TQM8260.h 22 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. * Imported from global configuration:
  30. * CONFIG_L2_CACHE
  31. * CONFIG_266MHz
  32. * CONFIG_300MHz
  33. */
  34. /*
  35. * High Level Configuration Options
  36. * (easy to change)
  37. */
  38. #define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */
  39. #if 0
  40. #define CONFIG_TQM8260 100 /* ...on a TQM8260 module Rev.100 */
  41. #else
  42. #define CONFIG_TQM8260 200 /* ...on a TQM8260 module Rev.200 */
  43. #endif
  44. /* Define 60x busmode only if your TQM8260 has L2 cache! */
  45. #ifdef CONFIG_L2_CACHE
  46. # define CONFIG_BUSMODE_60x 1 /* bus mode: 60x */
  47. #else
  48. # undef CONFIG_BUSMODE_60x /* bus mode: 8260 */
  49. #endif
  50. /* The board with 300MHz CPU doesn't have L2 cache, but works in 60x bus mode */
  51. #ifdef CONFIG_300MHz
  52. # define CONFIG_BUSMODE_60x
  53. #endif
  54. #define CONFIG_82xx_CONS_SMC1 1 /* console on SMC1 */
  55. #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
  56. #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
  57. #define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
  58. #undef CONFIG_BOOTARGS
  59. #define CONFIG_BOOTCOMMAND \
  60. "bootp; " \
  61. "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
  62. "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; " \
  63. "bootm"
  64. /* enable I2C and select the hardware/software driver */
  65. #undef CONFIG_HARD_I2C /* I2C with hardware support */
  66. #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
  67. #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
  68. #define CFG_I2C_SLAVE 0x7F
  69. /*
  70. * Software (bit-bang) I2C driver configuration
  71. */
  72. /* TQM8260 Rev.100 has the clock and data pins swapped (!!!) on EEPROM */
  73. #if (CONFIG_TQM8260 <= 100)
  74. #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
  75. #define I2C_ACTIVE (iop->pdir |= 0x00020000)
  76. #define I2C_TRISTATE (iop->pdir &= ~0x00020000)
  77. #define I2C_READ ((iop->pdat & 0x00020000) != 0)
  78. #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00020000; \
  79. else iop->pdat &= ~0x00020000
  80. #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00010000; \
  81. else iop->pdat &= ~0x00010000
  82. #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
  83. #else
  84. #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
  85. #define I2C_ACTIVE (iop->pdir |= 0x00010000)
  86. #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
  87. #define I2C_READ ((iop->pdat & 0x00010000) != 0)
  88. #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
  89. else iop->pdat &= ~0x00010000
  90. #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
  91. else iop->pdat &= ~0x00020000
  92. #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
  93. #endif
  94. #define CFG_I2C_EEPROM_ADDR 0x50
  95. #define CFG_I2C_EEPROM_ADDR_LEN 2
  96. #define CFG_EEPROM_PAGE_WRITE_BITS 4
  97. #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
  98. #define CONFIG_I2C_X
  99. /*
  100. * select serial console configuration
  101. *
  102. * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
  103. * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
  104. * for SCC).
  105. *
  106. * if CONFIG_CONS_NONE is defined, then the serial console routines must
  107. * defined elsewhere (for example, on the cogent platform, there are serial
  108. * ports on the motherboard which are used for the serial console - see
  109. * cogent/cma101/serial.[ch]).
  110. */
  111. #define CONFIG_CONS_ON_SMC /* define if console on SMC */
  112. #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
  113. #undef CONFIG_CONS_NONE /* define if console on something else*/
  114. #ifdef CONFIG_82xx_CONS_SMC1
  115. #define CONFIG_CONS_INDEX 1 /* which serial channel for console */
  116. #endif
  117. #ifdef CONFIG_82xx_CONS_SMC2
  118. #define CONFIG_CONS_INDEX 2 /* which serial channel for console */
  119. #endif
  120. #undef CONFIG_CONS_USE_EXTC /* SMC/SCC use ext clock not brg_clk */
  121. #define CONFIG_CONS_EXTC_RATE 3686400 /* SMC/SCC ext clk rate in Hz */
  122. #define CONFIG_CONS_EXTC_PINSEL 0 /* pin select 0=CLK3/CLK9 */
  123. /*
  124. * select ethernet configuration
  125. *
  126. * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
  127. * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
  128. * for FCC)
  129. *
  130. * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
  131. * defined elsewhere (as for the console), or CFG_CMD_NET must be removed
  132. * from CONFIG_COMMANDS to remove support for networking.
  133. *
  134. * (On TQM8260 either SCC1 or FCC2 may be chosen: SCC1 is hardwired to the
  135. * X.29 connector, and FCC2 is hardwired to the X.1 connector)
  136. */
  137. #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
  138. #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
  139. #undef CONFIG_ETHER_NONE /* define if ether on something else */
  140. #define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
  141. #if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
  142. /*
  143. * - RX clk is CLK11
  144. * - TX clk is CLK12
  145. */
  146. # define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
  147. #elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
  148. /*
  149. * - Rx-CLK is CLK13
  150. * - Tx-CLK is CLK14
  151. * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
  152. * - Enable Full Duplex in FSMR
  153. */
  154. # define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
  155. # define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
  156. # define CFG_CPMFCR_RAMTYPE 0
  157. # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
  158. #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
  159. /* system clock rate (CLKIN) - equal to the 60x and local bus speed */
  160. #ifndef CONFIG_300MHz
  161. #define CONFIG_8260_CLKIN 66666666 /* in Hz */
  162. #else
  163. #define CONFIG_8260_CLKIN 83333000 /* in Hz */
  164. #endif
  165. #if defined(CONFIG_CONS_NONE) || defined(CONFIG_CONS_USE_EXTC)
  166. #define CONFIG_BAUDRATE 230400
  167. #else
  168. #define CONFIG_BAUDRATE 9600
  169. #endif
  170. #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
  171. #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
  172. #undef CONFIG_WATCHDOG /* watchdog disabled */
  173. #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
  174. #define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
  175. CFG_CMD_I2C | \
  176. CFG_CMD_EEPROM)
  177. /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  178. #include <cmd_confdefs.h>
  179. /*
  180. * Miscellaneous configurable options
  181. */
  182. #define CFG_LONGHELP /* undef to save memory */
  183. #define CFG_PROMPT "=> " /* Monitor Command Prompt */
  184. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  185. #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
  186. #else
  187. #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
  188. #endif
  189. #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
  190. #define CFG_MAXARGS 16 /* max number of command args */
  191. #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
  192. #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
  193. #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
  194. #define CFG_LOAD_ADDR 0x100000 /* default load address */
  195. #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
  196. #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  197. #define CFG_RESET_ADDRESS 0xFFFFFFFC /* "bad" address */
  198. /*
  199. * For booting Linux, the board info and command line data
  200. * have to be in the first 8 MB of memory, since this is
  201. * the maximum mapped by the Linux kernel during initialization.
  202. */
  203. #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  204. /* What should the base address of the main FLASH be and how big is
  205. * it (in MBytes)? This must contain TEXT_BASE from board/tqm8260/config.mk
  206. * The main FLASH is whichever is connected to *CS0.
  207. */
  208. #define CFG_FLASH0_BASE 0x40000000
  209. #define CFG_FLASH1_BASE 0x60000000
  210. #define CFG_FLASH0_SIZE 32
  211. #define CFG_FLASH1_SIZE 32
  212. /* Flash bank size (for preliminary settings)
  213. */
  214. #define CFG_FLASH_SIZE CFG_FLASH0_SIZE
  215. /*-----------------------------------------------------------------------
  216. * FLASH organization
  217. */
  218. #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
  219. #define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */
  220. #define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
  221. #define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
  222. #if 0
  223. /* Start port with environment in flash; switch to EEPROM later */
  224. #define CFG_ENV_IS_IN_FLASH 1
  225. #define CFG_ENV_ADDR (CFG_FLASH_BASE+0x40000)
  226. #define CFG_ENV_SIZE 0x40000
  227. #define CFG_ENV_SECT_SIZE 0x40000
  228. #else
  229. /* Final version: environment in EEPROM */
  230. #define CFG_ENV_IS_IN_EEPROM 1
  231. #define CFG_ENV_OFFSET 0
  232. #define CFG_ENV_SIZE 2048
  233. #endif
  234. /*-----------------------------------------------------------------------
  235. * Hardware Information Block
  236. */
  237. #define CFG_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
  238. #define CFG_HWINFO_SIZE 0x00000040 /* size of HW Info block */
  239. #define CFG_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
  240. /*-----------------------------------------------------------------------
  241. * Hard Reset Configuration Words
  242. *
  243. * if you change bits in the HRCW, you must also change the CFG_*
  244. * defines for the various registers affected by the HRCW e.g. changing
  245. * HRCW_DPPCxx requires you to also change CFG_SIUMCR.
  246. */
  247. #if defined(CONFIG_266MHz)
  248. #define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB111 | HRCW_BMS | \
  249. HRCW_MODCK_H0111)
  250. #elif defined(CONFIG_300MHz)
  251. #define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB111 | HRCW_BMS | \
  252. HRCW_MODCK_H0110)
  253. #else
  254. #define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB111 | HRCW_BMS)
  255. #endif
  256. /* no slaves so just fill with zeros */
  257. #define CFG_HRCW_SLAVE1 0
  258. #define CFG_HRCW_SLAVE2 0
  259. #define CFG_HRCW_SLAVE3 0
  260. #define CFG_HRCW_SLAVE4 0
  261. #define CFG_HRCW_SLAVE5 0
  262. #define CFG_HRCW_SLAVE6 0
  263. #define CFG_HRCW_SLAVE7 0
  264. /*-----------------------------------------------------------------------
  265. * Internal Memory Mapped Register
  266. */
  267. #define CFG_IMMR 0xFFF00000
  268. /*-----------------------------------------------------------------------
  269. * Definitions for initial stack pointer and data area (in DPRAM)
  270. */
  271. #define CFG_INIT_RAM_ADDR CFG_IMMR
  272. #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
  273. #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data*/
  274. #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
  275. #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
  276. /*-----------------------------------------------------------------------
  277. * Start addresses for the final memory configuration
  278. * (Set up by the startup code)
  279. * Please note that CFG_SDRAM_BASE _must_ start at 0
  280. *
  281. * 60x SDRAM is mapped at CFG_SDRAM_BASE, local SDRAM
  282. * is mapped at SDRAM_BASE2_PRELIM.
  283. */
  284. #define CFG_SDRAM_BASE 0x00000000
  285. #define CFG_FLASH_BASE CFG_FLASH0_BASE
  286. #define CFG_MONITOR_BASE TEXT_BASE
  287. #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
  288. #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/
  289. /*
  290. * Internal Definitions
  291. *
  292. * Boot Flags
  293. */
  294. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/
  295. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  296. /*-----------------------------------------------------------------------
  297. * Cache Configuration
  298. */
  299. #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
  300. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  301. # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
  302. #endif
  303. /*-----------------------------------------------------------------------
  304. * HIDx - Hardware Implementation-dependent Registers 2-11
  305. *-----------------------------------------------------------------------
  306. * HID0 also contains cache control - initially enable both caches and
  307. * invalidate contents, then the final state leaves only the instruction
  308. * cache enabled. Note that Power-On and Hard reset invalidate the caches,
  309. * but Soft reset does not.
  310. *
  311. * HID1 has only read-only information - nothing to set.
  312. */
  313. #define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
  314. HID0_IFEM|HID0_ABE)
  315. #define CFG_HID0_FINAL (HID0_IFEM|HID0_ABE)
  316. #define CFG_HID2 0
  317. /*-----------------------------------------------------------------------
  318. * RMR - Reset Mode Register 5-5
  319. *-----------------------------------------------------------------------
  320. * turn on Checkstop Reset Enable
  321. */
  322. #define CFG_RMR RMR_CSRE
  323. /*-----------------------------------------------------------------------
  324. * BCR - Bus Configuration 4-25
  325. *-----------------------------------------------------------------------
  326. */
  327. #ifdef CONFIG_BUSMODE_60x
  328. #define CFG_BCR (BCR_EBM|BCR_L2C|BCR_LETM|\
  329. BCR_NPQM0|BCR_NPQM1|BCR_NPQM2) /* 60x mode */
  330. #else
  331. #define BCR_APD01 0x10000000
  332. #define CFG_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */
  333. #endif
  334. /*-----------------------------------------------------------------------
  335. * SIUMCR - SIU Module Configuration 4-31
  336. *-----------------------------------------------------------------------
  337. */
  338. #if 0
  339. #define CFG_SIUMCR (SIUMCR_DPPC10|SIUMCR_APPC10)
  340. #else
  341. #define CFG_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10)
  342. #endif
  343. /*-----------------------------------------------------------------------
  344. * SYPCR - System Protection Control 4-35
  345. * SYPCR can only be written once after reset!
  346. *-----------------------------------------------------------------------
  347. * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
  348. */
  349. #if defined(CONFIG_WATCHDOG)
  350. #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
  351. SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
  352. #else
  353. #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
  354. SYPCR_SWRI|SYPCR_SWP)
  355. #endif /* CONFIG_WATCHDOG */
  356. /*-----------------------------------------------------------------------
  357. * TMCNTSC - Time Counter Status and Control 4-40
  358. *-----------------------------------------------------------------------
  359. * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
  360. * and enable Time Counter
  361. */
  362. #define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
  363. /*-----------------------------------------------------------------------
  364. * PISCR - Periodic Interrupt Status and Control 4-42
  365. *-----------------------------------------------------------------------
  366. * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
  367. * Periodic timer
  368. */
  369. #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
  370. /*-----------------------------------------------------------------------
  371. * SCCR - System Clock Control 9-8
  372. *-----------------------------------------------------------------------
  373. * Ensure DFBRG is Divide by 16
  374. */
  375. #define CFG_SCCR 0
  376. /*-----------------------------------------------------------------------
  377. * RCCR - RISC Controller Configuration 13-7
  378. *-----------------------------------------------------------------------
  379. */
  380. #define CFG_RCCR 0
  381. /*
  382. * Init Memory Controller:
  383. *
  384. * Bank Bus Machine PortSz Device
  385. * ---- --- ------- ------ ------
  386. * 0 60x GPCM 64 bit FLASH
  387. * 1 60x SDRAM 64 bit SDRAM
  388. * 2 Local SDRAM 32 bit SDRAM
  389. *
  390. */
  391. /* Initialize SDRAM on local bus
  392. */
  393. #define CFG_INIT_LOCAL_SDRAM
  394. #define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
  395. /* Minimum mask to separate preliminary
  396. * address ranges for CS[0:2]
  397. */
  398. #define CFG_GLOBAL_SDRAM_LIMIT (512<<20) /* less than 512 MB */
  399. #define CFG_LOCAL_SDRAM_LIMIT (128<<20) /* less than 128 MB */
  400. #define CFG_MPTPR 0x4000
  401. /*-----------------------------------------------------------------------------
  402. * Address for Mode Register Set (MRS) command
  403. *-----------------------------------------------------------------------------
  404. * In fact, the address is rather configuration data presented to the SDRAM on
  405. * its address lines. Because the address lines may be mux'ed externally either
  406. * for 8 column or 9 column devices, some bits appear twice in the 8260's
  407. * address:
  408. *
  409. * | (RFU) | (RFU) | WBL | TM | CL | BT | Burst Length |
  410. * | BA1 BA0 | A12 : A10 | A9 | A8 A7 | A6 : A4 | A3 | A2 : A0 |
  411. * 8 columns mux'ing: | A9 | A10 A21 | A22 : A24 | A25 | A26 : A28 |
  412. * 9 columns mux'ing: | A8 | A20 A21 | A22 : A24 | A25 | A26 : A28 |
  413. * Settings: | 0 | 0 0 | 0 1 0 | 0 | 0 1 0 |
  414. *-----------------------------------------------------------------------------
  415. */
  416. #define CFG_MRS_OFFS 0x00000110
  417. /* Bank 0 - FLASH
  418. */
  419. #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\
  420. BRx_PS_64 |\
  421. BRx_MS_GPCM_P |\
  422. BRx_V)
  423. #define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH_SIZE) |\
  424. ORxG_CSNT |\
  425. ORxG_ACS_DIV1 |\
  426. ORxG_SCY_3_CLK |\
  427. ORxG_EHTR |\
  428. ORxG_TRLX)
  429. /* SDRAM on TQM8260 can have either 8 or 9 columns.
  430. * The number affects configuration values.
  431. */
  432. /* Bank 1 - 60x bus SDRAM
  433. */
  434. #define CFG_PSRT 0x20
  435. #define CFG_LSRT 0x20
  436. #ifndef CFG_RAMBOOT
  437. #define CFG_BR1_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\
  438. BRx_PS_64 |\
  439. BRx_MS_SDRAM_P |\
  440. BRx_V)
  441. #define CFG_OR1_PRELIM CFG_OR1_8COL
  442. /* SDRAM initialization values for 8-column chips
  443. */
  444. #define CFG_OR1_8COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  445. ORxS_BPD_4 |\
  446. ORxS_ROWST_PBI1_A7 |\
  447. ORxS_NUMR_12)
  448. #define CFG_PSDMR_8COL (PSDMR_PBI |\
  449. PSDMR_SDAM_A15_IS_A5 |\
  450. PSDMR_BSMA_A12_A14 |\
  451. PSDMR_SDA10_PBI1_A8 |\
  452. PSDMR_RFRC_7_CLK |\
  453. PSDMR_PRETOACT_2W |\
  454. PSDMR_ACTTORW_2W |\
  455. PSDMR_LDOTOPRE_1C |\
  456. PSDMR_WRC_2C |\
  457. PSDMR_EAMUX |\
  458. PSDMR_CL_2)
  459. /* SDRAM initialization values for 9-column chips
  460. */
  461. #define CFG_OR1_9COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  462. ORxS_BPD_4 |\
  463. ORxS_ROWST_PBI1_A5 |\
  464. ORxS_NUMR_13)
  465. #define CFG_PSDMR_9COL (PSDMR_PBI |\
  466. PSDMR_SDAM_A16_IS_A5 |\
  467. PSDMR_BSMA_A12_A14 |\
  468. PSDMR_SDA10_PBI1_A7 |\
  469. PSDMR_RFRC_7_CLK |\
  470. PSDMR_PRETOACT_2W |\
  471. PSDMR_ACTTORW_2W |\
  472. PSDMR_LDOTOPRE_1C |\
  473. PSDMR_WRC_2C |\
  474. PSDMR_EAMUX |\
  475. PSDMR_CL_2)
  476. /* Bank 2 - Local bus SDRAM
  477. */
  478. #ifdef CFG_INIT_LOCAL_SDRAM
  479. #define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BRx_BA_MSK) |\
  480. BRx_PS_32 |\
  481. BRx_MS_SDRAM_L |\
  482. BRx_V)
  483. #define CFG_OR2_PRELIM CFG_OR2_8COL
  484. #define SDRAM_BASE2_PRELIM 0x80000000
  485. /* SDRAM initialization values for 8-column chips
  486. */
  487. #define CFG_OR2_8COL ((~(CFG_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  488. ORxS_BPD_4 |\
  489. ORxS_ROWST_PBI1_A8 |\
  490. ORxS_NUMR_12)
  491. #define CFG_LSDMR_8COL (PSDMR_PBI |\
  492. PSDMR_SDAM_A15_IS_A5 |\
  493. PSDMR_BSMA_A13_A15 |\
  494. PSDMR_SDA10_PBI1_A9 |\
  495. PSDMR_RFRC_7_CLK |\
  496. PSDMR_PRETOACT_2W |\
  497. PSDMR_ACTTORW_2W |\
  498. PSDMR_BL |\
  499. PSDMR_LDOTOPRE_1C |\
  500. PSDMR_WRC_2C |\
  501. PSDMR_CL_2)
  502. /* SDRAM initialization values for 9-column chips
  503. */
  504. #define CFG_OR2_9COL ((~(CFG_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  505. ORxS_BPD_4 |\
  506. ORxS_ROWST_PBI1_A6 |\
  507. ORxS_NUMR_13)
  508. #define CFG_LSDMR_9COL (PSDMR_PBI |\
  509. PSDMR_SDAM_A16_IS_A5 |\
  510. PSDMR_BSMA_A13_A15 |\
  511. PSDMR_SDA10_PBI1_A8 |\
  512. PSDMR_RFRC_7_CLK |\
  513. PSDMR_PRETOACT_2W |\
  514. PSDMR_ACTTORW_2W |\
  515. PSDMR_BL |\
  516. PSDMR_LDOTOPRE_1C |\
  517. PSDMR_WRC_2C |\
  518. PSDMR_CL_2)
  519. #endif /* CFG_INIT_LOCAL_SDRAM */
  520. #endif /* CFG_RAMBOOT */
  521. #endif /* __CONFIG_H */