2 * (C) Copyright 2000-2014
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
9 * board/config.h - configuration options, board specific
16 * High Level Configuration Options
20 #define CONFIG_MPC850 1 /* This is a MPC850 CPU */
21 #define CONFIG_TQM850L 1 /* ...on a TQM8xxL module */
22 #define CONFIG_SYS_GENERIC_BOARD
23 #define CONFIG_DISPLAY_BOARDINFO
25 #define CONFIG_SYS_TEXT_BASE 0x40000000
27 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
28 #define CONFIG_SYS_SMC_RXBUFLEN 128
29 #define CONFIG_SYS_MAXIDLE 10
30 #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
32 #define CONFIG_BOOTCOUNT_LIMIT
34 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
36 #define CONFIG_BOARD_TYPES 1 /* support board types */
38 #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
40 #undef CONFIG_BOOTARGS
42 #define CONFIG_EXTRA_ENV_SETTINGS \
44 "nfsargs=setenv bootargs root=/dev/nfs rw " \
45 "nfsroot=${serverip}:${rootpath}\0" \
46 "ramargs=setenv bootargs root=/dev/ram rw\0" \
47 "addip=setenv bootargs ${bootargs} " \
48 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
49 ":${hostname}:${netdev}:off panic=1\0" \
50 "flash_nfs=run nfsargs addip;" \
51 "bootm ${kernel_addr}\0" \
52 "flash_self=run ramargs addip;" \
53 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
54 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
55 "rootpath=/opt/eldk/ppc_8xx\0" \
56 "hostname=TQM850L\0" \
57 "bootfile=TQM850L/uImage\0" \
58 "fdt_addr=40040000\0" \
59 "kernel_addr=40060000\0" \
60 "ramdisk_addr=40200000\0" \
61 "u-boot=TQM850L/u-image.bin\0" \
62 "load=tftp 200000 ${u-boot}\0" \
63 "update=prot off 40000000 +${filesize};" \
64 "era 40000000 +${filesize};" \
65 "cp.b 200000 40000000 ${filesize};" \
66 "sete filesize;save\0" \
68 #define CONFIG_BOOTCOMMAND "run flash_self"
70 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
71 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
73 #undef CONFIG_WATCHDOG /* watchdog disabled */
75 #define CONFIG_STATUS_LED 1 /* Status LED enabled */
77 #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
82 #define CONFIG_BOOTP_SUBNETMASK
83 #define CONFIG_BOOTP_GATEWAY
84 #define CONFIG_BOOTP_HOSTNAME
85 #define CONFIG_BOOTP_BOOTPATH
86 #define CONFIG_BOOTP_BOOTFILESIZE
89 #define CONFIG_MAC_PARTITION
90 #define CONFIG_DOS_PARTITION
92 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
95 * Command line configuration.
97 #define CONFIG_CMD_ASKENV
98 #define CONFIG_CMD_DATE
99 #define CONFIG_CMD_DHCP
100 #define CONFIG_CMD_ELF
101 #define CONFIG_CMD_EXT2
102 #define CONFIG_CMD_IDE
103 #define CONFIG_CMD_JFFS2
104 #define CONFIG_CMD_SNTP
107 #define CONFIG_NETCONSOLE
110 * Miscellaneous configurable options
112 #define CONFIG_SYS_LONGHELP /* undef to save memory */
114 #define CONFIG_CMDLINE_EDITING 1 /* add command line history */
115 #define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
117 #if defined(CONFIG_CMD_KGDB)
118 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
120 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
122 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
123 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
124 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
126 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
127 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
129 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
132 * Low Level Configuration Settings
133 * (address mappings, register initial values, etc.)
134 * You should know what you are doing if you make changes here.
136 /*-----------------------------------------------------------------------
137 * Internal Memory Mapped Register
139 #define CONFIG_SYS_IMMR 0xFFF00000
141 /*-----------------------------------------------------------------------
142 * Definitions for initial stack pointer and data area (in DPRAM)
144 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
145 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
146 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
147 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
149 /*-----------------------------------------------------------------------
150 * Start addresses for the final memory configuration
151 * (Set up by the startup code)
152 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
154 #define CONFIG_SYS_SDRAM_BASE 0x00000000
155 #define CONFIG_SYS_FLASH_BASE 0x40000000
156 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
157 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
158 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
161 * For booting Linux, the board info and command line data
162 * have to be in the first 8 MB of memory, since this is
163 * the maximum mapped by the Linux kernel during initialization.
165 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
167 /*-----------------------------------------------------------------------
171 /* use CFI flash driver */
172 #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
173 #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
174 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE+flash_info[0].size }
175 #define CONFIG_SYS_FLASH_EMPTY_INFO
176 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
177 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
178 #define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
180 #define CONFIG_ENV_IS_IN_FLASH 1
181 #define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
182 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
184 /* Address and size of Redundant Environment Sector */
185 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SIZE)
186 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
188 #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
190 #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
192 /*-----------------------------------------------------------------------
193 * Dynamic MTD partition support
195 #define CONFIG_CMD_MTDPARTS
196 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
197 #define CONFIG_FLASH_CFI_MTD
198 #define MTDIDS_DEFAULT "nor0=TQM8xxL-0"
200 #define MTDPARTS_DEFAULT "mtdparts=TQM8xxL-0:256k(u-boot)," \
206 /*-----------------------------------------------------------------------
207 * Hardware Information Block
209 #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
210 #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
211 #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
213 /*-----------------------------------------------------------------------
214 * Cache Configuration
216 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
217 #if defined(CONFIG_CMD_KGDB)
218 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
221 /*-----------------------------------------------------------------------
222 * SYPCR - System Protection Control 11-9
223 * SYPCR can only be written once after reset!
224 *-----------------------------------------------------------------------
225 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
227 #if defined(CONFIG_WATCHDOG)
228 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
229 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
231 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
234 /*-----------------------------------------------------------------------
235 * SIUMCR - SIU Module Configuration 11-6
236 *-----------------------------------------------------------------------
237 * PCMCIA config., multi-function pin tri-state
239 #ifndef CONFIG_CAN_DRIVER
240 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
241 #else /* we must activate GPL5 in the SIUMCR for CAN */
242 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
243 #endif /* CONFIG_CAN_DRIVER */
245 /*-----------------------------------------------------------------------
246 * TBSCR - Time Base Status and Control 11-26
247 *-----------------------------------------------------------------------
248 * Clear Reference Interrupt Status, Timebase freezing enabled
250 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
252 /*-----------------------------------------------------------------------
253 * RTCSC - Real-Time Clock Status and Control Register 11-27
254 *-----------------------------------------------------------------------
256 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
258 /*-----------------------------------------------------------------------
259 * PISCR - Periodic Interrupt Status and Control 11-31
260 *-----------------------------------------------------------------------
261 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
263 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
265 /*-----------------------------------------------------------------------
266 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
267 *-----------------------------------------------------------------------
268 * Reset PLL lock status sticky bit, timer expired status bit and timer
269 * interrupt status bit
271 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
273 /*-----------------------------------------------------------------------
274 * SCCR - System Clock and reset Control Register 15-27
275 *-----------------------------------------------------------------------
276 * Set clock output, timebase and RTC source and divider,
277 * power management and some other internal clocks
279 #define SCCR_MASK SCCR_EBDF11
280 #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
281 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
284 /*-----------------------------------------------------------------------
286 *-----------------------------------------------------------------------
289 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
290 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
291 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
292 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
293 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
294 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
295 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
296 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
298 /*-----------------------------------------------------------------------
299 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
300 *-----------------------------------------------------------------------
303 #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
304 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
306 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
307 #undef CONFIG_IDE_LED /* LED for ide not supported */
308 #undef CONFIG_IDE_RESET /* reset for ide not supported */
310 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
311 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
313 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
315 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
317 /* Offset for data I/O */
318 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
320 /* Offset for normal register accesses */
321 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
323 /* Offset for alternate registers */
324 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
326 /*-----------------------------------------------------------------------
328 *-----------------------------------------------------------------------
331 #define CONFIG_SYS_DER 0
334 * Init Memory Controller:
336 * BR0/1 and OR0/1 (FLASH)
339 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
340 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
342 /* used to re-map FLASH both when starting from SRAM or FLASH:
343 * restrict access enough to keep SRAM working (if any)
344 * but not too much to meddle with FLASH accesses
346 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
347 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
352 #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
353 OR_SCY_3_CLK | OR_EHTR | OR_BI)
355 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
356 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
357 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
359 #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
360 #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
361 #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
364 * BR2/3 and OR2/3 (SDRAM)
367 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
368 #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
369 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
371 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
372 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
374 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
375 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
377 #ifndef CONFIG_CAN_DRIVER
378 #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
379 #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
380 #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
381 #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
382 #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
383 #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
384 #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
385 BR_PS_8 | BR_MS_UPMB | BR_V )
386 #endif /* CONFIG_CAN_DRIVER */
389 * Memory Periodic Timer Prescaler
391 * The Divider for PTA (refresh timer) configuration is based on an
392 * example SDRAM configuration (64 MBit, one bank). The adjustment to
393 * the number of chip selects (NCS) and the actually needed refresh
394 * rate is done by setting MPTPR.
396 * PTA is calculated from
397 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
399 * gclk CPU clock (not bus clock!)
400 * Trefresh Refresh cycle * 4 (four word bursts used)
402 * 4096 Rows from SDRAM example configuration
403 * 1000 factor s -> ms
404 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
405 * 4 Number of refresh cycles per period
406 * 64 Refresh cycle in ms per number of rows
407 * --------------------------------------------
408 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
410 * 50 MHz => 50.000.000 / Divider = 98
411 * 66 Mhz => 66.000.000 / Divider = 129
412 * 80 Mhz => 80.000.000 / Divider = 156
415 #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
416 #define CONFIG_SYS_MAMR_PTA 98
419 * For 16 MBit, refresh rates could be 31.3 us
420 * (= 64 ms / 2K = 125 / quad bursts).
421 * For a simpler initialization, 15.6 us is used instead.
423 * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
424 * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
426 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
427 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
429 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
430 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
431 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
434 * MAMR settings for SDRAM
438 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
439 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
440 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
442 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
443 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
444 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
446 /* pass open firmware flat tree */
447 #define CONFIG_OF_LIBFDT 1
448 #define CONFIG_OF_BOARD_SETUP 1
449 #define CONFIG_HWCONFIG 1
451 #endif /* __CONFIG_H */