2 * (C) Copyright 2006-2008
5 * Manikandan Pillai <mani.pillai@ti.com>
6 * Derived from Beagle Board and 3430 SDP code by
7 * Richard Woodruff <r-woodruff2@ti.com>
8 * Syed Mohammed Khasim <khasim@ti.com>
10 * Manikandan Pillai <mani.pillai@ti.com>
12 * Configuration settings for the TI OMAP3 EVM board.
14 * See file CREDITS for list of people who contributed to this
17 * This program is free software; you can redistribute it and/or
18 * modify it under the terms of the GNU General Public License as
19 * published by the Free Software Foundation; either version 2 of
20 * the License, or (at your option) any later version.
22 * This program is distributed in the hope that it will be useful,
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 * GNU General Public License for more details.
27 * You should have received a copy of the GNU General Public License
28 * along with this program; if not, write to the Free Software
29 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
35 #include <asm/sizes.h>
38 * High Level Configuration Options
40 #define CONFIG_ARMCORTEXA8 1 /* This is an ARM V7 CPU core */
41 #define CONFIG_OMAP 1 /* in a TI OMAP core */
42 #define CONFIG_OMAP34XX 1 /* which is a 34XX */
43 #define CONFIG_OMAP3430 1 /* which is in a 3430 */
44 #define CONFIG_OMAP3_EVM 1 /* working with EVM */
46 #include <asm/arch/cpu.h> /* get chip and board defs */
47 #include <asm/arch/omap3.h>
50 #define V_OSCK 26000000 /* Clock output from T2 */
51 #define V_SCLK (V_OSCK >> 1)
53 #undef CONFIG_USE_IRQ /* no support for IRQs */
54 #define CONFIG_MISC_INIT_R
56 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
57 #define CONFIG_SETUP_MEMORY_TAGS 1
58 #define CONFIG_INITRD_TAG 1
59 #define CONFIG_REVISION_TAG 1
62 * Size of malloc() pool
64 #define CONFIG_ENV_SIZE SZ_128K /* Total Size Environment */
66 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
67 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
75 * NS16550 Configuration
77 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
79 #define CONFIG_SYS_NS16550
80 #define CONFIG_SYS_NS16550_SERIAL
81 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
82 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
85 * select serial console configuration
87 #define CONFIG_CONS_INDEX 1
88 #define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1
89 #define CONFIG_SERIAL1 1 /* UART1 on OMAP3 EVM */
91 /* allow to overwrite serial and ethaddr */
92 #define CONFIG_ENV_OVERWRITE
93 #define CONFIG_BAUDRATE 115200
94 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
97 #define CONFIG_OMAP3_MMC 1
98 #define CONFIG_DOS_PARTITION 1
100 /* commands to include */
101 #include <config_cmd_default.h>
103 #define CONFIG_CMD_EXT2 /* EXT2 Support */
104 #define CONFIG_CMD_FAT /* FAT support */
105 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */
107 #define CONFIG_CMD_I2C /* I2C serial bus support */
108 #define CONFIG_CMD_MMC /* MMC support */
109 #define CONFIG_CMD_ONENAND /* ONENAND support */
110 #define CONFIG_CMD_DHCP
111 #define CONFIG_CMD_PING
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 */
118 #define CONFIG_SYS_NO_FLASH
119 #define CONFIG_SYS_I2C_SPEED 100000
120 #define CONFIG_SYS_I2C_SLAVE 1
121 #define CONFIG_SYS_I2C_BUS 0
122 #define CONFIG_SYS_I2C_BUS_SELECT 1
123 #define CONFIG_DRIVER_OMAP34XX_I2C 1
128 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
130 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
134 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
136 #define SECTORSIZE 512
138 #define NAND_ALLOW_ERASE_ALL
139 #define ADDR_COLUMN 1
141 #define ADDR_COLUMN_PAGE 3
143 #define NAND_ChipID_UNKNOWN 0x00
144 #define NAND_MAX_FLOORS 1
145 #define NAND_MAX_CHIPS 1
147 #define CONFIG_SYS_NAND_WP
149 #define CONFIG_JFFS2_NAND
150 /* nand device jffs2 lives on */
151 #define CONFIG_JFFS2_DEV "nand0"
152 /* start of jffs2 partition */
153 #define CONFIG_JFFS2_PART_OFFSET 0x680000
154 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* sz of jffs2 part */
156 /* Environment information */
157 #define CONFIG_BOOTDELAY 10
159 #define CONFIG_EXTRA_ENV_SETTINGS \
160 "loadaddr=0x82000000\0" \
161 "console=ttyS2,115200n8\0" \
162 "mmcargs=setenv bootargs console=${console} " \
163 "root=/dev/mmcblk0p2 rw " \
164 "rootfstype=ext3 rootwait\0" \
165 "nandargs=setenv bootargs console=${console} " \
166 "root=/dev/mtdblock4 rw " \
167 "rootfstype=jffs2\0" \
168 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
169 "bootscript=echo Running bootscript from mmc ...; " \
170 "autoscr ${loadaddr}\0" \
171 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
172 "mmcboot=echo Booting from mmc ...; " \
174 "bootm ${loadaddr}\0" \
175 "nandboot=echo Booting from nand ...; " \
177 "onenand read ${loadaddr} 280000 400000; " \
178 "bootm ${loadaddr}\0" \
180 #define CONFIG_BOOTCOMMAND \
181 "if mmcinit; then " \
182 "if run loadbootscript; then " \
185 "if run loaduimage; then " \
187 "else run nandboot; " \
190 "else run nandboot; fi"
192 #define CONFIG_AUTO_COMPLETE 1
194 * Miscellaneous configurable options
196 #define V_PROMPT "OMAP3_EVM # "
198 #define CONFIG_SYS_LONGHELP /* undef to save memory */
199 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
200 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
201 #define CONFIG_SYS_PROMPT V_PROMPT
202 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
203 /* Print Buffer Size */
204 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
205 sizeof(CONFIG_SYS_PROMPT) + 16)
206 #define CONFIG_SYS_MAXARGS 16 /* max number of command */
208 /* Boot Argument Buffer Size */
209 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
210 /* memtest works on */
211 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
212 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
213 0x01F00000) /* 31MB */
215 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
219 * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by
220 * 32KHz clk, or from external sig. This rate is divided by a local divisor.
224 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
225 #define CONFIG_SYS_PVT V_PVT /* 2^(pvt+1) */
226 #define CONFIG_SYS_HZ ((V_SCLK) / (2 << CONFIG_SYS_PVT))
228 /*-----------------------------------------------------------------------
231 * The stack sizes are set up in start.S using the settings below
233 #define CONFIG_STACKSIZE SZ_128K /* regular stack */
234 #ifdef CONFIG_USE_IRQ
235 #define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */
236 #define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */
239 /*-----------------------------------------------------------------------
240 * Physical Memory Map
242 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
243 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
244 #define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */
245 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
247 /* SDRAM Bank Allocation method */
250 /*-----------------------------------------------------------------------
251 * FLASH and environment organization
254 /* **** PISMO SUPPORT *** */
256 /* Configure the PISMO */
257 #define PISMO1_NAND_SIZE GPMC_SIZE_128M
258 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M
260 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
262 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
263 #define CONFIG_SYS_MONITOR_LEN SZ_256K /* Reserve 2 sectors */
265 #define CONFIG_SYS_FLASH_BASE boot_flash_base
267 /* Monitor at start of flash */
268 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
269 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
271 #define CONFIG_ENV_IS_IN_ONENAND 1
272 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
273 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
275 #define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
276 #define CONFIG_ENV_OFFSET boot_flash_off
277 #define CONFIG_ENV_ADDR boot_flash_env_addr
279 /*-----------------------------------------------------------------------
280 * CFI FLASH driver setup
282 /* timeout values are in ticks */
283 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
284 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
286 /* Flash banks JFFS2 should use */
287 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
288 CONFIG_SYS_MAX_NAND_DEVICE)
289 #define CONFIG_SYS_JFFS2_MEM_NAND
290 /* use flash_info[2] */
291 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
292 #define CONFIG_SYS_JFFS2_NUM_BANKS 1
295 extern gpmc_csx_t *nand_cs_base;
296 extern gpmc_t *gpmc_cfg_base;
297 extern unsigned int boot_flash_base;
298 extern volatile unsigned int boot_flash_env_addr;
299 extern unsigned int boot_flash_off;
300 extern unsigned int boot_flash_sec;
301 extern unsigned int boot_flash_type;
305 #define WRITE_NAND_COMMAND(d, adr)\
306 writel(d, &nand_cs_base->nand_cmd)
307 #define WRITE_NAND_ADDRESS(d, adr)\
308 writel(d, &nand_cs_base->nand_adr)
309 #define WRITE_NAND(d, adr) writew(d, &nand_cs_base->nand_dat)
310 #define READ_NAND(adr) readl(&nand_cs_base->nand_dat)
312 /* Other NAND Access APIs */
313 #define NAND_WP_OFF() do {readl(&gpmc_cfg_base->config) |= GPMC_CONFIG_WP; } \
315 #define NAND_WP_ON() do {readl(&gpmc_cfg_base->config) &= ~GPMC_CONFIG_WP; } \
317 #define NAND_DISABLE_CE(nand)
318 #define NAND_ENABLE_CE(nand)
319 #define NAND_WAIT_READY(nand) udelay(10)
321 /*----------------------------------------------------------------------------
322 * SMSC9115 Ethernet from SMSC9118 family
323 *----------------------------------------------------------------------------
325 #if defined(CONFIG_CMD_NET)
327 #define CONFIG_DRIVER_SMC911X
328 #define CONFIG_DRIVER_SMC911X_32_BIT
329 #define CONFIG_DRIVER_SMC911X_BASE 0x2C000000
331 #endif /* (CONFIG_CMD_NET) */
337 #define CONFIG_BOOTP_SUBNETMASK 0x00000001
338 #define CONFIG_BOOTP_GATEWAY 0x00000002
339 #define CONFIG_BOOTP_HOSTNAME 0x00000004
340 #define CONFIG_BOOTP_BOOTPATH 0x00000010
342 #endif /* __CONFIG_H */