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_MPC823 1 /* This is a MPC823 CPU */
21 #define CONFIG_TQM823L 1 /* ...on a TQM8xxL module */
22 #define CONFIG_DISPLAY_BOARDINFO
24 #define CONFIG_SYS_TEXT_BASE 0x40000000
26 #ifdef CONFIG_LCD /* with LCD controller ? */
27 #define CONFIG_MPC8XX_LCD
28 #define CONFIG_LCD_LOGO 1 /* print our logo on the LCD */
29 #define CONFIG_LCD_INFO 1 /* ... and some board info */
30 #define CONFIG_SPLASH_SCREEN /* ... with splashscreen support*/
33 #define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
34 #define CONFIG_SYS_SMC_RXBUFLEN 128
35 #define CONFIG_SYS_MAXIDLE 10
36 #define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
38 #define CONFIG_BOOTCOUNT_LIMIT
40 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
42 #define CONFIG_BOARD_TYPES 1 /* support board types */
44 #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
46 #undef CONFIG_BOOTARGS
48 #define CONFIG_EXTRA_ENV_SETTINGS \
50 "nfsargs=setenv bootargs root=/dev/nfs rw " \
51 "nfsroot=${serverip}:${rootpath}\0" \
52 "ramargs=setenv bootargs root=/dev/ram rw\0" \
53 "addip=setenv bootargs ${bootargs} " \
54 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
55 ":${hostname}:${netdev}:off panic=1\0" \
56 "flash_nfs=run nfsargs addip;" \
57 "bootm ${kernel_addr}\0" \
58 "flash_self=run ramargs addip;" \
59 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
60 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
61 "rootpath=/opt/eldk/ppc_8xx\0" \
62 "hostname=TQM823L\0" \
63 "bootfile=TQM823L/uImage\0" \
64 "fdt_addr=40040000\0" \
65 "kernel_addr=40060000\0" \
66 "ramdisk_addr=40200000\0" \
67 "u-boot=TQM823L/u-image.bin\0" \
68 "load=tftp 200000 ${u-boot}\0" \
69 "update=prot off 40000000 +${filesize};" \
70 "era 40000000 +${filesize};" \
71 "cp.b 200000 40000000 ${filesize};" \
72 "sete filesize;save\0" \
74 #define CONFIG_BOOTCOMMAND "run flash_self"
76 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
77 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
79 #undef CONFIG_WATCHDOG /* watchdog disabled */
81 #if defined(CONFIG_LCD)
82 # undef CONFIG_STATUS_LED /* disturbs display */
84 # define CONFIG_STATUS_LED 1 /* Status LED enabled */
85 #endif /* CONFIG_LCD */
87 #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
92 #define CONFIG_BOOTP_SUBNETMASK
93 #define CONFIG_BOOTP_GATEWAY
94 #define CONFIG_BOOTP_HOSTNAME
95 #define CONFIG_BOOTP_BOOTPATH
96 #define CONFIG_BOOTP_BOOTFILESIZE
99 #define CONFIG_MAC_PARTITION
100 #define CONFIG_DOS_PARTITION
102 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
106 * Command line configuration.
108 #define CONFIG_CMD_ASKENV
109 #define CONFIG_CMD_DATE
110 #define CONFIG_CMD_DHCP
111 #define CONFIG_CMD_EXT2
112 #define CONFIG_CMD_IDE
113 #define CONFIG_CMD_JFFS2
114 #define CONFIG_CMD_SNTP
116 #ifdef CONFIG_SPLASH_SCREEN
117 #define CONFIG_CMD_BMP
121 #define CONFIG_NETCONSOLE
124 * Miscellaneous configurable options
126 #define CONFIG_SYS_LONGHELP /* undef to save memory */
128 #define CONFIG_CMDLINE_EDITING 1 /* add command line history */
129 #define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
131 #if defined(CONFIG_CMD_KGDB)
132 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
134 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
136 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
137 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
138 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
140 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
141 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
143 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
146 * Low Level Configuration Settings
147 * (address mappings, register initial values, etc.)
148 * You should know what you are doing if you make changes here.
150 /*-----------------------------------------------------------------------
151 * Internal Memory Mapped Register
153 #define CONFIG_SYS_IMMR 0xFFF00000
155 /*-----------------------------------------------------------------------
156 * Definitions for initial stack pointer and data area (in DPRAM)
158 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
159 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
160 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
161 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
163 /*-----------------------------------------------------------------------
164 * Start addresses for the final memory configuration
165 * (Set up by the startup code)
166 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
168 #define CONFIG_SYS_SDRAM_BASE 0x00000000
169 #define CONFIG_SYS_FLASH_BASE 0x40000000
170 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
171 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
172 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
175 * For booting Linux, the board info and command line data
176 * have to be in the first 8 MB of memory, since this is
177 * the maximum mapped by the Linux kernel during initialization.
179 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
181 /*-----------------------------------------------------------------------
185 /* use CFI flash driver */
186 #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
187 #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
188 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE+flash_info[0].size }
189 #define CONFIG_SYS_FLASH_EMPTY_INFO
190 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
191 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
192 #define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
194 #define CONFIG_ENV_IS_IN_FLASH 1
195 #define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
196 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
198 /* Address and size of Redundant Environment Sector */
199 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SIZE)
200 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
202 #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
204 #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
206 /*-----------------------------------------------------------------------
207 * Dynamic MTD partition support
209 #define CONFIG_CMD_MTDPARTS
210 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
211 #define CONFIG_FLASH_CFI_MTD
212 #define MTDIDS_DEFAULT "nor0=TQM8xxL-0"
214 #define MTDPARTS_DEFAULT "mtdparts=TQM8xxL-0:256k(u-boot)," \
220 /*-----------------------------------------------------------------------
221 * Hardware Information Block
223 #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
224 #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
225 #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
227 /*-----------------------------------------------------------------------
228 * Cache Configuration
230 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
231 #if defined(CONFIG_CMD_KGDB)
232 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
235 /*-----------------------------------------------------------------------
236 * SYPCR - System Protection Control 11-9
237 * SYPCR can only be written once after reset!
238 *-----------------------------------------------------------------------
239 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
241 #if defined(CONFIG_WATCHDOG)
242 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
243 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
245 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
248 /*-----------------------------------------------------------------------
249 * SIUMCR - SIU Module Configuration 11-6
250 *-----------------------------------------------------------------------
251 * PCMCIA config., multi-function pin tri-state
253 #ifndef CONFIG_CAN_DRIVER
254 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
255 #else /* we must activate GPL5 in the SIUMCR for CAN */
256 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
257 #endif /* CONFIG_CAN_DRIVER */
259 /*-----------------------------------------------------------------------
260 * TBSCR - Time Base Status and Control 11-26
261 *-----------------------------------------------------------------------
262 * Clear Reference Interrupt Status, Timebase freezing enabled
264 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
266 /*-----------------------------------------------------------------------
267 * RTCSC - Real-Time Clock Status and Control Register 11-27
268 *-----------------------------------------------------------------------
270 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
272 /*-----------------------------------------------------------------------
273 * PISCR - Periodic Interrupt Status and Control 11-31
274 *-----------------------------------------------------------------------
275 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
277 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
279 /*-----------------------------------------------------------------------
280 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
281 *-----------------------------------------------------------------------
282 * Reset PLL lock status sticky bit, timer expired status bit and timer
283 * interrupt status bit
285 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
287 /*-----------------------------------------------------------------------
288 * SCCR - System Clock and reset Control Register 15-27
289 *-----------------------------------------------------------------------
290 * Set clock output, timebase and RTC source and divider,
291 * power management and some other internal clocks
293 #define SCCR_MASK SCCR_EBDF11
294 #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
295 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
298 /*-----------------------------------------------------------------------
300 *-----------------------------------------------------------------------
303 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
304 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
305 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
306 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
307 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
308 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
309 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
310 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
312 /*-----------------------------------------------------------------------
313 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
314 *-----------------------------------------------------------------------
317 #define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
318 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
320 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
321 #undef CONFIG_IDE_LED /* LED for ide not supported */
322 #undef CONFIG_IDE_RESET /* reset for ide not supported */
324 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
325 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
327 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
329 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
331 /* Offset for data I/O */
332 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
334 /* Offset for normal register accesses */
335 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
337 /* Offset for alternate registers */
338 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
340 /*-----------------------------------------------------------------------
342 *-----------------------------------------------------------------------
345 #define CONFIG_SYS_DER 0
348 * Init Memory Controller:
350 * BR0/1 and OR0/1 (FLASH)
353 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
354 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
356 /* used to re-map FLASH both when starting from SRAM or FLASH:
357 * restrict access enough to keep SRAM working (if any)
358 * but not too much to meddle with FLASH accesses
360 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
361 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
366 #define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
367 OR_SCY_3_CLK | OR_EHTR | OR_BI)
369 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
370 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
371 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
373 #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
374 #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
375 #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
378 * BR2/3 and OR2/3 (SDRAM)
381 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
382 #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
383 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
385 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
386 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
388 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
389 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
391 #ifndef CONFIG_CAN_DRIVER
392 #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
393 #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
394 #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
395 #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
396 #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
397 #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
398 #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
399 BR_PS_8 | BR_MS_UPMB | BR_V )
400 #endif /* CONFIG_CAN_DRIVER */
403 * Memory Periodic Timer Prescaler
405 * The Divider for PTA (refresh timer) configuration is based on an
406 * example SDRAM configuration (64 MBit, one bank). The adjustment to
407 * the number of chip selects (NCS) and the actually needed refresh
408 * rate is done by setting MPTPR.
410 * PTA is calculated from
411 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
413 * gclk CPU clock (not bus clock!)
414 * Trefresh Refresh cycle * 4 (four word bursts used)
416 * 4096 Rows from SDRAM example configuration
417 * 1000 factor s -> ms
418 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
419 * 4 Number of refresh cycles per period
420 * 64 Refresh cycle in ms per number of rows
421 * --------------------------------------------
422 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
424 * 50 MHz => 50.000.000 / Divider = 98
425 * 66 Mhz => 66.000.000 / Divider = 129
426 * 80 Mhz => 80.000.000 / Divider = 156
429 #define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
430 #define CONFIG_SYS_MAMR_PTA 98
433 * For 16 MBit, refresh rates could be 31.3 us
434 * (= 64 ms / 2K = 125 / quad bursts).
435 * For a simpler initialization, 15.6 us is used instead.
437 * #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
438 * #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
440 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
441 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
443 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
444 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
445 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
448 * MAMR settings for SDRAM
452 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
453 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
454 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
456 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
457 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
458 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
460 #define CONFIG_HWCONFIG 1
462 #endif /* __CONFIG_H */