SCM.h 24 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. * High Level Configuration Options
  30. * (easy to change)
  31. */
  32. #define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */
  33. #define CONFIG_TQM8260 200 /* ...on a TQM8260 module Rev.200 */
  34. #define CONFIG_SCM 1 /* ...on a System Controller Module */
  35. #define CONFIG_CPM2 1 /* Has a CPM2 */
  36. #if (CONFIG_TQM8260 <= 100)
  37. # error "TQM8260 module revison not supported"
  38. #endif
  39. /* We use a TQM8260 module with a 300MHz CPU */
  40. #define CONFIG_300MHz
  41. /* Define 60x busmode only if your TQM8260 has L2 cache! */
  42. #ifdef CONFIG_L2_CACHE
  43. # define CONFIG_BUSMODE_60x 1 /* bus mode: 60x */
  44. #else
  45. # undef CONFIG_BUSMODE_60x /* bus mode: 8260 */
  46. #endif
  47. /* The board with 300MHz CPU doesn't have L2 cache, but works in 60x bus mode */
  48. #ifdef CONFIG_300MHz
  49. # define CONFIG_BUSMODE_60x
  50. #endif
  51. #define CONFIG_82xx_CONS_SMC1 1 /* console on SMC1 */
  52. #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
  53. #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
  54. #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
  55. #undef CONFIG_BOOTARGS
  56. #define CONFIG_BOOTCOMMAND \
  57. "bootp; " \
  58. "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
  59. "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
  60. "bootm"
  61. /* enable I2C and select the hardware/software driver */
  62. #undef CONFIG_HARD_I2C /* I2C with hardware support */
  63. #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
  64. #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
  65. #define CONFIG_SYS_I2C_SLAVE 0x7F
  66. /*
  67. * Software (bit-bang) I2C driver configuration
  68. */
  69. #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
  70. #define I2C_ACTIVE (iop->pdir |= 0x00010000)
  71. #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
  72. #define I2C_READ ((iop->pdat & 0x00010000) != 0)
  73. #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
  74. else iop->pdat &= ~0x00010000
  75. #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
  76. else iop->pdat &= ~0x00020000
  77. #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
  78. #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
  79. #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
  80. #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
  81. #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
  82. #define CONFIG_I2C_X
  83. /*
  84. * select serial console configuration
  85. *
  86. * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
  87. * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
  88. * for SCC).
  89. *
  90. * if CONFIG_CONS_NONE is defined, then the serial console routines must
  91. * defined elsewhere (for example, on the cogent platform, there are serial
  92. * ports on the motherboard which are used for the serial console - see
  93. * cogent/cma101/serial.[ch]).
  94. */
  95. #define CONFIG_CONS_ON_SMC /* define if console on SMC */
  96. #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
  97. #undef CONFIG_CONS_NONE /* define if console on something else*/
  98. #ifdef CONFIG_82xx_CONS_SMC1
  99. #define CONFIG_CONS_INDEX 1 /* which serial channel for console */
  100. #endif
  101. #ifdef CONFIG_82xx_CONS_SMC2
  102. #define CONFIG_CONS_INDEX 2 /* which serial channel for console */
  103. #endif
  104. #undef CONFIG_CONS_USE_EXTC /* SMC/SCC use ext clock not brg_clk */
  105. #define CONFIG_CONS_EXTC_RATE 3686400 /* SMC/SCC ext clk rate in Hz */
  106. #define CONFIG_CONS_EXTC_PINSEL 0 /* pin select 0=CLK3/CLK9 */
  107. /*
  108. * select ethernet configuration
  109. *
  110. * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
  111. * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
  112. * for FCC)
  113. *
  114. * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
  115. * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
  116. *
  117. * (On TQM8260 either SCC1 or FCC2 may be chosen: SCC1 is hardwired to the
  118. * X.29 connector, and FCC2 is hardwired to the X.1 connector)
  119. */
  120. #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
  121. #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
  122. #undef CONFIG_ETHER_NONE /* define if ether on something else */
  123. #define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */
  124. #if defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 1)
  125. /*
  126. * - Rx-CLK is CLK12
  127. * - Tx-CLK is CLK11
  128. * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
  129. * - Enable Full Duplex in FSMR
  130. */
  131. # define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC1|CMXFCR_RF1CS_MSK|CMXFCR_TF1CS_MSK)
  132. # define CONFIG_SYS_CMXFCR_VALUE (CMXFCR_RF1CS_CLK12|CMXFCR_TF1CS_CLK11)
  133. # define CONFIG_SYS_CPMFCR_RAMTYPE 0
  134. # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
  135. #elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 3)
  136. /*
  137. * - Rx-CLK is CLK15
  138. * - Tx-CLK is CLK16
  139. * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
  140. * - Enable Full Duplex in FSMR
  141. */
  142. # define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
  143. # define CONFIG_SYS_CMXFCR_VALUE (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
  144. # define CONFIG_SYS_CPMFCR_RAMTYPE 0
  145. # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
  146. #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
  147. /* system clock rate (CLKIN) - equal to the 60x and local bus speed */
  148. #ifndef CONFIG_300MHz
  149. #define CONFIG_8260_CLKIN 66666666 /* in Hz */
  150. #else
  151. #define CONFIG_8260_CLKIN 83333000 /* in Hz */
  152. #endif
  153. #if defined(CONFIG_CONS_NONE) || defined(CONFIG_CONS_USE_EXTC)
  154. #define CONFIG_BAUDRATE 230400
  155. #else
  156. #define CONFIG_BAUDRATE 115200
  157. #endif
  158. #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
  159. #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
  160. #undef CONFIG_WATCHDOG /* watchdog disabled */
  161. /*
  162. * BOOTP options
  163. */
  164. #define CONFIG_BOOTP_SUBNETMASK
  165. #define CONFIG_BOOTP_GATEWAY
  166. #define CONFIG_BOOTP_HOSTNAME
  167. #define CONFIG_BOOTP_BOOTPATH
  168. #define CONFIG_BOOTP_BOOTFILESIZE
  169. /*
  170. * Command line configuration.
  171. */
  172. #include <config_cmd_default.h>
  173. #define CONFIG_CMD_DHCP
  174. #define CONFIG_CMD_I2C
  175. #define CONFIG_CMD_EEPROM
  176. #define CONFIG_CMD_BSP
  177. /*
  178. * Miscellaneous configurable options
  179. */
  180. #define CONFIG_SYS_LONGHELP /* undef to save memory */
  181. #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
  182. #if defined(CONFIG_CMD_KGDB)
  183. #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
  184. #else
  185. #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
  186. #endif
  187. #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
  188. #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
  189. #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
  190. #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
  191. #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
  192. #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
  193. #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
  194. #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  195. #define CONFIG_SYS_RESET_ADDRESS 0xFFFFFFFC /* "bad" address */
  196. #define CONFIG_MISC_INIT_R /* have misc_init_r() function */
  197. /*
  198. * For booting Linux, the board info and command line data
  199. * have to be in the first 8 MB of memory, since this is
  200. * the maximum mapped by the Linux kernel during initialization.
  201. */
  202. #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  203. /* What should the base address of the main FLASH be and how big is
  204. * it (in MBytes)? This must contain TEXT_BASE from board/tqm8260/config.mk
  205. * The main FLASH is whichever is connected to *CS0.
  206. */
  207. #define CONFIG_SYS_FLASH0_BASE 0x40000000
  208. #define CONFIG_SYS_FLASH1_BASE 0x60000000
  209. #define CONFIG_SYS_FLASH0_SIZE 32
  210. #define CONFIG_SYS_FLASH1_SIZE 32
  211. /* Flash bank size (for preliminary settings)
  212. */
  213. #define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE
  214. /*-----------------------------------------------------------------------
  215. * FLASH organization
  216. */
  217. #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
  218. #define CONFIG_SYS_MAX_FLASH_SECT 128 /* max num of sects on one chip */
  219. #define CONFIG_SYS_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
  220. #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
  221. #if 0
  222. /* Start port with environment in flash; switch to EEPROM later */
  223. #define CONFIG_ENV_IS_IN_FLASH 1
  224. #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE+0x40000)
  225. #define CONFIG_ENV_SIZE 0x40000
  226. #define CONFIG_ENV_SECT_SIZE 0x40000
  227. #else
  228. /* Final version: environment in EEPROM */
  229. #define CONFIG_ENV_IS_IN_EEPROM 1
  230. #define CONFIG_ENV_OFFSET 0
  231. #define CONFIG_ENV_SIZE 2048
  232. #endif
  233. /*-----------------------------------------------------------------------
  234. * Hardware Information Block
  235. */
  236. #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
  237. #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
  238. #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
  239. /*-----------------------------------------------------------------------
  240. * Hard Reset Configuration Words
  241. *
  242. * if you change bits in the HRCW, you must also change the CONFIG_SYS_*
  243. * defines for the various registers affected by the HRCW e.g. changing
  244. * HRCW_DPPCxx requires you to also change CONFIG_SYS_SIUMCR.
  245. */
  246. #if defined(CONFIG_266MHz)
  247. #define CONFIG_SYS_HRCW_MASTER (HRCW_CIP | HRCW_ISB111 | HRCW_BMS | \
  248. HRCW_MODCK_H0111)
  249. #elif defined(CONFIG_300MHz)
  250. #define CONFIG_SYS_HRCW_MASTER (HRCW_CIP | HRCW_ISB111 | HRCW_BMS | \
  251. HRCW_MODCK_H0110)
  252. #else
  253. #define CONFIG_SYS_HRCW_MASTER (HRCW_CIP | HRCW_ISB111 | HRCW_BMS)
  254. #endif
  255. /* no slaves so just fill with zeros */
  256. #define CONFIG_SYS_HRCW_SLAVE1 0
  257. #define CONFIG_SYS_HRCW_SLAVE2 0
  258. #define CONFIG_SYS_HRCW_SLAVE3 0
  259. #define CONFIG_SYS_HRCW_SLAVE4 0
  260. #define CONFIG_SYS_HRCW_SLAVE5 0
  261. #define CONFIG_SYS_HRCW_SLAVE6 0
  262. #define CONFIG_SYS_HRCW_SLAVE7 0
  263. /*-----------------------------------------------------------------------
  264. * Internal Memory Mapped Register
  265. */
  266. #define CONFIG_SYS_IMMR 0xFFF00000
  267. /*-----------------------------------------------------------------------
  268. * Definitions for initial stack pointer and data area (in DPRAM)
  269. */
  270. #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
  271. #define CONFIG_SYS_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
  272. #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data*/
  273. #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
  274. #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
  275. /*-----------------------------------------------------------------------
  276. * Start addresses for the final memory configuration
  277. * (Set up by the startup code)
  278. * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  279. *
  280. * 60x SDRAM is mapped at CONFIG_SYS_SDRAM_BASE, local SDRAM
  281. * is mapped at SDRAM_BASE2_PRELIM.
  282. */
  283. #define CONFIG_SYS_SDRAM_BASE 0x00000000
  284. #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE
  285. #define CONFIG_SYS_MONITOR_BASE TEXT_BASE
  286. #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
  287. #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/
  288. /*
  289. * Internal Definitions
  290. *
  291. * Boot Flags
  292. */
  293. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/
  294. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  295. /*-----------------------------------------------------------------------
  296. * Hardware Information Block
  297. */
  298. #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
  299. #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
  300. #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
  301. /*-----------------------------------------------------------------------
  302. * Cache Configuration
  303. */
  304. #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
  305. #if defined(CONFIG_CMD_KGDB)
  306. # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
  307. #endif
  308. /*-----------------------------------------------------------------------
  309. * HIDx - Hardware Implementation-dependent Registers 2-11
  310. *-----------------------------------------------------------------------
  311. * HID0 also contains cache control - initially enable both caches and
  312. * invalidate contents, then the final state leaves only the instruction
  313. * cache enabled. Note that Power-On and Hard reset invalidate the caches,
  314. * but Soft reset does not.
  315. *
  316. * HID1 has only read-only information - nothing to set.
  317. */
  318. #define CONFIG_SYS_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
  319. HID0_IFEM|HID0_ABE)
  320. #define CONFIG_SYS_HID0_FINAL (HID0_IFEM|HID0_ABE)
  321. #define CONFIG_SYS_HID2 0
  322. /*-----------------------------------------------------------------------
  323. * RMR - Reset Mode Register 5-5
  324. *-----------------------------------------------------------------------
  325. * turn on Checkstop Reset Enable
  326. */
  327. #define CONFIG_SYS_RMR RMR_CSRE
  328. /*-----------------------------------------------------------------------
  329. * BCR - Bus Configuration 4-25
  330. *-----------------------------------------------------------------------
  331. */
  332. #ifdef CONFIG_BUSMODE_60x
  333. #define CONFIG_SYS_BCR (BCR_EBM|BCR_L2C|BCR_LETM|\
  334. BCR_NPQM0|BCR_NPQM1|BCR_NPQM2) /* 60x mode */
  335. #else
  336. #define BCR_APD01 0x10000000
  337. #define CONFIG_SYS_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */
  338. #endif
  339. /*-----------------------------------------------------------------------
  340. * SIUMCR - SIU Module Configuration 4-31
  341. *-----------------------------------------------------------------------
  342. */
  343. #if 0
  344. #define CONFIG_SYS_SIUMCR (SIUMCR_DPPC10|SIUMCR_APPC10)
  345. #else
  346. #define CONFIG_SYS_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10)
  347. #endif
  348. /*-----------------------------------------------------------------------
  349. * SYPCR - System Protection Control 4-35
  350. * SYPCR can only be written once after reset!
  351. *-----------------------------------------------------------------------
  352. * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
  353. */
  354. #if defined(CONFIG_WATCHDOG)
  355. #define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
  356. SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
  357. #else
  358. #define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
  359. SYPCR_SWRI|SYPCR_SWP)
  360. #endif /* CONFIG_WATCHDOG */
  361. /*-----------------------------------------------------------------------
  362. * TMCNTSC - Time Counter Status and Control 4-40
  363. *-----------------------------------------------------------------------
  364. * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
  365. * and enable Time Counter
  366. */
  367. #define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
  368. /*-----------------------------------------------------------------------
  369. * PISCR - Periodic Interrupt Status and Control 4-42
  370. *-----------------------------------------------------------------------
  371. * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
  372. * Periodic timer
  373. */
  374. #define CONFIG_SYS_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
  375. /*-----------------------------------------------------------------------
  376. * SCCR - System Clock Control 9-8
  377. *-----------------------------------------------------------------------
  378. * Ensure DFBRG is Divide by 16
  379. */
  380. #define CONFIG_SYS_SCCR 0
  381. /*-----------------------------------------------------------------------
  382. * RCCR - RISC Controller Configuration 13-7
  383. *-----------------------------------------------------------------------
  384. */
  385. #define CONFIG_SYS_RCCR 0
  386. /*
  387. * Init Memory Controller:
  388. *
  389. * Bank Bus Machine PortSz Device
  390. * ---- --- ------- ------ ------
  391. * 0 60x GPCM 64 bit FLASH
  392. * 1 60x SDRAM 64 bit SDRAM
  393. * 2 Local SDRAM 32 bit SDRAM
  394. *
  395. */
  396. /* Initialize SDRAM on local bus
  397. */
  398. #define CONFIG_SYS_INIT_LOCAL_SDRAM
  399. #define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
  400. /* Minimum mask to separate preliminary
  401. * address ranges for CS[0:2]
  402. */
  403. #define CONFIG_SYS_GLOBAL_SDRAM_LIMIT (512<<20) /* less than 512 MB */
  404. #define CONFIG_SYS_LOCAL_SDRAM_LIMIT (128<<20) /* less than 128 MB */
  405. #define CONFIG_SYS_MPTPR 0x4000
  406. /*-----------------------------------------------------------------------------
  407. * Address for Mode Register Set (MRS) command
  408. *-----------------------------------------------------------------------------
  409. * In fact, the address is rather configuration data presented to the SDRAM on
  410. * its address lines. Because the address lines may be mux'ed externally either
  411. * for 8 column or 9 column devices, some bits appear twice in the 8260's
  412. * address:
  413. *
  414. * | (RFU) | (RFU) | WBL | TM | CL | BT | Burst Length |
  415. * | BA1 BA0 | A12 : A10 | A9 | A8 A7 | A6 : A4 | A3 | A2 : A0 |
  416. * 8 columns mux'ing: | A9 | A10 A21 | A22 : A24 | A25 | A26 : A28 |
  417. * 9 columns mux'ing: | A8 | A20 A21 | A22 : A24 | A25 | A26 : A28 |
  418. * Settings: | 0 | 0 0 | 0 1 0 | 0 | 0 1 0 |
  419. *-----------------------------------------------------------------------------
  420. */
  421. #define CONFIG_SYS_MRS_OFFS 0x00000110
  422. /* Bank 0 - FLASH
  423. */
  424. #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH_BASE & BRx_BA_MSK) |\
  425. BRx_PS_64 |\
  426. BRx_MS_GPCM_P |\
  427. BRx_V)
  428. #define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH_SIZE) |\
  429. ORxG_CSNT |\
  430. ORxG_ACS_DIV1 |\
  431. ORxG_SCY_3_CLK |\
  432. ORxG_EHTR |\
  433. ORxG_TRLX)
  434. /* SDRAM on TQM8260 can have either 8 or 9 columns.
  435. * The number affects configuration values.
  436. */
  437. /* Bank 1 - 60x bus SDRAM
  438. */
  439. #define CONFIG_SYS_PSRT 0x20
  440. #define CONFIG_SYS_LSRT 0x20
  441. #ifndef CONFIG_SYS_RAMBOOT
  442. #define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_SDRAM_BASE & BRx_BA_MSK) |\
  443. BRx_PS_64 |\
  444. BRx_MS_SDRAM_P |\
  445. BRx_V)
  446. #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR1_8COL
  447. /* SDRAM initialization values for 8-column chips
  448. */
  449. #define CONFIG_SYS_OR1_8COL ((~(CONFIG_SYS_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  450. ORxS_BPD_4 |\
  451. ORxS_ROWST_PBI1_A7 |\
  452. ORxS_NUMR_12)
  453. #define CONFIG_SYS_PSDMR_8COL (PSDMR_PBI |\
  454. PSDMR_SDAM_A15_IS_A5 |\
  455. PSDMR_BSMA_A12_A14 |\
  456. PSDMR_SDA10_PBI1_A8 |\
  457. PSDMR_RFRC_7_CLK |\
  458. PSDMR_PRETOACT_2W |\
  459. PSDMR_ACTTORW_2W |\
  460. PSDMR_LDOTOPRE_1C |\
  461. PSDMR_WRC_2C |\
  462. PSDMR_EAMUX |\
  463. PSDMR_CL_2)
  464. /* SDRAM initialization values for 9-column chips
  465. */
  466. #define CONFIG_SYS_OR1_9COL ((~(CONFIG_SYS_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  467. ORxS_BPD_4 |\
  468. ORxS_ROWST_PBI1_A5 |\
  469. ORxS_NUMR_13)
  470. #define CONFIG_SYS_PSDMR_9COL (PSDMR_PBI |\
  471. PSDMR_SDAM_A16_IS_A5 |\
  472. PSDMR_BSMA_A12_A14 |\
  473. PSDMR_SDA10_PBI1_A7 |\
  474. PSDMR_RFRC_7_CLK |\
  475. PSDMR_PRETOACT_2W |\
  476. PSDMR_ACTTORW_2W |\
  477. PSDMR_LDOTOPRE_1C |\
  478. PSDMR_WRC_2C |\
  479. PSDMR_EAMUX |\
  480. PSDMR_CL_2)
  481. /* Bank 2 - Local bus SDRAM
  482. */
  483. #ifdef CONFIG_SYS_INIT_LOCAL_SDRAM
  484. #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BRx_BA_MSK) |\
  485. BRx_PS_32 |\
  486. BRx_MS_SDRAM_L |\
  487. BRx_V)
  488. #define CONFIG_SYS_OR2_PRELIM CONFIG_SYS_OR2_8COL
  489. #define SDRAM_BASE2_PRELIM 0x80000000
  490. /* SDRAM initialization values for 8-column chips
  491. */
  492. #define CONFIG_SYS_OR2_8COL ((~(CONFIG_SYS_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  493. ORxS_BPD_4 |\
  494. ORxS_ROWST_PBI1_A8 |\
  495. ORxS_NUMR_12)
  496. #define CONFIG_SYS_LSDMR_8COL (PSDMR_PBI |\
  497. PSDMR_SDAM_A15_IS_A5 |\
  498. PSDMR_BSMA_A13_A15 |\
  499. PSDMR_SDA10_PBI1_A9 |\
  500. PSDMR_RFRC_7_CLK |\
  501. PSDMR_PRETOACT_2W |\
  502. PSDMR_ACTTORW_2W |\
  503. PSDMR_BL |\
  504. PSDMR_LDOTOPRE_1C |\
  505. PSDMR_WRC_2C |\
  506. PSDMR_CL_2)
  507. /* SDRAM initialization values for 9-column chips
  508. */
  509. #define CONFIG_SYS_OR2_9COL ((~(CONFIG_SYS_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  510. ORxS_BPD_4 |\
  511. ORxS_ROWST_PBI1_A6 |\
  512. ORxS_NUMR_13)
  513. #define CONFIG_SYS_LSDMR_9COL (PSDMR_PBI |\
  514. PSDMR_SDAM_A16_IS_A5 |\
  515. PSDMR_BSMA_A13_A15 |\
  516. PSDMR_SDA10_PBI1_A8 |\
  517. PSDMR_RFRC_7_CLK |\
  518. PSDMR_PRETOACT_2W |\
  519. PSDMR_ACTTORW_2W |\
  520. PSDMR_BL |\
  521. PSDMR_LDOTOPRE_1C |\
  522. PSDMR_WRC_2C |\
  523. PSDMR_CL_2)
  524. #endif /* CONFIG_SYS_INIT_LOCAL_SDRAM */
  525. #endif /* CONFIG_SYS_RAMBOOT */
  526. #define CONFIG_SYS_CAN0_BASE 0xc0000000
  527. #define CONFIG_SYS_CAN1_BASE 0xc0008000
  528. #define CONFIG_SYS_FIOX_BASE 0xc0010000
  529. #define CONFIG_SYS_FDOHM_BASE 0xc0018000
  530. #define CONFIG_SYS_EXTPROM_BASE 0xc2000000
  531. #define CONFIG_SYS_CAN_SIZE 0x00000100
  532. #define CONFIG_SYS_FIOX_SIZE 0x00000020
  533. #define CONFIG_SYS_FDOHM_SIZE 0x00002000
  534. #define CONFIG_SYS_EXTPROM_BANK_SIZE 0x01000000
  535. #define EXT_EEPROM_MAX_FLASH_BANKS 0x02
  536. /* CS3 - CAN 0
  537. */
  538. #define CONFIG_SYS_CAN0_BR3 ((CONFIG_SYS_CAN0_BASE & BRx_BA_MSK) |\
  539. BRx_PS_8 |\
  540. BRx_MS_UPMA |\
  541. BRx_V)
  542. #define CONFIG_SYS_CAN0_OR3 (P2SZ_TO_AM(CONFIG_SYS_CAN_SIZE) |\
  543. ORxU_BI |\
  544. ORxU_EHTR_4IDLE)
  545. /* CS4 - CAN 1
  546. */
  547. #define CONFIG_SYS_CAN1_BR4 ((CONFIG_SYS_CAN1_BASE & BRx_BA_MSK) |\
  548. BRx_PS_8 |\
  549. BRx_MS_UPMA |\
  550. BRx_V)
  551. #define CONFIG_SYS_CAN1_OR4 (P2SZ_TO_AM(CONFIG_SYS_CAN_SIZE) |\
  552. ORxU_BI |\
  553. ORxU_EHTR_4IDLE)
  554. /* CS5 - Extended PROM (16MB optional)
  555. */
  556. #define CONFIG_SYS_EXTPROM_BR5 ((CONFIG_SYS_EXTPROM_BASE & BRx_BA_MSK)|\
  557. BRx_PS_32 |\
  558. BRx_MS_GPCM_P |\
  559. BRx_V)
  560. #define CONFIG_SYS_EXTPROM_OR5 (P2SZ_TO_AM(CONFIG_SYS_EXTPROM_BANK_SIZE)|\
  561. ORxG_CSNT |\
  562. ORxG_ACS_DIV4 |\
  563. ORxG_SCY_5_CLK |\
  564. ORxG_TRLX)
  565. /* CS6 - Extended PROM (16MB optional)
  566. */
  567. #define CONFIG_SYS_EXTPROM_BR6 (((CONFIG_SYS_EXTPROM_BASE + \
  568. CONFIG_SYS_EXTPROM_BANK_SIZE) & BRx_BA_MSK)|\
  569. BRx_PS_32 |\
  570. BRx_MS_GPCM_P |\
  571. BRx_V)
  572. #define CONFIG_SYS_EXTPROM_OR6 (P2SZ_TO_AM(CONFIG_SYS_EXTPROM_BANK_SIZE)|\
  573. ORxG_CSNT |\
  574. ORxG_ACS_DIV4 |\
  575. ORxG_SCY_5_CLK |\
  576. ORxG_TRLX)
  577. /* CS7 - FPGA FIOX: Glue Logic
  578. */
  579. #define CONFIG_SYS_FIOX_BR7 ((CONFIG_SYS_FIOX_BASE & BRx_BA_MSK) |\
  580. BRx_PS_32 |\
  581. BRx_MS_GPCM_P |\
  582. BRx_V)
  583. #define CONFIG_SYS_FIOX_OR7 (P2SZ_TO_AM(CONFIG_SYS_FIOX_SIZE) |\
  584. ORxG_ACS_DIV4 |\
  585. ORxG_SCY_5_CLK |\
  586. ORxG_TRLX)
  587. /* CS8 - FPGA DOH Master
  588. */
  589. #define CONFIG_SYS_FDOHM_BR8 ((CONFIG_SYS_FDOHM_BASE & BRx_BA_MSK) |\
  590. BRx_PS_16 |\
  591. BRx_MS_GPCM_P |\
  592. BRx_V)
  593. #define CONFIG_SYS_FDOHM_OR8 (P2SZ_TO_AM(CONFIG_SYS_FDOHM_SIZE) |\
  594. ORxG_ACS_DIV4 |\
  595. ORxG_SCY_5_CLK |\
  596. ORxG_TRLX)
  597. /* FPGA configuration */
  598. #define CONFIG_SYS_PD_FIOX_PROG (1 << (31- 5)) /* PD 5 */
  599. #define CONFIG_SYS_PD_FIOX_DONE (1 << (31-28)) /* PD 28 */
  600. #define CONFIG_SYS_PD_FIOX_INIT (1 << (31-29)) /* PD 29 */
  601. #define CONFIG_SYS_PD_FDOHM_PROG (1 << (31- 4)) /* PD 4 */
  602. #define CONFIG_SYS_PD_FDOHM_DONE (1 << (31-26)) /* PD 26 */
  603. #define CONFIG_SYS_PD_FDOHM_INIT (1 << (31-27)) /* PD 27 */
  604. #endif /* __CONFIG_H */