2 * am3517_evm.h - Default configuration for AM3517 EVM board.
4 * Author: Vaibhav Hiremath <hvaibhav@ti.com>
6 * Based on omap3_evm_config.h
8 * Copyright (C) 2010 Texas Instruments Incorporated
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 * High Level Configuration Options
31 #define CONFIG_ARMV7 1 /* This is an ARM V7 CPU core */
32 #define CONFIG_OMAP 1 /* in a TI OMAP core */
33 #define CONFIG_OMAP34XX 1 /* which is a 34XX */
34 #define CONFIG_OMAP3_AM3517EVM 1 /* working with AM3517EVM */
36 #define CONFIG_EMIF4 /* The chip has EMIF4 controller */
38 #include <asm/arch/cpu.h> /* get chip and board defs */
39 #include <asm/arch/omap3.h>
42 * Display CPU and Board information
44 #define CONFIG_DISPLAY_CPUINFO 1
45 #define CONFIG_DISPLAY_BOARDINFO 1
48 #define V_OSCK 26000000 /* Clock output from T2 */
49 #define V_SCLK (V_OSCK >> 1)
51 #undef CONFIG_USE_IRQ /* no support for IRQs */
52 #define CONFIG_MISC_INIT_R
54 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
55 #define CONFIG_SETUP_MEMORY_TAGS 1
56 #define CONFIG_INITRD_TAG 1
57 #define CONFIG_REVISION_TAG 1
60 * Size of malloc() pool
62 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
63 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
68 #define CONFIG_OMAP3_MICRON_DDR 1 /* Micron DDR */
69 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
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 on AM3517 EVM */
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
103 * Enable CONFIG_MUSB_HCD for Host functionalities MSC, keyboard
104 * Enable CONFIG_MUSB_UDC for Device functionalities.
106 #define CONFIG_USB_AM35X 1
107 #define CONFIG_MUSB_HCD 1
109 #ifdef CONFIG_USB_AM35X
111 #ifdef CONFIG_MUSB_HCD
112 #define CONFIG_CMD_USB
114 #define CONFIG_USB_STORAGE
115 #define CONGIG_CMD_STORAGE
116 #define CONFIG_CMD_FAT
118 #ifdef CONFIG_USB_KEYBOARD
119 #define CONFIG_SYS_USB_EVENT_POLL
120 #define CONFIG_PREBOOT "usb start"
121 #endif /* CONFIG_USB_KEYBOARD */
123 #endif /* CONFIG_MUSB_HCD */
125 #ifdef CONFIG_MUSB_UDC
126 /* USB device configuration */
127 #define CONFIG_USB_DEVICE 1
128 #define CONFIG_USB_TTY 1
129 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
130 /* Change these to suit your needs */
131 #define CONFIG_USBD_VENDORID 0x0451
132 #define CONFIG_USBD_PRODUCTID 0x5678
133 #define CONFIG_USBD_MANUFACTURER "Texas Instruments"
134 #define CONFIG_USBD_PRODUCT_NAME "AM3517EVM"
135 #endif /* CONFIG_MUSB_UDC */
137 #endif /* CONFIG_USB_AM35X */
139 /* commands to include */
140 #include <config_cmd_default.h>
142 #define CONFIG_CMD_EXT2 /* EXT2 Support */
143 #define CONFIG_CMD_FAT /* FAT support */
144 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */
146 #define CONFIG_CMD_I2C /* I2C serial bus support */
147 #define CONFIG_CMD_MMC /* MMC support */
148 #define CONFIG_CMD_NAND /* NAND support */
149 #define CONFIG_CMD_DHCP
150 #define CONFIG_CMD_PING
152 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
153 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */
154 #undef CONFIG_CMD_IMI /* iminfo */
155 #undef CONFIG_CMD_IMLS /* List all found images */
157 #define CONFIG_SYS_NO_FLASH
158 #define CONFIG_HARD_I2C 1
159 #define CONFIG_SYS_I2C_SPEED 100000
160 #define CONFIG_SYS_I2C_SLAVE 1
161 #define CONFIG_SYS_I2C_BUS 0
162 #define CONFIG_SYS_I2C_BUS_SELECT 1
163 #define CONFIG_DRIVER_OMAP34XX_I2C 1
165 #undef CONFIG_CMD_NET
169 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
171 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
175 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
177 #define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */
179 #define CONFIG_JFFS2_NAND
180 /* nand device jffs2 lives on */
181 #define CONFIG_JFFS2_DEV "nand0"
182 /* start of jffs2 partition */
183 #define CONFIG_JFFS2_PART_OFFSET 0x680000
184 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* sz of jffs2 part */
186 /* Environment information */
187 #define CONFIG_BOOTDELAY 10
189 #define CONFIG_BOOTFILE uImage
191 #define CONFIG_EXTRA_ENV_SETTINGS \
192 "loadaddr=0x82000000\0" \
193 "console=ttyS2,115200n8\0" \
194 "mmcargs=setenv bootargs console=${console} " \
195 "root=/dev/mmcblk0p2 rw " \
196 "rootfstype=ext3 rootwait\0" \
197 "nandargs=setenv bootargs console=${console} " \
198 "root=/dev/mtdblock4 rw " \
199 "rootfstype=jffs2\0" \
200 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
201 "bootscript=echo Running bootscript from mmc ...; " \
202 "source ${loadaddr}\0" \
203 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
204 "mmcboot=echo Booting from mmc ...; " \
206 "bootm ${loadaddr}\0" \
207 "nandboot=echo Booting from nand ...; " \
209 "nand read ${loadaddr} 280000 400000; " \
210 "bootm ${loadaddr}\0" \
212 #define CONFIG_BOOTCOMMAND \
213 "if mmc init; then " \
214 "if run loadbootscript; then " \
217 "if run loaduimage; then " \
219 "else run nandboot; " \
222 "else run nandboot; fi"
224 #define CONFIG_AUTO_COMPLETE 1
226 * Miscellaneous configurable options
228 #define V_PROMPT "AM3517_EVM # "
230 #define CONFIG_SYS_LONGHELP /* undef to save memory */
231 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
232 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
233 #define CONFIG_SYS_PROMPT V_PROMPT
234 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
235 /* Print Buffer Size */
236 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
237 sizeof(CONFIG_SYS_PROMPT) + 16)
238 #define CONFIG_SYS_MAXARGS 32 /* max number of command */
240 /* Boot Argument Buffer Size */
241 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
242 /* memtest works on */
243 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
244 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
245 0x01F00000) /* 31MB */
247 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
251 * AM3517 has 12 GP timers, they can be driven by the system clock
252 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
253 * This rate is divided by a local divisor.
255 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
256 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
257 #define CONFIG_SYS_HZ 1000
259 /*-----------------------------------------------------------------------
262 * The stack sizes are set up in start.S using the settings below
264 #define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
265 #ifdef CONFIG_USE_IRQ
266 #define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack 4 KiB */
267 #define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack 4 KiB */
270 /*-----------------------------------------------------------------------
271 * Physical Memory Map
273 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
274 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
275 #define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
276 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
278 /* SDRAM Bank Allocation method */
281 /*-----------------------------------------------------------------------
282 * FLASH and environment organization
285 /* **** PISMO SUPPORT *** */
287 /* Configure the PISMO */
288 #define PISMO1_NAND_SIZE GPMC_SIZE_128M
289 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M
291 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
293 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
294 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
296 #define CONFIG_SYS_FLASH_BASE boot_flash_base
298 /* Monitor at start of flash */
299 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
301 #define CONFIG_NAND_OMAP_GPMC
302 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1
303 #define CONFIG_ENV_IS_IN_NAND 1
304 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
306 #define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
307 #define CONFIG_ENV_OFFSET boot_flash_off
308 #define CONFIG_ENV_ADDR boot_flash_env_addr
310 /*-----------------------------------------------------------------------
311 * CFI FLASH driver setup
313 /* timeout values are in ticks */
314 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
315 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
317 /* Flash banks JFFS2 should use */
318 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
319 CONFIG_SYS_MAX_NAND_DEVICE)
320 #define CONFIG_SYS_JFFS2_MEM_NAND
321 /* use flash_info[2] */
322 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
323 #define CONFIG_SYS_JFFS2_NUM_BANKS 1
326 extern unsigned int boot_flash_base;
327 extern volatile unsigned int boot_flash_env_addr;
328 extern unsigned int boot_flash_off;
329 extern unsigned int boot_flash_sec;
330 extern unsigned int boot_flash_type;
333 #endif /* __CONFIG_H */