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