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_SYS_TEXT_BASE 0xFFF00000
  48. #define CONFIG_CPM2 1 /* Has a CPM2 */
  49. /* What is the oscillator's (UX2) frequency in Hz? */
  50. #define CONFIG_8260_CLKIN (66 * 1000 * 1000)
  51. /*-----------------------------------------------------------------------
  52. * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
  53. *-----------------------------------------------------------------------
  54. * What should MODCK_H be? It is dependent on the oscillator
  55. * frequency, MODCK[1-3], and desired CPM and core frequencies.
  56. * Here are some example values (all frequencies are in MHz):
  57. *
  58. * MODCK_H MODCK[1-3] Osc CPM Core
  59. * ------- ---------- --- --- ----
  60. * 0x2 0x2 33 133 133
  61. * 0x2 0x3 33 133 166
  62. * 0x2 0x4 33 133 200
  63. * 0x2 0x5 33 133 233
  64. * 0x2 0x6 33 133 266
  65. *
  66. * 0x5 0x5 66 133 133
  67. * 0x5 0x6 66 133 166
  68. * 0x5 0x7 66 133 200 *
  69. * 0x6 0x0 66 133 233
  70. * 0x6 0x1 66 133 266
  71. * 0x6 0x2 66 133 300
  72. */
  73. #ifdef CONFIG_SYS_EP8260_H2
  74. #define CONFIG_SYS_SBC_MODCK_H (HRCW_MODCK_H0110)
  75. #else
  76. #define CONFIG_SYS_SBC_MODCK_H (HRCW_MODCK_H0110)
  77. #endif
  78. /* Define this if you want to boot from 0x00000100. If you don't define
  79. * this, you will need to program the bootloader to 0xfff00000, and
  80. * get the hardware reset config words at 0xfe000000. The simplest
  81. * way to do that is to program the bootloader at both addresses.
  82. * It is suggested that you just let U-Boot live at 0x00000000.
  83. */
  84. /* #define CONFIG_SYS_SBC_BOOT_LOW 1 */ /* only for HRCW */
  85. /* #undef CONFIG_SYS_SBC_BOOT_LOW */
  86. /* The reset command will not work as expected if the reset address does
  87. * not point to the correct address.
  88. */
  89. #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
  90. /* What should the base address of the main FLASH be and how big is
  91. * it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/ep8260/config.mk
  92. * The main FLASH is whichever is connected to *CS0. U-Boot expects
  93. * this to be the SIMM.
  94. */
  95. #ifdef CONFIG_SYS_EP8260_H2
  96. #define CONFIG_SYS_FLASH0_BASE 0xFE000000
  97. #define CONFIG_SYS_FLASH0_SIZE 32
  98. #else
  99. #define CONFIG_SYS_FLASH0_BASE 0xFF000000
  100. #define CONFIG_SYS_FLASH0_SIZE 16
  101. #endif
  102. /* What should the base address of the secondary FLASH be and how big
  103. * is it (in Mbytes)? The secondary FLASH is whichever is connected
  104. * to *CS6. U-Boot expects this to be the on board FLASH. If you don't
  105. * want it enabled, don't define these constants.
  106. */
  107. #define CONFIG_SYS_FLASH1_BASE 0
  108. #define CONFIG_SYS_FLASH1_SIZE 0
  109. #undef CONFIG_SYS_FLASH1_BASE
  110. #undef CONFIG_SYS_FLASH1_SIZE
  111. /* What should be the base address of SDRAM DIMM (60x bus) and how big is
  112. * it (in Mbytes)?
  113. */
  114. #define CONFIG_SYS_SDRAM0_BASE 0x00000000
  115. #define CONFIG_SYS_SDRAM0_SIZE 64
  116. /* define CONFIG_SYS_LSDRAM if you want to enable the 32M SDRAM on the
  117. * local bus (8260 local bus is NOT cacheable!)
  118. */
  119. /* #define CONFIG_SYS_LSDRAM */
  120. #undef CONFIG_SYS_LSDRAM
  121. #ifdef CONFIG_SYS_LSDRAM
  122. /* What should be the base address of SDRAM DIMM (local bus) and how big is
  123. * it (in Mbytes)?
  124. */
  125. #define CONFIG_SYS_SDRAM1_BASE 0x04000000
  126. #define CONFIG_SYS_SDRAM1_SIZE 32
  127. #else
  128. #define CONFIG_SYS_SDRAM1_BASE 0
  129. #define CONFIG_SYS_SDRAM1_SIZE 0
  130. #undef CONFIG_SYS_SDRAM1_BASE
  131. #undef CONFIG_SYS_SDRAM1_SIZE
  132. #endif /* CONFIG_SYS_LSDRAM */
  133. /* What should be the base address of NVRAM and how big is
  134. * it (in Bytes)
  135. */
  136. #define CONFIG_SYS_NVRAM_BASE_ADDR 0xFA080000
  137. #define CONFIG_SYS_NVRAM_SIZE (128*1024)-16
  138. /* The RTC is a Dallas DS1556
  139. */
  140. #define CONFIG_RTC_DS1556
  141. /* What should be the base address of the LEDs and switch S0?
  142. * If you don't want them enabled, don't define this.
  143. */
  144. #define CONFIG_SYS_LED_BASE 0x00000000
  145. #undef CONFIG_SYS_LED_BASE
  146. /*
  147. * select serial console configuration
  148. *
  149. * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
  150. * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
  151. * for SCC).
  152. *
  153. * if CONFIG_CONS_NONE is defined, then the serial console routines must
  154. * defined elsewhere.
  155. */
  156. #define CONFIG_CONS_ON_SMC /* define if console on SMC */
  157. #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
  158. #undef CONFIG_CONS_NONE /* define if console on neither */
  159. #define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */
  160. /*
  161. * select ethernet configuration
  162. *
  163. * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
  164. * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
  165. * for FCC)
  166. *
  167. * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
  168. * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
  169. */
  170. #undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */
  171. #define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */
  172. #undef CONFIG_ETHER_NONE /* define if ethernet on neither */
  173. #define CONFIG_ETHER_INDEX 3 /* which SCC/FCC channel for ethernet */
  174. #if ( CONFIG_ETHER_INDEX == 3 )
  175. /*
  176. * - Rx-CLK is CLK15
  177. * - Tx-CLK is CLK16
  178. * - RAM for BD/Buffers is on the local Bus (see 28-13)
  179. * - Enable Half Duplex in FSMR
  180. */
  181. # define CONFIG_SYS_CMXFCR_MASK3 (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
  182. # define CONFIG_SYS_CMXFCR_VALUE3 (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
  183. /*
  184. * - RAM for BD/Buffers is on the local Bus (see 28-13)
  185. */
  186. #ifdef CONFIG_SYS_LSDRAM
  187. #define CONFIG_SYS_CPMFCR_RAMTYPE 3
  188. #else /* CONFIG_SYS_LSDRAM */
  189. #define CONFIG_SYS_CPMFCR_RAMTYPE 0
  190. #endif /* CONFIG_SYS_LSDRAM */
  191. /* - Enable Half Duplex in FSMR */
  192. /* # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) */
  193. # define CONFIG_SYS_FCC_PSMR 0
  194. #else /* CONFIG_ETHER_INDEX */
  195. # error "on EP8260 ethernet must be FCC3"
  196. #endif /* CONFIG_ETHER_INDEX */
  197. /*
  198. * select i2c support configuration
  199. *
  200. * Supported configurations are {none, software, hardware} drivers.
  201. * If the software driver is chosen, there are some additional
  202. * configuration items that the driver uses to drive the port pins.
  203. */
  204. #undef CONFIG_HARD_I2C /* I2C with hardware support */
  205. #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
  206. #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
  207. #define CONFIG_SYS_I2C_SLAVE 0x7F
  208. /*
  209. * Software (bit-bang) I2C driver configuration
  210. */
  211. #ifdef CONFIG_SOFT_I2C
  212. #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
  213. #define I2C_ACTIVE (iop->pdir |= 0x00010000)
  214. #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
  215. #define I2C_READ ((iop->pdat & 0x00010000) != 0)
  216. #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
  217. else iop->pdat &= ~0x00010000
  218. #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
  219. else iop->pdat &= ~0x00020000
  220. #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
  221. #endif /* CONFIG_SOFT_I2C */
  222. /* #define CONFIG_RTC_DS174x */
  223. /* Define this to reserve an entire FLASH sector (256 KB) for
  224. * environment variables. Otherwise, the environment will be
  225. * put in the same sector as U-Boot, and changing variables
  226. * will erase U-Boot temporarily
  227. */
  228. #define CONFIG_ENV_IN_OWN_SECT
  229. /* Define to allow the user to overwrite serial and ethaddr */
  230. #define CONFIG_ENV_OVERWRITE
  231. /* What should the console's baud rate be? */
  232. #ifdef CONFIG_SYS_EP8260_H2
  233. #define CONFIG_BAUDRATE 9600
  234. #else
  235. #define CONFIG_BAUDRATE 115200
  236. #endif
  237. /* Ethernet MAC address */
  238. #define CONFIG_ETHADDR 00:10:EC:00:30:8C
  239. #define CONFIG_IPADDR 192.168.254.130
  240. #define CONFIG_SERVERIP 192.168.254.49
  241. /* Set to a positive value to delay for running BOOTCOMMAND */
  242. #define CONFIG_BOOTDELAY -1
  243. /* undef this to save memory */
  244. #define CONFIG_SYS_LONGHELP
  245. /* Monitor Command Prompt */
  246. #define CONFIG_SYS_PROMPT "=> "
  247. /* Define this variable to enable the "hush" shell (from
  248. Busybox) as command line interpreter, thus enabling
  249. powerful command line syntax like
  250. if...then...else...fi conditionals or `&&' and '||'
  251. constructs ("shell scripts").
  252. If undefined, you get the old, much simpler behaviour
  253. with a somewhat smapper memory footprint.
  254. */
  255. #define CONFIG_SYS_HUSH_PARSER
  256. #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
  257. /*
  258. * BOOTP options
  259. */
  260. #define CONFIG_BOOTP_BOOTFILESIZE
  261. #define CONFIG_BOOTP_BOOTPATH
  262. #define CONFIG_BOOTP_GATEWAY
  263. #define CONFIG_BOOTP_HOSTNAME
  264. /*
  265. * Command line configuration.
  266. */
  267. #include <config_cmd_default.h>
  268. #define CONFIG_CMD_ASKENV
  269. #define CONFIG_CMD_BEDBUG
  270. #define CONFIG_CMD_CACHE
  271. #define CONFIG_CMD_CDP
  272. #define CONFIG_CMD_DATE
  273. #define CONFIG_CMD_DIAG
  274. #define CONFIG_CMD_ELF
  275. #define CONFIG_CMD_FAT
  276. #define CONFIG_CMD_I2C
  277. #define CONFIG_CMD_IMMAP
  278. #define CONFIG_CMD_IRQ
  279. #define CONFIG_CMD_PING
  280. #define CONFIG_CMD_PORTIO
  281. #define CONFIG_CMD_REGINFO
  282. #define CONFIG_CMD_SAVES
  283. #define CONFIG_CMD_SDRAM
  284. #define CONFIG_CMD_SNTP
  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_SIZE 0x4000 /* Size of used area in DPRAM */
  367. #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
  368. #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
  369. /*-----------------------------------------------------------------------
  370. * Start addresses for the final memory configuration
  371. * (Set up by the startup code)
  372. * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  373. * Note also that the logic that sets CONFIG_SYS_RAMBOOT is platform dependent.
  374. */
  375. #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
  376. #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
  377. # define CONFIG_SYS_RAMBOOT
  378. #endif
  379. #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
  380. #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
  381. /*
  382. * For booting Linux, the board info and command line data
  383. * have to be in the first 8 MB of memory, since this is
  384. * the maximum mapped by the Linux kernel during initialization.
  385. */
  386. #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  387. /*-----------------------------------------------------------------------
  388. * FLASH and environment organization
  389. */
  390. #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
  391. #ifdef CONFIG_SYS_EP8260_H2
  392. #define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
  393. #else
  394. #define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
  395. #endif
  396. #ifdef CONFIG_SYS_EP8260_H2
  397. #define CONFIG_SYS_FLASH_ERASE_TOUT 240000 /* Timeout for Flash Erase (in ms) */
  398. #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
  399. #else
  400. #define CONFIG_SYS_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
  401. #define CONFIG_SYS_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
  402. #endif
  403. #ifndef CONFIG_SYS_RAMBOOT
  404. # define CONFIG_ENV_IS_IN_FLASH 1
  405. # ifdef CONFIG_ENV_IN_OWN_SECT
  406. # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x40000)
  407. # define CONFIG_ENV_SECT_SIZE 0x40000
  408. # else
  409. # define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN - CONFIG_ENV_SECT_SIZE)
  410. # define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
  411. # define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
  412. # endif /* CONFIG_ENV_IN_OWN_SECT */
  413. #else
  414. # define CONFIG_ENV_IS_IN_NVRAM 1
  415. # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - 0x1000)
  416. # define CONFIG_ENV_SIZE 0x200
  417. #endif /* CONFIG_SYS_RAMBOOT */
  418. /*-----------------------------------------------------------------------
  419. * Cache Configuration
  420. */
  421. #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
  422. #if defined(CONFIG_CMD_KGDB)
  423. # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
  424. #endif
  425. /*-----------------------------------------------------------------------
  426. * HIDx - Hardware Implementation-dependent Registers 2-11
  427. *-----------------------------------------------------------------------
  428. * HID0 also contains cache control - initially enable both caches and
  429. * invalidate contents, then the final state leaves only the instruction
  430. * cache enabled. Note that Power-On and Hard reset invalidate the caches,
  431. * but Soft reset does not.
  432. *
  433. * HID1 has only read-only information - nothing to set.
  434. */
  435. #define CONFIG_SYS_HID0_INIT (HID0_ICE |\
  436. HID0_DCE |\
  437. HID0_ICFI |\
  438. HID0_DCI |\
  439. HID0_IFEM |\
  440. HID0_ABE)
  441. #ifdef CONFIG_SYS_LSDRAM
  442. /* 8260 local bus is NOT cacheable */
  443. #define CONFIG_SYS_HID0_FINAL (/*HID0_ICE |*/\
  444. HID0_IFEM |\
  445. HID0_ABE |\
  446. HID0_EMCP)
  447. #else /* !CONFIG_SYS_LSDRAM */
  448. #define CONFIG_SYS_HID0_FINAL (HID0_ICE |\
  449. HID0_IFEM |\
  450. HID0_ABE |\
  451. HID0_EMCP)
  452. #endif /* CONFIG_SYS_LSDRAM */
  453. #define CONFIG_SYS_HID2 0
  454. /*-----------------------------------------------------------------------
  455. * RMR - Reset Mode Register
  456. *-----------------------------------------------------------------------
  457. */
  458. #define CONFIG_SYS_RMR 0
  459. /*-----------------------------------------------------------------------
  460. * BCR - Bus Configuration 4-25
  461. *-----------------------------------------------------------------------
  462. */
  463. #define CONFIG_SYS_BCR (BCR_EBM |\
  464. BCR_PLDP |\
  465. BCR_EAV |\
  466. BCR_NPQM0)
  467. /*-----------------------------------------------------------------------
  468. * SIUMCR - SIU Module Configuration 4-31
  469. *-----------------------------------------------------------------------
  470. */
  471. #define CONFIG_SYS_SIUMCR (SIUMCR_L2CPC01 |\
  472. SIUMCR_APPC10 |\
  473. SIUMCR_CS10PC01)
  474. /*-----------------------------------------------------------------------
  475. * SYPCR - System Protection Control 11-9
  476. * SYPCR can only be written once after reset!
  477. *-----------------------------------------------------------------------
  478. * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
  479. */
  480. #ifdef CONFIG_SYS_EP8260_H2
  481. /* TBD: Find out why setting the BMT to 0xff causes the FCC to
  482. * generate TX buffer underrun errors for large packets under
  483. * Linux
  484. */
  485. #define CONFIG_SYS_SYPCR_BMT 0x00000600
  486. #else
  487. #define CONFIG_SYS_SYPCR_BMT SYPCR_BMT
  488. #endif
  489. #ifdef CONFIG_SYS_LSDRAM
  490. #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
  491. CONFIG_SYS_SYPCR_BMT |\
  492. SYPCR_PBME |\
  493. SYPCR_LBME |\
  494. SYPCR_SWP)
  495. #else
  496. #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
  497. CONFIG_SYS_SYPCR_BMT |\
  498. SYPCR_PBME |\
  499. SYPCR_SWP)
  500. #endif
  501. /*-----------------------------------------------------------------------
  502. * TMCNTSC - Time Counter Status and Control 4-40
  503. *-----------------------------------------------------------------------
  504. * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
  505. * and enable Time Counter
  506. */
  507. #define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC |\
  508. TMCNTSC_ALR |\
  509. TMCNTSC_TCF |\
  510. TMCNTSC_TCE)
  511. /*-----------------------------------------------------------------------
  512. * PISCR - Periodic Interrupt Status and Control 4-42
  513. *-----------------------------------------------------------------------
  514. * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
  515. * Periodic timer
  516. */
  517. #ifdef CONFIG_SYS_EP8260_H2
  518. #define CONFIG_SYS_PISCR (PISCR_PS |\
  519. PISCR_PTF |\
  520. PISCR_PTE)
  521. #else
  522. #define CONFIG_SYS_PISCR 0
  523. #endif
  524. /*-----------------------------------------------------------------------
  525. * SCCR - System Clock Control 9-8
  526. *-----------------------------------------------------------------------
  527. */
  528. #ifdef CONFIG_SYS_EP8260_H2
  529. #define CONFIG_SYS_SCCR (SCCR_DFBRG00)
  530. #else
  531. #define CONFIG_SYS_SCCR (SCCR_DFBRG01)
  532. #endif
  533. /*-----------------------------------------------------------------------
  534. * RCCR - RISC Controller Configuration 13-7
  535. *-----------------------------------------------------------------------
  536. */
  537. #define CONFIG_SYS_RCCR 0
  538. /*-----------------------------------------------------------------------
  539. * MPTPR - Memory Refresh Timer Prescale Register 10-32
  540. *-----------------------------------------------------------------------
  541. */
  542. #define CONFIG_SYS_MPTPR (0x0A00 & MPTPR_PTP_MSK)
  543. /*
  544. * Init Memory Controller:
  545. *
  546. * Bank Bus Machine PortSz Device
  547. * ---- --- ------- ------ ------
  548. * 0 60x GPCM 64 bit FLASH (BGA - 16MB AMD AM29DL323DB90WDI)
  549. * 1 60x SDRAM 64 bit SDRAM (BGA - 64MB Micron 48LC8M16A2TG)
  550. * 2 Local SDRAM 32 bit SDRAM (BGA - 32MB Micron 48LC8M16A2TG)
  551. * 3 unused
  552. * 4 60x GPCM 8 bit Board Regs, NVRTC
  553. * 5 unused
  554. * 6 unused
  555. * 7 unused
  556. * 8 PCMCIA
  557. * 9 unused
  558. * 10 unused
  559. * 11 unused
  560. */
  561. /*-----------------------------------------------------------------------
  562. * BRx - Base Register
  563. * Ref: Section 10.3.1 on page 10-14
  564. * ORx - Option Register
  565. * Ref: Section 10.3.2 on page 10-18
  566. *-----------------------------------------------------------------------
  567. */
  568. /* Bank 0 - FLASH
  569. *
  570. */
  571. #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH0_BASE & BRx_BA_MSK) |\
  572. BRx_PS_64 |\
  573. BRx_DECC_NONE |\
  574. BRx_MS_GPCM_P |\
  575. BRx_V)
  576. #define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH0_SIZE) |\
  577. ORxG_CSNT |\
  578. ORxG_ACS_DIV1 |\
  579. ORxG_SCY_8_CLK |\
  580. ORxG_EHTR)
  581. /* Bank 1 - SDRAM
  582. * PSDRAM
  583. */
  584. #define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
  585. BRx_PS_64 |\
  586. BRx_MS_SDRAM_P |\
  587. BRx_V)
  588. #define CONFIG_SYS_OR1_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\
  589. ORxS_BPD_4 |\
  590. ORxS_ROWST_PBI1_A6 |\
  591. ORxS_NUMR_12)
  592. #ifdef CONFIG_SYS_EP8260_H2
  593. #define CONFIG_SYS_PSDMR 0xC34E246E
  594. #else
  595. #define CONFIG_SYS_PSDMR 0xC34E2462
  596. #endif
  597. #define CONFIG_SYS_PSRT 0x64
  598. #ifdef CONFIG_SYS_LSDRAM
  599. /* Bank 2 - SDRAM
  600. * LSDRAM
  601. */
  602. #define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_SDRAM1_BASE & BRx_BA_MSK) |\
  603. BRx_PS_32 |\
  604. BRx_MS_SDRAM_L |\
  605. BRx_V)
  606. #define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM1_SIZE) |\
  607. ORxS_BPD_4 |\
  608. ORxS_ROWST_PBI0_A9 |\
  609. ORxS_NUMR_12)
  610. #define CONFIG_SYS_LSDMR 0x416A2562
  611. #define CONFIG_SYS_LSRT 0x64
  612. #else
  613. #define CONFIG_SYS_LSRT 0x0
  614. #endif /* CONFIG_SYS_LSDRAM */
  615. /* Bank 4 - On board registers
  616. * NVRTC and BCSR
  617. */
  618. #define CONFIG_SYS_BR4_PRELIM ((CONFIG_SYS_REGS_BASE & BRx_BA_MSK) |\
  619. BRx_PS_8 |\
  620. BRx_MS_GPCM_P |\
  621. BRx_V)
  622. /*
  623. #define CONFIG_SYS_OR4_PRELIM (ORxG_AM_MSK |\
  624. ORxG_CSNT |\
  625. ORxG_ACS_DIV1 |\
  626. ORxG_SCY_10_CLK |\
  627. ORxG_TRLX)
  628. */
  629. #define CONFIG_SYS_OR4_PRELIM 0xfff00854
  630. #ifdef _NOT_USED_SINCE_NOT_WORKING_
  631. /* Bank 8 - On board registers
  632. * PCMCIA (currently not working!)
  633. */
  634. #define CONFIG_SYS_BR8_PRELIM ((CONFIG_SYS_REGS_BASE & BRx_BA_MSK) |\
  635. BRx_PS_16 |\
  636. BRx_MS_GPCM_P |\
  637. BRx_V)
  638. #define CONFIG_SYS_OR8_PRELIM (ORxG_AM_MSK |\
  639. ORxG_CSNT |\
  640. ORxG_ACS_DIV1 |\
  641. ORxG_SETA |\
  642. ORxG_SCY_10_CLK)
  643. #endif
  644. /*
  645. * JFFS2 partitions
  646. *
  647. */
  648. /* No command line, one static partition, whole device */
  649. #undef CONFIG_CMD_MTDPARTS
  650. #define CONFIG_JFFS2_DEV "nor0"
  651. #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
  652. #define CONFIG_JFFS2_PART_OFFSET 0x00000000
  653. /* mtdparts command line support */
  654. /* Note: fake mtd_id used, no linux mtd map file */
  655. /*
  656. #define CONFIG_CMD_MTDPARTS
  657. #define MTDIDS_DEFAULT ""
  658. #define MTDPARTS_DEFAULT ""
  659. */
  660. #endif /* __CONFIG_H */