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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 *
7 * (C) Copyright 2009
8 * Frederik Kriewitz <frederik@kriewitz.eu>
9 *
10 * Configuration settings for the DevKit8000 board.
11 *
12 * See file CREDITS for list of people who contributed to this
13 * project.
14 *
15 * This program is free software; you can redistribute it and/or
16 * modify it under the terms of the GNU General Public License as
17 * published by the Free Software Foundation; either version 2 of
18 * the License, or (at your option) any later version.
19 *
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 * MA 02111-1307 USA
29 */
30
31 #ifndef __CONFIG_H
32 #define __CONFIG_H
33
34 /* High Level Configuration Options */
35 #define CONFIG_OMAP 1 /* in a TI OMAP core */
36 #define CONFIG_OMAP34XX 1 /* which is a 34XX */
37 #define CONFIG_OMAP3_DEVKIT8000 1 /* working with DevKit8000 */
38
39 #define CONFIG_SYS_TEXT_BASE 0x80008000
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 /* Display CPU and Board information */
47 #define CONFIG_DISPLAY_CPUINFO 1
48 #define CONFIG_DISPLAY_BOARDINFO 1
49
50 /* Clock Defines */
51 #define V_OSCK 26000000 /* Clock output from T2 */
52 #define V_SCLK (V_OSCK >> 1)
53
54 #undef CONFIG_USE_IRQ /* no support for IRQs */
55 #define CONFIG_MISC_INIT_R
56
57 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
58 #define CONFIG_SETUP_MEMORY_TAGS 1
59 #define CONFIG_INITRD_TAG 1
60 #define CONFIG_REVISION_TAG 1
61
62 #define CONFIG_OF_LIBFDT 1
63
64 /* Size of malloc() pool */
65 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
66 /* Sector */
67 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
68
69 /* Hardware drivers */
70
71 /* DDR - I use Micron DDR */
72 #define CONFIG_OMAP3_MICRON_DDR 1
73
74 /* DM9000 */
75 #define CONFIG_NET_RETRY_COUNT 20
76 #define CONFIG_DRIVER_DM9000 1
77 #define CONFIG_DM9000_BASE 0x2c000000
78 #define DM9000_IO CONFIG_DM9000_BASE
79 #define DM9000_DATA (CONFIG_DM9000_BASE + 0x400)
80 #define CONFIG_DM9000_USE_16BIT 1
81 #define CONFIG_DM9000_NO_SROM 1
82 #undef CONFIG_DM9000_DEBUG
83
84 /* NS16550 Configuration */
85 #define CONFIG_SYS_NS16550
86 #define CONFIG_SYS_NS16550_SERIAL
87 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
88 #define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
89
90 /* select serial console configuration */
91 #define CONFIG_CONS_INDEX 3
92 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
93 #define CONFIG_SERIAL3 3
94 #define CONFIG_BAUDRATE 115200
95 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
96 115200}
97
98 /* MMC */
99 #define CONFIG_GENERIC_MMC 1
100 #define CONFIG_MMC 1
101 #define CONFIG_OMAP_HSMMC 1
102 #define CONFIG_DOS_PARTITION 1
103
104 /* I2C */
105 #define CONFIG_HARD_I2C 1
106 #define CONFIG_SYS_I2C_SPEED 100000
107 #define CONFIG_SYS_I2C_SLAVE 1
108 #define CONFIG_SYS_I2C_BUS 0
109 #define CONFIG_SYS_I2C_BUS_SELECT 1
110 #define CONFIG_DRIVER_OMAP34XX_I2C 1
111
112 /* TWL4030 */
113 #define CONFIG_TWL4030_POWER 1
114 #define CONFIG_TWL4030_LED 1
115
116 /* Board NAND Info */
117 #define CONFIG_SYS_NO_FLASH /* no NOR flash */
118 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
119 #define MTDIDS_DEFAULT "nand0=nand"
120 #define MTDPARTS_DEFAULT "mtdparts=nand:" \
121 "512k(x-loader)," \
122 "1920k(u-boot)," \
123 "128k(u-boot-env)," \
124 "4m(kernel)," \
125 "-(fs)"
126
127 #define CONFIG_NAND_OMAP_GPMC
128 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
129 /* to access nand */
130 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
131 /* to access nand at */
132 /* CS0 */
133 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1
134
135 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
136 /* devices */
137 #define CONFIG_JFFS2_NAND
138 /* nand device jffs2 lives on */
139 #define CONFIG_JFFS2_DEV "nand0"
140 /* start of jffs2 partition */
141 #define CONFIG_JFFS2_PART_OFFSET 0x680000
142 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
143 /* partition */
144
145 /* commands to include */
146 #include <config_cmd_default.h>
147
148 #define CONFIG_CMD_DHCP /* DHCP support */
149 #define CONFIG_CMD_EXT2 /* EXT2 Support */
150 #define CONFIG_CMD_FAT /* FAT support */
151 #define CONFIG_CMD_I2C /* I2C serial bus support */
152 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */
153 #define CONFIG_CMD_MMC /* MMC support */
154 #define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */
155 #define CONFIG_CMD_NAND /* NAND support */
156 #define CONFIG_CMD_NAND_LOCK_UNLOCK /* nand (un)lock commands */
157
158 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */
159 #undef CONFIG_CMD_IMI /* iminfo */
160
161 /* BOOTP/DHCP options */
162 #define CONFIG_BOOTP_SUBNETMASK
163 #define CONFIG_BOOTP_GATEWAY
164 #define CONFIG_BOOTP_HOSTNAME
165 #define CONFIG_BOOTP_NISDOMAIN
166 #define CONFIG_BOOTP_BOOTPATH
167 #define CONFIG_BOOTP_BOOTFILESIZE
168 #define CONFIG_BOOTP_DNS
169 #define CONFIG_BOOTP_DNS2
170 #define CONFIG_BOOTP_SEND_HOSTNAME
171 #define CONFIG_BOOTP_NTPSERVER
172 #define CONFIG_BOOTP_TIMEOFFSET
173 #undef CONFIG_BOOTP_VENDOREX
174
175 /* Environment information */
176 #define CONFIG_ENV_OVERWRITE /* allow to overwrite serial and ethaddr */
177
178 #define CONFIG_BOOTDELAY 3
179
180 #define CONFIG_EXTRA_ENV_SETTINGS \
181 "loadaddr=0x82000000\0" \
182 "console=ttyO2,115200n8\0" \
183 "mmcdev=0\0" \
184 "vram=12M\0" \
185 "dvimode=1024x768MR-16@60\0" \
186 "defaultdisplay=dvi\0" \
187 "nfsopts=hard,tcp,rsize=65536,wsize=65536\0" \
188 "kernelopts=rw\0" \
189 "commonargs=" \
190 "setenv bootargs console=${console} " \
191 "vram=${vram} " \
192 "omapfb.mode=dvi:${dvimode} " \
193 "omapdss.def_disp=${defaultdisplay}\0" \
194 "mmcargs=" \
195 "run commonargs; " \
196 "setenv bootargs ${bootargs} " \
197 "root=/dev/mmcblk0p2 " \
198 "${kernelopts}\0" \
199 "nandargs=" \
200 "run commonargs; " \
201 "setenv bootargs ${bootargs} " \
202 "omapfb.mode=dvi:${dvimode} " \
203 "omapdss.def_disp=${defaultdisplay} " \
204 "root=/dev/mtdblock4 " \
205 "rootfstype=jffs2 " \
206 "${kernelopts}\0" \
207 "netargs=" \
208 "run commonargs; " \
209 "setenv bootargs ${bootargs} " \
210 "root=/dev/nfs " \
211 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
212 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off " \
213 "${kernelopts} " \
214 "dnsip1=${dnsip} " \
215 "dnsip2=${dnsip2}\0" \
216 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
217 "bootscript=echo Running bootscript from mmc ...; " \
218 "source ${loadaddr}\0" \
219 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
220 "eraseenv=nand unlock 0x260000 0x20000; nand erase 0x260000 0x20000\0" \
221 "mmcboot=echo Booting from mmc ...; " \
222 "run mmcargs; " \
223 "bootm ${loadaddr}\0" \
224 "nandboot=echo Booting from nand ...; " \
225 "run nandargs; " \
226 "nand read ${loadaddr} 280000 400000; " \
227 "bootm ${loadaddr}\0" \
228 "netboot=echo Booting from network ...; " \
229 "dhcp ${loadaddr}; " \
230 "run netargs; " \
231 "bootm ${loadaddr}\0" \
232 "autoboot=if mmc rescan ${mmcdev}; then " \
233 "if run loadbootscript; then " \
234 "run bootscript; " \
235 "else " \
236 "if run loaduimage; then " \
237 "run mmcboot; " \
238 "else run nandboot; " \
239 "fi; " \
240 "fi; " \
241 "else run nandboot; fi\0"
242
243
244 #define CONFIG_BOOTCOMMAND "run autoboot"
245
246 /* Miscellaneous configurable options */
247 #define CONFIG_SYS_LONGHELP /* undef to save memory */
248 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
249 #define CONFIG_AUTO_COMPLETE 1
250 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
251 #define CONFIG_SYS_PROMPT "OMAP3 DevKit8000 # "
252 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
253 /* Print Buffer Size */
254 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
255 sizeof(CONFIG_SYS_PROMPT) + 16)
256 #define CONFIG_SYS_MAXARGS 128 /* max number of command args */
257
258 /* Boot Argument Buffer Size */
259 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
260
261 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0 + 0x07000000)
262 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + \
263 0x01000000) /* 16MB */
264
265 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0 + 0x02000000)
266
267 /*
268 * OMAP3 has 12 GP timers, they can be driven by the system clock
269 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
270 * This rate is divided by a local divisor.
271 */
272 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
273 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
274 #define CONFIG_SYS_HZ 1000
275
276 /* The stack sizes are set up in start.S using the settings below */
277 #define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
278
279 /* Physical Memory Map */
280 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
281 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
282 #define PHYS_SDRAM_1_SIZE (128 << 20) /* at least 128 MiB */
283 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
284
285 /* NAND and environment organization */
286 #define PISMO1_NAND_SIZE GPMC_SIZE_128M
287
288 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
289
290 #define CONFIG_ENV_IS_IN_NAND 1
291 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
292
293 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
294
295 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
296 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
297 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
298 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
299 CONFIG_SYS_INIT_RAM_SIZE - \
300 GENERATED_GBL_DATA_SIZE)
301
302 /* SRAM config */
303 #define CONFIG_SYS_SRAM_START 0x40200000
304 #define CONFIG_SYS_SRAM_SIZE 0x10000
305
306 /* Defines for SPL */
307 #define CONFIG_SPL
308 #define CONFIG_SPL_NAND_SIMPLE
309
310 #define CONFIG_SPL_LIBCOMMON_SUPPORT
311 #define CONFIG_SPL_LIBDISK_SUPPORT
312 #define CONFIG_SPL_I2C_SUPPORT
313 #define CONFIG_SPL_LIBGENERIC_SUPPORT
314 #define CONFIG_SPL_SERIAL_SUPPORT
315 #define CONFIG_SPL_POWER_SUPPORT
316 #define CONFIG_SPL_NAND_SUPPORT
317 #define CONFIG_SPL_MMC_SUPPORT
318 #define CONFIG_SPL_FAT_SUPPORT
319 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
320 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
321 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
322 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
323
324 #define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/
325 #define CONFIG_SPL_MAX_SIZE 0xB400 /* 45 K */
326 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
327
328 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 /*CONFIG_SYS_SDRAM_BASE*/
329 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
330
331 /* NAND boot config */
332 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
333 #define CONFIG_SYS_NAND_PAGE_COUNT 64
334 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
335 #define CONFIG_SYS_NAND_OOBSIZE 64
336 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
337 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
338 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\
339 10, 11, 12, 13}
340
341 #define CONFIG_SYS_NAND_ECCSIZE 512
342 #define CONFIG_SYS_NAND_ECCBYTES 3
343
344 #define CONFIG_SYS_NAND_ECCSTEPS (CONFIG_SYS_NAND_PAGE_SIZE / \
345 CONFIG_SYS_NAND_ECCSIZE)
346 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \
347 CONFIG_SYS_NAND_ECCSTEPS)
348
349 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
350
351 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
352 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x200000
353
354 #define CONFIG_SYS_SPL_MALLOC_START 0x80108000
355 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 /* 1 MB */
356
357 #endif /* __CONFIG_H */