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1 /*
2  * (C) Copyright 2006-2008
3  * Texas Instruments.
4  * Richard Woodruff <r-woodruff2@ti.com>
5  * Syed Mohammed Khasim <x0khasim@ti.com>
6  * Nishanth Menon <nm@ti.com>
7  *
8  * Configuration settings for the TI OMAP3430 Zoom MDK board.
9  *
10  * See file CREDITS for list of people who contributed to this
11  * project.
12  *
13  * This program is free software; you can redistribute it and/or
14  * modify it under the terms of the GNU General Public License as
15  * published by the Free Software Foundation; either version 2 of
16  * the License, or (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software
25  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26  * MA 02111-1307 USA
27  */
28
29 #ifndef __CONFIG_H
30 #define __CONFIG_H
31
32 /*
33  * High Level Configuration Options
34  */
35 #define CONFIG_ARMV7            1       /* This is an ARM V7 CPU core */
36 #define CONFIG_OMAP             1       /* in a TI OMAP core */
37 #define CONFIG_OMAP34XX         1       /* which is a 34XX */
38 #define CONFIG_OMAP3430         1       /* which is in a 3430 */
39 #define CONFIG_OMAP3_ZOOM1      1       /* working with Zoom MDK Rev1 */
40
41 #define CONFIG_SDRC     /* The chip has SDRC controller */
42
43 #include <asm/arch/cpu.h>               /* get chip and board defs */
44 #include <asm/arch/omap3.h>
45
46 /*
47  * Display CPU and Board information
48  */
49 #define CONFIG_DISPLAY_CPUINFO          1
50 #define CONFIG_DISPLAY_BOARDINFO        1
51
52 /* Clock Defines */
53 #define V_OSCK                  26000000        /* Clock output from T2 */
54 #define V_SCLK                  (V_OSCK >> 1)
55
56 #undef CONFIG_USE_IRQ                           /* no support for IRQs */
57 #define CONFIG_MISC_INIT_R
58
59 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
60 #define CONFIG_SETUP_MEMORY_TAGS        1
61 #define CONFIG_INITRD_TAG               1
62 #define CONFIG_REVISION_TAG             1
63
64 /*
65  * Size of malloc() pool
66  */
67 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB */
68                                                 /* Sector */
69 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + (128 << 10))
70                                                 /* initial data */
71
72 /*
73  * Hardware drivers
74  */
75
76 /*
77  * NS16550 Configuration
78  */
79 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
80
81 #define CONFIG_SYS_NS16550
82 #define CONFIG_SYS_NS16550_SERIAL
83 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
84 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
85
86 /*
87  * select serial console configuration
88  */
89 #define CONFIG_CONS_INDEX               3
90 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
91 #define CONFIG_SERIAL3                  3       /* UART3 */
92
93 /* allow to overwrite serial and ethaddr */
94 #define CONFIG_ENV_OVERWRITE
95 #define CONFIG_BAUDRATE                 115200
96 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
97                                         115200}
98 #define CONFIG_MMC                      1
99 #define CONFIG_OMAP3_MMC                1
100 #define CONFIG_DOS_PARTITION            1
101
102 /* DDR - I use Micron DDR */
103 #define CONFIG_OMAP3_MICRON_DDR         1
104
105 /* USB */
106 #define CONFIG_MUSB_UDC                 1
107 #define CONFIG_USB_OMAP3                1
108 #define CONFIG_TWL4030_USB              1
109
110 /* USB device configuration */
111 #define CONFIG_USB_DEVICE               1
112 #define CONFIG_USB_TTY                  1
113 #define CONFIG_SYS_CONSOLE_IS_IN_ENV    1
114 /* Change these to suit your needs */
115 #define CONFIG_USBD_VENDORID            0x0451
116 #define CONFIG_USBD_PRODUCTID           0x5678
117 #define CONFIG_USBD_MANUFACTURER        "Texas Instruments"
118 #define CONFIG_USBD_PRODUCT_NAME        "Zoom1"
119
120 /* commands to include */
121 #include <config_cmd_default.h>
122
123 #define CONFIG_CMD_EXT2         /* EXT2 Support                 */
124 #define CONFIG_CMD_FAT          /* FAT support                  */
125 #define CONFIG_CMD_JFFS2        /* JFFS2 Support                */
126
127 #define CONFIG_CMD_I2C          /* I2C serial bus support       */
128 #define CONFIG_CMD_MMC          /* MMC support                  */
129 #define CONFIG_CMD_NAND         /* NAND support                 */
130 #define CONFIG_CMD_NAND_LOCK_UNLOCK /* Enable lock/unlock support */
131
132 #undef CONFIG_CMD_FLASH         /* flinfo, erase, protect       */
133 #undef CONFIG_CMD_FPGA          /* FPGA configuration Support   */
134 #undef CONFIG_CMD_IMI           /* iminfo                       */
135 #undef CONFIG_CMD_IMLS          /* List all found images        */
136 #undef CONFIG_CMD_NET           /* bootp, tftpboot, rarpboot    */
137 #undef CONFIG_CMD_NFS           /* NFS support                  */
138
139 #define CONFIG_SYS_NO_FLASH
140 #define CONFIG_HARD_I2C                 1
141 #define CONFIG_SYS_I2C_SPEED            100000
142 #define CONFIG_SYS_I2C_SLAVE            1
143 #define CONFIG_SYS_I2C_BUS              0
144 #define CONFIG_SYS_I2C_BUS_SELECT       1
145 #define CONFIG_DRIVER_OMAP34XX_I2C      1
146
147 /*
148  * TWL4030
149  */
150 #define CONFIG_TWL4030_POWER            1
151 #define CONFIG_TWL4030_LED              1
152
153 /*
154  * Board NAND Info.
155  */
156 #define CONFIG_NAND_OMAP_GPMC
157 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
158                                                         /* to access nand */
159 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
160                                                         /* to access nand at */
161                                                         /* CS0 */
162 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
163
164 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND */
165                                                         /* devices */
166 #define CONFIG_JFFS2_NAND
167 /* nand device jffs2 lives on */
168 #define CONFIG_JFFS2_DEV                "nand0"
169 /* start of jffs2 partition */
170 #define CONFIG_JFFS2_PART_OFFSET        0x680000
171 #define CONFIG_JFFS2_PART_SIZE          0xf980000       /* size of jffs2 */
172                                                         /* partition */
173
174 /* Environment information */
175 #define CONFIG_BOOTDELAY                10
176
177 #define CONFIG_EXTRA_ENV_SETTINGS \
178         "loadaddr=0x82000000\0" \
179         "usbtty=cdc_acm\0" \
180         "console=ttyS2,115200n8\0" \
181         "videomode=1024x768@60,vxres=1024,vyres=768\0" \
182         "videospec=omapfb:vram:2M,vram:4M\0" \
183         "mmcargs=setenv bootargs console=${console} " \
184                 "video=${videospec},mode:${videomode} " \
185                 "root=/dev/mmcblk0p2 rw " \
186                 "rootfstype=ext3 rootwait\0" \
187         "nandargs=setenv bootargs console=${console} " \
188                 "video=${videospec},mode:${videomode} " \
189                 "root=/dev/mtdblock4 rw " \
190                 "rootfstype=jffs2\0" \
191         "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
192         "bootscript=echo Running bootscript from mmc ...; " \
193                 "source ${loadaddr}\0" \
194         "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
195         "mmcboot=echo Booting from mmc ...; " \
196                 "run mmcargs; " \
197                 "bootm ${loadaddr}\0" \
198         "nandboot=echo Booting from nand ...; " \
199                 "run nandargs; " \
200                 "nand read ${loadaddr} 280000 400000; " \
201                 "bootm ${loadaddr}\0" \
202
203 #define CONFIG_BOOTCOMMAND \
204         "if mmc init; then " \
205                 "if run loadbootscript; then " \
206                         "run bootscript; " \
207                 "else " \
208                         "if run loaduimage; then " \
209                                 "run mmcboot; " \
210                         "else run nandboot; " \
211                         "fi; " \
212                 "fi; " \
213         "else run nandboot; fi"
214
215 #define CONFIG_AUTO_COMPLETE            1
216 /*
217  * Miscellaneous configurable options
218  */
219 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
220 #define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
221 #define CONFIG_SYS_PROMPT_HUSH_PS2      "> "
222 #define CONFIG_SYS_PROMPT               "OMAP3 Zoom1 # "
223 #define CONFIG_SYS_CBSIZE               256     /* Console I/O Buffer Size */
224 /* Print Buffer Size */
225 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
226                                         sizeof(CONFIG_SYS_PROMPT) + 16)
227 #define CONFIG_SYS_MAXARGS              16      /* max number of command args */
228 /* Boot Argument Buffer Size */
229 #define CONFIG_SYS_BARGSIZE             (CONFIG_SYS_CBSIZE)
230
231 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)     /* memtest */
232                                                                 /* works on */
233 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
234                                         0x01F00000) /* 31MB */
235
236 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0)     /* default */
237                                                         /* load address */
238
239 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
240 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
241 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
242 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
243                                          CONFIG_SYS_INIT_RAM_SIZE - \
244                                          GENERATED_GBL_DATA_SIZE)
245 /*
246  * OMAP3 has 12 GP timers, they can be driven by the system clock
247  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
248  * This rate is divided by a local divisor.
249  */
250 #define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
251 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
252 #define CONFIG_SYS_HZ                   1000
253
254 /*-----------------------------------------------------------------------
255  * Stack sizes
256  *
257  * The stack sizes are set up in start.S using the settings below
258  */
259 #define CONFIG_STACKSIZE        (128 << 10)     /* regular stack 128 KiB */
260 #ifdef CONFIG_USE_IRQ
261 #define CONFIG_STACKSIZE_IRQ    (4 << 10)       /* IRQ stack 4 KiB */
262 #define CONFIG_STACKSIZE_FIQ    (4 << 10)       /* FIQ stack 4 KiB */
263 #endif
264
265 /*-----------------------------------------------------------------------
266  * Physical Memory Map
267  */
268 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
269 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
270 #define PHYS_SDRAM_1_SIZE       (32 << 20)      /* at least 32 MiB */
271 #define PHYS_SDRAM_2            OMAP34XX_SDRC_CS1
272
273 /* SDRAM Bank Allocation method */
274 #define SDRC_R_B_C              1
275
276 /*-----------------------------------------------------------------------
277  * FLASH and environment organization
278  */
279
280 /* **** PISMO SUPPORT *** */
281
282 /* Configure the PISMO */
283 #define PISMO1_NAND_SIZE                GPMC_SIZE_128M
284 #define PISMO1_ONEN_SIZE                GPMC_SIZE_128M
285
286 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
287
288 #define CONFIG_SYS_FLASH_BASE           boot_flash_base
289
290 /* Monitor at start of flash */
291 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
292 #define CONFIG_SYS_ONENAND_BASE         ONENAND_MAP
293
294 #define CONFIG_ENV_IS_IN_NAND           1
295 #define ONENAND_ENV_OFFSET              0x260000 /* environment starts here */
296 #define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */
297
298 #define CONFIG_SYS_ENV_SECT_SIZE        boot_flash_sec
299 #define CONFIG_ENV_OFFSET               boot_flash_off
300 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
301
302 #ifndef __ASSEMBLY__
303 extern unsigned int boot_flash_base;
304 extern volatile unsigned int boot_flash_env_addr;
305 extern unsigned int boot_flash_off;
306 extern unsigned int boot_flash_sec;
307 extern unsigned int boot_flash_type;
308 #endif
309
310 #endif                          /* __CONFIG_H */