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 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
114 #if defined(CONFIG_CMD_KGDB)
115 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
117 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
119 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
120 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
121 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
123 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
124 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
126 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
128 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
131 * Low Level Configuration Settings
132 * (address mappings, register initial values, etc.)
133 * You should know what you are doing if you make changes here.
135 /*-----------------------------------------------------------------------
136 * Internal Memory Mapped Register
138 #define CONFIG_SYS_IMMR 0xF0000000
140 /*-----------------------------------------------------------------------
141 * Definitions for initial stack pointer and data area (in DPRAM)
143 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
144 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
145 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
146 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
148 /*-----------------------------------------------------------------------
149 * Start addresses for the final memory configuration
150 * (Set up by the startup code)
151 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
153 #define CONFIG_SYS_SDRAM_BASE 0x00000000
154 #define CONFIG_SYS_FLASH_BASE0 0x40000000
155 #define CONFIG_SYS_FLASH_BASE1 0x60000000
156 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH_BASE1
159 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
161 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
163 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0
164 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
167 * For booting Linux, the board info and command line data
168 * have to be in the first 8 MB of memory, since this is
169 * the maximum mapped by the Linux kernel during initialization.
171 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
173 /*-----------------------------------------------------------------------
176 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
177 #define CONFIG_SYS_MAX_FLASH_SECT 35 /* max number of sectors on one chip */
179 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
180 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
182 #define CONFIG_ENV_IS_IN_NVRAM 1
183 #define CONFIG_ENV_ADDR 0x80000000/* Address of Environment */
184 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
186 #define CONFIG_ENV_OFFSET 0
188 /*-----------------------------------------------------------------------
189 * Cache Configuration
191 #define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
192 #if defined(CONFIG_CMD_KGDB)
193 #define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
196 /*-----------------------------------------------------------------------
197 * SYPCR - System Protection Control 11-9
198 * SYPCR can only be written once after reset!
199 *-----------------------------------------------------------------------
200 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
202 #if defined(CONFIG_WATCHDOG)
203 #define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
204 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
206 #define CONFIG_SYS_SYPCR 0xFFFFFF88
209 /*-----------------------------------------------------------------------
210 * SIUMCR - SIU Module Configuration 11-6
211 *-----------------------------------------------------------------------
212 * PCMCIA config., multi-function pin tri-state
214 #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_FRC | SIUMCR_GB5E)
216 /*-----------------------------------------------------------------------
217 * TBSCR - Time Base Status and Control 11-26
218 *-----------------------------------------------------------------------
219 * Clear Reference Interrupt Status, Timebase freezing enabled
221 #define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
223 /*-----------------------------------------------------------------------
224 * RTCSC - Real-Time Clock Status and Control Register 11-27
225 *-----------------------------------------------------------------------
227 /*%%%#define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE) */
228 #define CONFIG_SYS_RTCSC (RTCSC_SEC | RTCSC_RTE)
230 /*-----------------------------------------------------------------------
231 * PISCR - Periodic Interrupt Status and Control 11-31
232 *-----------------------------------------------------------------------
233 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
235 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
237 #define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
240 /*-----------------------------------------------------------------------
241 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
242 *-----------------------------------------------------------------------
243 * Reset PLL lock status sticky bit, timer expired status bit and timer
244 * interrupt status bit
246 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
248 /* up to 50 MHz we use a 1:1 clock */
249 #define CONFIG_SYS_PLPRCR ( (1524 << PLPRCR_MF_SHIFT) | PLPRCR_SPLSS | PLPRCR_TMIST | PLPRCR_TEXPS )
251 /*-----------------------------------------------------------------------
252 * SCCR - System Clock and reset Control Register 15-27
253 *-----------------------------------------------------------------------
254 * Set clock output, timebase and RTC source and divider,
255 * power management and some other internal clocks
257 #define SCCR_MASK SCCR_EBDF11
258 /* up to 50 MHz we use a 1:1 clock */
259 #define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_TBS)
261 /*-----------------------------------------------------------------------
263 *-----------------------------------------------------------------------
266 #define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
267 #define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
268 #define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
269 #define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
270 #define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
271 #define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
272 #define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
273 #define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
275 /*-----------------------------------------------------------------------
276 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
277 *-----------------------------------------------------------------------
280 #undef CONFIG_IDE_PCCARD /* Use IDE with PC Card Adapter */
282 #undef CONFIG_IDE_PCMCIA /* Direct IDE not supported */
283 #undef CONFIG_IDE_LED /* LED for ide not supported */
284 #undef CONFIG_IDE_RESET /* reset for ide not supported */
286 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
287 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
289 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
291 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
293 /* Offset for data I/O */
294 #define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
296 /* Offset for normal register accesses */
297 #define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
299 /* Offset for alternate registers */
300 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
302 /*-----------------------------------------------------------------------
304 *-----------------------------------------------------------------------
307 #define CONFIG_SYS_DER 0
310 * Init Memory Controller:
312 * BR0 and OR0 (FLASH)
315 #define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
316 #define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #1 */
318 #define CONFIG_SYS_PRELIM_OR_AM 0xFE000000 /* OR addr mask */
320 #define CONFIG_SYS_OR_TIMING_FLASH 0xF56
322 #define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
323 #define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V)
325 #define CONFIG_SYS_OR5_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
326 #define CONFIG_SYS_BR5_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_32 | BR_V)
329 * BR1 and OR1 (Battery backed SRAM)
331 #define CONFIG_SYS_BR1_PRELIM 0x80000401
332 #define CONFIG_SYS_OR1_PRELIM 0xFFC00736
335 * BR2 and OR2 (SDRAM)
337 #define SDRAM_BASE_PRELIM 0x00000000 /* SDRAM base */
338 #define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB */
340 #define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
342 #define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
343 #define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
345 /* Marel V37 mem setting */
347 #define CONFIG_SYS_BR3_CAN 0xC0000401
348 #define CONFIG_SYS_OR3_CAN 0xFFFF0724
351 #define CONFIG_SYS_BR3_PRELIM 0xFA400001
352 #define CONFIG_SYS_OR3_PRELIM 0xFFFF8910
353 #define CONFIG_SYS_BR4_PRELIM 0xFA000401
354 #define CONFIG_SYS_OR4_PRELIM 0xFFFE0970
358 * Memory Periodic Timer Prescaler
361 /* periodic timer for refresh */
362 #define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */
365 * Refresh clock Prescalar
367 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV16
370 * MAMR settings for SDRAM
373 /* 10 column SDRAM */
374 #define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
375 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A12 | \
376 MAMR_GPL_A4DIS | MAMR_RLFA_4X | MAMR_WLFA_3X | MAMR_TLFA_16X)
378 #endif /* __CONFIG_H */