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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 board
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_ARMV7            1       /* This is an ARM V7 CPU core */
40 #define CONFIG_OMAP             1       /* in a TI OMAP core */
41 #define CONFIG_OMAP34XX         1       /* which is a 34XX */
42 #define CONFIG_OMAP3430         1       /* which is in a 3430 */
43 #define CONFIG_CM_T35           1       /* working with CM-T35 */
44
45 #define CONFIG_SYS_TEXT_BASE    0x80008000
46
47 #define CONFIG_SDRC     /* The chip has SDRC controller */
48
49 #include <asm/arch/cpu.h>               /* get chip and board defs */
50 #include <asm/arch/omap3.h>
51
52 /*
53  * Display CPU and Board information
54  */
55 #define CONFIG_DISPLAY_CPUINFO          1
56 #define CONFIG_DISPLAY_BOARDINFO        1
57
58 /* Clock Defines */
59 #define V_OSCK                  26000000        /* Clock output from T2 */
60 #define V_SCLK                  (V_OSCK >> 1)
61
62 #undef CONFIG_USE_IRQ                           /* no support for IRQs */
63 #define CONFIG_MISC_INIT_R
64
65 #define CONFIG_OF_LIBFDT                1
66 /*
67  * The early kernel mapping on ARM currently only maps from the base of DRAM
68  * to the end of the kernel image.  The kernel is loaded at DRAM base + 0x8000.
69  * The early kernel pagetable uses DRAM base + 0x4000 to DRAM base + 0x8000,
70  * so that leaves DRAM base to DRAM base + 0x4000 available.
71  */
72 #define CONFIG_SYS_BOOTMAPSZ            0x4000
73
74 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
75 #define CONFIG_SETUP_MEMORY_TAGS        1
76 #define CONFIG_INITRD_TAG               1
77 #define CONFIG_REVISION_TAG             1
78
79 /*
80  * Size of malloc() pool
81  */
82 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB */
83                                                 /* Sector */
84 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + (128 << 10))
85                                                 /* initial data */
86
87 /*
88  * Hardware drivers
89  */
90
91 /*
92  * NS16550 Configuration
93  */
94 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
95
96 #define CONFIG_SYS_NS16550
97 #define CONFIG_SYS_NS16550_SERIAL
98 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
99 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
100
101 /*
102  * select serial console configuration
103  */
104 #define CONFIG_CONS_INDEX               3
105 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
106 #define CONFIG_SERIAL3                  3       /* UART3 */
107
108 /* allow to overwrite serial and ethaddr */
109 #define CONFIG_ENV_OVERWRITE
110 #define CONFIG_BAUDRATE                 115200
111 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
112                                         115200}
113 #define CONFIG_MMC                      1
114 #define CONFIG_OMAP3_MMC                1
115 #define CONFIG_DOS_PARTITION            1
116
117 /* DDR - I use Micron DDR */
118 #define CONFIG_OMAP3_MICRON_DDR         1
119
120 /* USB */
121 #define CONFIG_MUSB_UDC                 1
122 #define CONFIG_USB_OMAP3                1
123 #define CONFIG_TWL4030_USB              1
124
125 /* USB device configuration */
126 #define CONFIG_USB_DEVICE               1
127 #define CONFIG_USB_TTY                  1
128 #define CONFIG_SYS_CONSOLE_IS_IN_ENV    1
129
130 /* commands to include */
131 #include <config_cmd_default.h>
132
133 #define CONFIG_CMD_CACHE
134 #define CONFIG_CMD_EXT2         /* EXT2 Support                 */
135 #define CONFIG_CMD_FAT          /* FAT support                  */
136 #define CONFIG_CMD_JFFS2        /* JFFS2 Support                */
137 #define CONFIG_CMD_MTDPARTS     /* Enable MTD parts commands */
138 #define CONFIG_MTD_DEVICE       /* needed for mtdparts commands */
139 #define MTDIDS_DEFAULT                  "nand0=nand"
140 #define MTDPARTS_DEFAULT                "mtdparts=nand:512k(x-loader),"\
141                                         "1920k(u-boot),128k(u-boot-env),"\
142                                         "4m(kernel),-(fs)"
143
144 #define CONFIG_CMD_I2C          /* I2C serial bus support       */
145 #define CONFIG_CMD_MMC          /* MMC support                  */
146 #define CONFIG_CMD_NAND         /* NAND support                 */
147 #define CONFIG_CMD_DHCP
148 #define CONFIG_CMD_PING
149
150 #undef CONFIG_CMD_FLASH         /* flinfo, erase, protect       */
151 #undef CONFIG_CMD_FPGA          /* FPGA configuration Support   */
152 #undef CONFIG_CMD_IMLS          /* List all found images        */
153
154 #define CONFIG_SYS_NO_FLASH
155 #define CONFIG_HARD_I2C                 1
156 #define CONFIG_SYS_I2C_SPEED            100000
157 #define CONFIG_SYS_I2C_SLAVE            1
158 #define CONFIG_SYS_I2C_BUS              0
159 #define CONFIG_SYS_I2C_BUS_SELECT       1
160 #define CONFIG_DRIVER_OMAP34XX_I2C      1
161
162 /*
163  * TWL4030
164  */
165 #define CONFIG_TWL4030_POWER            1
166 #define CONFIG_TWL4030_LED              1
167
168 /*
169  * Board NAND Info.
170  */
171 #define CONFIG_SYS_NAND_QUIET_TEST      1
172 #define CONFIG_NAND_OMAP_GPMC
173 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
174                                                         /* to access nand */
175 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
176                                                         /* to access nand at */
177                                                         /* CS0 */
178 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
179
180 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND */
181                                                         /* devices */
182 #define CONFIG_JFFS2_NAND
183 /* nand device jffs2 lives on */
184 #define CONFIG_JFFS2_DEV                "nand0"
185 /* start of jffs2 partition */
186 #define CONFIG_JFFS2_PART_OFFSET        0x680000
187 #define CONFIG_JFFS2_PART_SIZE          0xf980000       /* size of jffs2 */
188                                                         /* partition */
189
190 /* Environment information */
191 #define CONFIG_BOOTDELAY                10
192
193 #define CONFIG_EXTRA_ENV_SETTINGS \
194         "loadaddr=0x82000000\0" \
195         "usbtty=cdc_acm\0" \
196         "console=ttyS2,115200n8\0" \
197         "mpurate=500\0" \
198         "vram=12M\0" \
199         "dvimode=1024x768MR-16@60\0" \
200         "defaultdisplay=dvi\0" \
201         "mmcdev=0\0" \
202         "mmcroot=/dev/mmcblk0p2 rw\0" \
203         "mmcrootfstype=ext3 rootwait\0" \
204         "nandroot=/dev/mtdblock4 rw\0" \
205         "nandrootfstype=jffs2\0" \
206         "mmcargs=setenv bootargs console=${console} " \
207                 "mpurate=${mpurate} " \
208                 "vram=${vram} " \
209                 "omapfb.mode=dvi:${dvimode} " \
210                 "omapfb.debug=y " \
211                 "omapdss.def_disp=${defaultdisplay} " \
212                 "root=${mmcroot} " \
213                 "rootfstype=${mmcrootfstype}\0" \
214         "nandargs=setenv bootargs console=${console} " \
215                 "mpurate=${mpurate} " \
216                 "vram=${vram} " \
217                 "omapfb.mode=dvi:${dvimode} " \
218                 "omapfb.debug=y " \
219                 "omapdss.def_disp=${defaultdisplay} " \
220                 "root=${nandroot} " \
221                 "rootfstype=${nandrootfstype}\0" \
222         "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
223         "bootscript=echo Running bootscript from mmc ...; " \
224                 "source ${loadaddr}\0" \
225         "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
226         "mmcboot=echo Booting from mmc ...; " \
227                 "run mmcargs; " \
228                 "bootm ${loadaddr}\0" \
229         "nandboot=echo Booting from nand ...; " \
230                 "run nandargs; " \
231                 "nand read ${loadaddr} 280000 400000; " \
232                 "bootm ${loadaddr}\0" \
233
234 #define CONFIG_BOOTCOMMAND \
235         "if mmc rescan ${mmcdev}; then " \
236                 "if run loadbootscript; then " \
237                         "run bootscript; " \
238                 "else " \
239                         "if run loaduimage; then " \
240                                 "run mmcboot; " \
241                         "else run nandboot; " \
242                         "fi; " \
243                 "fi; " \
244         "else run nandboot; fi"
245
246 /*
247  * Miscellaneous configurable options
248  */
249 #define CONFIG_AUTO_COMPLETE
250 #define CONFIG_CMDLINE_EDITING
251 #define CONFIG_TIMESTAMP
252 #define CONFIG_SYS_AUTOLOAD     "no"
253 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
254 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
255 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
256 #define CONFIG_SYS_PROMPT               "CM-T35 # "
257 #define CONFIG_SYS_CBSIZE               256     /* Console I/O Buffer Size */
258 /* Print Buffer Size */
259 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
260                                         sizeof(CONFIG_SYS_PROMPT) + 16)
261 #define CONFIG_SYS_MAXARGS              16      /* max number of command args */
262 /* Boot Argument Buffer Size */
263 #define CONFIG_SYS_BARGSIZE             (CONFIG_SYS_CBSIZE)
264
265 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)     /* memtest */
266                                                                 /* works on */
267 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
268                                         0x01F00000) /* 31MB */
269
270 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0)     /* default */
271                                                         /* load address */
272
273 /*
274  * OMAP3 has 12 GP timers, they can be driven by the system clock
275  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
276  * This rate is divided by a local divisor.
277  */
278 #define CONFIG_SYS_TIMERBASE            (OMAP34XX_GPT2)
279 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
280 #define CONFIG_SYS_HZ                   1000
281
282 /*-----------------------------------------------------------------------
283  * Stack sizes
284  *
285  * The stack sizes are set up in start.S using the settings below
286  */
287 #define CONFIG_STACKSIZE        (128 << 10)     /* regular stack 128 KiB */
288 #ifdef CONFIG_USE_IRQ
289 #define CONFIG_STACKSIZE_IRQ    (4 << 10)       /* IRQ stack 4 KiB */
290 #define CONFIG_STACKSIZE_FIQ    (4 << 10)       /* FIQ stack 4 KiB */
291 #endif
292
293 /*-----------------------------------------------------------------------
294  * Physical Memory Map
295  */
296 #define CONFIG_NR_DRAM_BANKS    1       /* CS1 is never populated */
297 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
298 #define PHYS_SDRAM_1_SIZE       (32 << 20)      /* at least 32 MiB */
299
300 /* SDRAM Bank Allocation method */
301 #define SDRC_R_B_C              1
302
303 /*-----------------------------------------------------------------------
304  * FLASH and environment organization
305  */
306
307 /* **** PISMO SUPPORT *** */
308
309 /* Configure the PISMO */
310 #define PISMO1_NAND_SIZE                GPMC_SIZE_128M
311 #define PISMO1_ONEN_SIZE                GPMC_SIZE_128M
312
313 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
314
315 #define CONFIG_SYS_FLASH_BASE           boot_flash_base
316
317 /* Monitor at start of flash */
318 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
319 #define CONFIG_SYS_ONENAND_BASE         ONENAND_MAP
320
321 #define CONFIG_ENV_IS_IN_NAND           1
322 #define ONENAND_ENV_OFFSET              0x260000 /* environment starts here */
323 #define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */
324
325 #define CONFIG_SYS_ENV_SECT_SIZE        boot_flash_sec
326 #define CONFIG_ENV_OFFSET               boot_flash_off
327 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
328
329 #ifndef __ASSEMBLY__
330 extern unsigned int boot_flash_base;
331 extern volatile unsigned int boot_flash_env_addr;
332 extern unsigned int boot_flash_off;
333 extern unsigned int boot_flash_sec;
334 extern unsigned int boot_flash_type;
335 #endif
336
337 #if defined(CONFIG_CMD_NET)
338 #define CONFIG_NET_MULTI
339 #define CONFIG_SMC911X
340 #define CONFIG_SMC911X_32_BIT
341 #define CM_T35_SMC911X_BASE     0x2C000000
342 #define SB_T35_SMC911X_BASE     (CM_T35_SMC911X_BASE + (16 << 20))
343 #define CONFIG_SMC911X_BASE     CM_T35_SMC911X_BASE
344 #endif /* (CONFIG_CMD_NET) */
345
346 /* additions for new relocation code, must be added to all boards */
347 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
348 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
349 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
350 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR +     \
351                                          CONFIG_SYS_INIT_RAM_SIZE -     \
352                                          GENERATED_GBL_DATA_SIZE)
353
354 #endif /* __CONFIG_H */