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,
33 * High Level Configuration Options
35 #define CONFIG_ARMCORTEXA8 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 */
41 #include <asm/arch/cpu.h> /* get chip and board defs */
42 #include <asm/arch/omap3.h>
45 * Display CPU and Board information
47 #define CONFIG_DISPLAY_CPUINFO 1
48 #define CONFIG_DISPLAY_BOARDINFO 1
51 #define V_OSCK 26000000 /* Clock output from T2 */
52 #define V_SCLK (V_OSCK >> 1)
54 #undef CONFIG_USE_IRQ /* no support for IRQs */
55 #define CONFIG_MISC_INIT_R
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
63 * Size of malloc() pool
65 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
67 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
68 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
76 * NS16550 Configuration
78 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
80 #define CONFIG_SYS_NS16550
81 #define CONFIG_SYS_NS16550_SERIAL
82 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
83 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
86 * select serial console configuration
88 #define CONFIG_CONS_INDEX 3
89 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
90 #define CONFIG_SERIAL3 3 /* UART3 */
92 /* allow to overwrite serial and ethaddr */
93 #define CONFIG_ENV_OVERWRITE
94 #define CONFIG_BAUDRATE 115200
95 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
98 #define CONFIG_OMAP3_MMC 1
99 #define CONFIG_DOS_PARTITION 1
101 /* commands to include */
102 #include <config_cmd_default.h>
104 #define CONFIG_CMD_EXT2 /* EXT2 Support */
105 #define CONFIG_CMD_FAT /* FAT support */
106 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */
108 #define CONFIG_CMD_I2C /* I2C serial bus support */
109 #define CONFIG_CMD_MMC /* MMC support */
110 #define CONFIG_CMD_NAND /* NAND support */
111 #define CONFIG_CMD_NAND_LOCK_UNLOCK /* Enable lock/unlock support */
113 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
114 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */
115 #undef CONFIG_CMD_IMI /* iminfo */
116 #undef CONFIG_CMD_IMLS /* List all found images */
117 #undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
118 #undef CONFIG_CMD_NFS /* NFS support */
120 #define CONFIG_SYS_NO_FLASH
121 #define CONFIG_HARD_I2C 1
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_TWL4030_POWER 1
132 #define CONFIG_TWL4030_LED 1
137 #define CONFIG_NAND_OMAP_GPMC
138 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
140 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
141 /* to access nand at */
143 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1
145 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
148 #define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */
150 #define CONFIG_JFFS2_NAND
151 /* nand device jffs2 lives on */
152 #define CONFIG_JFFS2_DEV "nand0"
153 /* start of jffs2 partition */
154 #define CONFIG_JFFS2_PART_OFFSET 0x680000
155 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
158 /* Environment information */
159 #define CONFIG_BOOTDELAY 10
161 #define CONFIG_EXTRA_ENV_SETTINGS \
162 "loadaddr=0x82000000\0" \
163 "console=ttyS2,115200n8\0" \
164 "videomode=1024x768@60,vxres=1024,vyres=768\0" \
165 "videospec=omapfb:vram:2M,vram:4M\0" \
166 "mmcargs=setenv bootargs console=${console} " \
167 "video=${videospec},mode:${videomode} " \
168 "root=/dev/mmcblk0p2 rw " \
169 "rootfstype=ext3 rootwait\0" \
170 "nandargs=setenv bootargs console=${console} " \
171 "video=${videospec},mode:${videomode} " \
172 "root=/dev/mtdblock4 rw " \
173 "rootfstype=jffs2\0" \
174 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
175 "bootscript=echo Running bootscript from mmc ...; " \
176 "source ${loadaddr}\0" \
177 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
178 "mmcboot=echo Booting from mmc ...; " \
180 "bootm ${loadaddr}\0" \
181 "nandboot=echo Booting from nand ...; " \
183 "nand read ${loadaddr} 280000 400000; " \
184 "bootm ${loadaddr}\0" \
186 #define CONFIG_BOOTCOMMAND \
187 "if mmc init; then " \
188 "if run loadbootscript; then " \
191 "if run loaduimage; then " \
193 "else run nandboot; " \
196 "else run nandboot; fi"
198 #define CONFIG_AUTO_COMPLETE 1
200 * Miscellaneous configurable options
202 #define V_PROMPT "OMAP3 Zoom1# "
204 #define CONFIG_SYS_LONGHELP /* undef to save memory */
205 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
206 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
207 #define CONFIG_SYS_PROMPT V_PROMPT
208 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
209 /* Print Buffer Size */
210 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
211 sizeof(CONFIG_SYS_PROMPT) + 16)
212 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
213 /* Boot Argument Buffer Size */
214 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
216 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */
218 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
219 0x01F00000) /* 31MB */
221 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */
225 * OMAP3 has 12 GP timers, they can be driven by the system clock
226 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
227 * This rate is divided by a local divisor.
229 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
230 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
231 #define CONFIG_SYS_HZ 1000
233 /*-----------------------------------------------------------------------
236 * The stack sizes are set up in start.S using the settings below
238 #define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
239 #ifdef CONFIG_USE_IRQ
240 #define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack 4 KiB */
241 #define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack 4 KiB */
244 /*-----------------------------------------------------------------------
245 * Physical Memory Map
247 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
248 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
249 #define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
250 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
252 /* SDRAM Bank Allocation method */
255 /*-----------------------------------------------------------------------
256 * FLASH and environment organization
259 /* **** PISMO SUPPORT *** */
261 /* Configure the PISMO */
262 #define PISMO1_NAND_SIZE GPMC_SIZE_128M
263 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M
265 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors on */
267 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
268 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
270 #define CONFIG_SYS_FLASH_BASE boot_flash_base
272 /* Monitor at start of flash */
273 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
274 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
276 #define CONFIG_ENV_IS_IN_NAND 1
277 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
278 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
280 #define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
281 #define CONFIG_ENV_OFFSET boot_flash_off
282 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
284 /*-----------------------------------------------------------------------
285 * CFI FLASH driver setup
287 /* timeout values are in ticks */
288 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
289 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
291 /* Flash banks JFFS2 should use */
292 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
293 CONFIG_SYS_MAX_NAND_DEVICE)
294 #define CONFIG_SYS_JFFS2_MEM_NAND
295 /* use flash_info[2] */
296 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
297 #define CONFIG_SYS_JFFS2_NUM_BANKS 1
300 extern struct gpmc *gpmc_cfg;
301 extern unsigned int boot_flash_base;
302 extern volatile unsigned int boot_flash_env_addr;
303 extern unsigned int boot_flash_off;
304 extern unsigned int boot_flash_sec;
305 extern unsigned int boot_flash_type;
308 #endif /* __CONFIG_H */