ep8260.h 25 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. * "EP8260 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. * "EP8260 H2, V.1.3" (CONFIG_SYS_EP8260_H2)
  36. * - 300MHz/133MHz/66MHz
  37. * - 64M 60x Bus SDRAM
  38. * - 32M Local Bus SDRAM
  39. * - 32M Flash
  40. * - 128k NVRAM with RTC
  41. */
  42. #ifndef __CONFIG_H
  43. #define __CONFIG_H
  44. /* Define this to enable support the EP8260 H2 version */
  45. #define CONFIG_SYS_EP8260_H2 1
  46. /* #undef CONFIG_SYS_EP8260_H2 */
  47. #define CONFIG_CPM2 1 /* Has a CPM2 */
  48. /* What is the oscillator's (UX2) frequency in Hz? */
  49. #define CONFIG_8260_CLKIN (66 * 1000 * 1000)
  50. /*-----------------------------------------------------------------------
  51. * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
  52. *-----------------------------------------------------------------------
  53. * What should MODCK_H be? It is dependent on the oscillator
  54. * frequency, MODCK[1-3], and desired CPM and core frequencies.
  55. * Here are some example values (all frequencies are in MHz):
  56. *
  57. * MODCK_H MODCK[1-3] Osc CPM Core
  58. * ------- ---------- --- --- ----
  59. * 0x2 0x2 33 133 133
  60. * 0x2 0x3 33 133 166
  61. * 0x2 0x4 33 133 200
  62. * 0x2 0x5 33 133 233
  63. * 0x2 0x6 33 133 266
  64. *
  65. * 0x5 0x5 66 133 133
  66. * 0x5 0x6 66 133 166
  67. * 0x5 0x7 66 133 200 *
  68. * 0x6 0x0 66 133 233
  69. * 0x6 0x1 66 133 266
  70. * 0x6 0x2 66 133 300
  71. */
  72. #ifdef CONFIG_SYS_EP8260_H2
  73. #define CONFIG_SYS_SBC_MODCK_H (HRCW_MODCK_H0110)
  74. #else
  75. #define CONFIG_SYS_SBC_MODCK_H (HRCW_MODCK_H0110)
  76. #endif
  77. /* Define this if you want to boot from 0x00000100. If you don't define
  78. * this, you will need to program the bootloader to 0xfff00000, and
  79. * get the hardware reset config words at 0xfe000000. The simplest
  80. * way to do that is to program the bootloader at both addresses.
  81. * It is suggested that you just let U-Boot live at 0x00000000.
  82. */
  83. /* #define CONFIG_SYS_SBC_BOOT_LOW 1 */ /* only for HRCW */
  84. /* #undef CONFIG_SYS_SBC_BOOT_LOW */
  85. /* The reset command will not work as expected if the reset address does
  86. * not point to the correct address.
  87. */
  88. #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
  89. /* What should the base address of the main FLASH be and how big is
  90. * it (in MBytes)? This must contain TEXT_BASE from board/ep8260/config.mk
  91. * The main FLASH is whichever is connected to *CS0. U-Boot expects
  92. * this to be the SIMM.
  93. */
  94. #ifdef CONFIG_SYS_EP8260_H2
  95. #define CONFIG_SYS_FLASH0_BASE 0xFE000000
  96. #define CONFIG_SYS_FLASH0_SIZE 32
  97. #else
  98. #define CONFIG_SYS_FLASH0_BASE 0xFF000000
  99. #define CONFIG_SYS_FLASH0_SIZE 16
  100. #endif
  101. /* What should the base address of the secondary FLASH be and how big
  102. * is it (in Mbytes)? The secondary FLASH is whichever is connected
  103. * to *CS6. U-Boot expects this to be the on board FLASH. If you don't
  104. * want it enabled, don't define these constants.
  105. */
  106. #define CONFIG_SYS_FLASH1_BASE 0
  107. #define CONFIG_SYS_FLASH1_SIZE 0
  108. #undef CONFIG_SYS_FLASH1_BASE
  109. #undef CONFIG_SYS_FLASH1_SIZE
  110. /* What should be the base address of SDRAM DIMM (60x bus) and how big is
  111. * it (in Mbytes)?
  112. */
  113. #define CONFIG_SYS_SDRAM0_BASE 0x00000000
  114. #define CONFIG_SYS_SDRAM0_SIZE 64
  115. /* define CONFIG_SYS_LSDRAM if you want to enable the 32M SDRAM on the
  116. * local bus (8260 local bus is NOT cacheable!)
  117. */
  118. /* #define CONFIG_SYS_LSDRAM */
  119. #undef CONFIG_SYS_LSDRAM
  120. #ifdef CONFIG_SYS_LSDRAM
  121. /* What should be the base address of SDRAM DIMM (local bus) and how big is
  122. * it (in Mbytes)?
  123. */
  124. #define CONFIG_SYS_SDRAM1_BASE 0x04000000
  125. #define CONFIG_SYS_SDRAM1_SIZE 32
  126. #else
  127. #define CONFIG_SYS_SDRAM1_BASE 0
  128. #define CONFIG_SYS_SDRAM1_SIZE 0
  129. #undef CONFIG_SYS_SDRAM1_BASE
  130. #undef CONFIG_SYS_SDRAM1_SIZE
  131. #endif /* CONFIG_SYS_LSDRAM */
  132. /* What should be the base address of NVRAM and how big is
  133. * it (in Bytes)
  134. */
  135. #define CONFIG_SYS_NVRAM_BASE_ADDR 0xFA080000
  136. #define CONFIG_SYS_NVRAM_SIZE (128*1024)-16
  137. /* The RTC is a Dallas DS1556
  138. */
  139. #define CONFIG_RTC_DS1556
  140. /* What should be the base address of the LEDs and switch S0?
  141. * If you don't want them enabled, don't define this.
  142. */
  143. #define CONFIG_SYS_LED_BASE 0x00000000
  144. #undef CONFIG_SYS_LED_BASE
  145. /*
  146. * select serial console configuration
  147. *
  148. * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
  149. * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
  150. * for SCC).
  151. *
  152. * if CONFIG_CONS_NONE is defined, then the serial console routines must
  153. * defined elsewhere.
  154. */
  155. #define CONFIG_CONS_ON_SMC /* define if console on SMC */
  156. #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
  157. #undef CONFIG_CONS_NONE /* define if console on neither */
  158. #define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */
  159. /*
  160. * select ethernet configuration
  161. *
  162. * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
  163. * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
  164. * for FCC)
  165. *
  166. * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
  167. * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
  168. */
  169. #undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */
  170. #define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */
  171. #undef CONFIG_ETHER_NONE /* define if ethernet on neither */
  172. #define CONFIG_ETHER_INDEX 3 /* which SCC/FCC channel for ethernet */
  173. #if ( CONFIG_ETHER_INDEX == 3 )
  174. /*
  175. * - Rx-CLK is CLK15
  176. * - Tx-CLK is CLK16
  177. * - RAM for BD/Buffers is on the local Bus (see 28-13)
  178. * - Enable Half Duplex in FSMR
  179. */
  180. # define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
  181. # define CONFIG_SYS_CMXFCR_VALUE (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
  182. /*
  183. * - RAM for BD/Buffers is on the local Bus (see 28-13)
  184. */
  185. #ifdef CONFIG_SYS_LSDRAM
  186. #define CONFIG_SYS_CPMFCR_RAMTYPE 3
  187. #else /* CONFIG_SYS_LSDRAM */
  188. #define CONFIG_SYS_CPMFCR_RAMTYPE 0
  189. #endif /* CONFIG_SYS_LSDRAM */
  190. /* - Enable Half Duplex in FSMR */
  191. /* # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) */
  192. # define CONFIG_SYS_FCC_PSMR 0
  193. #else /* CONFIG_ETHER_INDEX */
  194. # error "on EP8260 ethernet must be FCC3"
  195. #endif /* CONFIG_ETHER_INDEX */
  196. /*
  197. * select i2c support configuration
  198. *
  199. * Supported configurations are {none, software, hardware} drivers.
  200. * If the software driver is chosen, there are some additional
  201. * configuration items that the driver uses to drive the port pins.
  202. */
  203. #undef CONFIG_HARD_I2C /* I2C with hardware support */
  204. #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
  205. #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
  206. #define CONFIG_SYS_I2C_SLAVE 0x7F
  207. /*
  208. * Software (bit-bang) I2C driver configuration
  209. */
  210. #ifdef CONFIG_SOFT_I2C
  211. #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
  212. #define I2C_ACTIVE (iop->pdir |= 0x00010000)
  213. #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
  214. #define I2C_READ ((iop->pdat & 0x00010000) != 0)
  215. #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
  216. else iop->pdat &= ~0x00010000
  217. #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
  218. else iop->pdat &= ~0x00020000
  219. #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
  220. #endif /* CONFIG_SOFT_I2C */
  221. /* #define CONFIG_RTC_DS174x */
  222. /* Define this to reserve an entire FLASH sector (256 KB) for
  223. * environment variables. Otherwise, the environment will be
  224. * put in the same sector as U-Boot, and changing variables
  225. * will erase U-Boot temporarily
  226. */
  227. #define CONFIG_ENV_IN_OWN_SECT
  228. /* Define to allow the user to overwrite serial and ethaddr */
  229. #define CONFIG_ENV_OVERWRITE
  230. /* What should the console's baud rate be? */
  231. #ifdef CONFIG_SYS_EP8260_H2
  232. #define CONFIG_BAUDRATE 9600
  233. #else
  234. #define CONFIG_BAUDRATE 115200
  235. #endif
  236. /* Ethernet MAC address */
  237. #define CONFIG_ETHADDR 00:10:EC:00:30:8C
  238. #define CONFIG_IPADDR 192.168.254.130
  239. #define CONFIG_SERVERIP 192.168.254.49
  240. /* Set to a positive value to delay for running BOOTCOMMAND */
  241. #define CONFIG_BOOTDELAY -1
  242. /* undef this to save memory */
  243. #define CONFIG_SYS_LONGHELP
  244. /* Monitor Command Prompt */
  245. #define CONFIG_SYS_PROMPT "=> "
  246. /* Define this variable to enable the "hush" shell (from
  247. Busybox) as command line interpreter, thus enabling
  248. powerful command line syntax like
  249. if...then...else...fi conditionals or `&&' and '||'
  250. constructs ("shell scripts").
  251. If undefined, you get the old, much simpler behaviour
  252. with a somewhat smapper memory footprint.
  253. */
  254. #define CONFIG_SYS_HUSH_PARSER
  255. #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
  256. /*
  257. * BOOTP options
  258. */
  259. #define CONFIG_BOOTP_BOOTFILESIZE
  260. #define CONFIG_BOOTP_BOOTPATH
  261. #define CONFIG_BOOTP_GATEWAY
  262. #define CONFIG_BOOTP_HOSTNAME
  263. /*
  264. * Command line configuration.
  265. */
  266. #include <config_cmd_default.h>
  267. #define CONFIG_CMD_ASKENV
  268. #define CONFIG_CMD_BEDBUG
  269. #define CONFIG_CMD_CACHE
  270. #define CONFIG_CMD_CDP
  271. #define CONFIG_CMD_DATE
  272. #define CONFIG_CMD_DIAG
  273. #define CONFIG_CMD_ELF
  274. #define CONFIG_CMD_FAT
  275. #define CONFIG_CMD_I2C
  276. #define CONFIG_CMD_IMMAP
  277. #define CONFIG_CMD_IRQ
  278. #define CONFIG_CMD_PING
  279. #define CONFIG_CMD_PORTIO
  280. #define CONFIG_CMD_REGINFO
  281. #define CONFIG_CMD_SAVES
  282. #define CONFIG_CMD_SDRAM
  283. #define CONFIG_CMD_SNTP
  284. #undef CONFIG_CMD_DCR
  285. #undef CONFIG_CMD_XIMG
  286. /* Where do the internal registers live? */
  287. #define CONFIG_SYS_IMMR 0xF0000000
  288. #define CONFIG_SYS_DEFAULT_IMMR 0x00010000
  289. /* Where do the on board registers (CS4) live? */
  290. #define CONFIG_SYS_REGS_BASE 0xFA000000
  291. /*****************************************************************************
  292. *
  293. * You should not have to modify any of the following settings
  294. *
  295. *****************************************************************************/
  296. #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
  297. #define CONFIG_EP8260 11 /* on an Embedded Planet EP8260 Board, Rev. 11 */
  298. #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
  299. /*
  300. * Miscellaneous configurable options
  301. */
  302. #if defined(CONFIG_CMD_KGDB)
  303. # define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
  304. #else
  305. # define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
  306. #endif
  307. /* Print Buffer Size */
  308. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT)+16)
  309. #define CONFIG_SYS_MAXARGS 8 /* max number of command args */
  310. #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
  311. #ifdef CONFIG_SYS_LSDRAM
  312. #define CONFIG_SYS_MEMTEST_START 0x04000000 /* memtest works on */
  313. #define CONFIG_SYS_MEMTEST_END 0x06000000 /* 64-96 MB in SDRAM */
  314. #else
  315. #define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */
  316. #define CONFIG_SYS_MEMTEST_END 0x02000000 /* 0-32 MB in SDRAM */
  317. #endif /* CONFIG_SYS_LSDRAM */
  318. #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
  319. #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
  320. #define CONFIG_SYS_TFTP_LOADADDR 0x00100000 /* default load address for network file downloads */
  321. #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
  322. /* valid baudrates */
  323. #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  324. /*
  325. * Low Level Configuration Settings
  326. * (address mappings, register initial values, etc.)
  327. * You should know what you are doing if you make changes here.
  328. */
  329. #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE
  330. #define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_SDRAM0_BASE
  331. /*-----------------------------------------------------------------------
  332. * Hard Reset Configuration Words
  333. */
  334. #if defined(CONFIG_SYS_SBC_BOOT_LOW)
  335. # define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
  336. #else
  337. # define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (0x00000000)
  338. #endif /* defined(CONFIG_SYS_SBC_BOOT_LOW) */
  339. #ifdef CONFIG_SYS_EP8260_H2
  340. /* get the HRCW ISB field from CONFIG_SYS_DEFAULT_IMMR */
  341. #define CONFIG_SYS_SBC_HRCW_IMMR ( ((CONFIG_SYS_DEFAULT_IMMR & 0x10000000) >> 10) |\
  342. ((CONFIG_SYS_DEFAULT_IMMR & 0x01000000) >> 7) |\
  343. ((CONFIG_SYS_DEFAULT_IMMR & 0x00100000) >> 4) )
  344. #define CONFIG_SYS_HRCW_MASTER (HRCW_EBM |\
  345. HRCW_L2CPC01 |\
  346. CONFIG_SYS_SBC_HRCW_IMMR |\
  347. HRCW_APPC10 |\
  348. HRCW_CS10PC01 |\
  349. CONFIG_SYS_SBC_MODCK_H |\
  350. CONFIG_SYS_SBC_HRCW_BOOT_FLAGS)
  351. #else
  352. #define CONFIG_SYS_HRCW_MASTER 0x10400245
  353. #endif
  354. /* no slaves */
  355. #define CONFIG_SYS_HRCW_SLAVE1 0
  356. #define CONFIG_SYS_HRCW_SLAVE2 0
  357. #define CONFIG_SYS_HRCW_SLAVE3 0
  358. #define CONFIG_SYS_HRCW_SLAVE4 0
  359. #define CONFIG_SYS_HRCW_SLAVE5 0
  360. #define CONFIG_SYS_HRCW_SLAVE6 0
  361. #define CONFIG_SYS_HRCW_SLAVE7 0
  362. /*-----------------------------------------------------------------------
  363. * Definitions for initial stack pointer and data area (in DPRAM)
  364. */
  365. #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
  366. #define CONFIG_SYS_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
  367. #define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for initial data */
  368. #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
  369. #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
  370. /*-----------------------------------------------------------------------
  371. * Start addresses for the final memory configuration
  372. * (Set up by the startup code)
  373. * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  374. * Note also that the logic that sets CONFIG_SYS_RAMBOOT is platform dependent.
  375. */
  376. #define CONFIG_SYS_MONITOR_BASE TEXT_BASE
  377. #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
  378. # define CONFIG_SYS_RAMBOOT
  379. #endif
  380. #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
  381. #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
  382. /*
  383. * For booting Linux, the board info and command line data
  384. * have to be in the first 8 MB of memory, since this is
  385. * the maximum mapped by the Linux kernel during initialization.
  386. */
  387. #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  388. /*-----------------------------------------------------------------------
  389. * FLASH and environment organization
  390. */
  391. #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
  392. #ifdef CONFIG_SYS_EP8260_H2
  393. #define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
  394. #else
  395. #define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
  396. #endif
  397. #ifdef CONFIG_SYS_EP8260_H2
  398. #define CONFIG_SYS_FLASH_ERASE_TOUT 240000 /* Timeout for Flash Erase (in ms) */
  399. #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
  400. #else
  401. #define CONFIG_SYS_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
  402. #define CONFIG_SYS_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
  403. #endif
  404. #ifndef CONFIG_SYS_RAMBOOT
  405. # define CONFIG_ENV_IS_IN_FLASH 1
  406. # ifdef CONFIG_ENV_IN_OWN_SECT
  407. # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x40000)
  408. # define CONFIG_ENV_SECT_SIZE 0x40000
  409. # else
  410. # define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN - CONFIG_ENV_SECT_SIZE)
  411. # define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
  412. # define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
  413. # endif /* CONFIG_ENV_IN_OWN_SECT */
  414. #else
  415. # define CONFIG_ENV_IS_IN_NVRAM 1
  416. # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - 0x1000)
  417. # define CONFIG_ENV_SIZE 0x200
  418. #endif /* CONFIG_SYS_RAMBOOT */
  419. /*-----------------------------------------------------------------------
  420. * Cache Configuration
  421. */
  422. #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
  423. #if defined(CONFIG_CMD_KGDB)
  424. # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
  425. #endif
  426. /*-----------------------------------------------------------------------
  427. * HIDx - Hardware Implementation-dependent Registers 2-11
  428. *-----------------------------------------------------------------------
  429. * HID0 also contains cache control - initially enable both caches and
  430. * invalidate contents, then the final state leaves only the instruction
  431. * cache enabled. Note that Power-On and Hard reset invalidate the caches,
  432. * but Soft reset does not.
  433. *
  434. * HID1 has only read-only information - nothing to set.
  435. */
  436. #define CONFIG_SYS_HID0_INIT (HID0_ICE |\
  437. HID0_DCE |\
  438. HID0_ICFI |\
  439. HID0_DCI |\
  440. HID0_IFEM |\
  441. HID0_ABE)
  442. #ifdef CONFIG_SYS_LSDRAM
  443. /* 8260 local bus is NOT cacheable */
  444. #define CONFIG_SYS_HID0_FINAL (/*HID0_ICE |*/\
  445. HID0_IFEM |\
  446. HID0_ABE |\
  447. HID0_EMCP)
  448. #else /* !CONFIG_SYS_LSDRAM */
  449. #define CONFIG_SYS_HID0_FINAL (HID0_ICE |\
  450. HID0_IFEM |\
  451. HID0_ABE |\
  452. HID0_EMCP)
  453. #endif /* CONFIG_SYS_LSDRAM */
  454. #define CONFIG_SYS_HID2 0
  455. /*-----------------------------------------------------------------------
  456. * RMR - Reset Mode Register
  457. *-----------------------------------------------------------------------
  458. */
  459. #define CONFIG_SYS_RMR 0
  460. /*-----------------------------------------------------------------------
  461. * BCR - Bus Configuration 4-25
  462. *-----------------------------------------------------------------------
  463. */
  464. #define CONFIG_SYS_BCR (BCR_EBM |\
  465. BCR_PLDP |\
  466. BCR_EAV |\
  467. BCR_NPQM0)
  468. /*-----------------------------------------------------------------------
  469. * SIUMCR - SIU Module Configuration 4-31
  470. *-----------------------------------------------------------------------
  471. */
  472. #define CONFIG_SYS_SIUMCR (SIUMCR_L2CPC01 |\
  473. SIUMCR_APPC10 |\
  474. SIUMCR_CS10PC01)
  475. /*-----------------------------------------------------------------------
  476. * SYPCR - System Protection Control 11-9
  477. * SYPCR can only be written once after reset!
  478. *-----------------------------------------------------------------------
  479. * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
  480. */
  481. #ifdef CONFIG_SYS_EP8260_H2
  482. /* TBD: Find out why setting the BMT to 0xff causes the FCC to
  483. * generate TX buffer underrun errors for large packets under
  484. * Linux
  485. */
  486. #define CONFIG_SYS_SYPCR_BMT 0x00000600
  487. #else
  488. #define CONFIG_SYS_SYPCR_BMT SYPCR_BMT
  489. #endif
  490. #ifdef CONFIG_SYS_LSDRAM
  491. #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
  492. CONFIG_SYS_SYPCR_BMT |\
  493. SYPCR_PBME |\
  494. SYPCR_LBME |\
  495. SYPCR_SWP)
  496. #else
  497. #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
  498. CONFIG_SYS_SYPCR_BMT |\
  499. SYPCR_PBME |\
  500. SYPCR_SWP)
  501. #endif
  502. /*-----------------------------------------------------------------------
  503. * TMCNTSC - Time Counter Status and Control 4-40
  504. *-----------------------------------------------------------------------
  505. * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
  506. * and enable Time Counter
  507. */
  508. #define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC |\
  509. TMCNTSC_ALR |\
  510. TMCNTSC_TCF |\
  511. TMCNTSC_TCE)
  512. /*-----------------------------------------------------------------------
  513. * PISCR - Periodic Interrupt Status and Control 4-42
  514. *-----------------------------------------------------------------------
  515. * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
  516. * Periodic timer
  517. */
  518. #ifdef CONFIG_SYS_EP8260_H2
  519. #define CONFIG_SYS_PISCR (PISCR_PS |\
  520. PISCR_PTF |\
  521. PISCR_PTE)
  522. #else
  523. #define CONFIG_SYS_PISCR 0
  524. #endif
  525. /*-----------------------------------------------------------------------
  526. * SCCR - System Clock Control 9-8
  527. *-----------------------------------------------------------------------
  528. */
  529. #ifdef CONFIG_SYS_EP8260_H2
  530. #define CONFIG_SYS_SCCR (SCCR_DFBRG00)
  531. #else
  532. #define CONFIG_SYS_SCCR (SCCR_DFBRG01)
  533. #endif
  534. /*-----------------------------------------------------------------------
  535. * RCCR - RISC Controller Configuration 13-7
  536. *-----------------------------------------------------------------------
  537. */
  538. #define CONFIG_SYS_RCCR 0
  539. /*-----------------------------------------------------------------------
  540. * MPTPR - Memory Refresh Timer Prescale Register 10-32
  541. *-----------------------------------------------------------------------
  542. */
  543. #define CONFIG_SYS_MPTPR (0x0A00 & MPTPR_PTP_MSK)
  544. /*
  545. * Init Memory Controller:
  546. *
  547. * Bank Bus Machine PortSz Device
  548. * ---- --- ------- ------ ------
  549. * 0 60x GPCM 64 bit FLASH (BGA - 16MB AMD AM29DL323DB90WDI)
  550. * 1 60x SDRAM 64 bit SDRAM (BGA - 64MB Micron 48LC8M16A2TG)
  551. * 2 Local SDRAM 32 bit SDRAM (BGA - 32MB Micron 48LC8M16A2TG)
  552. * 3 unused
  553. * 4 60x GPCM 8 bit Board Regs, NVRTC
  554. * 5 unused
  555. * 6 unused
  556. * 7 unused
  557. * 8 PCMCIA
  558. * 9 unused
  559. * 10 unused
  560. * 11 unused
  561. */
  562. /*-----------------------------------------------------------------------
  563. * BRx - Base Register
  564. * Ref: Section 10.3.1 on page 10-14
  565. * ORx - Option Register
  566. * Ref: Section 10.3.2 on page 10-18
  567. *-----------------------------------------------------------------------
  568. */
  569. /* Bank 0 - FLASH
  570. *
  571. */
  572. #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH0_BASE & BRx_BA_MSK) |\
  573. BRx_PS_64 |\
  574. BRx_DECC_NONE |\
  575. BRx_MS_GPCM_P |\
  576. BRx_V)
  577. #define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH0_SIZE) |\
  578. ORxG_CSNT |\
  579. ORxG_ACS_DIV1 |\
  580. ORxG_SCY_8_CLK |\
  581. ORxG_EHTR)
  582. /* Bank 1 - SDRAM
  583. * PSDRAM
  584. */
  585. #define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
  586. BRx_PS_64 |\
  587. BRx_MS_SDRAM_P |\
  588. BRx_V)
  589. #define CONFIG_SYS_OR1_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\
  590. ORxS_BPD_4 |\
  591. ORxS_ROWST_PBI1_A6 |\
  592. ORxS_NUMR_12)
  593. #ifdef CONFIG_SYS_EP8260_H2
  594. #define CONFIG_SYS_PSDMR 0xC34E246E
  595. #else
  596. #define CONFIG_SYS_PSDMR 0xC34E2462
  597. #endif
  598. #define CONFIG_SYS_PSRT 0x64
  599. #ifdef CONFIG_SYS_LSDRAM
  600. /* Bank 2 - SDRAM
  601. * LSDRAM
  602. */
  603. #define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_SDRAM1_BASE & BRx_BA_MSK) |\
  604. BRx_PS_32 |\
  605. BRx_MS_SDRAM_L |\
  606. BRx_V)
  607. #define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM1_SIZE) |\
  608. ORxS_BPD_4 |\
  609. ORxS_ROWST_PBI0_A9 |\
  610. ORxS_NUMR_12)
  611. #define CONFIG_SYS_LSDMR 0x416A2562
  612. #define CONFIG_SYS_LSRT 0x64
  613. #else
  614. #define CONFIG_SYS_LSRT 0x0
  615. #endif /* CONFIG_SYS_LSDRAM */
  616. /* Bank 4 - On board registers
  617. * NVRTC and BCSR
  618. */
  619. #define CONFIG_SYS_BR4_PRELIM ((CONFIG_SYS_REGS_BASE & BRx_BA_MSK) |\
  620. BRx_PS_8 |\
  621. BRx_MS_GPCM_P |\
  622. BRx_V)
  623. /*
  624. #define CONFIG_SYS_OR4_PRELIM (ORxG_AM_MSK |\
  625. ORxG_CSNT |\
  626. ORxG_ACS_DIV1 |\
  627. ORxG_SCY_10_CLK |\
  628. ORxG_TRLX)
  629. */
  630. #define CONFIG_SYS_OR4_PRELIM 0xfff00854
  631. #ifdef _NOT_USED_SINCE_NOT_WORKING_
  632. /* Bank 8 - On board registers
  633. * PCMCIA (currently not working!)
  634. */
  635. #define CONFIG_SYS_BR8_PRELIM ((CONFIG_SYS_REGS_BASE & BRx_BA_MSK) |\
  636. BRx_PS_16 |\
  637. BRx_MS_GPCM_P |\
  638. BRx_V)
  639. #define CONFIG_SYS_OR8_PRELIM (ORxG_AM_MSK |\
  640. ORxG_CSNT |\
  641. ORxG_ACS_DIV1 |\
  642. ORxG_SETA |\
  643. ORxG_SCY_10_CLK)
  644. #endif
  645. /*
  646. * Internal Definitions
  647. *
  648. * Boot Flags
  649. */
  650. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
  651. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  652. /*
  653. * JFFS2 partitions
  654. *
  655. */
  656. /* No command line, one static partition, whole device */
  657. #undef CONFIG_CMD_MTDPARTS
  658. #define CONFIG_JFFS2_DEV "nor0"
  659. #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
  660. #define CONFIG_JFFS2_PART_OFFSET 0x00000000
  661. /* mtdparts command line support */
  662. /* Note: fake mtd_id used, no linux mtd map file */
  663. /*
  664. #define CONFIG_CMD_MTDPARTS
  665. #define MTDIDS_DEFAULT ""
  666. #define MTDPARTS_DEFAULT ""
  667. */
  668. #endif /* __CONFIG_H */