2 * (C) Copyright 2000-2008
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
9 * board/config.h - configuration options, board specific
15 #undef TQM8xxL_80MHz /* 1 / * define for 80 MHz CPU only */
18 * High Level Configuration Options
22 #define CONFIG_MPC850 1 /* This is a MPC850 CPU */
23 #define CONFIG_SM850 1 /*...on a MPC850 Service Module */
25 #define CONFIG_SYS_TEXT_BASE 0x40000000
27 #define CONFIG_8xx_CONS_SMC2 1 /* Console is on SMC2 */
28 #define CONFIG_SYS_SMC_RXBUFLEN 128
29 #define CONFIG_SYS_MAXIDLE 10
30 #define CONFIG_BAUDRATE 115200
31 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
33 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
35 #define CONFIG_BOARD_TYPES 1 /* support board types */
37 #undef CONFIG_BOOTARGS
38 #define CONFIG_BOOTCOMMAND \
40 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
41 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
44 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
45 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
47 #undef CONFIG_WATCHDOG /* watchdog disabled */
49 #undef CONFIG_STATUS_LED /* Status LED not enabled */
51 #undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
56 #define CONFIG_BOOTP_SUBNETMASK
57 #define CONFIG_BOOTP_GATEWAY
58 #define CONFIG_BOOTP_HOSTNAME
59 #define CONFIG_BOOTP_BOOTPATH
60 #define CONFIG_BOOTP_BOOTFILESIZE
63 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
67 * Command line configuration.
69 #include <config_cmd_default.h>
71 #define CONFIG_CMD_DHCP
72 #define CONFIG_CMD_DATE
76 * Miscellaneous configurable options
78 #define CONFIG_SYS_LONGHELP /* undef to save memory */
79 #if defined(CONFIG_CMD_KGDB) && defined(KGDB_DEBUG)
80 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
82 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
84 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
85 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
86 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
88 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
89 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
91 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
94 * Low Level Configuration Settings
95 * (address mappings, register initial values, etc.)
96 * You should know what you are doing if you make changes here.
98 /*-----------------------------------------------------------------------
99 * Internal Memory Mapped Register
101 #define CONFIG_SYS_IMMR 0xFFF00000
103 /*-----------------------------------------------------------------------
104 * Definitions for initial stack pointer and data area (in DPRAM)
106 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
107 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
108 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
109 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
111 /*-----------------------------------------------------------------------
112 * Start addresses for the final memory configuration
113 * (Set up by the startup code)
114 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
116 #define CONFIG_SYS_SDRAM_BASE 0x00000000
117 #define CONFIG_SYS_FLASH_BASE 0x40000000
119 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
121 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
123 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
124 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
127 * For booting Linux, the board info and command line data
128 * have to be in the first 8 MB of memory, since this is
129 * the maximum mapped by the Linux kernel during initialization.
131 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
133 /*-----------------------------------------------------------------------
136 /* use CFI flash driver */
137 #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
138 #define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
139 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE+flash_info[0].size }
140 #define CONFIG_SYS_FLASH_EMPTY_INFO
141 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
142 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
143 #define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
145 #define CONFIG_ENV_IS_IN_FLASH 1
146 #define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
147 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
149 #define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
151 /*-----------------------------------------------------------------------
152 * Hardware Information Block
154 #define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
155 #define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
156 #define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
158 /*-----------------------------------------------------------------------
159 * Cache Configuration
161 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
162 #if defined(CONFIG_CMD_KGDB)
163 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
166 /*-----------------------------------------------------------------------
167 * SYPCR - System Protection Control 11-9
168 * SYPCR can only be written once after reset!
169 *-----------------------------------------------------------------------
170 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
172 #if defined(CONFIG_WATCHDOG)
173 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
174 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
176 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
179 /*-----------------------------------------------------------------------
180 * SIUMCR - SIU Module Configuration 11-6
181 *-----------------------------------------------------------------------
182 * PCMCIA config., multi-function pin tri-state
184 #ifndef CONFIG_CAN_DRIVER
185 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
186 #else /* we must activate GPL5 in the SIUMCR for CAN */
187 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
188 #endif /* CONFIG_CAN_DRIVER */
190 /*-----------------------------------------------------------------------
191 * TBSCR - Time Base Status and Control 11-26
192 *-----------------------------------------------------------------------
193 * Clear Reference Interrupt Status, Timebase freezing enabled
195 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
197 /*-----------------------------------------------------------------------
198 * RTCSC - Real-Time Clock Status and Control Register 11-27
199 *-----------------------------------------------------------------------
201 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
203 /*-----------------------------------------------------------------------
204 * PISCR - Periodic Interrupt Status and Control 11-31
205 *-----------------------------------------------------------------------
206 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
208 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
210 /*-----------------------------------------------------------------------
211 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
212 *-----------------------------------------------------------------------
213 * Reset PLL lock status sticky bit, timer expired status bit and timer
214 * interrupt status bit
216 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
218 #ifdef TQM8xxL_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */
219 #define CONFIG_SYS_PLPRCR \
220 ( (5-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_TMIST )
222 #define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
223 #endif /* TQM8xxL_80MHz */
225 /*-----------------------------------------------------------------------
226 * SCCR - System Clock and reset Control Register 15-27
227 *-----------------------------------------------------------------------
228 * Set clock output, timebase and RTC source and divider,
229 * power management and some other internal clocks
231 #define SCCR_MASK SCCR_EBDF11
232 #ifdef TQM8xxL_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */
233 #define CONFIG_SYS_SCCR (/* SCCR_TBS | */ \
234 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
235 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
237 #else /* up to 50 MHz we use a 1:1 clock */
238 #define CONFIG_SYS_SCCR (SCCR_TBS | \
239 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
240 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
242 #endif /* TQM8xxL_80MHz */
244 /*-----------------------------------------------------------------------
246 *-----------------------------------------------------------------------
249 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
250 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
251 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
252 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
253 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
254 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
255 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
256 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
258 /*-----------------------------------------------------------------------
260 *-----------------------------------------------------------------------
263 #define CONFIG_SYS_DER 0
266 * Init Memory Controller:
268 * BR0/1 and OR0/1 (FLASH)
271 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
272 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
274 /* used to re-map FLASH both when starting from SRAM or FLASH:
275 * restrict access enough to keep SRAM working (if any)
276 * but not too much to meddle with FLASH accesses
278 #define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
279 #define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
281 /* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
282 #define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV2 | OR_BI | \
283 OR_SCY_5_CLK | OR_EHTR)
285 #define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
286 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
287 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
289 #define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
290 #define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
291 #define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
294 * BR2/3 and OR2/3 (SDRAM)
297 #define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
298 #define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
299 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
301 /* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
302 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
304 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
305 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
307 #ifndef CONFIG_CAN_DRIVER
308 #define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
309 #define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
310 #else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
311 #define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
312 #define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
313 #define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
314 #define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
315 BR_PS_8 | BR_MS_UPMB | BR_V )
316 #endif /* CONFIG_CAN_DRIVER */
319 * Memory Periodic Timer Prescaler
322 /* periodic timer for refresh */
323 #define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
325 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
326 #define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
327 #define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
329 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
330 #define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
331 #define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
334 * MAMR settings for SDRAM
338 #define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
339 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
340 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
342 #define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
343 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
344 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
346 /* pass open firmware flat tree */
347 #define CONFIG_OF_LIBFDT 1
348 #define CONFIG_OF_BOARD_SETUP 1
349 #define CONFIG_HWCONFIG 1
351 #endif /* __CONFIG_H */