SETA |\
  591. ORxG_SCY_10_CLK)
  592. /*
  593. * Internal Definitions
  594. *
  595. * Boot Flags
  596. */
  597. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
  598. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  599. #endif /* __CONFIG_H */