ARM: zynq: Enable option to overwrite default variables
[platform/kernel/u-boot.git] / include / configs / mpc5121ads.h
1 /*
2  * (C) Copyright 2007-2009 DENX Software Engineering
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6
7 /*
8  * MPC5121ADS board configuration file
9  */
10
11 #ifndef __CONFIG_H
12 #define __CONFIG_H
13
14 #define CONFIG_MPC5121ADS 1
15 #define CONFIG_DISPLAY_BOARDINFO
16
17 /*
18  * Memory map for the MPC5121ADS board:
19  *
20  * 0x0000_0000 - 0x0FFF_FFFF    DDR RAM (256 MB)
21  * 0x3000_0000 - 0x3001_FFFF    SRAM (128 KB)
22  * 0x8000_0000 - 0x803F_FFFF    IMMR (4 MB)
23  * 0x8200_0000 - 0x8200_001F    CPLD (32 B)
24  * 0x8400_0000 - 0x82FF_FFFF    PCI I/O space (16 MB)
25  * 0xA000_0000 - 0xAFFF_FFFF    PCI memory space (256 MB)
26  * 0xB000_0000 - 0xBFFF_FFFF    PCI memory mapped I/O space (256 MB)
27  * 0xFC00_0000 - 0xFFFF_FFFF    NOR Boot FLASH (64 MB)
28  */
29
30 /*
31  * High Level Configuration Options
32  */
33 #define CONFIG_E300             1       /* E300 Family */
34
35 #define CONFIG_SYS_TEXT_BASE    0xFFF00000
36
37 /* video */
38 #ifdef CONFIG_FSL_DIU_FB
39 #define CONFIG_SYS_DIU_ADDR     (CONFIG_SYS_IMMR + 0x2100)
40 #define CONFIG_VIDEO
41 #define CONFIG_CMD_BMP
42 #define CONFIG_CFB_CONSOLE
43 #define CONFIG_VIDEO_SW_CURSOR
44 #define CONFIG_VGA_AS_SINGLE_DEVICE
45 #define CONFIG_VIDEO_LOGO
46 #define CONFIG_VIDEO_BMP_LOGO
47 #endif
48
49 /* CONFIG_PCI is defined at config time */
50
51 #ifdef CONFIG_MPC5121ADS_REV2
52 #define CONFIG_SYS_MPC512X_CLKIN        66000000        /* in Hz */
53 #else
54 #define CONFIG_SYS_MPC512X_CLKIN        33333333        /* in Hz */
55 #define CONFIG_PCI
56 #endif
57
58 #define CONFIG_BOARD_EARLY_INIT_F               /* call board_early_init_f() */
59 #define CONFIG_MISC_INIT_R
60
61 #define CONFIG_SYS_IMMR         0x80000000
62
63 #define CONFIG_SYS_MEMTEST_START        0x00200000      /* memtest region */
64 #define CONFIG_SYS_MEMTEST_END          0x00400000
65
66 /*
67  * DDR Setup - manually set all parameters as there's no SPD etc.
68  */
69 #ifdef CONFIG_MPC5121ADS_REV2
70 #define CONFIG_SYS_DDR_SIZE             256             /* MB */
71 #else
72 #define CONFIG_SYS_DDR_SIZE             512             /* MB */
73 #endif
74 #define CONFIG_SYS_DDR_BASE             0x00000000      /* DDR is system memory*/
75 #define CONFIG_SYS_SDRAM_BASE           CONFIG_SYS_DDR_BASE
76 #define CONFIG_SYS_MAX_RAM_SIZE         0x20000000
77
78 #define CONFIG_SYS_IOCTRL_MUX_DDR       0x00000036
79
80 /* DDR Controller Configuration
81  *
82  * SYS_CFG:
83  *      [31:31] MDDRC Soft Reset:       Diabled
84  *      [30:30] DRAM CKE pin:           Enabled
85  *      [29:29] DRAM CLK:               Enabled
86  *      [28:28] Command Mode:           Enabled (For initialization only)
87  *      [27:25] DRAM Row Select:        dram_row[15:0] = magenta_address[25:10]
88  *      [24:21] DRAM Bank Select:       dram_bank[1:0] = magenta_address[11:10]
89  *      [20:19] Read Test:              DON'T USE
90  *      [18:18] Self Refresh:           Enabled
91  *      [17:17] 16bit Mode:             Disabled
92  *      [16:13] Ready Delay:            2
93  *      [12:12] Half DQS Delay:         Disabled
94  *      [11:11] Quarter DQS Delay:      Disabled
95  *      [10:08] Write Delay:            2
96  *      [07:07] Early ODT:              Disabled
97  *      [06:06] On DIE Termination:     Disabled
98  *      [05:05] FIFO Overflow Clear:    DON'T USE here
99  *      [04:04] FIFO Underflow Clear:   DON'T USE here
100  *      [03:03] FIFO Overflow Pending:  DON'T USE here
101  *      [02:02] FIFO Underlfow Pending: DON'T USE here
102  *      [01:01] FIFO Overlfow Enabled:  Enabled
103  *      [00:00] FIFO Underflow Enabled: Enabled
104  * TIME_CFG0
105  *      [31:16] DRAM Refresh Time:      0 CSB clocks
106  *      [15:8]  DRAM Command Time:      0 CSB clocks
107  *      [07:00] DRAM Precharge Time:    0 CSB clocks
108  * TIME_CFG1
109  *      [31:26] DRAM tRFC:
110  *      [25:21] DRAM tWR1:
111  *      [20:17] DRAM tWRT1:
112  *      [16:11] DRAM tDRR:
113  *      [10:05] DRAM tRC:
114  *      [04:00] DRAM tRAS:
115  * TIME_CFG2
116  *      [31:28] DRAM tRCD:
117  *      [27:23] DRAM tFAW:
118  *      [22:19] DRAM tRTW1:
119  *      [18:15] DRAM tCCD:
120  *      [14:10] DRAM tRTP:
121  *      [09:05] DRAM tRP:
122  *      [04:00] DRAM tRPA
123  */
124 #ifdef CONFIG_MPC5121ADS_REV2
125 #define CONFIG_SYS_MDDRC_SYS_CFG        0xE8604A00
126 #define CONFIG_SYS_MDDRC_TIME_CFG1      0x54EC1168
127 #define CONFIG_SYS_MDDRC_TIME_CFG2      0x35210864
128 #else
129 #define CONFIG_SYS_MDDRC_SYS_CFG        0xEA804A00
130 #define CONFIG_SYS_MDDRC_TIME_CFG1      0x68EC1168
131 #define CONFIG_SYS_MDDRC_TIME_CFG2      0x34310864
132 #endif
133 #define CONFIG_SYS_MDDRC_TIME_CFG0      0x06183D2E
134
135 #define CONFIG_SYS_MDDRC_SYS_CFG_ELPIDA         0xEA802B00
136 #define CONFIG_SYS_MDDRC_TIME_CFG1_ELPIDA       0x690e1189
137 #define CONFIG_SYS_MDDRC_TIME_CFG2_ELPIDA       0x35310864
138
139 #define CONFIG_SYS_DDRCMD_NOP           0x01380000
140 #define CONFIG_SYS_DDRCMD_PCHG_ALL      0x01100400
141 #define CONFIG_SYS_DDRCMD_EM2           0x01020000
142 #define CONFIG_SYS_DDRCMD_EM3           0x01030000
143 #define CONFIG_SYS_DDRCMD_EN_DLL        0x01010000
144 #define CONFIG_SYS_DDRCMD_RFSH          0x01080000
145
146 #define DDRCMD_EMR_OCD(pr, ohm) ( \
147         (1 << 24)          | /* MDDRC Command Request   */ \
148         (1 << 16)          | /* MODE Reg BA[2:0]        */ \
149         (0 << 12)          | /* Outputs 0=Enabled       */ \
150         (0 << 11)          | /* RDQS                    */ \
151         (1 << 10)          | /* DQS#                    */ \
152         (pr <<  7)         | /* OCD prog 7=deflt,0=exit */ \
153                     /* ODT Rtt[1:0] 0=0,1=75,2=150,3=50 */ \
154         ((ohm & 0x2) <<  5)| /* Rtt1                    */ \
155         (0 <<  3)          | /* additive posted CAS#    */ \
156         ((ohm & 0x1) <<  2)| /* Rtt0                    */ \
157         (0 <<  0)          | /* Output Drive Strength   */ \
158         (0 <<  0))           /* DLL Enable 0=Normal     */
159
160 #define CONFIG_SYS_DDRCMD_OCD_DEFAULT   DDRCMD_EMR_OCD(7, 0)
161 #define CONFIG_SYS_ELPIDA_OCD_EXIT      DDRCMD_EMR_OCD(0, 0)
162
163 #define DDRCMD_MODE_REG(cas, wr) ( \
164         (1 << 24)    | /* MDDRC Command Request                 */ \
165         (0 << 16)    | /* MODE Reg BA[2:0]                      */ \
166         ((wr-1) << 9)| /* Write Recovery                        */ \
167         (cas << 4)   | /* CAS                                   */ \
168         (0 << 3)     | /* Burst Type:0=Sequential,1=Interleaved */ \
169         (2 << 0))      /* 4 or 8 Burst Length:0x2=4 0x3=8       */
170
171 #define CONFIG_SYS_MICRON_INIT_DEV_OP   DDRCMD_MODE_REG(3, 3)
172 #define CONFIG_SYS_ELPIDA_INIT_DEV_OP   DDRCMD_MODE_REG(4, 4)
173 #define CONFIG_SYS_ELPIDA_RES_DLL       (DDRCMD_MODE_REG(4, 4) | (1 << 8))
174
175 /* DDR Priority Manager Configuration */
176 #define CONFIG_SYS_MDDRCGRP_PM_CFG1     0x00077777
177 #define CONFIG_SYS_MDDRCGRP_PM_CFG2     0x00000000
178 #define CONFIG_SYS_MDDRCGRP_HIPRIO_CFG  0x00000001
179 #define CONFIG_SYS_MDDRCGRP_LUT0_MU     0xFFEEDDCC
180 #define CONFIG_SYS_MDDRCGRP_LUT0_ML     0xBBAAAAAA
181 #define CONFIG_SYS_MDDRCGRP_LUT1_MU     0x66666666
182 #define CONFIG_SYS_MDDRCGRP_LUT1_ML     0x55555555
183 #define CONFIG_SYS_MDDRCGRP_LUT2_MU     0x44444444
184 #define CONFIG_SYS_MDDRCGRP_LUT2_ML     0x44444444
185 #define CONFIG_SYS_MDDRCGRP_LUT3_MU     0x55555555
186 #define CONFIG_SYS_MDDRCGRP_LUT3_ML     0x55555558
187 #define CONFIG_SYS_MDDRCGRP_LUT4_MU     0x11111111
188 #define CONFIG_SYS_MDDRCGRP_LUT4_ML     0x11111122
189 #define CONFIG_SYS_MDDRCGRP_LUT0_AU     0xaaaaaaaa
190 #define CONFIG_SYS_MDDRCGRP_LUT0_AL     0xaaaaaaaa
191 #define CONFIG_SYS_MDDRCGRP_LUT1_AU     0x66666666
192 #define CONFIG_SYS_MDDRCGRP_LUT1_AL     0x66666666
193 #define CONFIG_SYS_MDDRCGRP_LUT2_AU     0x11111111
194 #define CONFIG_SYS_MDDRCGRP_LUT2_AL     0x11111111
195 #define CONFIG_SYS_MDDRCGRP_LUT3_AU     0x11111111
196 #define CONFIG_SYS_MDDRCGRP_LUT3_AL     0x11111111
197 #define CONFIG_SYS_MDDRCGRP_LUT4_AU     0x11111111
198 #define CONFIG_SYS_MDDRCGRP_LUT4_AL     0x11111111
199
200 /*
201  * NOR FLASH on the Local Bus
202  */
203 #undef CONFIG_BKUP_FLASH
204 #define CONFIG_SYS_FLASH_CFI                            /* use the Common Flash Interface */
205 #define CONFIG_FLASH_CFI_DRIVER                 /* use the CFI driver */
206 #ifdef CONFIG_BKUP_FLASH
207 #define CONFIG_SYS_FLASH_BASE           0xFF800000      /* start of FLASH   */
208 #define CONFIG_SYS_FLASH_SIZE           0x00800000      /* max flash size in bytes */
209 #else
210 #define CONFIG_SYS_FLASH_BASE           0xFC000000      /* start of FLASH   */
211 #define CONFIG_SYS_FLASH_SIZE           0x04000000      /* max flash size in bytes */
212 #endif
213 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
214 #define CONFIG_SYS_MAX_FLASH_BANKS      1               /* number of banks */
215 #define CONFIG_SYS_FLASH_BANKS_LIST     {CONFIG_SYS_FLASH_BASE}
216 #define CONFIG_SYS_MAX_FLASH_SECT       256             /* max sectors per device */
217
218 #undef CONFIG_SYS_FLASH_CHECKSUM
219
220 /*
221  * NAND FLASH
222  * drivers/mtd/nand/mpc5121_nfc.c (rev 2 silicon only)
223  */
224 #define CONFIG_CMD_NAND                                 /* enable NAND support */
225 #define CONFIG_JFFS2_NAND                               /* with JFFS2 on it */
226 #define CONFIG_NAND_MPC5121_NFC
227 #define CONFIG_SYS_NAND_BASE            0x40000000
228
229 #define CONFIG_SYS_MAX_NAND_DEVICE      2
230 #define CONFIG_SYS_NAND_SELECT_DEVICE   /* driver supports mutipl. chips */
231
232 /*
233  * Configuration parameters for MPC5121 NAND driver
234  */
235 #define CONFIG_FSL_NFC_WIDTH 1
236 #define CONFIG_FSL_NFC_WRITE_SIZE 2048
237 #define CONFIG_FSL_NFC_SPARE_SIZE 64
238 #define CONFIG_FSL_NFC_CHIPS CONFIG_SYS_MAX_NAND_DEVICE
239
240 /*
241  * CPLD registers area is really only 32 bytes in size, but the smallest possible LP
242  * window is 64KB
243  */
244 #define CONFIG_SYS_CPLD_BASE            0x82000000
245 #define CONFIG_SYS_CPLD_SIZE            0x00010000      /* 64 KB */
246 #define CONFIG_SYS_CS2_START            CONFIG_SYS_CPLD_BASE
247 #define CONFIG_SYS_CS2_SIZE             CONFIG_SYS_CPLD_SIZE
248
249 #define CONFIG_SYS_SRAM_BASE            0x30000000
250 #define CONFIG_SYS_SRAM_SIZE            0x00020000      /* 128 KB */
251
252 #define CONFIG_SYS_CS0_CFG              0x05059310      /* ALE active low, data size 4bytes */
253 #define CONFIG_SYS_CS2_CFG              0x05059010      /* ALE active low, data size 1byte */
254 #define CONFIG_SYS_CS_ALETIMING 0x00000005      /* Use alternative CS timing for CS0 and CS2 */
255
256 /* Use SRAM for initial stack */
257 #define CONFIG_SYS_INIT_RAM_ADDR        CONFIG_SYS_SRAM_BASE            /* Initial RAM address */
258 #define CONFIG_SYS_INIT_RAM_SIZE        CONFIG_SYS_SRAM_SIZE            /* Size of used area in RAM */
259
260 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
261 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
262
263 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE            /* Start of monitor */
264 #define CONFIG_SYS_MONITOR_LEN          (512 * 1024)            /* Reserve 512 kB for Mon */
265 #ifdef  CONFIG_FSL_DIU_FB
266 #define CONFIG_SYS_MALLOC_LEN           (6 * 1024 * 1024)       /* Reserved for malloc */
267 #else
268 #define CONFIG_SYS_MALLOC_LEN           (512 * 1024)
269 #endif
270
271 /*
272  * Serial Port
273  */
274 #define CONFIG_CONS_INDEX     1
275
276 /*
277  * Serial console configuration
278  */
279 #define CONFIG_PSC_CONSOLE      3       /* console is on PSC3 */
280 #define CONFIG_SYS_PSC3
281 #if CONFIG_PSC_CONSOLE != 3
282 #error CONFIG_PSC_CONSOLE must be 3
283 #endif
284 #define CONFIG_BAUDRATE         115200  /* ... at 115200 bps */
285 #define CONFIG_SYS_BAUDRATE_TABLE  \
286         {300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
287
288 #define CONSOLE_FIFO_TX_SIZE    FIFOC_PSC3_TX_SIZE
289 #define CONSOLE_FIFO_TX_ADDR    FIFOC_PSC3_TX_ADDR
290 #define CONSOLE_FIFO_RX_SIZE    FIFOC_PSC3_RX_SIZE
291 #define CONSOLE_FIFO_RX_ADDR    FIFOC_PSC3_RX_ADDR
292
293 #define CONFIG_CMDLINE_EDITING  1       /* add command line history     */
294 /* Use the HUSH parser */
295 #define CONFIG_SYS_HUSH_PARSER
296 #ifdef  CONFIG_SYS_HUSH_PARSER
297 #endif
298
299 /*
300  * Clocks in use
301  */
302 #define SCCR1_CLOCKS_EN (CLOCK_SCCR1_CFG_EN |                           \
303                          CLOCK_SCCR1_DDR_EN |                           \
304                          CLOCK_SCCR1_FEC_EN |                           \
305                          CLOCK_SCCR1_LPC_EN |                           \
306                          CLOCK_SCCR1_NFC_EN |                           \
307                          CLOCK_SCCR1_PATA_EN |                          \
308                          CLOCK_SCCR1_PCI_EN |                           \
309                          CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) |       \
310                          CLOCK_SCCR1_PSCFIFO_EN |                       \
311                          CLOCK_SCCR1_TPR_EN)
312
313 #define SCCR2_CLOCKS_EN (CLOCK_SCCR2_DIU_EN |           \
314                          CLOCK_SCCR2_I2C_EN |           \
315                          CLOCK_SCCR2_MEM_EN |           \
316                          CLOCK_SCCR2_SPDIF_EN |         \
317                          CLOCK_SCCR2_USB1_EN |          \
318                          CLOCK_SCCR2_USB2_EN)
319
320 /*
321  * PCI
322  */
323 #ifdef CONFIG_PCI
324 #define CONFIG_PCI_INDIRECT_BRIDGE
325
326 /*
327  * General PCI
328  */
329 #define CONFIG_SYS_PCI_MEM_BASE 0xA0000000
330 #define CONFIG_SYS_PCI_MEM_PHYS CONFIG_SYS_PCI_MEM_BASE
331 #define CONFIG_SYS_PCI_MEM_SIZE 0x10000000      /* 256M */
332 #define CONFIG_SYS_PCI_MMIO_BASE        (CONFIG_SYS_PCI_MEM_BASE + CONFIG_SYS_PCI_MEM_SIZE)
333 #define CONFIG_SYS_PCI_MMIO_PHYS        CONFIG_SYS_PCI_MMIO_BASE
334 #define CONFIG_SYS_PCI_MMIO_SIZE        0x10000000      /* 256M */
335 #define CONFIG_SYS_PCI_IO_BASE          0x00000000
336 #define CONFIG_SYS_PCI_IO_PHYS          0x84000000
337 #define CONFIG_SYS_PCI_IO_SIZE          0x01000000      /* 16M */
338
339
340 #define CONFIG_PCI_PNP                  /* do pci plug-and-play */
341
342 #define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup */
343
344 #endif
345
346 /* I2C */
347 #define CONFIG_HARD_I2C                 /* I2C with hardware support */
348 #define CONFIG_I2C_MULTI_BUS
349 #define CONFIG_SYS_I2C_SPEED            100000  /* I2C speed and slave address */
350 #define CONFIG_SYS_I2C_SLAVE            0x7F
351 #if 0
352 #define CONFIG_SYS_I2C_NOPROBES {{0,0x69}}      /* Don't probe these addrs */
353 #endif
354
355 /*
356  * IIM - IC Identification Module
357  */
358 #undef CONFIG_FSL_IIM
359
360 /*
361  * EEPROM configuration
362  */
363 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN          2       /* 16-bit EEPROM address */
364 #define CONFIG_SYS_I2C_EEPROM_ADDR              0x50    /* Atmel: AT24C32A-10TQ-2.7 */
365 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS   10      /* 10ms of delay */
366 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS       5       /* 32-Byte Page Write Mode */
367
368 /*
369  * Ethernet configuration
370  */
371 #define CONFIG_MPC512x_FEC      1
372 #define CONFIG_PHY_ADDR         0x1
373 #define CONFIG_MII              1       /* MII PHY management           */
374 #define CONFIG_FEC_AN_TIMEOUT   1
375 #define CONFIG_HAS_ETH0
376
377 /*
378  * Configure on-board RTC
379  */
380 #define CONFIG_RTC_M41T62                       /* use M41T62 rtc via i2 */
381 #define CONFIG_SYS_I2C_RTC_ADDR         0x68    /* at address 0x68              */
382
383 /*
384  * USB  Support
385  */
386 #define CONFIG_CMD_USB
387
388 #if defined(CONFIG_CMD_USB)
389 #define CONFIG_USB_EHCI                         /* Enable EHCI Support  */
390 #define CONFIG_USB_EHCI_FSL                     /* On a FSL platform    */
391 #define CONFIG_EHCI_MMIO_BIG_ENDIAN             /* With big-endian regs */
392 #define CONFIG_EHCI_DESC_BIG_ENDIAN
393 #define CONFIG_EHCI_IS_TDI
394 #define CONFIG_USB_STORAGE
395 #endif
396
397 /*
398  * Environment
399  */
400 #define CONFIG_ENV_IS_IN_FLASH  1
401 /* This has to be a multiple of the Flash sector size */
402 #define CONFIG_ENV_ADDR         (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
403 #define CONFIG_ENV_SIZE         0x2000
404 #ifdef CONFIG_BKUP_FLASH
405 #define CONFIG_ENV_SECT_SIZE    0x20000 /* one sector (256K) for env */
406 #else
407 #define CONFIG_ENV_SECT_SIZE    0x40000 /* one sector (256K) for env */
408 #endif
409
410 /* Address and size of Redundant Environment Sector     */
411 #define CONFIG_ENV_ADDR_REDUND  (CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
412 #define CONFIG_ENV_SIZE_REDUND  (CONFIG_ENV_SIZE)
413
414 #define CONFIG_LOADS_ECHO       1       /* echo on for serial download */
415 #define CONFIG_SYS_LOADS_BAUD_CHANGE    1       /* allow baudrate change */
416
417 #define CONFIG_CMD_ASKENV
418 #define CONFIG_CMD_DATE
419 #define CONFIG_CMD_DHCP
420 #define CONFIG_CMD_EEPROM
421 #define CONFIG_CMD_EXT2
422 #define CONFIG_CMD_I2C
423 #define CONFIG_CMD_IDE
424 #define CONFIG_CMD_JFFS2
425 #define CONFIG_CMD_MII
426 #define CONFIG_CMD_PING
427 #define CONFIG_CMD_REGINFO
428
429 #undef CONFIG_CMD_FUSE
430
431 #if defined(CONFIG_PCI)
432 #define CONFIG_CMD_PCI
433 #endif
434
435 /*
436  * Dynamic MTD partition support
437  */
438 #define CONFIG_CMD_MTDPARTS
439 #define CONFIG_MTD_DEVICE               /* needed for mtdparts commands */
440 #define CONFIG_FLASH_CFI_MTD
441 #define MTDIDS_DEFAULT          "nor0=fc000000.flash,nand0=mpc5121.nand"
442
443 /*
444  * NOR flash layout:
445  *
446  * FC000000 - FEABFFFF 42.75 MiB        User Data
447  * FEAC0000 - FFABFFFF  16 MiB          Root File System
448  * FFAC0000 - FFEBFFFF   4 MiB          Linux Kernel
449  * FFEC0000 - FFEFFFFF 256 KiB          Device Tree
450  * FFF00000 - FFFFFFFF   1 MiB          U-Boot (up to 512 KiB) and 2 x * env
451  *
452  * NAND flash layout: one big partition
453  */
454 #define MTDPARTS_DEFAULT        "mtdparts=fc000000.flash:43776k(user)," \
455                                                 "16m(rootfs),"          \
456                                                 "4m(kernel),"           \
457                                                 "256k(dtb),"            \
458                                                 "1m(u-boot);"           \
459                                         "mpc5121.nand:-(data)"
460
461
462 #if defined(CONFIG_CMD_IDE) || defined(CONFIG_CMD_EXT2) || defined(CONFIG_CMD_USB)
463
464 #define CONFIG_DOS_PARTITION
465 #define CONFIG_MAC_PARTITION
466 #define CONFIG_ISO_PARTITION
467
468 #define CONFIG_CMD_FAT
469 #define CONFIG_SUPPORT_VFAT
470
471 #endif /* defined(CONFIG_CMD_IDE) */
472
473 /*
474  * Watchdog timeout = CONFIG_SYS_WATCHDOG_VALUE * 65536 / IPS clock.
475  * For example, when IPS is set to 66MHz and CONFIG_SYS_WATCHDOG_VALUE is set
476  * to 0xFFFF, watchdog timeouts after about 64s. For details refer
477  * to chapter 36 of the MPC5121e Reference Manual.
478  */
479 /* #define CONFIG_WATCHDOG */           /* enable watchdog */
480 #define CONFIG_SYS_WATCHDOG_VALUE 0xFFFF
481
482  /*
483  * Miscellaneous configurable options
484  */
485 #define CONFIG_SYS_LONGHELP                     /* undef to save memory */
486 #define CONFIG_SYS_LOAD_ADDR    0x2000000       /* default load address */
487
488 #ifdef CONFIG_CMD_KGDB
489         #define CONFIG_SYS_CBSIZE       1024    /* Console I/O Buffer Size */
490 #else
491         #define CONFIG_SYS_CBSIZE       256     /* Console I/O Buffer Size */
492 #endif
493
494
495 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print Buffer Size */
496 #define CONFIG_SYS_MAXARGS      16              /* max number of command args */
497 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size */
498
499 /*
500  * For booting Linux, the board info and command line data
501  * have to be in the first 256 MB of memory, since this is
502  * the maximum mapped by the Linux kernel during initialization.
503  */
504 #define CONFIG_SYS_BOOTMAPSZ    (256 << 20)     /* Initial Memory map for Linux*/
505
506 /* Cache Configuration */
507 #define CONFIG_SYS_DCACHE_SIZE          32768
508 #define CONFIG_SYS_CACHELINE_SIZE       32
509 #ifdef CONFIG_CMD_KGDB
510 #define CONFIG_SYS_CACHELINE_SHIFT      5       /*log base 2 of the above value*/
511 #endif
512
513 #define CONFIG_SYS_HID0_INIT    0x000000000
514 #define CONFIG_SYS_HID0_FINAL   (HID0_ENABLE_MACHINE_CHECK | HID0_ICE)
515 #define CONFIG_SYS_HID2 HID2_HBE
516
517 #define CONFIG_HIGH_BATS        1       /* High BATs supported */
518
519 #ifdef CONFIG_CMD_KGDB
520 #define CONFIG_KGDB_BAUDRATE    230400  /* speed of kgdb serial port */
521 #endif
522
523 /*
524  * Environment Configuration
525  */
526 #define CONFIG_TIMESTAMP
527
528 #define CONFIG_HOSTNAME         mpc5121ads
529 #define CONFIG_BOOTFILE         "mpc5121ads/uImage"
530 #define CONFIG_ROOTPATH         "/opt/eldk/ppc_6xx"
531
532 #define CONFIG_LOADADDR         400000  /* default location for tftp and bootm */
533
534 #define CONFIG_BOOTDELAY        5       /* -1 disables auto-boot */
535 #undef  CONFIG_BOOTARGS                 /* the boot command will set bootargs */
536
537 #define CONFIG_BAUDRATE         115200
538
539 #define CONFIG_PREBOOT  "echo;" \
540         "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
541         "echo"
542
543 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
544         "u-boot_addr_r=200000\0"                                        \
545         "kernel_addr_r=600000\0"                                        \
546         "fdt_addr_r=880000\0"                                           \
547         "ramdisk_addr_r=900000\0"                                       \
548         "u-boot_addr=FFF00000\0"                                        \
549         "kernel_addr=FFAC0000\0"                                        \
550         "fdt_addr=FFEC0000\0"                                           \
551         "ramdisk_addr=FEAC0000\0"                                       \
552         "ramdiskfile=mpc5121ads/uRamdisk\0"                             \
553         "u-boot=mpc5121ads/u-boot.bin\0"                                \
554         "bootfile=mpc5121ads/uImage\0"                                  \
555         "fdtfile=mpc5121ads/mpc5121ads.dtb\0"                           \
556         "rootpath=/opt/eldk/ppc_6xx\n"                                  \
557         "netdev=eth0\0"                                                 \
558         "consdev=ttyPSC0\0"                                             \
559         "nfsargs=setenv bootargs root=/dev/nfs rw "                     \
560                 "nfsroot=${serverip}:${rootpath}\0"                     \
561         "ramargs=setenv bootargs root=/dev/ram rw\0"                    \
562         "addip=setenv bootargs ${bootargs} "                            \
563                 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"      \
564                 ":${hostname}:${netdev}:off panic=1\0"                  \
565         "addtty=setenv bootargs ${bootargs} "                           \
566                 "console=${consdev},${baudrate}\0"                      \
567         "flash_nfs=run nfsargs addip addtty;"                           \
568                 "bootm ${kernel_addr} - ${fdt_addr}\0"                  \
569         "flash_self=run ramargs addip addtty;"                          \
570                 "bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"    \
571         "net_nfs=tftp ${kernel_addr_r} ${bootfile};"                    \
572                 "tftp ${fdt_addr_r} ${fdtfile};"                        \
573                 "run nfsargs addip addtty;"                             \
574                 "bootm ${kernel_addr_r} - ${fdt_addr_r}\0"              \
575         "net_self=tftp ${kernel_addr_r} ${bootfile};"                   \
576                 "tftp ${ramdisk_addr_r} ${ramdiskfile};"                \
577                 "tftp ${fdt_addr_r} ${fdtfile};"                        \
578                 "run ramargs addip addtty;"                             \
579                 "bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0"\
580         "load=tftp ${u-boot_addr_r} ${u-boot}\0"                        \
581         "update=protect off ${u-boot_addr} +${filesize};"               \
582                 "era ${u-boot_addr} +${filesize};"                      \
583                 "cp.b ${u-boot_addr_r} ${u-boot_addr} ${filesize}\0"    \
584         "upd=run load update\0"                                         \
585         ""
586
587 #define CONFIG_BOOTCOMMAND      "run flash_self"
588
589 #define CONFIG_OF_SUPPORT_OLD_DEVICE_TREES      1
590
591 #define OF_CPU                  "PowerPC,5121@0"
592 #define OF_SOC_COMPAT           "fsl,mpc5121-immr"
593 #define OF_TBCLK                (bd->bi_busfreq / 4)
594 #define OF_STDOUT_PATH          "/soc@80000000/serial@11300"
595
596 /*-----------------------------------------------------------------------
597  * IDE/ATA stuff
598  *-----------------------------------------------------------------------
599  */
600
601 #undef  CONFIG_IDE_8xx_PCCARD           /* Use IDE with PC Card Adapter */
602 #undef  CONFIG_IDE_8xx_DIRECT           /* Direct IDE    not supported  */
603 #undef  CONFIG_IDE_LED                  /* LED   for IDE not supported  */
604
605 #define CONFIG_IDE_RESET                /* reset for IDE supported      */
606 #define CONFIG_IDE_PREINIT
607
608 #define CONFIG_SYS_IDE_MAXBUS           1       /* max. 1 IDE bus               */
609 #define CONFIG_SYS_IDE_MAXDEVICE        2       /* max. 1 drive per IDE bus     */
610
611 #define CONFIG_SYS_ATA_IDE0_OFFSET      0x0000
612 #define CONFIG_SYS_ATA_BASE_ADDR        get_pata_base()
613
614 /* Offset for data I/O                  RefMan MPC5121EE Table 28-10    */
615 #define CONFIG_SYS_ATA_DATA_OFFSET      (0x00A0)
616
617 /* Offset for normal register accesses  */
618 #define CONFIG_SYS_ATA_REG_OFFSET       (CONFIG_SYS_ATA_DATA_OFFSET)
619
620 /* Offset for alternate registers       RefMan MPC5121EE Table 28-23    */
621 #define CONFIG_SYS_ATA_ALT_OFFSET       (0x00D8)
622
623 /* Interval between registers   */
624 #define CONFIG_SYS_ATA_STRIDE           4
625
626 #define ATA_BASE_ADDR                   get_pata_base()
627
628 /*
629  * Control register bit definitions
630  */
631 #define FSL_ATA_CTRL_FIFO_RST_B         0x80000000
632 #define FSL_ATA_CTRL_ATA_RST_B          0x40000000
633 #define FSL_ATA_CTRL_FIFO_TX_EN         0x20000000
634 #define FSL_ATA_CTRL_FIFO_RCV_EN        0x10000000
635 #define FSL_ATA_CTRL_DMA_PENDING        0x08000000
636 #define FSL_ATA_CTRL_DMA_ULTRA          0x04000000
637 #define FSL_ATA_CTRL_DMA_WRITE          0x02000000
638 #define FSL_ATA_CTRL_IORDY_EN           0x01000000
639
640 #endif  /* __CONFIG_H */