TQM8272.h 27 KB

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  1. /*
  2. * (C) Copyright 2006
  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_MPC8272_FAMILY 1
  34. #define CONFIG_TQM8272 1
  35. #define CONFIG_GET_CPU_STR_F 1 /* Get the CPU ID STR */
  36. #define CONFIG_BOARD_GET_CPU_CLK_F 1 /* Get the CLKIN from board fct */
  37. #define STK82xx_150 1 /* on a STK82xx.150 */
  38. #define CONFIG_CPM2 1 /* Has a CPM2 */
  39. #define CONFIG_82xx_CONS_SMC1 1 /* console on SMC1 */
  40. #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
  41. #define CONFIG_BOARD_EARLY_INIT_R 1
  42. #if defined(CONFIG_CONS_NONE) || defined(CONFIG_CONS_USE_EXTC)
  43. #define CONFIG_BAUDRATE 230400
  44. #else
  45. #define CONFIG_BAUDRATE 115200
  46. #endif
  47. #define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
  48. #undef CONFIG_BOOTARGS
  49. #define CONFIG_EXTRA_ENV_SETTINGS \
  50. "netdev=eth0\0" \
  51. "consdev=ttyCPM0\0" \
  52. "nfsargs=setenv bootargs root=/dev/nfs rw " \
  53. "nfsroot=${serverip}:${rootpath}\0" \
  54. "ramargs=setenv bootargs root=/dev/ram rw\0" \
  55. "hostname=tqm8272\0" \
  56. "addip=setenv bootargs ${bootargs} " \
  57. "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
  58. ":${hostname}:${netdev}:off panic=1\0" \
  59. "addcons=setenv bootargs ${bootargs} " \
  60. "console=$(consdev),$(baudrate)\0" \
  61. "flash_nfs=run nfsargs addip addcons;" \
  62. "bootm ${kernel_addr}\0" \
  63. "flash_self=run ramargs addip addcons;" \
  64. "bootm ${kernel_addr} ${ramdisk_addr}\0" \
  65. "net_nfs=tftp 300000 ${bootfile};" \
  66. "run nfsargs addip addcons;bootm\0" \
  67. "rootpath=/opt/eldk/ppc_82xx\0" \
  68. "bootfile=/tftpboot/tqm8272/uImage\0" \
  69. "kernel_addr=40080000\0" \
  70. "ramdisk_addr=40100000\0" \
  71. "load=tftp 300000 /tftpboot/tqm8272/u-boot.bin\0" \
  72. "update=protect off 40000000 4003ffff;era 40000000 4003ffff;" \
  73. "cp.b 300000 40000000 40000;" \
  74. "setenv filesize;saveenv\0" \
  75. "cphwib=cp.b 4003fc00 33fc00 400\0" \
  76. "upd=run load;run cphwib;run update\0" \
  77. ""
  78. #define CONFIG_BOOTCOMMAND "run flash_self"
  79. #define CONFIG_I2C 1
  80. #if CONFIG_I2C
  81. /* enable I2C and select the hardware/software driver */
  82. #undef CONFIG_HARD_I2C /* I2C with hardware support */
  83. #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
  84. #define ADD_CMD_I2C CFG_CMD_I2C | \
  85. CFG_CMD_DATE |\
  86. CFG_CMD_DTT |\
  87. CFG_CMD_EEPROM
  88. #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
  89. #define CFG_I2C_SLAVE 0x7F
  90. /*
  91. * Software (bit-bang) I2C driver configuration
  92. */
  93. #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
  94. #define I2C_ACTIVE (iop->pdir |= 0x00010000)
  95. #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
  96. #define I2C_READ ((iop->pdat & 0x00010000) != 0)
  97. #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
  98. else iop->pdat &= ~0x00010000
  99. #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
  100. else iop->pdat &= ~0x00020000
  101. #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
  102. #define CONFIG_I2C_X
  103. /* EEPROM */
  104. #define CFG_I2C_EEPROM_ADDR_LEN 2
  105. #define CFG_EEPROM_PAGE_WRITE_BITS 4
  106. #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
  107. #define CFG_EEPROM_PAGE_WRITE_ENABLE /* necessary for the LM75 chip */
  108. #define CFG_I2C_MULTI_EEPROMS 1 /* more than one eeprom */
  109. /* I2C RTC */
  110. #define CONFIG_RTC_DS1337 /* Use ds1337 rtc via i2c */
  111. #define CFG_I2C_RTC_ADDR 0x68 /* at address 0x68 */
  112. /* I2C SYSMON (LM75) */
  113. #define CONFIG_DTT_LM75 1 /* ON Semi's LM75 */
  114. #define CONFIG_DTT_SENSORS {0} /* Sensor addresses */
  115. #define CFG_DTT_MAX_TEMP 70
  116. #define CFG_DTT_LOW_TEMP -30
  117. #define CFG_DTT_HYSTERESIS 3
  118. #else
  119. #undef CONFIG_HARD_I2C
  120. #undef CONFIG_SOFT_I2C
  121. #define ADD_CMD_I2C 0
  122. #endif
  123. /*
  124. * select serial console configuration
  125. *
  126. * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
  127. * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
  128. * for SCC).
  129. *
  130. * if CONFIG_CONS_NONE is defined, then the serial console routines must
  131. * defined elsewhere (for example, on the cogent platform, there are serial
  132. * ports on the motherboard which are used for the serial console - see
  133. * cogent/cma101/serial.[ch]).
  134. */
  135. #define CONFIG_CONS_ON_SMC /* define if console on SMC */
  136. #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
  137. #undef CONFIG_CONS_NONE /* define if console on something else*/
  138. #ifdef CONFIG_82xx_CONS_SMC1
  139. #define CONFIG_CONS_INDEX 1 /* which serial channel for console */
  140. #endif
  141. #ifdef CONFIG_82xx_CONS_SMC2
  142. #define CONFIG_CONS_INDEX 2 /* which serial channel for console */
  143. #endif
  144. #undef CONFIG_CONS_USE_EXTC /* SMC/SCC use ext clock not brg_clk */
  145. #define CONFIG_CONS_EXTC_RATE 3686400 /* SMC/SCC ext clk rate in Hz */
  146. #define CONFIG_CONS_EXTC_PINSEL 0 /* pin select 0=CLK3/CLK9 */
  147. /*
  148. * select ethernet configuration
  149. *
  150. * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
  151. * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
  152. * for FCC)
  153. *
  154. * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
  155. * defined elsewhere (as for the console), or CFG_CMD_NET must be removed
  156. * from CONFIG_COMMANDS to remove support for networking.
  157. *
  158. * (On TQM8272 either SCC1 or FCC2 may be chosen: SCC1 is hardwired to the
  159. * X.29 connector, and FCC2 is hardwired to the X.1 connector)
  160. */
  161. #define CFG_FCC_ETHERNET
  162. #if defined(CFG_FCC_ETHERNET)
  163. #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
  164. #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
  165. #undef CONFIG_ETHER_NONE /* define if ether on something else */
  166. #define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
  167. #else
  168. #define CONFIG_ETHER_ON_SCC /* define if ether on SCC */
  169. #undef CONFIG_ETHER_ON_FCC /* define if ether on FCC */
  170. #undef CONFIG_ETHER_NONE /* define if ether on something else */
  171. #define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */
  172. #endif
  173. #if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
  174. /*
  175. * - RX clk is CLK11
  176. * - TX clk is CLK12
  177. */
  178. # define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
  179. #elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
  180. /*
  181. * - Rx-CLK is CLK13
  182. * - Tx-CLK is CLK14
  183. * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
  184. * - Enable Full Duplex in FSMR
  185. */
  186. # define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
  187. # define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
  188. # define CFG_CPMFCR_RAMTYPE 0
  189. # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
  190. #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
  191. #define CONFIG_MII /* MII PHY management */
  192. #define CONFIG_BITBANGMII /* bit-bang MII PHY management */
  193. /*
  194. * GPIO pins used for bit-banged MII communications
  195. */
  196. #define MDIO_PORT 2 /* Port C */
  197. #if STK82xx_150
  198. #define CFG_MDIO_PIN 0x00008000 /* PC16 */
  199. #define CFG_MDC_PIN 0x00004000 /* PC17 */
  200. #endif
  201. #if STK82xx_100
  202. #define CFG_MDIO_PIN 0x00000002 /* PC30 */
  203. #define CFG_MDC_PIN 0x00000001 /* PC31 */
  204. #endif
  205. #if 1
  206. #define MDIO_ACTIVE (iop->pdir |= CFG_MDIO_PIN)
  207. #define MDIO_TRISTATE (iop->pdir &= ~CFG_MDIO_PIN)
  208. #define MDIO_READ ((iop->pdat & CFG_MDIO_PIN) != 0)
  209. #define MDIO(bit) if(bit) iop->pdat |= CFG_MDIO_PIN; \
  210. else iop->pdat &= ~CFG_MDIO_PIN
  211. #define MDC(bit) if(bit) iop->pdat |= CFG_MDC_PIN; \
  212. else iop->pdat &= ~CFG_MDC_PIN
  213. #else
  214. #define MDIO_ACTIVE ({unsigned long tmp; tmp = iop->pdir; tmp |= CFG_MDIO_PIN; iop->pdir = tmp;})
  215. #define MDIO_TRISTATE ({unsigned long tmp; tmp = iop->pdir; tmp &= ~CFG_MDIO_PIN; iop->pdir = tmp;})
  216. #define MDIO_READ ((iop->pdat & CFG_MDIO_PIN) != 0)
  217. #define MDIO(bit) if(bit) {unsigned long tmp; tmp = iop->pdat; tmp |= CFG_MDIO_PIN; iop->pdat = tmp;}\
  218. else {unsigned long tmp; tmp = iop->pdat; tmp &= ~CFG_MDIO_PIN; iop->pdat = tmp;}
  219. #define MDC(bit) if(bit) {unsigned long tmp; tmp = iop->pdat; tmp |= CFG_MDC_PIN; iop->pdat = tmp;}\
  220. else {unsigned long tmp; tmp = iop->pdat; tmp &= ~CFG_MDC_PIN; iop->pdat = tmp;}
  221. #endif
  222. #define MIIDELAY udelay(1)
  223. /* system clock rate (CLKIN) - equal to the 60x and local bus speed */
  224. #define CONFIG_8260_CLKIN 66666666 /* in Hz */
  225. #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
  226. #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
  227. #undef CONFIG_WATCHDOG /* watchdog disabled */
  228. #define CONFIG_TIMESTAMP /* Print image info with timestamp */
  229. #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
  230. #define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
  231. CFG_CMD_NAND | \
  232. CFG_CMD_DHCP | \
  233. CFG_CMD_PING | \
  234. ADD_CMD_I2C | \
  235. CFG_CMD_NFS | \
  236. CFG_CMD_MII | \
  237. CFG_CMD_PCI | \
  238. CFG_CMD_SNTP )
  239. /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
  240. #include <cmd_confdefs.h>
  241. /*
  242. * Miscellaneous configurable options
  243. */
  244. #define CFG_LONGHELP /* undef to save memory */
  245. #define CFG_PROMPT "=> " /* Monitor Command Prompt */
  246. #if 0
  247. #define CONFIG_CMDLINE_EDITING 1 /* add command line history */
  248. #define CFG_HUSH_PARSER 1 /* Use the HUSH parser */
  249. #ifdef CFG_HUSH_PARSER
  250. #define CFG_PROMPT_HUSH_PS2 "> "
  251. #endif
  252. #endif
  253. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  254. #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
  255. #else
  256. #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
  257. #endif
  258. #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
  259. #define CFG_MAXARGS 16 /* max number of command args */
  260. #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
  261. #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
  262. #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
  263. #define CFG_LOAD_ADDR 0x300000 /* default load address */
  264. #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
  265. #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
  266. #define CFG_RESET_ADDRESS 0x40000104 /* "bad" address */
  267. /*
  268. * For booting Linux, the board info and command line data
  269. * have to be in the first 8 MB of memory, since this is
  270. * the maximum mapped by the Linux kernel during initialization.
  271. */
  272. #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
  273. /*-----------------------------------------------------------------------
  274. * CAN stuff
  275. *-----------------------------------------------------------------------
  276. */
  277. #define CFG_CAN_BASE 0x51000000
  278. #define CFG_CAN_SIZE 1
  279. #define CFG_CAN_BR ((CFG_CAN_BASE & BRx_BA_MSK) |\
  280. BRx_PS_8 |\
  281. BRx_MS_UPMC |\
  282. BRx_V)
  283. #define CFG_CAN_OR (MEG_TO_AM(CFG_CAN_SIZE) |\
  284. ORxU_BI)
  285. /* What should the base address of the main FLASH be and how big is
  286. * it (in MBytes)? This must contain TEXT_BASE from board/tqm8272/config.mk
  287. * The main FLASH is whichever is connected to *CS0.
  288. */
  289. #define CFG_FLASH0_BASE 0x40000000
  290. #define CFG_FLASH0_SIZE 32 /* 32 MB */
  291. /* Flash bank size (for preliminary settings)
  292. */
  293. #define CFG_FLASH_SIZE CFG_FLASH0_SIZE
  294. /*-----------------------------------------------------------------------
  295. * FLASH organization
  296. */
  297. #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
  298. #define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */
  299. #define CFG_FLASH_CFI /* flash is CFI compat. */
  300. #define CFG_FLASH_CFI_DRIVER /* Use common CFI driver*/
  301. #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector */
  302. #define CFG_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash*/
  303. #define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
  304. #define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
  305. #define CFG_UPDATE_FLASH_SIZE
  306. #define CFG_ENV_IS_IN_FLASH 1
  307. #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x40000)
  308. #define CFG_ENV_SIZE 0x20000
  309. #define CFG_ENV_SECT_SIZE 0x20000
  310. #define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + CFG_ENV_SIZE)
  311. #define CFG_ENV_SIZE_REDUND 0x20000
  312. /* Where is the Hardwareinformation Block (from Monitor Sources) */
  313. #define MON_RES_LENGTH (0x0003FC00)
  314. #define HWIB_INFO_START_ADDR (CFG_FLASH_BASE + MON_RES_LENGTH)
  315. #define HWIB_INFO_LEN 512
  316. #define CIB_INFO_START_ADDR (CFG_FLASH_BASE + MON_RES_LENGTH + HWIB_INFO_LEN)
  317. #define CIB_INFO_LEN 512
  318. #define CFG_HWINFO_OFFSET 0x3fc00 /* offset of HW Info block */
  319. #define CFG_HWINFO_SIZE 0x00000060 /* size of HW Info block */
  320. #define CFG_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
  321. /*-----------------------------------------------------------------------
  322. * NAND-FLASH stuff
  323. *-----------------------------------------------------------------------
  324. */
  325. #if (CONFIG_COMMANDS & CFG_CMD_NAND)
  326. #define CFG_NAND_CS_DIST 0x80
  327. #define CFG_NAND_UPM_WRITE_CMD_OFS 0x20
  328. #define CFG_NAND_UPM_WRITE_ADDR_OFS 0x40
  329. #define CFG_NAND_BR ((CFG_NAND0_BASE & BRx_BA_MSK) |\
  330. BRx_PS_8 |\
  331. BRx_MS_UPMB |\
  332. BRx_V)
  333. #define CFG_NAND_OR (MEG_TO_AM(CFG_NAND_SIZE) |\
  334. ORxU_BI |\
  335. ORxU_EHTR_8IDLE)
  336. #define CFG_NAND_SIZE 1
  337. #define CFG_NAND0_BASE 0x50000000
  338. #define CFG_NAND1_BASE (CFG_NAND0_BASE + CFG_NAND_CS_DIST)
  339. #define CFG_NAND2_BASE (CFG_NAND1_BASE + CFG_NAND_CS_DIST)
  340. #define CFG_NAND3_BASE (CFG_NAND2_BASE + CFG_NAND_CS_DIST)
  341. #define CFG_MAX_NAND_DEVICE 4 /* Max number of NAND devices */
  342. #define NAND_MAX_CHIPS 1
  343. #define CFG_NAND_BASE_LIST { CFG_NAND0_BASE, \
  344. CFG_NAND1_BASE, \
  345. CFG_NAND2_BASE, \
  346. CFG_NAND3_BASE, \
  347. }
  348. #define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr)) = (__u8)d; } while(0)
  349. #define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)(adr)))
  350. #define WRITE_NAND_UPM(d, adr, off) do \
  351. { \
  352. volatile unsigned char *addr = (unsigned char *) (adr + off); \
  353. WRITE_NAND(d, addr); \
  354. } while(0)
  355. #endif /* CFG_CMD_NAND */
  356. #define CONFIG_PCI
  357. #ifdef CONFIG_PCI
  358. #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
  359. #define CONFIG_PCI_PNP
  360. #define CONFIG_EEPRO100
  361. #define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
  362. #define CONFIG_PCI_SCAN_SHOW
  363. #endif
  364. /*-----------------------------------------------------------------------
  365. * Hard Reset Configuration Words
  366. *
  367. * if you change bits in the HRCW, you must also change the CFG_*
  368. * defines for the various registers affected by the HRCW e.g. changing
  369. * HRCW_DPPCxx requires you to also change CFG_SIUMCR.
  370. */
  371. #if 0
  372. #define __HRCW__ALL__ (HRCW_CIP | HRCW_ISB111 | HRCW_BMS)
  373. # define CFG_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
  374. #else
  375. #define CFG_HRCW_MASTER (HRCW_BPS11 | HRCW_ISB111 | HRCW_BMS | HRCW_MODCK_H0111)
  376. #endif
  377. /* no slaves so just fill with zeros */
  378. #define CFG_HRCW_SLAVE1 0
  379. #define CFG_HRCW_SLAVE2 0
  380. #define CFG_HRCW_SLAVE3 0
  381. #define CFG_HRCW_SLAVE4 0
  382. #define CFG_HRCW_SLAVE5 0
  383. #define CFG_HRCW_SLAVE6 0
  384. #define CFG_HRCW_SLAVE7 0
  385. /*-----------------------------------------------------------------------
  386. * Internal Memory Mapped Register
  387. */
  388. #define CFG_IMMR 0xFFF00000
  389. /*-----------------------------------------------------------------------
  390. * Definitions for initial stack pointer and data area (in DPRAM)
  391. */
  392. #define CFG_INIT_RAM_ADDR CFG_IMMR
  393. #define CFG_INIT_RAM_END 0x2000 /* End of used area in DPRAM */
  394. #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data*/
  395. #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
  396. #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
  397. /*-----------------------------------------------------------------------
  398. * Start addresses for the final memory configuration
  399. * (Set up by the startup code)
  400. * Please note that CFG_SDRAM_BASE _must_ start at 0
  401. */
  402. #define CFG_SDRAM_BASE 0x00000000
  403. #define CFG_FLASH_BASE CFG_FLASH0_BASE
  404. #define CFG_MONITOR_BASE TEXT_BASE
  405. #define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
  406. #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/
  407. /*
  408. * Internal Definitions
  409. *
  410. * Boot Flags
  411. */
  412. #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/
  413. #define BOOTFLAG_WARM 0x02 /* Software reboot */
  414. /*-----------------------------------------------------------------------
  415. * Cache Configuration
  416. */
  417. #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
  418. #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
  419. # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
  420. #endif
  421. /*-----------------------------------------------------------------------
  422. * HIDx - Hardware Implementation-dependent Registers 2-11
  423. *-----------------------------------------------------------------------
  424. * HID0 also contains cache control - initially enable both caches and
  425. * invalidate contents, then the final state leaves only the instruction
  426. * cache enabled. Note that Power-On and Hard reset invalidate the caches,
  427. * but Soft reset does not.
  428. *
  429. * HID1 has only read-only information - nothing to set.
  430. */
  431. #define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
  432. HID0_IFEM|HID0_ABE)
  433. #define CFG_HID0_FINAL (HID0_IFEM|HID0_ABE)
  434. #define CFG_HID2 0
  435. /*-----------------------------------------------------------------------
  436. * RMR - Reset Mode Register 5-5
  437. *-----------------------------------------------------------------------
  438. * turn on Checkstop Reset Enable
  439. */
  440. #define CFG_RMR RMR_CSRE
  441. /*-----------------------------------------------------------------------
  442. * BCR - Bus Configuration 4-25
  443. *-----------------------------------------------------------------------
  444. */
  445. #define CFG_BCR_60x (BCR_EBM|BCR_NPQM0|BCR_NPQM2) /* 60x mode */
  446. #define BCR_APD01 0x10000000
  447. #define CFG_BCR_SINGLE (BCR_APD01|BCR_ETM) /* 8260 mode */
  448. /*-----------------------------------------------------------------------
  449. * SIUMCR - SIU Module Configuration 4-31
  450. *-----------------------------------------------------------------------
  451. */
  452. #if defined(CONFIG_BOARD_GET_CPU_CLK_F)
  453. #define CFG_SIUMCR_LOW (SIUMCR_DPPC00)
  454. #define CFG_SIUMCR_HIGH (SIUMCR_DPPC00 | SIUMCR_ABE)
  455. #else
  456. #define CFG_SIUMCR (SIUMCR_DPPC00)
  457. #endif
  458. /*-----------------------------------------------------------------------
  459. * SYPCR - System Protection Control 4-35
  460. * SYPCR can only be written once after reset!
  461. *-----------------------------------------------------------------------
  462. * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
  463. */
  464. #if defined(CONFIG_WATCHDOG)
  465. #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
  466. SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
  467. #else
  468. #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
  469. SYPCR_SWRI|SYPCR_SWP)
  470. #endif /* CONFIG_WATCHDOG */
  471. /*-----------------------------------------------------------------------
  472. * TMCNTSC - Time Counter Status and Control 4-40
  473. *-----------------------------------------------------------------------
  474. * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
  475. * and enable Time Counter
  476. */
  477. #define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
  478. /*-----------------------------------------------------------------------
  479. * PISCR - Periodic Interrupt Status and Control 4-42
  480. *-----------------------------------------------------------------------
  481. * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
  482. * Periodic timer
  483. */
  484. #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
  485. /*-----------------------------------------------------------------------
  486. * SCCR - System Clock Control 9-8
  487. *-----------------------------------------------------------------------
  488. * Ensure DFBRG is Divide by 16
  489. */
  490. #define CFG_SCCR SCCR_DFBRG01
  491. /*-----------------------------------------------------------------------
  492. * RCCR - RISC Controller Configuration 13-7
  493. *-----------------------------------------------------------------------
  494. */
  495. #define CFG_RCCR 0
  496. /*
  497. * Init Memory Controller:
  498. *
  499. * Bank Bus Machine PortSz Device
  500. * ---- --- ------- ------ ------
  501. * 0 60x GPCM 32 bit FLASH
  502. * 1 60x SDRAM 64 bit SDRAM
  503. * 2 60x UPMB 8 bit NAND
  504. * 3 60x UPMC 8 bit CAN
  505. *
  506. */
  507. /* Initialize SDRAM
  508. */
  509. #undef CFG_INIT_LOCAL_SDRAM /* No SDRAM on Local Bus */
  510. #define SDRAM_MAX_SIZE 0x20000000 /* max. 512 MB */
  511. /* Minimum mask to separate preliminary
  512. * address ranges for CS[0:2]
  513. */
  514. #define CFG_GLOBAL_SDRAM_LIMIT (512<<20) /* less than 512 MB */
  515. #define CFG_MPTPR 0x4000
  516. /*-----------------------------------------------------------------------------
  517. * Address for Mode Register Set (MRS) command
  518. *-----------------------------------------------------------------------------
  519. * In fact, the address is rather configuration data presented to the SDRAM on
  520. * its address lines. Because the address lines may be mux'ed externally either
  521. * for 8 column or 9 column devices, some bits appear twice in the 8260's
  522. * address:
  523. *
  524. * | (RFU) | (RFU) | WBL | TM | CL | BT | Burst Length |
  525. * | BA1 BA0 | A12 : A10 | A9 | A8 A7 | A6 : A4 | A3 | A2 : A0 |
  526. * 8 columns mux'ing: | A9 | A10 A21 | A22 : A24 | A25 | A26 : A28 |
  527. * 9 columns mux'ing: | A8 | A20 A21 | A22 : A24 | A25 | A26 : A28 |
  528. * Settings: | 0 | 0 0 | 0 1 0 | 0 | 0 1 0 |
  529. *-----------------------------------------------------------------------------
  530. */
  531. #define CFG_MRS_OFFS 0x00000110
  532. /* Bank 0 - FLASH
  533. */
  534. #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\
  535. BRx_PS_32 |\
  536. BRx_MS_GPCM_P |\
  537. BRx_V)
  538. #define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH_SIZE) |\
  539. ORxG_CSNT |\
  540. ORxG_ACS_DIV4 |\
  541. ORxG_SCY_8_CLK |\
  542. ORxG_TRLX)
  543. /* SDRAM on TQM8272 can have either 8 or 9 columns.
  544. * The number affects configuration values.
  545. */
  546. /* Bank 1 - 60x bus SDRAM
  547. */
  548. #define CFG_PSRT 0x20 /* Low Value */
  549. /* #define CFG_PSRT 0x10 Fast Value */
  550. #define CFG_LSRT 0x20 /* Local Bus */
  551. #ifndef CFG_RAMBOOT
  552. #define CFG_BR1_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\
  553. BRx_PS_64 |\
  554. BRx_MS_SDRAM_P |\
  555. BRx_V)
  556. #define CFG_OR1_PRELIM CFG_OR1_8COL
  557. /* SDRAM initialization values for 8-column chips
  558. */
  559. #define CFG_OR1_8COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  560. ORxS_BPD_4 |\
  561. ORxS_ROWST_PBI1_A7 |\
  562. ORxS_NUMR_12)
  563. #define CFG_PSDMR_8COL (PSDMR_PBI |\
  564. PSDMR_SDAM_A15_IS_A5 |\
  565. PSDMR_BSMA_A12_A14 |\
  566. PSDMR_SDA10_PBI1_A8 |\
  567. PSDMR_RFRC_7_CLK |\
  568. PSDMR_PRETOACT_2W |\
  569. PSDMR_ACTTORW_2W |\
  570. PSDMR_LDOTOPRE_1C |\
  571. PSDMR_WRC_2C |\
  572. PSDMR_EAMUX |\
  573. PSDMR_BUFCMD |\
  574. PSDMR_CL_2)
  575. /* SDRAM initialization values for 9-column chips
  576. */
  577. #define CFG_OR1_9COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  578. ORxS_BPD_4 |\
  579. ORxS_ROWST_PBI1_A5 |\
  580. ORxS_NUMR_13)
  581. #define CFG_PSDMR_9COL (PSDMR_PBI |\
  582. PSDMR_SDAM_A16_IS_A5 |\
  583. PSDMR_BSMA_A12_A14 |\
  584. PSDMR_SDA10_PBI1_A7 |\
  585. PSDMR_RFRC_7_CLK |\
  586. PSDMR_PRETOACT_2W |\
  587. PSDMR_ACTTORW_2W |\
  588. PSDMR_LDOTOPRE_1C |\
  589. PSDMR_WRC_2C |\
  590. PSDMR_EAMUX |\
  591. PSDMR_BUFCMD |\
  592. PSDMR_CL_2)
  593. #define CFG_OR1_10COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
  594. ORxS_BPD_4 |\
  595. ORxS_ROWST_PBI1_A4 |\
  596. ORxS_NUMR_13)
  597. #define CFG_PSDMR_10COL (PSDMR_PBI |\
  598. PSDMR_SDAM_A17_IS_A5 |\
  599. PSDMR_BSMA_A12_A14 |\
  600. PSDMR_SDA10_PBI1_A4 |\
  601. PSDMR_RFRC_6_CLK |\
  602. PSDMR_PRETOACT_2W |\
  603. PSDMR_ACTTORW_2W |\
  604. PSDMR_LDOTOPRE_1C |\
  605. PSDMR_WRC_2C |\
  606. PSDMR_EAMUX |\
  607. PSDMR_BUFCMD |\
  608. PSDMR_CL_2)
  609. #define PSDMR_RFRC_66MHZ_SINGLE 0x00028000 /* PSDMR[RFRC] at 66 MHz single mode */
  610. #define PSDMR_RFRC_100MHZ_SINGLE 0x00030000 /* PSDMR[RFRC] at 100 MHz single mode */
  611. #define PSDMR_RFRC_133MHZ_SINGLE 0x00030000 /* PSDMR[RFRC] at 133 MHz single mode */
  612. #define PSDMR_RFRC_66MHZ_60X 0x00030000 /* PSDMR[RFRC] at 66 MHz 60x mode */
  613. #define PSDMR_RFRC_100MHZ_60X 0x00028000 /* PSDMR[RFRC] at 100 MHz 60x mode */
  614. #define PSDMR_RFRC_DEFAULT PSDMR_RFRC_133MHZ_SINGLE /* PSDMR[RFRC] default value */
  615. #define PSDMR_PRETOACT_66MHZ_SINGLE 0x00002000 /* PSDMR[PRETOACT] at 66 MHz single mode */
  616. #define PSDMR_PRETOACT_100MHZ_SINGLE 0x00002000 /* PSDMR[PRETOACT] at 100 MHz single mode */
  617. #define PSDMR_PRETOACT_133MHZ_SINGLE 0x00002000 /* PSDMR[PRETOACT] at 133 MHz single mode */
  618. #define PSDMR_PRETOACT_66MHZ_60X 0x00001000 /* PSDMR[PRETOACT] at 66 MHz 60x mode */
  619. #define PSDMR_PRETOACT_100MHZ_60X 0x00001000 /* PSDMR[PRETOACT] at 100 MHz 60x mode */
  620. #define PSDMR_PRETOACT_DEFAULT PSDMR_PRETOACT_133MHZ_SINGLE /* PSDMR[PRETOACT] default value */
  621. #define PSDMR_WRC_66MHZ_SINGLE 0x00000020 /* PSDMR[WRC] at 66 MHz single mode */
  622. #define PSDMR_WRC_100MHZ_SINGLE 0x00000020 /* PSDMR[WRC] at 100 MHz single mode */
  623. #define PSDMR_WRC_133MHZ_SINGLE 0x00000010 /* PSDMR[WRC] at 133 MHz single mode */
  624. #define PSDMR_WRC_66MHZ_60X 0x00000010 /* PSDMR[WRC] at 66 MHz 60x mode */
  625. #define PSDMR_WRC_100MHZ_60X 0x00000010 /* PSDMR[WRC] at 100 MHz 60x mode */
  626. #define PSDMR_WRC_DEFAULT PSDMR_WRC_133MHZ_SINGLE /* PSDMR[WRC] default value */
  627. #define PSDMR_BUFCMD_66MHZ_SINGLE 0x00000000 /* PSDMR[BUFCMD] at 66 MHz single mode */
  628. #define PSDMR_BUFCMD_100MHZ_SINGLE 0x00000000 /* PSDMR[BUFCMD] at 100 MHz single mode */
  629. #define PSDMR_BUFCMD_133MHZ_SINGLE 0x00000004 /* PSDMR[BUFCMD] at 133 MHz single mode */
  630. #define PSDMR_BUFCMD_66MHZ_60X 0x00000000 /* PSDMR[BUFCMD] at 66 MHz 60x mode */
  631. #define PSDMR_BUFCMD_100MHZ_60X 0x00000000 /* PSDMR[BUFCMD] at 100 MHz 60x mode */
  632. #define PSDMR_BUFCMD_DEFAULT PSDMR_BUFCMD_133MHZ_SINGLE /* PSDMR[BUFCMD] default value */
  633. #endif /* CFG_RAMBOOT */
  634. #endif /* __CONFIG_H */