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1 /*
2  * (C) Copyright 2011
3  * CompuLab, Ltd.
4  * Mike Rapoport <mike@compulab.co.il>
5  * Igor Grinberg <grinberg@compulab.co.il>
6  *
7  * Based on omap3_beagle.h
8  * (C) Copyright 2006-2008
9  * Texas Instruments.
10  * Richard Woodruff <r-woodruff2@ti.com>
11  * Syed Mohammed Khasim <x0khasim@ti.com>
12  *
13  * Configuration settings for the CompuLab CM-T35 and CM-T3730 boards
14  *
15  * See file CREDITS for list of people who contributed to this
16  * project.
17  *
18  * This program is free software; you can redistribute it and/or
19  * modify it under the terms of the GNU General Public License as
20  * published by the Free Software Foundation; either version 2 of
21  * the License, or (at your option) any later version.
22  *
23  * This program is distributed in the hope that it will be useful,
24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
26  * GNU General Public License for more details.
27  *
28  * You should have received a copy of the GNU General Public License
29  * along with this program; if not, write to the Free Software
30  * Foundation, Inc.
31  */
32
33 #ifndef __CONFIG_H
34 #define __CONFIG_H
35
36 /*
37  * High Level Configuration Options
38  */
39 #define CONFIG_OMAP             1       /* in a TI OMAP core */
40 #define CONFIG_OMAP34XX         1       /* which is a 34XX */
41 #define CONFIG_OMAP3430         1       /* which is in a 3430 */
42 #define CONFIG_CM_T3X           1       /* working with CM-T35 and CM-T3730 */
43
44 #define CONFIG_SYS_TEXT_BASE    0x80008000
45
46 #define CONFIG_SDRC     /* The chip has SDRC controller */
47
48 #include <asm/arch/cpu.h>               /* get chip and board defs */
49 #include <asm/arch/omap3.h>
50
51 /*
52  * Display CPU and Board information
53  */
54 #define CONFIG_DISPLAY_CPUINFO          1
55 #define CONFIG_DISPLAY_BOARDINFO        1
56
57 /* Clock Defines */
58 #define V_OSCK                  26000000        /* Clock output from T2 */
59 #define V_SCLK                  (V_OSCK >> 1)
60
61 #undef CONFIG_USE_IRQ                           /* no support for IRQs */
62 #define CONFIG_MISC_INIT_R
63
64 #define CONFIG_OF_LIBFDT                1
65 /*
66  * The early kernel mapping on ARM currently only maps from the base of DRAM
67  * to the end of the kernel image.  The kernel is loaded at DRAM base + 0x8000.
68  * The early kernel pagetable uses DRAM base + 0x4000 to DRAM base + 0x8000,
69  * so that leaves DRAM base to DRAM base + 0x4000 available.
70  */
71 #define CONFIG_SYS_BOOTMAPSZ            0x4000
72
73 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
74 #define CONFIG_SETUP_MEMORY_TAGS        1
75 #define CONFIG_INITRD_TAG               1
76 #define CONFIG_REVISION_TAG             1
77
78 /*
79  * Size of malloc() pool
80  */
81 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB */
82                                                 /* Sector */
83 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + (128 << 10))
84
85 /*
86  * Hardware drivers
87  */
88
89 /*
90  * NS16550 Configuration
91  */
92 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
93
94 #define CONFIG_SYS_NS16550
95 #define CONFIG_SYS_NS16550_SERIAL
96 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
97 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
98
99 /*
100  * select serial console configuration
101  */
102 #define CONFIG_CONS_INDEX               3
103 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
104 #define CONFIG_SERIAL3                  3       /* UART3 */
105
106 /* allow to overwrite serial and ethaddr */
107 #define CONFIG_ENV_OVERWRITE
108 #define CONFIG_BAUDRATE                 115200
109 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
110                                         115200}
111 #define CONFIG_GENERIC_MMC              1
112 #define CONFIG_MMC                      1
113 #define CONFIG_OMAP_HSMMC               1
114 #define CONFIG_DOS_PARTITION            1
115
116 /* DDR - I use Micron DDR */
117 #define CONFIG_OMAP3_MICRON_DDR         1
118
119 /* USB */
120 #define CONFIG_MUSB_UDC                 1
121 #define CONFIG_USB_OMAP3                1
122 #define CONFIG_TWL4030_USB              1
123
124 /* USB device configuration */
125 #define CONFIG_USB_DEVICE               1
126 #define CONFIG_USB_TTY                  1
127 #define CONFIG_SYS_CONSOLE_IS_IN_ENV    1
128
129 /* commands to include */
130 #include <config_cmd_default.h>
131
132 #define CONFIG_CMD_CACHE
133 #define CONFIG_CMD_EXT2         /* EXT2 Support                 */
134 #define CONFIG_CMD_FAT          /* FAT support                  */
135 #define CONFIG_CMD_JFFS2        /* JFFS2 Support                */
136 #define CONFIG_CMD_MTDPARTS     /* Enable MTD parts commands */
137 #define CONFIG_MTD_DEVICE       /* needed for mtdparts commands */
138 #define MTDIDS_DEFAULT                  "nand0=nand"
139 #define MTDPARTS_DEFAULT                "mtdparts=nand:512k(x-loader),"\
140                                         "1920k(u-boot),128k(u-boot-env),"\
141                                         "4m(kernel),-(fs)"
142
143 #define CONFIG_CMD_I2C          /* I2C serial bus support       */
144 #define CONFIG_CMD_MMC          /* MMC support                  */
145 #define CONFIG_CMD_NAND         /* NAND support                 */
146 #define CONFIG_CMD_DHCP
147 #define CONFIG_CMD_PING
148
149 #undef CONFIG_CMD_FLASH         /* flinfo, erase, protect       */
150 #undef CONFIG_CMD_FPGA          /* FPGA configuration Support   */
151 #undef CONFIG_CMD_IMLS          /* List all found images        */
152
153 #define CONFIG_SYS_NO_FLASH
154 #define CONFIG_HARD_I2C                 1
155 #define CONFIG_SYS_I2C_SPEED            100000
156 #define CONFIG_SYS_I2C_SLAVE            1
157 #define CONFIG_SYS_I2C_BUS              0
158 #define CONFIG_SYS_I2C_BUS_SELECT       1
159 #define CONFIG_DRIVER_OMAP34XX_I2C      1
160
161 /*
162  * TWL4030
163  */
164 #define CONFIG_TWL4030_POWER            1
165 #define CONFIG_TWL4030_LED              1
166
167 /*
168  * Board NAND Info.
169  */
170 #define CONFIG_SYS_NAND_QUIET_TEST      1
171 #define CONFIG_NAND_OMAP_GPMC
172 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
173                                                         /* to access nand */
174 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
175                                                         /* to access nand at */
176                                                         /* CS0 */
177 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
178
179 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND */
180                                                         /* devices */
181 #define CONFIG_JFFS2_NAND
182 /* nand device jffs2 lives on */
183 #define CONFIG_JFFS2_DEV                "nand0"
184 /* start of jffs2 partition */
185 #define CONFIG_JFFS2_PART_OFFSET        0x680000
186 #define CONFIG_JFFS2_PART_SIZE          0xf980000       /* size of jffs2 */
187                                                         /* partition */
188
189 /* Environment information */
190 #define CONFIG_BOOTDELAY                10
191
192 #define CONFIG_EXTRA_ENV_SETTINGS \
193         "loadaddr=0x82000000\0" \
194         "usbtty=cdc_acm\0" \
195         "console=ttyS2,115200n8\0" \
196         "mpurate=500\0" \
197         "vram=12M\0" \
198         "dvimode=1024x768MR-16@60\0" \
199         "defaultdisplay=dvi\0" \
200         "mmcdev=0\0" \
201         "mmcroot=/dev/mmcblk0p2 rw\0" \
202         "mmcrootfstype=ext3 rootwait\0" \
203         "nandroot=/dev/mtdblock4 rw\0" \
204         "nandrootfstype=jffs2\0" \
205         "mmcargs=setenv bootargs console=${console} " \
206                 "mpurate=${mpurate} " \
207                 "vram=${vram} " \
208                 "omapfb.mode=dvi:${dvimode} " \
209                 "omapfb.debug=y " \
210                 "omapdss.def_disp=${defaultdisplay} " \
211                 "root=${mmcroot} " \
212                 "rootfstype=${mmcrootfstype}\0" \
213         "nandargs=setenv bootargs console=${console} " \
214                 "mpurate=${mpurate} " \
215                 "vram=${vram} " \
216                 "omapfb.mode=dvi:${dvimode} " \
217                 "omapfb.debug=y " \
218                 "omapdss.def_disp=${defaultdisplay} " \
219                 "root=${nandroot} " \
220                 "rootfstype=${nandrootfstype}\0" \
221         "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
222         "bootscript=echo Running bootscript from mmc ...; " \
223                 "source ${loadaddr}\0" \
224         "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
225         "mmcboot=echo Booting from mmc ...; " \
226                 "run mmcargs; " \
227                 "bootm ${loadaddr}\0" \
228         "nandboot=echo Booting from nand ...; " \
229                 "run nandargs; " \
230                 "nand read ${loadaddr} 280000 400000; " \
231                 "bootm ${loadaddr}\0" \
232
233 #define CONFIG_BOOTCOMMAND \
234         "if mmc rescan ${mmcdev}; then " \
235                 "if run loadbootscript; then " \
236                         "run bootscript; " \
237                 "else " \
238                         "if run loaduimage; then " \
239                                 "run mmcboot; " \
240                         "else run nandboot; " \
241                         "fi; " \
242                 "fi; " \
243         "else run nandboot; fi"
244
245 /*
246  * Miscellaneous configurable options
247  */
248 #define CONFIG_AUTO_COMPLETE
249 #define CONFIG_CMDLINE_EDITING
250 #define CONFIG_TIMESTAMP
251 #define CONFIG_SYS_AUTOLOAD     "no"
252 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
253 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
254 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
255 #define CONFIG_SYS_PROMPT               "CM-T3x # "
256 #define CONFIG_SYS_CBSIZE               256     /* Console I/O Buffer Size */
257 /* Print Buffer Size */
258 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
259                                         sizeof(CONFIG_SYS_PROMPT) + 16)
260 #define CONFIG_SYS_MAXARGS              16      /* max number of command args */
261 /* Boot Argument Buffer Size */
262 #define CONFIG_SYS_BARGSIZE             (CONFIG_SYS_CBSIZE)
263
264 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)     /* memtest */
265                                                                 /* works on */
266 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
267                                         0x01F00000) /* 31MB */
268
269 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0)     /* default */
270                                                         /* load address */
271
272 /*
273  * OMAP3 has 12 GP timers, they can be driven by the system clock
274  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
275  * This rate is divided by a local divisor.
276  */
277 #define CONFIG_SYS_TIMERBASE            (OMAP34XX_GPT2)
278 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
279 #define CONFIG_SYS_HZ                   1000
280
281 /*-----------------------------------------------------------------------
282  * Stack sizes
283  *
284  * The stack sizes are set up in start.S using the settings below
285  */
286 #define CONFIG_STACKSIZE        (128 << 10)     /* regular stack 128 KiB */
287 #ifdef CONFIG_USE_IRQ
288 #define CONFIG_STACKSIZE_IRQ    (4 << 10)       /* IRQ stack 4 KiB */
289 #define CONFIG_STACKSIZE_FIQ    (4 << 10)       /* FIQ stack 4 KiB */
290 #endif
291
292 /*-----------------------------------------------------------------------
293  * Physical Memory Map
294  */
295 #define CONFIG_NR_DRAM_BANKS    1       /* CS1 is never populated */
296 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
297 #define PHYS_SDRAM_1_SIZE       (32 << 20)      /* at least 32 MiB */
298
299 /* SDRAM Bank Allocation method */
300 #define SDRC_R_B_C              1
301
302 /*-----------------------------------------------------------------------
303  * FLASH and environment organization
304  */
305
306 /* **** PISMO SUPPORT *** */
307
308 /* Configure the PISMO */
309 #define PISMO1_NAND_SIZE                GPMC_SIZE_128M
310 #define PISMO1_ONEN_SIZE                GPMC_SIZE_128M
311
312 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
313
314 #if defined(CONFIG_CMD_NAND)
315 #define CONFIG_SYS_FLASH_BASE           PISMO1_NAND_BASE
316 #endif
317
318 /* Monitor at start of flash */
319 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
320 #define CONFIG_SYS_ONENAND_BASE         ONENAND_MAP
321
322 #define CONFIG_ENV_IS_IN_NAND           1
323 #define ONENAND_ENV_OFFSET              0x260000 /* environment starts here */
324 #define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */
325
326 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
327 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
328 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
329
330 #if defined(CONFIG_CMD_NET)
331 #define CONFIG_SMC911X
332 #define CONFIG_SMC911X_32_BIT
333 #define CM_T3X_SMC911X_BASE     0x2C000000
334 #define SB_T35_SMC911X_BASE     (CM_T3X_SMC911X_BASE + (16 << 20))
335 #define CONFIG_SMC911X_BASE     CM_T3X_SMC911X_BASE
336 #endif /* (CONFIG_CMD_NET) */
337
338 /* additions for new relocation code, must be added to all boards */
339 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
340 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
341 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
342 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR +     \
343                                          CONFIG_SYS_INIT_RAM_SIZE -     \
344                                          GENERATED_GBL_DATA_SIZE)
345
346 /* Status LED */
347 #define CONFIG_STATUS_LED               1 /* Status LED enabled */
348 #define CONFIG_BOARD_SPECIFIC_LED       1
349 #define STATUS_LED_GREEN                0
350 #define STATUS_LED_BIT                  STATUS_LED_GREEN
351 #define STATUS_LED_STATE                STATUS_LED_ON
352 #define STATUS_LED_PERIOD               (CONFIG_SYS_HZ / 2)
353 #define STATUS_LED_BOOT                 STATUS_LED_BIT
354 #define GREEN_LED_GPIO                  186 /* CM-T35 Green LED is GPIO186 */
355
356 /* GPIO banks */
357 #ifdef CONFIG_STATUS_LED
358 #define CONFIG_OMAP3_GPIO_6             1 /* GPIO186 is in GPIO bank 6  */
359 #endif
360
361 #endif /* __CONFIG_H */