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1/*
2 * (C) Copyright 2000
3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
5 *
6 * Configuation settings for the MBX8xx board.
7 *
8 * -----------------------------------------------------------------
1a459660 9 * SPDX-License-Identifier: GPL-2.0+
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10 */
11/*
12 * Changed 2002-10-01
13 * Added PCMCIA defines mostly taken from other U-Boot boards that
14 * have PCMCIA already working. If you find any bugs, incorrect assumptions
15 * feel free to fix them yourself and submit a patch.
16 * Rod Boyce <rod_boyce@stratexnet.com.
17 */
18/*
19 * board/config.h - configuration options, board specific
20 */
21
22#ifndef __CONFIG_H
23#define __CONFIG_H
24
25/*
26 * High Level Configuration Options
27 * (easy to change)
28 */
29
30#define CONFIG_MPC860 1 /* This is a MPC860 CPU */
31#define CONFIG_MBX 1 /* ...on an MBX module */
32
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33#define CONFIG_SYS_TEXT_BASE 0xfe000000
34
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35#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
36#undef CONFIG_8xx_CONS_SMC2
37#undef CONFIG_8xx_CONS_NONE
38#define CONFIG_BAUDRATE 9600
39/* Define this to use the PCI bus */
40#undef CONFIG_USE_PCI
41
42#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
43#define CONFIG_8xx_GCLK_FREQ (50000000UL)
44#if 1
45#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
46#else
47#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
48#endif
49#define CONFIG_BOOTCOMMAND "bootm 20000" /* autoboot command */
50
51#define CONFIG_BOOTARGS "root=/dev/nfs rw " \
52 "nfsroot=10.0.0.2:/opt/eldk/ppc_8xx " \
53 "nfsaddrs=10.0.0.99:10.0.0.2"
54
55#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 56#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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57
58#undef CONFIG_WATCHDOG /* watchdog disabled */
59
e2211743 60
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61/*
62 * BOOTP options
63 */
64#define CONFIG_BOOTP_BOOTFILESIZE
65#define CONFIG_BOOTP_BOOTPATH
66#define CONFIG_BOOTP_GATEWAY
67#define CONFIG_BOOTP_HOSTNAME
68
69
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70/*
71 * Command line configuration.
72 */
73#define CONFIG_CMD_NET
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74#define CONFIG_CMD_SDRAM
75#define CONFIG_CMD_PCMCIA
76#define CONFIG_CMD_IDE
e2211743 77
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78
79#define CONFIG_DOS_PARTITION
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80
81/*
82 * Miscellaneous configurable options
83 */
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84#define CONFIG_SYS_LONGHELP /* undef to save memory */
85#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
86#undef CONFIG_SYS_HUSH_PARSER /* Hush parse for U-Boot */
8353e139 87#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 88#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
e2211743 89#else
6d0f6bcf 90#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
e2211743 91#endif
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92#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
93#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
94#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
e2211743 95
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96#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
97#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
e2211743 98
6d0f6bcf 99#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
e2211743 100
6d0f6bcf 101#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
e2211743 102
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103/*
104 * Low Level Configuration Settings
105 * (address mappings, register initial values, etc.)
106 * You should know what you are doing if you make changes here.
107 */
108
109/*-----------------------------------------------------------------------
110 * Physical memory map as defined by the MBX PGM
111 */
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112#define CONFIG_SYS_IMMR 0xFA200000 /* Internal Memory Mapped Register*/
113#define CONFIG_SYS_NVRAM_BASE 0xFA000000 /* NVRAM */
114#define CONFIG_SYS_NVRAM_OR 0xffe00000 /* w/o speed dependent flags!! */
115#define CONFIG_SYS_CSR_BASE 0xFA100000 /* Control/Status Registers */
116#define CONFIG_SYS_PCIMEM_BASE 0x80000000 /* PCI I/O and Memory Spaces */
117#define CONFIG_SYS_PCIMEM_OR 0xA0000108
118#define CONFIG_SYS_PCIBRIDGE_BASE 0xFA210000 /* PCI-Bus Bridge Registers */
119#define CONFIG_SYS_PCIBRIDGE_OR 0xFFFF0108
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120
121/*-----------------------------------------------------------------------
122 * Definitions for initial stack pointer and data area (in DPRAM)
123 */
6d0f6bcf 124#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
553f0982 125#define CONFIG_SYS_INIT_RAM_SIZE 0x2f00 /* Size of used area in DPRAM */
25ddd1fb 126#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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127#define CONFIG_SYS_INIT_VPD_SIZE 256 /* size in bytes reserved for vpd buffer */
128#define CONFIG_SYS_INIT_VPD_OFFSET (CONFIG_SYS_GBL_DATA_OFFSET - CONFIG_SYS_INIT_VPD_SIZE)
129#define CONFIG_SYS_INIT_SP_OFFSET (CONFIG_SYS_INIT_VPD_OFFSET-8)
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130
131/*-----------------------------------------------------------------------
132 * Offset in DPMEM where we keep the VPD data
133 */
6d0f6bcf 134#define CONFIG_SYS_DPRAMVPD (CONFIG_SYS_INIT_VPD_OFFSET - 0x2000)
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135
136/*-----------------------------------------------------------------------
137 * Start addresses for the final memory configuration
138 * (Set up by the startup code)
6d0f6bcf 139 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
e2211743 140 */
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141#define CONFIG_SYS_SDRAM_BASE 0x00000000
142#define CONFIG_SYS_FLASH_BASE 0xfe000000
e2211743 143#ifdef DEBUG
6d0f6bcf 144#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
e2211743 145#else
6d0f6bcf 146#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
e2211743 147#endif
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148#undef CONFIG_SYS_MONITOR_BASE /* 0x200000 to run U-Boot from RAM */
149#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
150#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
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151
152/*
153 * For booting Linux, the board info and command line data
154 * have to be in the first 8 MB of memory, since this is
155 * the maximum mapped by the Linux kernel during initialization.
156 */
6d0f6bcf 157#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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158
159/*-----------------------------------------------------------------------
160 * FLASH organization
161 */
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162#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
163#define CONFIG_SYS_MAX_FLASH_SECT 16 /* max number of sectors on one chip */
e2211743 164
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165#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
166#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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167
168/*-----------------------------------------------------------------------
169 * NVRAM Configuration
170 *
171 * Note: the MBX is special because there is already a firmware on this
172 * board: EPPC-Bug from Motorola. To avoid collisions in NVRAM Usage, we
173 * access the NVRAM at the offset 0x1000.
174 */
9314cee6 175#define CONFIG_ENV_IS_IN_NVRAM 1 /* turn on NVRAM env feature */
6d0f6bcf 176#define CONFIG_ENV_ADDR (CONFIG_SYS_NVRAM_BASE + 0x1000)
0e8d1586 177#define CONFIG_ENV_SIZE 0x1000
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178
179/*-----------------------------------------------------------------------
180 * Cache Configuration
181 */
6d0f6bcf 182#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
8353e139 183#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 184#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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185#endif
186
187/*-----------------------------------------------------------------------
188 * SYPCR - System Protection Control 11-9
189 * SYPCR can only be written once after reset!
190 *-----------------------------------------------------------------------
191 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
192 */
193#if defined(CONFIG_WATCHDOG)
6d0f6bcf 194#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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195 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
196#else
6d0f6bcf 197#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF)
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198#endif
199
200/*-----------------------------------------------------------------------
201 * SIUMCR - SIU Module Configuration 11-6
202 *-----------------------------------------------------------------------
203 * PCMCIA config., multi-function pin tri-state
204 */
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205/* #define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC10 | SIUMCR_SEME) */
206#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DPC | SIUMCR_MLRC11 | SIUMCR_SEME | SIUMCR_BSC )
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207
208/*-----------------------------------------------------------------------
209 * TBSCR - Time Base Status and Control 11-26
210 *-----------------------------------------------------------------------
211 * Clear Reference Interrupt Status, Timebase freezing enabled
212 */
6d0f6bcf 213#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
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214
215/*-----------------------------------------------------------------------
216 * PISCR - Periodic Interrupt Status and Control 11-31
217 *-----------------------------------------------------------------------
218 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
219 */
6d0f6bcf 220#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF | PISCR_PTE)
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221
222/*-----------------------------------------------------------------------
223 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
224 *-----------------------------------------------------------------------
225 * Reset PLL lock status sticky bit, timer expired status bit and timer
226 * interrupt status bit - leave PLL multiplication factor unchanged !
227 */
6d0f6bcf 228#define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
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229
230/*-----------------------------------------------------------------------
231 * SCCR - System Clock and reset Control Register 15-27
232 *-----------------------------------------------------------------------
233 * Set clock output, timebase and RTC source and divider,
234 * power management and some other internal clocks
235 */
236#define SCCR_MASK (SCCR_RTDIV | SCCR_RTSEL)
6d0f6bcf 237#define CONFIG_SYS_SCCR SCCR_TBS
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238
239/*-----------------------------------------------------------------------
240 * PCMCIA stuff
241 *-----------------------------------------------------------------------
242 *
243 */
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244#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
245#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
246#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
247#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
248#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
249#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
250#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
251#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
e2211743 252
6d0f6bcf 253#define CONFIG_SYS_PCMCIA_INTERRUPT SIU_LEVEL6
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254
255#define CONFIG_PCMCIA_SLOT_A 1
256
257
258/*-----------------------------------------------------------------------
259 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
260 *-----------------------------------------------------------------------
261 */
262
8d1165e1 263#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
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264#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
265
266#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
267#undef CONFIG_IDE_LED /* LED for ide not supported */
268#undef CONFIG_IDE_RESET /* reset for ide not supported */
269
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270#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
271#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
e2211743 272
6d0f6bcf 273#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
e2211743 274
6d0f6bcf 275#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
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276
277/* Offset for data I/O */
6d0f6bcf 278#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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279
280/* Offset for normal register accesses */
6d0f6bcf 281#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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282
283/* Offset for alternate registers */
6d0f6bcf 284#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
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285
286/*-----------------------------------------------------------------------
287 * Debug Entry Mode
288 *-----------------------------------------------------------------------
289 *
290 */
6d0f6bcf 291#define CONFIG_SYS_DER 0
e2211743 292
e2211743 293#endif /* __CONFIG_H */