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Move CONFIG_OF_LIBFDT to Kconfig
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d4ca31c4 1/*
23c5d253 2 * (C) Copyright 2000-2014
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3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
3765b3e7 5 * SPDX-License-Identifier: GPL-2.0+
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6 */
7
8/*
9 * board/config.h - configuration options, board specific
10 */
11
12#ifndef __CONFIG_H
13#define __CONFIG_H
14
15/*
16 * High Level Configuration Options
17 * (easy to change)
18 */
19
20#define CONFIG_MPC866 1 /* This is a MPC866 CPU */
21#define CONFIG_TQM866M 1 /* ...on a TQM8xxM module */
23c5d253 22#define CONFIG_DISPLAY_BOARDINFO
d4ca31c4 23
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24#define CONFIG_SYS_TEXT_BASE 0x40000000
25
66ca92a5 26#define CONFIG_8xx_OSCLK 10000000 /* 10 MHz - PLL input clock */
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27#define CONFIG_SYS_8xx_CPUCLK_MIN 15000000 /* 15 MHz - CPU minimum clock */
28#define CONFIG_SYS_8xx_CPUCLK_MAX 133000000 /* 133 MHz - CPU maximum clock */
66ca92a5 29#define CONFIG_8xx_CPUCLK_DEFAULT 50000000 /* 50 MHz - CPU default clock */
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30 /* (it will be used if there is no */
31 /* 'cpuclk' variable with valid value) */
d4ca31c4 32
6d0f6bcf 33#undef CONFIG_SYS_MEASURE_CPUCLK /* Measure real cpu clock */
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34 /* (function measure_gclk() */
35 /* will be called) */
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36#ifdef CONFIG_SYS_MEASURE_CPUCLK
37#define CONFIG_SYS_8XX_XIN 10000000 /* measure_gclk() needs this */
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38#endif
39
c178d3da 40#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
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41#define CONFIG_SYS_SMC_RXBUFLEN 128
42#define CONFIG_SYS_MAXIDLE 10
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43#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
44
c178d3da 45#define CONFIG_BOOTCOUNT_LIMIT
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46
47#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
48
49#define CONFIG_BOARD_TYPES 1 /* support board types */
50
c178d3da 51#define CONFIG_PREBOOT "echo;" \
32bf3d14 52 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
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53 "echo"
54
55#undef CONFIG_BOOTARGS
56
c178d3da 57#define CONFIG_EXTRA_ENV_SETTINGS \
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58 "netdev=eth0\0" \
59 "nfsargs=setenv bootargs root=/dev/nfs rw " \
fe126d8b 60 "nfsroot=${serverip}:${rootpath}\0" \
d4ca31c4 61 "ramargs=setenv bootargs root=/dev/ram rw\0" \
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62 "addip=setenv bootargs ${bootargs} " \
63 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
64 ":${hostname}:${netdev}:off panic=1\0" \
d4ca31c4 65 "flash_nfs=run nfsargs addip;" \
fe126d8b 66 "bootm ${kernel_addr}\0" \
d4ca31c4 67 "flash_self=run ramargs addip;" \
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68 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
69 "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
d4ca31c4 70 "rootpath=/opt/eldk/ppc_8xx\0" \
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71 "hostname=TQM866M\0" \
72 "bootfile=TQM866M/uImage\0" \
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73 "fdt_addr=400C0000\0" \
74 "kernel_addr=40100000\0" \
eb6da805 75 "ramdisk_addr=40280000\0" \
29f8f58f 76 "u-boot=TQM866M/u-image.bin\0" \
9ef57bbe 77 "load=tftp 200000 ${u-boot}\0" \
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78 "update=prot off 40000000 +${filesize};" \
79 "era 40000000 +${filesize};" \
9ef57bbe 80 "cp.b 200000 40000000 ${filesize};" \
29f8f58f 81 "sete filesize;save\0" \
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82 ""
83#define CONFIG_BOOTCOMMAND "run flash_self"
84
85#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf 86#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
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87
88#undef CONFIG_WATCHDOG /* watchdog disabled */
89
c178d3da 90#define CONFIG_STATUS_LED 1 /* Status LED enabled */
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91
92#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
93
94/* enable I2C and select the hardware/software driver */
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95#define CONFIG_SYS_I2C
96#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
97#define CONFIG_SYS_I2C_SOFT_SPEED 93000 /* 93 kHz is supposed to work */
98#define CONFIG_SYS_I2C_SOFT_SLAVE 0xFE
d4ca31c4 99
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100/*
101 * Software (bit-bang) I2C driver configuration
102 */
103#define PB_SCL 0x00000020 /* PB 26 */
104#define PB_SDA 0x00000010 /* PB 27 */
105
106#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
107#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
108#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
109#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
110#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
c178d3da 111 else immr->im_cpm.cp_pbdat &= ~PB_SDA
d4ca31c4 112#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
c178d3da 113 else immr->im_cpm.cp_pbdat &= ~PB_SCL
d4ca31c4 114#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
d4ca31c4 115
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116#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM AT24C256 */
117#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* two byte address */
118#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
119#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
d4ca31c4 120
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121/*
122 * BOOTP options
123 */
124#define CONFIG_BOOTP_SUBNETMASK
125#define CONFIG_BOOTP_GATEWAY
126#define CONFIG_BOOTP_HOSTNAME
127#define CONFIG_BOOTP_BOOTPATH
128#define CONFIG_BOOTP_BOOTFILESIZE
129
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130
131#define CONFIG_MAC_PARTITION
132#define CONFIG_DOS_PARTITION
133
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134#undef CONFIG_RTC_MPC8xx /* MPC866 does not support RTC */
135
136#define CONFIG_TIMESTAMP /* but print image timestmps */
d4ca31c4 137
d4ca31c4 138
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139/*
140 * Command line configuration.
141 */
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142#define CONFIG_CMD_ASKENV
143#define CONFIG_CMD_DHCP
144#define CONFIG_CMD_EEPROM
9a63b7f4 145#define CONFIG_CMD_EXT2
2694690e 146#define CONFIG_CMD_IDE
29f8f58f 147#define CONFIG_CMD_JFFS2
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148#define CONFIG_CMD_SNTP
149
150
151#define CONFIG_NETCONSOLE
2694690e 152
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153
154/*
155 * Miscellaneous configurable options
156 */
6d0f6bcf 157#define CONFIG_SYS_LONGHELP /* undef to save memory */
d4ca31c4 158
2751a95a 159#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
6d0f6bcf 160#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
d4ca31c4 161
2694690e 162#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 163#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
d4ca31c4 164#else
6d0f6bcf 165#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
d4ca31c4 166#endif
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167#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
168#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
169#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
d4ca31c4 170
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171#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
172#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
d4ca31c4 173
6d0f6bcf 174#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
d4ca31c4 175
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176/*
177 * Low Level Configuration Settings
178 * (address mappings, register initial values, etc.)
179 * You should know what you are doing if you make changes here.
180 */
181/*-----------------------------------------------------------------------
182 * Internal Memory Mapped Register
183 */
6d0f6bcf 184#define CONFIG_SYS_IMMR 0xFFF00000
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185
186/*-----------------------------------------------------------------------
187 * Definitions for initial stack pointer and data area (in DPRAM)
188 */
6d0f6bcf 189#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
553f0982 190#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
25ddd1fb 191#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
6d0f6bcf 192#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
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193
194/*-----------------------------------------------------------------------
195 * Start addresses for the final memory configuration
196 * (Set up by the startup code)
6d0f6bcf 197 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
d4ca31c4 198 */
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199#define CONFIG_SYS_SDRAM_BASE 0x00000000
200#define CONFIG_SYS_FLASH_BASE 0x40000000
201#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
202#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
203#define CONFIG_SYS_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */
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204
205/*
206 * For booting Linux, the board info and command line data
207 * have to be in the first 8 MB of memory, since this is
208 * the maximum mapped by the Linux kernel during initialization.
209 */
6d0f6bcf 210#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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211
212/*-----------------------------------------------------------------------
213 * FLASH organization
214 */
e318d9e9 215/* use CFI flash driver */
6d0f6bcf 216#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
00b1883a 217#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
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218#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
219#define CONFIG_SYS_FLASH_EMPTY_INFO
220#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
221#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
222#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
d4ca31c4 223
5a1aceb0 224#define CONFIG_ENV_IS_IN_FLASH 1
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225#define CONFIG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
226#define CONFIG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */
227#define CONFIG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */
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228
229/* Address and size of Redundant Environment Sector */
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230#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SECT_SIZE)
231#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
d4ca31c4 232
6d0f6bcf 233#define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
67c31036 234
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235#define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
236
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237/*-----------------------------------------------------------------------
238 * Dynamic MTD partition support
239 */
68d7d651 240#define CONFIG_CMD_MTDPARTS
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241#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
242#define CONFIG_FLASH_CFI_MTD
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243#define MTDIDS_DEFAULT "nor0=TQM8xxM-0"
244
245#define MTDPARTS_DEFAULT "mtdparts=TQM8xxM-0:512k(u-boot)," \
246 "128k(dtb)," \
247 "1920k(kernel)," \
248 "5632(rootfs)," \
cd82919e 249 "4m(data)"
29f8f58f 250
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251/*-----------------------------------------------------------------------
252 * Hardware Information Block
253 */
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254#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
255#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
256#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
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257
258/*-----------------------------------------------------------------------
259 * Cache Configuration
260 */
6d0f6bcf 261#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
2694690e 262#if defined(CONFIG_CMD_KGDB)
6d0f6bcf 263#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
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264#endif
265
266/*-----------------------------------------------------------------------
267 * SYPCR - System Protection Control 11-9
268 * SYPCR can only be written once after reset!
269 *-----------------------------------------------------------------------
270 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
271 */
272#if defined(CONFIG_WATCHDOG)
6d0f6bcf 273#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
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274 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
275#else
6d0f6bcf 276#define CONFIG_SYS_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
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277#endif
278
279/*-----------------------------------------------------------------------
280 * SIUMCR - SIU Module Configuration 11-6
281 *-----------------------------------------------------------------------
282 * PCMCIA config., multi-function pin tri-state
283 */
c178d3da 284#ifndef CONFIG_CAN_DRIVER
6d0f6bcf 285#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
d4ca31c4 286#else /* we must activate GPL5 in the SIUMCR for CAN */
6d0f6bcf 287#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
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288#endif /* CONFIG_CAN_DRIVER */
289
290/*-----------------------------------------------------------------------
291 * TBSCR - Time Base Status and Control 11-26
292 *-----------------------------------------------------------------------
293 * Clear Reference Interrupt Status, Timebase freezing enabled
294 */
6d0f6bcf 295#define CONFIG_SYS_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
d4ca31c4 296
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297/*-----------------------------------------------------------------------
298 * PISCR - Periodic Interrupt Status and Control 11-31
299 *-----------------------------------------------------------------------
300 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
301 */
6d0f6bcf 302#define CONFIG_SYS_PISCR (PISCR_PS | PISCR_PITF)
d4ca31c4 303
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304/*-----------------------------------------------------------------------
305 * SCCR - System Clock and reset Control Register 15-27
306 *-----------------------------------------------------------------------
307 * Set clock output, timebase and RTC source and divider,
308 * power management and some other internal clocks
309 */
310#define SCCR_MASK SCCR_EBDF11
6d0f6bcf 311#define CONFIG_SYS_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
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312 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
313 SCCR_DFALCD00)
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314
315/*-----------------------------------------------------------------------
316 * PCMCIA stuff
317 *-----------------------------------------------------------------------
318 *
319 */
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320#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
321#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
322#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
323#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
324#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
325#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
326#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
327#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
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328
329/*-----------------------------------------------------------------------
330 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
331 *-----------------------------------------------------------------------
332 */
333
8d1165e1 334#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
c178d3da 335#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
d4ca31c4 336
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337#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
338#undef CONFIG_IDE_LED /* LED for ide not supported */
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339#undef CONFIG_IDE_RESET /* reset for ide not supported */
340
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341#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
342#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
d4ca31c4 343
6d0f6bcf 344#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
d4ca31c4 345
6d0f6bcf 346#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
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347
348/* Offset for data I/O */
6d0f6bcf 349#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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350
351/* Offset for normal register accesses */
6d0f6bcf 352#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
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353
354/* Offset for alternate registers */
6d0f6bcf 355#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
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356
357/*-----------------------------------------------------------------------
358 *
359 *-----------------------------------------------------------------------
360 *
361 */
6d0f6bcf 362#define CONFIG_SYS_DER 0
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363
364/*
365 * Init Memory Controller:
366 *
367 * BR0/1 and OR0/1 (FLASH)
368 */
369
370#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
371#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
372
373/* used to re-map FLASH both when starting from SRAM or FLASH:
374 * restrict access enough to keep SRAM working (if any)
375 * but not too much to meddle with FLASH accesses
376 */
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377#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
378#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
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379
380/*
c178d3da 381 * FLASH timing: Default value of OR0 after reset
d4ca31c4 382 */
6d0f6bcf 383#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_MSK | OR_BI | \
c178d3da 384 OR_SCY_15_CLK | OR_TRLX)
d4ca31c4 385
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386#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
387#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)
388#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
d4ca31c4 389
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390#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
391#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
392#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
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393
394/*
395 * BR2/3 and OR2/3 (SDRAM)
396 *
397 */
398#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
399#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
c178d3da 400#define SDRAM_MAX_SIZE (256 << 20) /* max 256 MB per bank */
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401
402/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
6d0f6bcf 403#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
d4ca31c4 404
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405#define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
406#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
d4ca31c4 407
c178d3da 408#ifndef CONFIG_CAN_DRIVER
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409#define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
410#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
d4ca31c4 411#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
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412#define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
413#define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
414#define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
415#define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
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416 BR_PS_8 | BR_MS_UPMB | BR_V )
417#endif /* CONFIG_CAN_DRIVER */
418
c178d3da 419/*
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420 * 4096 Rows from SDRAM example configuration
421 * 1000 factor s -> ms
422 * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration
423 * 4 Number of refresh cycles per period
424 * 64 Refresh cycle in ms per number of rows
425 */
6d0f6bcf 426#define CONFIG_SYS_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64))
c178d3da 427
d4ca31c4 428/*
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429 * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad)
430 *
431 * CPUclock(MHz) * 31.2
6d0f6bcf 432 * CONFIG_SYS_MAMR_PTA = ----------------------------------- with DFBRG = 0
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433 * 2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16
434 *
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435 * CPU clock = 15 MHz: CONFIG_SYS_MAMR_PTA = 29 -> 4 * 7.73 us
436 * CPU clock = 50 MHz: CONFIG_SYS_MAMR_PTA = 97 -> 4 * 7.76 us
437 * CPU clock = 66 MHz: CONFIG_SYS_MAMR_PTA = 128 -> 4 * 7.75 us
438 * CPU clock = 133 MHz: CONFIG_SYS_MAMR_PTA = 255 -> 4 * 7.67 us
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439 *
440 * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will
441 * be met also in the default configuration, i.e. if environment variable
442 * 'cpuclk' is not set.
d4ca31c4 443 */
6d0f6bcf 444#define CONFIG_SYS_MAMR_PTA 97
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445
446/*
d43e489b 447 * Memory Periodic Timer Prescaler Register (MPTPR) values.
d4ca31c4 448 */
d43e489b 449/* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 450#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16
d43e489b 451/* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */
6d0f6bcf 452#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8
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453
454/*
455 * MAMR settings for SDRAM
456 */
457
458/* 8 column SDRAM */
6d0f6bcf 459#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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460 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
461 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
462/* 9 column SDRAM */
6d0f6bcf 463#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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464 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
465 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
c178d3da 466/* 10 column SDRAM */
6d0f6bcf 467#define CONFIG_SYS_MAMR_10COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
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468 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9 | \
469 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
d4ca31c4 470
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471#define CONFIG_SCC1_ENET
472#define CONFIG_FEC_ENET
48690d80 473#define CONFIG_ETHPRIME "SCC"
d4ca31c4 474
7026ead0 475/* pass open firmware flat tree */
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476#define CONFIG_OF_BOARD_SETUP 1
477#define CONFIG_HWCONFIG 1
478
d4ca31c4 479#endif /* __CONFIG_H */