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_MPC860 1
21 #define CONFIG_MPC860T 1
22 #define CONFIG_MPC862 1
24 #define CONFIG_TQM862M 1 /* ...on a TQM8xxM module */
26 #define CONFIG_SYS_TEXT_BASE 0x40000000
28 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
29 #define CONFIG_SYS_SMC_RXBUFLEN 128
30 #define CONFIG_SYS_MAXIDLE 10
31 #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
33 #define CONFIG_BOOTCOUNT_LIMIT
36 #define CONFIG_BOARD_TYPES 1 /* support board types */
38 #define CONFIG_PREBOOT "echo;" \
39 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
42 #undef CONFIG_BOOTARGS
44 #define CONFIG_EXTRA_ENV_SETTINGS \
46 "nfsargs=setenv bootargs root=/dev/nfs rw " \
47 "nfsroot=${serverip}:${rootpath}\0" \
48 "ramargs=setenv bootargs root=/dev/ram rw\0" \
49 "addip=setenv bootargs ${bootargs} " \
50 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
51 ":${hostname}:${netdev}:off panic=1\0" \
52 "flash_nfs=run nfsargs addip;" \
53 "bootm ${kernel_addr}\0" \
54 "flash_self=run ramargs addip;" \
55 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
56 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
57 "rootpath=/opt/eldk/ppc_8xx\0" \
58 "hostname=TQM862M\0" \
59 "bootfile=TQM862M/uImage\0" \
60 "fdt_addr=40080000\0" \
61 "kernel_addr=400A0000\0" \
62 "ramdisk_addr=40280000\0" \
63 "u-boot=TQM862M/u-image.bin\0" \
64 "load=tftp 200000 ${u-boot}\0" \
65 "update=prot off 40000000 +${filesize};" \
66 "era 40000000 +${filesize};" \
67 "cp.b 200000 40000000 ${filesize};" \
68 "sete filesize;save\0" \
70 #define CONFIG_BOOTCOMMAND "run flash_self"
72 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
73 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
75 #undef CONFIG_WATCHDOG /* watchdog disabled */
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
88 #define CONFIG_DOS_PARTITION
90 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
93 * Command line configuration.
95 #define CONFIG_CMD_DATE
96 #define CONFIG_CMD_IDE
97 #define CONFIG_CMD_JFFS2
99 #define CONFIG_NETCONSOLE
102 * Miscellaneous configurable options
104 #define CONFIG_SYS_LONGHELP /* undef to save memory */
106 #define CONFIG_CMDLINE_EDITING 1 /* add command line history */
108 #if defined(CONFIG_CMD_KGDB)
109 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
111 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
113 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
114 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
115 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
117 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
118 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
120 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
123 * Low Level Configuration Settings
124 * (address mappings, register initial values, etc.)
125 * You should know what you are doing if you make changes here.
127 /*-----------------------------------------------------------------------
128 * Internal Memory Mapped Register
130 #define CONFIG_SYS_IMMR 0xFFF00000
132 /*-----------------------------------------------------------------------
133 * Definitions for initial stack pointer and data area (in DPRAM)
135 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
136 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
137 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
138 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
140 /*-----------------------------------------------------------------------
141 * Start addresses for the final memory configuration
142 * (Set up by the startup code)
143 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
145 #define CONFIG_SYS_SDRAM_BASE 0x00000000
146 #define CONFIG_SYS_FLASH_BASE 0x40000000
147 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
148 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
149 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
152 * For booting Linux, the board info and command line data
153 * have to be in the first 8 MB of memory, since this is
154 * the maximum mapped by the Linux kernel during initialization.
156 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
158 /*-----------------------------------------------------------------------
162 /* use CFI flash driver */
163 #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
164 #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
165 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
166 #define CONFIG_SYS_FLASH_EMPTY_INFO
167 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
168 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
169 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
171 #define CONFIG_ENV_IS_IN_FLASH 1
172 #define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
173 #define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment */
174 #define CONFIG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
176 /* Address and size of Redundant Environment Sector */
177 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
178 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
180 #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
182 #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
184 /*-----------------------------------------------------------------------
185 * Dynamic MTD partition support
187 #define CONFIG_CMD_MTDPARTS
188 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
189 #define CONFIG_FLASH_CFI_MTD
190 #define MTDIDS_DEFAULT "nor0=TQM8xxM-0"
192 #define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \
198 /*-----------------------------------------------------------------------
199 * Hardware Information Block
201 #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
202 #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
203 #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
205 /*-----------------------------------------------------------------------
206 * Cache Configuration
208 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
209 #if defined(CONFIG_CMD_KGDB)
210 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
213 /*-----------------------------------------------------------------------
214 * SYPCR - System Protection Control 11-9
215 * SYPCR can only be written once after reset!
216 *-----------------------------------------------------------------------
217 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
219 #if defined(CONFIG_WATCHDOG)
220 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
221 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
223 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
226 /*-----------------------------------------------------------------------
227 * SIUMCR - SIU Module Configuration 11-6
228 *-----------------------------------------------------------------------
229 * PCMCIA config., multi-function pin tri-state
231 #ifndef CONFIG_CAN_DRIVER
232 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
233 #else /* we must activate GPL5 in the SIUMCR for CAN */
234 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
235 #endif /* CONFIG_CAN_DRIVER */
237 /*-----------------------------------------------------------------------
238 * TBSCR - Time Base Status and Control 11-26
239 *-----------------------------------------------------------------------
240 * Clear Reference Interrupt Status, Timebase freezing enabled
242 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
244 /*-----------------------------------------------------------------------
245 * RTCSC - Real-Time Clock Status and Control Register 11-27
246 *-----------------------------------------------------------------------
248 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
250 /*-----------------------------------------------------------------------
251 * PISCR - Periodic Interrupt Status and Control 11-31
252 *-----------------------------------------------------------------------
253 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
255 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
257 /*-----------------------------------------------------------------------
258 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
259 *-----------------------------------------------------------------------
260 * Reset PLL lock status sticky bit, timer expired status bit and timer
261 * interrupt status bit
263 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
265 /*-----------------------------------------------------------------------
266 * SCCR - System Clock and reset Control Register 15-27
267 *-----------------------------------------------------------------------
268 * Set clock output, timebase and RTC source and divider,
269 * power management and some other internal clocks
271 #define SCCR_MASK SCCR_EBDF11
272 #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
273 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
276 /*-----------------------------------------------------------------------
278 *-----------------------------------------------------------------------
281 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
282 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
283 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
284 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
285 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
286 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
287 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
288 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
290 /*-----------------------------------------------------------------------
291 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
292 *-----------------------------------------------------------------------
295 #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
296 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
298 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
299 #undef CONFIG_IDE_LED /* LED for ide not supported */
300 #undef CONFIG_IDE_RESET /* reset for ide not supported */
302 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
303 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
305 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
307 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
309 /* Offset for data I/O */
310 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
312 /* Offset for normal register accesses */
313 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
315 /* Offset for alternate registers */
316 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
318 /*-----------------------------------------------------------------------
320 *-----------------------------------------------------------------------
323 #define CONFIG_SYS_DER 0
326 * Init Memory Controller:
328 * BR0/1 and OR0/1 (FLASH)
331 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
332 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #1 */
334 /* used to re-map FLASH both when starting from SRAM or FLASH:
335 * restrict access enough to keep SRAM working (if any)
336 * but not too much to meddle with FLASH accesses
338 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
339 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
344 #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
345 OR_SCY_3_CLK | OR_EHTR | OR_BI)
347 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
348 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
349 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
351 #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
352 #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
353 #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
356 * BR2/3 and OR2/3 (SDRAM)
359 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
360 #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
361 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
363 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
364 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
366 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
367 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
369 #ifndef CONFIG_CAN_DRIVER
370 #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
371 #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
372 #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
373 #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
374 #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
375 #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
376 #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
377 BR_PS_8 | BR_MS_UPMB | BR_V )
378 #endif /* CONFIG_CAN_DRIVER */
381 * Memory Periodic Timer Prescaler
383 * The Divider for PTA (refresh timer) configuration is based on an
384 * example SDRAM configuration (64 MBit, one bank). The adjustment to
385 * the number of chip selects (NCS) and the actually needed refresh
386 * rate is done by setting MPTPR.
388 * PTA is calculated from
389 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
391 * gclk CPU clock (not bus clock!)
392 * Trefresh Refresh cycle * 4 (four word bursts used)
394 * 4096 Rows from SDRAM example configuration
395 * 1000 factor s -> ms
396 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
397 * 4 Number of refresh cycles per period
398 * 64 Refresh cycle in ms per number of rows
399 * --------------------------------------------
400 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
402 * 50 MHz => 50.000.000 / Divider = 98
403 * 66 Mhz => 66.000.000 / Divider = 129
404 * 80 Mhz => 80.000.000 / Divider = 156
405 * 100 Mhz => 100.000.000 / Divider = 195
408 #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
409 #define CONFIG_SYS_MAMR_PTA 98
412 * For 16 MBit, refresh rates could be 31.3 us
413 * (= 64 ms / 2K = 125 / quad bursts).
414 * For a simpler initialization, 15.6 us is used instead.
416 * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
417 * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
419 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
420 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
422 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
423 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
424 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
427 * MAMR settings for SDRAM
431 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
432 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
433 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
435 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
436 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
437 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
439 #define CONFIG_SCC1_ENET
440 #define CONFIG_FEC_ENET
441 #define CONFIG_ETHPRIME "SCC"
443 #define CONFIG_HWCONFIG 1
445 #endif /* __CONFIG_H */