2 * (C) Copyright 2000, 2001
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_V37 1 /* ...on a Marel V37 board */
23 #define CONFIG_SYS_TEXT_BASE 0x40000000
26 #define CONFIG_MPC8XX_LCD
27 #define CONFIG_SHARP_LQ084V1DG21
28 #undef CONFIG_LCD_LOGO
30 /*-----------------------------------------------------------------------------
32 *-----------------------------------------------------------------------------
35 #define CONFIG_SYS_I2C_SLAVE 0x2
37 #define CONFIG_8xx_CONS_SMC1 1
38 #undef CONFIG_8xx_CONS_SMC2 /* Console is on SMC2 */
39 #undef CONFIG_8xx_CONS_NONE
40 #define CONFIG_BAUDRATE 9600 /* console baudrate = 115kbps */
42 #define CONFIG_BOOTDELAY -1 /* autoboot disabled */
44 #define CONFIG_BOOTDELAY 2 /* autoboot after 2 seconds */
47 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
48 #define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
50 #undef CONFIG_BOOTARGS
52 #define CONFIG_BOOTCOMMAND \
54 "setenv bootargs console=tty0 " \
55 "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
56 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
59 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
60 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
62 #undef CONFIG_WATCHDOG /* watchdog disabled */
64 #define CONFIG_CAN_DRIVER 1 /* CAN Driver support enabled */
69 #define CONFIG_BOOTP_SUBNETMASK
70 #define CONFIG_BOOTP_GATEWAY
71 #define CONFIG_BOOTP_HOSTNAME
72 #define CONFIG_BOOTP_BOOTPATH
73 #define CONFIG_BOOTP_BOOTFILESIZE
76 #define CONFIG_MAC_PARTITION
77 #define CONFIG_DOS_PARTITION
79 #define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
83 * Command line configuration.
85 #include <config_cmd_default.h>
87 #define CONFIG_CMD_JFFS2
88 #define CONFIG_CMD_DATE
95 /* No command line, one static partition, whole device */
96 #undef CONFIG_CMD_MTDPARTS
97 #define CONFIG_JFFS2_DEV "nor1"
98 #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
99 #define CONFIG_JFFS2_PART_OFFSET 0x00000000
101 /* mtdparts command line support */
102 /* Note: fake mtd_id used, no linux mtd map file */
104 #define CONFIG_CMD_MTDPARTS
105 #define MTDIDS_DEFAULT "nor1=v37-1"
106 #define MTDPARTS_DEFAULT "mtdparts=v37-1:-(jffs2)"
110 * Miscellaneous configurable options
112 #define CONFIG_SYS_LONGHELP /* undef to save memory */
113 #if defined(CONFIG_CMD_KGDB)
114 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
116 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
118 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
119 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
120 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
122 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
123 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
125 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
128 * Low Level Configuration Settings
129 * (address mappings, register initial values, etc.)
130 * You should know what you are doing if you make changes here.
132 /*-----------------------------------------------------------------------
133 * Internal Memory Mapped Register
135 #define CONFIG_SYS_IMMR 0xF0000000
137 /*-----------------------------------------------------------------------
138 * Definitions for initial stack pointer and data area (in DPRAM)
140 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
141 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
142 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
143 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
145 /*-----------------------------------------------------------------------
146 * Start addresses for the final memory configuration
147 * (Set up by the startup code)
148 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
150 #define CONFIG_SYS_SDRAM_BASE 0x00000000
151 #define CONFIG_SYS_FLASH_BASE0 0x40000000
152 #define CONFIG_SYS_FLASH_BASE1 0x60000000
153 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH_BASE1
156 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
158 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
160 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0
161 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
164 * For booting Linux, the board info and command line data
165 * have to be in the first 8 MB of memory, since this is
166 * the maximum mapped by the Linux kernel during initialization.
168 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
170 /*-----------------------------------------------------------------------
173 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
174 #define CONFIG_SYS_MAX_FLASH_SECT 35 /* max number of sectors on one chip */
176 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
177 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
179 #define CONFIG_ENV_IS_IN_NVRAM 1
180 #define CONFIG_ENV_ADDR 0x80000000/* Address of Environment */
181 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
183 #define CONFIG_ENV_OFFSET 0
185 /*-----------------------------------------------------------------------
186 * Cache Configuration
188 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
189 #if defined(CONFIG_CMD_KGDB)
190 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
193 /*-----------------------------------------------------------------------
194 * SYPCR - System Protection Control 11-9
195 * SYPCR can only be written once after reset!
196 *-----------------------------------------------------------------------
197 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
199 #if defined(CONFIG_WATCHDOG)
200 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
201 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
203 #define CONFIG_SYS_SYPCR 0xFFFFFF88
206 /*-----------------------------------------------------------------------
207 * SIUMCR - SIU Module Configuration 11-6
208 *-----------------------------------------------------------------------
209 * PCMCIA config., multi-function pin tri-state
211 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_FRC | SIUMCR_GB5E)
213 /*-----------------------------------------------------------------------
214 * TBSCR - Time Base Status and Control 11-26
215 *-----------------------------------------------------------------------
216 * Clear Reference Interrupt Status, Timebase freezing enabled
218 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
220 /*-----------------------------------------------------------------------
221 * RTCSC - Real-Time Clock Status and Control Register 11-27
222 *-----------------------------------------------------------------------
224 /*%%%#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */
225 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_RTE)
227 /*-----------------------------------------------------------------------
228 * PISCR - Periodic Interrupt Status and Control 11-31
229 *-----------------------------------------------------------------------
230 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
232 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
234 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
237 /*-----------------------------------------------------------------------
238 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
239 *-----------------------------------------------------------------------
240 * Reset PLL lock status sticky bit, timer expired status bit and timer
241 * interrupt status bit
243 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
245 /* up to 50 MHz we use a 1:1 clock */
246 #define CONFIG_SYS_PLPRCR ( (1524 << PLPRCR_MF_SHIFT) | PLPRCR_SPLSS | PLPRCR_TMIST | PLPRCR_TEXPS )
248 /*-----------------------------------------------------------------------
249 * SCCR - System Clock and reset Control Register 15-27
250 *-----------------------------------------------------------------------
251 * Set clock output, timebase and RTC source and divider,
252 * power management and some other internal clocks
254 #define SCCR_MASK SCCR_EBDF11
255 /* up to 50 MHz we use a 1:1 clock */
256 #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_TBS)
258 /*-----------------------------------------------------------------------
260 *-----------------------------------------------------------------------
263 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
264 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
265 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
266 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
267 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
268 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
269 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
270 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
272 /*-----------------------------------------------------------------------
273 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
274 *-----------------------------------------------------------------------
277 #undef CONFIG_IDE_PCCARD /* Use IDE with PC Card Adapter */
279 #undef CONFIG_IDE_PCMCIA /* Direct IDE not supported */
280 #undef CONFIG_IDE_LED /* LED for ide not supported */
281 #undef CONFIG_IDE_RESET /* reset for ide not supported */
283 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
284 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
286 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
288 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
290 /* Offset for data I/O */
291 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
293 /* Offset for normal register accesses */
294 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
296 /* Offset for alternate registers */
297 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
299 /*-----------------------------------------------------------------------
301 *-----------------------------------------------------------------------
304 #define CONFIG_SYS_DER 0
307 * Init Memory Controller:
309 * BR0 and OR0 (FLASH)
312 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
313 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #1 */
315 #define CONFIG_SYS_PRELIM_OR_AM 0xFE000000 /* OR addr mask */
317 #define CONFIG_SYS_OR_TIMING_FLASH 0xF56
319 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
320 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V)
322 #define CONFIG_SYS_OR5_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
323 #define CONFIG_SYS_BR5_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_32 | BR_V)
326 * BR1 and OR1 (Battery backed SRAM)
328 #define CONFIG_SYS_BR1_PRELIM 0x80000401
329 #define CONFIG_SYS_OR1_PRELIM 0xFFC00736
332 * BR2 and OR2 (SDRAM)
334 #define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM base */
335 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB */
337 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
339 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
340 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
342 /* Marel V37 mem setting */
344 #define CONFIG_SYS_BR3_CAN 0xC0000401
345 #define CONFIG_SYS_OR3_CAN 0xFFFF0724
348 #define CONFIG_SYS_BR3_PRELIM 0xFA400001
349 #define CONFIG_SYS_OR3_PRELIM 0xFFFF8910
350 #define CONFIG_SYS_BR4_PRELIM 0xFA000401
351 #define CONFIG_SYS_OR4_PRELIM 0xFFFE0970
355 * Memory Periodic Timer Prescaler
358 /* periodic timer for refresh */
359 #define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
362 * Refresh clock Prescalar
364 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV16
367 * MAMR settings for SDRAM
370 /* 10 column SDRAM */
371 #define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
372 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A12 | \
373 MAMR_GPL_A4DIS | MAMR_RLFA_4X | MAMR_WLFA_3X | MAMR_TLFA_16X)
375 #endif /* __CONFIG_H */