2 * (C) Copyright 2006-2008
4 * Richard Woodruff <r-woodruff2@ti.com>
5 * Syed Mohammed Khasim <x0khasim@ti.com>
6 * Nishanth Menon <nm@ti.com>
8 * Configuration settings for the TI OMAP3430 Zoom MDK board.
10 * See file CREDITS for list of people who contributed to this
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.
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.
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,
31 #include <asm/sizes.h>
34 * High Level Configuration Options
36 #define CONFIG_ARMCORTEXA8 1 /* This is an ARM V7 CPU core */
37 #define CONFIG_OMAP 1 /* in a TI OMAP core */
38 #define CONFIG_OMAP34XX 1 /* which is a 34XX */
39 #define CONFIG_OMAP3430 1 /* which is in a 3430 */
40 #define CONFIG_OMAP3_ZOOM1 1 /* working with Zoom MDK Rev1 */
42 #include <asm/arch/cpu.h> /* get chip and board defs */
43 #include <asm/arch/omap3.h>
46 * Display CPU and Board information
48 #define CONFIG_DISPLAY_CPUINFO 1
49 #define CONFIG_DISPLAY_BOARDINFO 1
52 #define V_OSCK 26000000 /* Clock output from T2 */
53 #define V_SCLK (V_OSCK >> 1)
55 #undef CONFIG_USE_IRQ /* no support for IRQs */
56 #define CONFIG_MISC_INIT_R
58 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
59 #define CONFIG_SETUP_MEMORY_TAGS 1
60 #define CONFIG_INITRD_TAG 1
61 #define CONFIG_REVISION_TAG 1
64 * Size of malloc() pool
66 #define CONFIG_ENV_SIZE SZ_128K /* Total Size Environment */
68 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
69 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
77 * NS16550 Configuration
79 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
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
87 * select serial console configuration
89 #define CONFIG_CONS_INDEX 3
90 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
91 #define CONFIG_SERIAL3 3 /* UART3 */
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,\
99 #define CONFIG_OMAP3_MMC 1
100 #define CONFIG_DOS_PARTITION 1
102 /* commands to include */
103 #include <config_cmd_default.h>
105 #define CONFIG_CMD_EXT2 /* EXT2 Support */
106 #define CONFIG_CMD_FAT /* FAT support */
107 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */
109 #define CONFIG_CMD_I2C /* I2C serial bus support */
110 #define CONFIG_CMD_MMC /* MMC support */
111 #define CONFIG_CMD_NAND /* NAND support */
112 #define CONFIG_CMD_NAND_LOCK_UNLOCK /* Enable lock/unlock support */
114 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
115 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */
116 #undef CONFIG_CMD_IMI /* iminfo */
117 #undef CONFIG_CMD_IMLS /* List all found images */
118 #undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
119 #undef CONFIG_CMD_NFS /* NFS support */
121 #define CONFIG_SYS_NO_FLASH
122 #define CONFIG_SYS_I2C_SPEED 100000
123 #define CONFIG_SYS_I2C_SLAVE 1
124 #define CONFIG_SYS_I2C_BUS 0
125 #define CONFIG_SYS_I2C_BUS_SELECT 1
126 #define CONFIG_DRIVER_OMAP34XX_I2C 1
131 #define CONFIG_NAND_OMAP_GPMC
132 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
134 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
135 /* to access nand at */
137 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1
139 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
141 #define CONFIG_JFFS2_NAND
142 /* nand device jffs2 lives on */
143 #define CONFIG_JFFS2_DEV "nand0"
144 /* start of jffs2 partition */
145 #define CONFIG_JFFS2_PART_OFFSET 0x680000
146 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
149 /* Environment information */
150 #define CONFIG_BOOTDELAY 10
152 #define CONFIG_EXTRA_ENV_SETTINGS \
153 "loadaddr=0x82000000\0" \
154 "console=ttyS2,115200n8\0" \
155 "videomode=1024x768@60,vxres=1024,vyres=768\0" \
156 "videospec=omapfb:vram:2M,vram:4M\0" \
157 "mmcargs=setenv bootargs console=${console} " \
158 "video=${videospec},mode:${videomode} " \
159 "root=/dev/mmcblk0p2 rw " \
160 "rootfstype=ext3 rootwait\0" \
161 "nandargs=setenv bootargs console=${console} " \
162 "video=${videospec},mode:${videomode} " \
163 "root=/dev/mtdblock4 rw " \
164 "rootfstype=jffs2\0" \
165 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
166 "bootscript=echo Running bootscript from mmc ...; " \
167 "source ${loadaddr}\0" \
168 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
169 "mmcboot=echo Booting from mmc ...; " \
171 "bootm ${loadaddr}\0" \
172 "nandboot=echo Booting from nand ...; " \
174 "nand read ${loadaddr} 280000 400000; " \
175 "bootm ${loadaddr}\0" \
177 #define CONFIG_BOOTCOMMAND \
178 "if mmc init; then " \
179 "if run loadbootscript; then " \
182 "if run loaduimage; then " \
184 "else run nandboot; " \
187 "else run nandboot; fi"
189 #define CONFIG_AUTO_COMPLETE 1
191 * Miscellaneous configurable options
193 #define V_PROMPT "OMAP3 Zoom1# "
195 #define CONFIG_SYS_LONGHELP /* undef to save memory */
196 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
197 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
198 #define CONFIG_SYS_PROMPT V_PROMPT
199 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
200 /* Print Buffer Size */
201 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
202 sizeof(CONFIG_SYS_PROMPT) + 16)
203 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
204 /* Boot Argument Buffer Size */
205 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
207 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */
209 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
210 0x01F00000) /* 31MB */
212 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
216 * OMAP3 has 12 GP timers, they can be driven by the system clock
217 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
218 * This rate is divided by a local divisor.
220 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
221 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
222 #define CONFIG_SYS_HZ 1000
224 /*-----------------------------------------------------------------------
227 * The stack sizes are set up in start.S using the settings below
229 #define CONFIG_STACKSIZE SZ_128K /* regular stack */
230 #ifdef CONFIG_USE_IRQ
231 #define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */
232 #define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */
235 /*-----------------------------------------------------------------------
236 * Physical Memory Map
238 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
239 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
240 #define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */
241 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
243 /* SDRAM Bank Allocation method */
246 /*-----------------------------------------------------------------------
247 * FLASH and environment organization
250 /* **** PISMO SUPPORT *** */
252 /* Configure the PISMO */
253 #define PISMO1_NAND_SIZE GPMC_SIZE_128M
254 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M
256 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors on */
258 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
259 #define CONFIG_SYS_MONITOR_LEN SZ_256K /* Reserve 2 sectors */
261 #define CONFIG_SYS_FLASH_BASE boot_flash_base
263 /* Monitor at start of flash */
264 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
265 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
267 #define CONFIG_ENV_IS_IN_NAND 1
268 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
269 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
271 #define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
272 #define CONFIG_ENV_OFFSET boot_flash_off
273 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
275 /*-----------------------------------------------------------------------
276 * CFI FLASH driver setup
278 /* timeout values are in ticks */
279 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
280 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
282 /* Flash banks JFFS2 should use */
283 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
284 CONFIG_SYS_MAX_NAND_DEVICE)
285 #define CONFIG_SYS_JFFS2_MEM_NAND
286 /* use flash_info[2] */
287 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
288 #define CONFIG_SYS_JFFS2_NUM_BANKS 1
291 extern gpmc_csx_t *nand_cs_base;
292 extern gpmc_t *gpmc_cfg_base;
293 extern unsigned int boot_flash_base;
294 extern volatile unsigned int boot_flash_env_addr;
295 extern unsigned int boot_flash_off;
296 extern unsigned int boot_flash_sec;
297 extern unsigned int boot_flash_type;
300 #endif /* __CONFIG_H */