mx6qsabrelite: add i2c multi-bus support
[platform/kernel/u-boot.git] / include / configs / eb_cpux9k2.h
1 /*
2  * (C) Copyright 2008-2009
3  * BuS Elektronik GmbH & Co. KG <www.bus-elektronik.de>
4  * Jens Scharsig <esw@bus-elektronik.de>
5  *
6  * Configuation settings for the EB+CPUx9K2 board.
7  *
8  * See file CREDITS for list of people who contributed to this
9  * project.
10  *
11  * This program is free software; you can redistribute it and/or
12  * modify it under the terms of the GNU General Public License as
13  * published by the Free Software Foundation; either version 2 of
14  * the License, or (at your option) any later version.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program; if not, write to the Free Software
23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24  * MA 02111-1307 USA
25  */
26
27 #ifndef _CONFIG_EB_CPUx9K2_H_
28 #define _CONFIG_EB_CPUx9K2_H_
29
30 /*--------------------------------------------------------------------------*/
31
32 #define CONFIG_AT91RM9200               /* It's an Atmel AT91RM9200 SoC */
33 #define CONFIG_EB_CPUX9K2               /* on an EP+CPUX9K2 Board       */
34 #define USE_920T_MMU
35
36 #define CONFIG_VERSION_VARIABLE
37 #define CONFIG_IDENT_STRING     " on EB+CPUx9K2"
38
39 #include <asm/hardware.h>       /* needed for port definitions */
40
41 #define CONFIG_MISC_INIT_R
42 #define CONFIG_BOARD_EARLY_INIT_F
43
44 #define MACH_TYPE_EB_CPUX9K2            1977
45 #define CONFIG_MACH_TYPE                MACH_TYPE_EB_CPUX9K2
46 /*--------------------------------------------------------------------------*/
47 #define CONFIG_SYS_TEXT_BASE            0x00000000
48 #define CONFIG_SYS_LOAD_ADDR            0x21000000  /* default load address */
49
50 #define CONFIG_SYS_BOOT_SIZE            0x00 /* 0 KBytes */
51 #define CONFIG_SYS_U_BOOT_BASE          PHYS_FLASH_1
52 #define CONFIG_SYS_U_BOOT_SIZE          0x60000 /* 384 KBytes */
53
54
55 #define CONFIG_BOOT_RETRY_TIME          30
56 #define CONFIG_CMDLINE_EDITING
57
58 #define CONFIG_SYS_PROMPT       "U-Boot> "      /* Monitor Command Prompt */
59 #define CONFIG_SYS_CBSIZE       512             /* Console I/O Buffer Size */
60 #define CONFIG_SYS_MAXARGS      32              /* max number of command args */
61 #define CONFIG_SYS_PBSIZE       \
62         (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
63
64 #define CONFIG_STACKSIZE        (32*1024)       /* regular stack */
65
66 /*
67  * ARM asynchronous clock
68  */
69
70 #define AT91C_MAIN_CLOCK        179404800       /* from 12.288 MHz * 73 / 5 */
71 #define AT91C_MASTER_CLOCK      (AT91C_MAIN_CLOCK / 3)
72 #define CONFIG_SYS_HZ           1000
73 #define CONFIG_SYS_HZ_CLOCK     (AT91C_MASTER_CLOCK / 2)
74
75 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock */
76
77 #define CONFIG_CMDLINE_TAG              1
78 #define CONFIG_SETUP_MEMORY_TAGS        1
79 #define CONFIG_INITRD_TAG               1
80
81 #define CONFIG_SYS_USE_MAIN_OSCILLATOR  1
82 /* flash */
83 #define CONFIG_SYS_EBI_CFGR_VAL         0x00000000
84 #define CONFIG_SYS_SMC_CSR0_VAL         0x00003284 /* 16bit, 2 TDF, 4 WS */
85
86 /* clocks */
87 #define CONFIG_SYS_PLLAR_VAL            0x20483E05 /* 179.4048 MHz for PCK */
88 #define CONFIG_SYS_PLLBR_VAL            0x104C3E0A /* 47.3088 MHz (for USB) */
89 #define CONFIG_SYS_MCKR_VAL             0x00000202 /* PCK/3 = MCK Clock */
90
91 /*
92  * Size of malloc() pool
93  */
94
95 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + 520*1024)
96
97 /*
98  * sdram
99  */
100
101 #define CONFIG_NR_DRAM_BANKS            1
102
103 #define CONFIG_SYS_SDRAM_BASE           0x20000000
104 #define CONFIG_SYS_SDRAM_SIZE           0x04000000  /* 64 megs */
105 #define CONFIG_SYS_INIT_SP_ADDR         0x00204000  /* use internal SRAM */
106
107 #define CONFIG_SYS_MEMTEST_START        CONFIG_SYS_SDRAM_BASE
108 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START + \
109                                         CONFIG_SYS_SDRAM_SIZE - 0x00400000 - \
110                                         CONFIG_SYS_MALLOC_LEN)
111
112 #define CONFIG_SYS_PIOC_ASR_VAL         0xFFFF0000 /* PIOC as D16/D31 */
113 #define CONFIG_SYS_PIOC_BSR_VAL         0x00000000
114 #define CONFIG_SYS_PIOC_PDR_VAL         0xFFFF0000
115 #define CONFIG_SYS_EBI_CSA_VAL          0x00000002 /* CS1=SDRAM */
116 #define CONFIG_SYS_SDRC_CR_VAL          0x2188c159 /* set up the SDRAM */
117 #define CONFIG_SYS_SDRAM                0x20000000 /* address of the SDRAM */
118 #define CONFIG_SYS_SDRAM1               0x20000080 /* address of the SDRAM */
119 #define CONFIG_SYS_SDRAM_VAL            0x00000000 /* value written to SDRAM */
120 #define CONFIG_SYS_SDRC_MR_VAL          0x00000002 /* Precharge All */
121 #define CONFIG_SYS_SDRC_MR_VAL1         0x00000004 /* refresh */
122 #define CONFIG_SYS_SDRC_MR_VAL2         0x00000003 /* Load Mode Register */
123 #define CONFIG_SYS_SDRC_MR_VAL3         0x00000000 /* Normal Mode */
124 #define CONFIG_SYS_SDRC_TR_VAL          0x000002E0 /* Write refresh rate */
125
126 /*
127  * Command line configuration
128  */
129
130 #include <config_cmd_default.h>
131
132 #define CONFIG_CMD_BMP
133 #define CONFIG_CMD_DATE
134 #define CONFIG_CMD_DHCP
135 #define CONFIG_CMD_I2C
136 #define CONFIG_CMD_JFFS2
137 #define CONFIG_CMD_MII
138 #define CONFIG_CMD_NAND
139 #define CONFIG_CMD_PING
140 #define CONFIG_I2C_CMD_NO_FLAT
141 #define CONFIG_I2C_CMD_TREE
142 #define CONFIG_CMD_USB
143 #define CONFIG_CMD_FAT
144
145 #define CONFIG_SYS_LONGHELP
146
147 /*
148  * Filesystems
149  */
150
151 #define CONFIG_JFFS2_NAND               1
152
153 #ifndef CONFIG_JFFS2_CMDLINE
154 #define CONFIG_JFFS2_DEV                "nand0"
155 #define CONFIG_JFFS2_PART_OFFSET        0
156 #define CONFIG_JFFS2_PART_SIZE          0xFFFFFFFF
157 #else
158 #define MTDIDS_DEFAULT          "nor0=0,nand0=1"
159 #define MTDPARTS_DEFAULT        "mtdparts="                             \
160                                         "0:"                            \
161                                         "384k(U-Boot),"                 \
162                                         "128k(Env),"                    \
163                                         "128k(Splash),"                 \
164                                         "4M(Kernel),"                   \
165                                         "-(FS)"                         \
166                                         ";"                             \
167                                         "1:"                            \
168                                         "-(jffs2)"
169 #endif /* CONFIG_JFFS2_CMDLINE */
170
171 /*
172  * Hardware drivers
173  */
174 #define CONFIG_USB_ATMEL
175 #define CONFIG_USB_OHCI_NEW
176 #define CONFIG_AT91C_PQFP_UHPBUG
177 #define CONFIG_USB_STORAGE
178 #define CONFIG_DOS_PARTITION
179 #define CONFIG_ISO_PARTITION
180 #define CONFIG_EFI_PARTITION
181
182 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS      1
183 #define CONFIG_SYS_USB_OHCI_CPU_INIT
184 #define CONFIG_SYS_USB_OHCI_REGS_BASE           0x00300000
185 #define CONFIG_SYS_USB_OHCI_SLOT_NAME           "at91rm9200"
186
187 /*
188  * UART/CONSOLE
189  */
190
191 #define CONFIG_BAUDRATE 115200
192 #define CONFIG_ATMEL_USART
193 #define CONFIG_USART_BASE       ATMEL_BASE_DBGU
194 #define CONFIG_USART_ID         0/* ignored in arm */
195
196 /*
197  * network
198  */
199
200 #define CONFIG_NET_RETRY_COUNT          10
201 #define CONFIG_RESET_PHY_R              1
202
203 #define CONFIG_DRIVER_AT91EMAC          1
204 #define CONFIG_DRIVER_AT91EMAC_QUIET    1
205 #define CONFIG_SYS_RX_ETH_BUFFER        8
206 #define CONFIG_MII                      1
207
208 /*
209  * BOOTP options
210  */
211 #define CONFIG_BOOTP_BOOTFILESIZE
212 #define CONFIG_BOOTP_BOOTPATH
213 #define CONFIG_BOOTP_GATEWAY
214 #define CONFIG_BOOTP_HOSTNAME
215
216 /*
217  * I2C-Bus
218  */
219
220 #define CONFIG_SYS_I2C_SPEED            50000
221 #define CONFIG_SYS_I2C_SLAVE            0               /* not used */
222
223 #ifndef CONFIG_HARD_I2C
224 #define CONFIG_SOFT_I2C
225
226 /* Software  I2C driver configuration */
227
228 #define AT91_PIN_SDA                    (1<<25)         /* AT91C_PIO_PA25 */
229 #define AT91_PIN_SCL                    (1<<26)         /* AT91C_PIO_PA26 */
230
231 #define CONFIG_SYS_I2C_INIT_BOARD
232
233 #define I2C_INIT        i2c_init_board();
234 #define I2C_ACTIVE      writel(ATMEL_PMX_AA_TWD, &pio->pioa.mddr);
235 #define I2C_TRISTATE    writel(ATMEL_PMX_AA_TWD, &pio->pioa.mder);
236 #define I2C_READ        ((readl(&pio->pioa.pdsr) & ATMEL_PMX_AA_TWD) != 0)
237 #define I2C_SDA(bit)                                            \
238         if (bit)                                                \
239                 writel(ATMEL_PMX_AA_TWD, &pio->pioa.sodr);      \
240         else                                                    \
241                 writel(ATMEL_PMX_AA_TWD, &pio->pioa.codr);
242 #define I2C_SCL(bit)                                            \
243         if (bit)                                                \
244                 writel(ATMEL_PMX_AA_TWCK, &pio->pioa.sodr);     \
245         else                                                    \
246                 writel(ATMEL_PMX_AA_TWCK, &pio->pioa.codr);
247
248 #define I2C_DELAY       udelay(2500000/CONFIG_SYS_I2C_SPEED)
249
250 #endif  /* CONFIG_HARD_I2C */
251
252 /* I2C-RTC */
253
254 #ifdef CONFIG_CMD_DATE
255 #define CONFIG_RTC_DS1338
256 #define CONFIG_SYS_I2C_RTC_ADDR 0x68
257 #endif
258
259 /* EEPROM */
260
261 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
262 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50
263
264 /* FLASH organization */
265
266 /*  NOR-FLASH */
267 #define CONFIG_FLASH_SHOW_PROGRESS      45
268
269 #define CONFIG_FLASH_CFI_DRIVER 1
270
271 #define PHYS_FLASH_1                    0x10000000
272 #define PHYS_FLASH_SIZE                 0x01000000  /* 16 megs main flash */
273 #define CONFIG_SYS_FLASH_CFI            1
274 #define CONFIG_SYS_FLASH_CFI_WIDTH      FLASH_CFI_16BIT
275
276 #define CONFIG_SYS_FLASH_PROTECTION     1
277 #define CONFIG_SYS_FLASH_BASE           PHYS_FLASH_1
278 #define CONFIG_SYS_MAX_FLASH_BANKS      1
279 #define CONFIG_SYS_MAX_FLASH_SECT       512
280 #define CONFIG_SYS_FLASH_ERASE_TOUT     6000
281 #define CONFIG_SYS_FLASH_WRITE_TOUT     2000
282
283 /* NAND */
284
285 #define CONFIG_SYS_MAX_NAND_DEVICE      1
286 #define CONFIG_SYS_NAND_BASE            0x40000000
287 #define CONFIG_SYS_NAND_DBW_8           1
288
289 /* Status LED's */
290
291 #define CONFIG_STATUS_LED               1
292 #define CONFIG_BOARD_SPECIFIC_LED       1
293
294 #define STATUS_LED_BOOT                 1
295 #define STATUS_LED_ACTIVE               0
296
297 #define STATUS_LED_BIT                  1       /* AT91C_PIO_PD0 green LED */
298 #define STATUS_LED_PERIOD               (CONFIG_SYS_HZ / 2)
299 #define STATUS_LED_STATE                STATUS_LED_OFF          /* BLINKING */
300 #define STATUS_LED_BIT1                 2       /* AT91C_PIO_PD1  red LED */
301 #define STATUS_LED_STATE1               STATUS_LED_ON           /* BLINKING */
302 #define STATUS_LED_PERIOD1              (CONFIG_SYS_HZ / 4)
303
304 #define CONFIG_VIDEO                    1
305
306 /* Options */
307
308 #ifdef CONFIG_VIDEO
309
310 #define CONFIG_VIDEO_VCXK                       1
311
312 #define CONFIG_SPLASH_SCREEN                    1
313
314 #define CONFIG_SYS_VCXK_DEFAULT_LINEALIGN       4
315 #define CONFIG_SYS_VCXK_BASE    0x30000000
316
317 #define CONFIG_SYS_VCXK_ACKNOWLEDGE_PIN         (1<<3)
318 #define CONFIG_SYS_VCXK_ACKNOWLEDGE_PORT        piob
319 #define CONFIG_SYS_VCXK_ACKNOWLEDGE_DDR         odr
320
321 #define CONFIG_SYS_VCXK_ENABLE_PIN              (1<<5)
322 #define CONFIG_SYS_VCXK_ENABLE_PORT             piob
323 #define CONFIG_SYS_VCXK_ENABLE_DDR              oer
324
325 #define CONFIG_SYS_VCXK_REQUEST_PIN             (1<<2)
326 #define CONFIG_SYS_VCXK_REQUEST_PORT            piob
327 #define CONFIG_SYS_VCXK_REQUEST_DDR             oer
328
329 #define CONFIG_SYS_VCXK_INVERT_PIN              (1<<4)
330 #define CONFIG_SYS_VCXK_INVERT_PORT             piob
331 #define CONFIG_SYS_VCXK_INVERT_DDR              oer
332
333 #define CONFIG_SYS_VCXK_RESET_PIN               (1<<6)
334 #define CONFIG_SYS_VCXK_RESET_PORT              piob
335 #define CONFIG_SYS_VCXK_RESET_DDR               oer
336
337 #endif  /* CONFIG_VIDEO */
338
339 /* Environment */
340
341 #define CONFIG_BOOTDELAY                5
342
343 #define CONFIG_ENV_IS_IN_FLASH          1
344 #define CONFIG_ENV_ADDR                 (PHYS_FLASH_1 + 0x60000)
345 #define CONFIG_ENV_SIZE                 0x20000 /* sectors are 128K here */
346
347 #define CONFIG_BAUDRATE                 115200
348
349 #define CONFIG_BOOTCOMMAND              "run nfsboot"
350
351 #define CONFIG_NFSBOOTCOMMAND                                           \
352                 "dhcp $(copy_addr) uImage_cpux9k2;"                     \
353                 "run bootargsdefaults;"                                 \
354                 "set bootargs $(bootargs) boot=nfs "                    \
355                 ";echo $(bootargs)"                                     \
356         ";bootm"
357
358 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
359         "displaywidth=256\0"                                            \
360         "displayheight=512\0"                                           \
361         "displaybsteps=1023\0"                                          \
362         "ubootaddr=10000000\0"                                          \
363         "splashimage=10080000\0"                                        \
364         "kerneladdr=100A0000\0"                                         \
365         "kernelsize=00400000\0"                                         \
366         "rootfsaddr=104A0000\0"                                         \
367         "copy_addr=21200000\0"                                          \
368         "rootfssize=00B60000\0"                                         \
369         "bootargsdefaults=set bootargs "                                \
370                 "console=ttyS0,115200 "                                 \
371                 "video=vcxk_fb:xres:${displaywidth},"                   \
372                         "yres:${displayheight},"                        \
373                         "bres:${displaybsteps} "                        \
374                 "mem=62M "                                              \
375                 "panic=10 "                                             \
376                 "uboot=\\\"${ver}\\\" "                                 \
377                 "\0"                                                    \
378         "update_kernel=protect off $(kerneladdr) +$(kernelsize);"       \
379                 "dhcp $(copy_addr) uImage_cpux9k2;"                     \
380                 "erase $(kerneladdr) +$(kernelsize);"                   \
381                 "cp.b $(fileaddr) $(kerneladdr) $(filesize);"           \
382                 "protect on $(kerneladdr) +$(kernelsize)"               \
383                 "\0"                                                    \
384         "update_root=protect off $(rootfsaddr) +$(rootfssize);"         \
385                 "dhcp $(copy_addr) rfs;"                                \
386                 "erase $(rootfsaddr) +$(rootfssize);"                   \
387                 "cp.b $(fileaddr) $(rootfsaddr) $(filesize);"           \
388                 "\0"                                                    \
389         "update_uboot=protect off 10000000 1005FFFF;"                   \
390                 "dhcp $(copy_addr) u-boot_eb_cpux9k2;"                  \
391                 "erase 10000000 1005FFFF;"                              \
392                 "cp.b $(fileaddr) $(ubootaddr) $(filesize);"            \
393                 "protect on 10000000 1005FFFF;reset\0"                  \
394         "update_splash=protect off $(splashimage) +20000;"              \
395                 "dhcp $(copy_addr) splash_eb_cpux9k2.bmp;"              \
396                 "erase $(splashimage) +20000;"                          \
397                 "cp.b $(fileaddr) 10080000 $(filesize);"                \
398                 "protect on $(splashimage) +20000;reset\0"              \
399         "emergency=run bootargsdefaults;"                               \
400                 "set bootargs $(bootargs) root=initramfs boot=emergency " \
401                 ";bootm $(kerneladdr)\0"                                \
402         "netemergency=run bootargsdefaults;"                            \
403                 "dhcp $(copy_addr) uImage_cpux9k2;"                     \
404                 "set bootargs $(bootargs) root=initramfs boot=emergency " \
405                 ";bootm $(copy_addr)\0"                                 \
406         "norboot=run bootargsdefaults;"                                 \
407                 "set bootargs $(bootargs) root=initramfs boot=local "   \
408                 ";bootm $(kerneladdr)\0"                                \
409         "nandboot=run bootargsdefaults;"                                \
410                 "set bootargs $(bootargs) root=initramfs boot=nand "    \
411                 ";bootm $(kerneladdr)\0"                                \
412         " "
413
414 /*--------------------------------------------------------------------------*/
415
416 #endif
417
418 /* EOF */