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1/*
2 * (C) Copyright 2006-2008
3 * Texas Instruments.
4 * Author :
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>
9 *
10 * Manikandan Pillai <mani.pillai@ti.com>
11 *
12 * Configuration settings for the TI OMAP3 EVM board.
13 *
14 * See file CREDITS for list of people who contributed to this
15 * project.
16 *
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.
21 *
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.
26 *
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,
30 * MA 02111-1307 USA
31 */
32
33#ifndef __CONFIG_H
34#define __CONFIG_H
35#include <asm/sizes.h>
36
37/*
38 * High Level Configuration Options
39 */
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 */
45
46#include <asm/arch/cpu.h> /* get chip and board defs */
47#include <asm/arch/omap3.h>
48
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49/*
50 * Display CPU and Board information
51 */
52#define CONFIG_DISPLAY_CPUINFO 1
53#define CONFIG_DISPLAY_BOARDINFO 1
54
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55/* Clock Defines */
56#define V_OSCK 26000000 /* Clock output from T2 */
57#define V_SCLK (V_OSCK >> 1)
58
59#undef CONFIG_USE_IRQ /* no support for IRQs */
60#define CONFIG_MISC_INIT_R
61
62#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
63#define CONFIG_SETUP_MEMORY_TAGS 1
64#define CONFIG_INITRD_TAG 1
65#define CONFIG_REVISION_TAG 1
66
67/*
68 * Size of malloc() pool
69 */
70#define CONFIG_ENV_SIZE SZ_128K /* Total Size Environment */
71 /* Sector */
72#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
73#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
74 /* initial data */
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75/*
76 * Hardware drivers
77 */
78
79/*
80 * NS16550 Configuration
81 */
82#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
83
84#define CONFIG_SYS_NS16550
85#define CONFIG_SYS_NS16550_SERIAL
86#define CONFIG_SYS_NS16550_REG_SIZE (-4)
87#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
88
89/*
90 * select serial console configuration
91 */
92#define CONFIG_CONS_INDEX 1
93#define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1
94#define CONFIG_SERIAL1 1 /* UART1 on OMAP3 EVM */
95
96/* allow to overwrite serial and ethaddr */
97#define CONFIG_ENV_OVERWRITE
98#define CONFIG_BAUDRATE 115200
99#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
100 115200}
101#define CONFIG_MMC 1
102#define CONFIG_OMAP3_MMC 1
103#define CONFIG_DOS_PARTITION 1
104
105/* commands to include */
106#include <config_cmd_default.h>
107
108#define CONFIG_CMD_EXT2 /* EXT2 Support */
109#define CONFIG_CMD_FAT /* FAT support */
110#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
111
112#define CONFIG_CMD_I2C /* I2C serial bus support */
113#define CONFIG_CMD_MMC /* MMC support */
114#define CONFIG_CMD_ONENAND /* ONENAND support */
115#define CONFIG_CMD_DHCP
116#define CONFIG_CMD_PING
117
118#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
119#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
120#undef CONFIG_CMD_IMI /* iminfo */
121#undef CONFIG_CMD_IMLS /* List all found images */
122
123#define CONFIG_SYS_NO_FLASH
124#define CONFIG_SYS_I2C_SPEED 100000
125#define CONFIG_SYS_I2C_SLAVE 1
126#define CONFIG_SYS_I2C_BUS 0
127#define CONFIG_SYS_I2C_BUS_SELECT 1
128#define CONFIG_DRIVER_OMAP34XX_I2C 1
129
130/*
131 * Board NAND Info.
132 */
133#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
134 /* to access nand */
135#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
136 /* to access */
137 /* nand at CS0 */
138
139#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
140 /* NAND devices */
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141
142#define CONFIG_JFFS2_NAND
143/* nand device jffs2 lives on */
144#define CONFIG_JFFS2_DEV "nand0"
145/* start of jffs2 partition */
146#define CONFIG_JFFS2_PART_OFFSET 0x680000
147#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* sz of jffs2 part */
148
149/* Environment information */
150#define CONFIG_BOOTDELAY 10
151
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152#define CONFIG_BOOTFILE uImage
153
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154#define CONFIG_EXTRA_ENV_SETTINGS \
155 "loadaddr=0x82000000\0" \
156 "console=ttyS2,115200n8\0" \
157 "mmcargs=setenv bootargs console=${console} " \
158 "root=/dev/mmcblk0p2 rw " \
159 "rootfstype=ext3 rootwait\0" \
160 "nandargs=setenv bootargs console=${console} " \
161 "root=/dev/mtdblock4 rw " \
162 "rootfstype=jffs2\0" \
163 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
164 "bootscript=echo Running bootscript from mmc ...; " \
74de7aef 165 "source ${loadaddr}\0" \
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166 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
167 "mmcboot=echo Booting from mmc ...; " \
168 "run mmcargs; " \
169 "bootm ${loadaddr}\0" \
170 "nandboot=echo Booting from nand ...; " \
171 "run nandargs; " \
172 "onenand read ${loadaddr} 280000 400000; " \
173 "bootm ${loadaddr}\0" \
174
175#define CONFIG_BOOTCOMMAND \
a85693b3 176 "if mmc init; then " \
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177 "if run loadbootscript; then " \
178 "run bootscript; " \
179 "else " \
180 "if run loaduimage; then " \
181 "run mmcboot; " \
182 "else run nandboot; " \
183 "fi; " \
184 "fi; " \
185 "else run nandboot; fi"
186
187#define CONFIG_AUTO_COMPLETE 1
188/*
189 * Miscellaneous configurable options
190 */
191#define V_PROMPT "OMAP3_EVM # "
192
193#define CONFIG_SYS_LONGHELP /* undef to save memory */
194#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
195#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
196#define CONFIG_SYS_PROMPT V_PROMPT
197#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
198/* Print Buffer Size */
199#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
200 sizeof(CONFIG_SYS_PROMPT) + 16)
201#define CONFIG_SYS_MAXARGS 16 /* max number of command */
202 /* args */
203/* Boot Argument Buffer Size */
204#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
205/* memtest works on */
206#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
207#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
208 0x01F00000) /* 31MB */
209
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210#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
211 /* address */
212
213/*
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214 * OMAP3 has 12 GP timers, they can be driven by the system clock
215 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
216 * This rate is divided by a local divisor.
ad9bc8e5 217 */
ad9bc8e5 218#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
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219#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
220#define CONFIG_SYS_HZ 1000
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221
222/*-----------------------------------------------------------------------
223 * Stack sizes
224 *
225 * The stack sizes are set up in start.S using the settings below
226 */
227#define CONFIG_STACKSIZE SZ_128K /* regular stack */
228#ifdef CONFIG_USE_IRQ
229#define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */
230#define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */
231#endif
232
233/*-----------------------------------------------------------------------
234 * Physical Memory Map
235 */
236#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
237#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
238#define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */
239#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
240
241/* SDRAM Bank Allocation method */
242#define SDRC_R_B_C 1
243
244/*-----------------------------------------------------------------------
245 * FLASH and environment organization
246 */
247
248/* **** PISMO SUPPORT *** */
249
250/* Configure the PISMO */
251#define PISMO1_NAND_SIZE GPMC_SIZE_128M
252#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
253
254#define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
255 /* on one chip */
256#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
257#define CONFIG_SYS_MONITOR_LEN SZ_256K /* Reserve 2 sectors */
258
259#define CONFIG_SYS_FLASH_BASE boot_flash_base
260
261/* Monitor at start of flash */
262#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
263#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
264
265#define CONFIG_ENV_IS_IN_ONENAND 1
266#define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
267#define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
268
269#define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
270#define CONFIG_ENV_OFFSET boot_flash_off
271#define CONFIG_ENV_ADDR boot_flash_env_addr
272
273/*-----------------------------------------------------------------------
274 * CFI FLASH driver setup
275 */
276/* timeout values are in ticks */
277#define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
278#define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
279
280/* Flash banks JFFS2 should use */
281#define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
282 CONFIG_SYS_MAX_NAND_DEVICE)
283#define CONFIG_SYS_JFFS2_MEM_NAND
284/* use flash_info[2] */
285#define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
286#define CONFIG_SYS_JFFS2_NUM_BANKS 1
287
288#ifndef __ASSEMBLY__
289extern gpmc_csx_t *nand_cs_base;
290extern gpmc_t *gpmc_cfg_base;
291extern unsigned int boot_flash_base;
292extern volatile unsigned int boot_flash_env_addr;
293extern unsigned int boot_flash_off;
294extern unsigned int boot_flash_sec;
295extern unsigned int boot_flash_type;
296#endif
297
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298/*----------------------------------------------------------------------------
299 * SMSC9115 Ethernet from SMSC9118 family
300 *----------------------------------------------------------------------------
301 */
302#if defined(CONFIG_CMD_NET)
303
304#define CONFIG_DRIVER_SMC911X
305#define CONFIG_DRIVER_SMC911X_32_BIT
306#define CONFIG_DRIVER_SMC911X_BASE 0x2C000000
307
308#endif /* (CONFIG_CMD_NET) */
309
310/*
311 * BOOTP fields
312 */
313
314#define CONFIG_BOOTP_SUBNETMASK 0x00000001
315#define CONFIG_BOOTP_GATEWAY 0x00000002
316#define CONFIG_BOOTP_HOSTNAME 0x00000004
317#define CONFIG_BOOTP_BOOTPATH 0x00000010
318
319#endif /* __CONFIG_H */