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Dirk Behme9d0fc812009-01-28 21:39:57 +01001/*
2 * Configuration settings for the Gumstix Overo board.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
17 * MA 02111-1307 USA
18 */
19
20#ifndef __CONFIG_H
21#define __CONFIG_H
Dirk Behme9d0fc812009-01-28 21:39:57 +010022
23/*
24 * High Level Configuration Options
25 */
Steve Sakomanf56348a2010-06-17 21:50:01 -070026#define CONFIG_ARMV7 1 /* This is an ARM V7 CPU core */
Dirk Behme9d0fc812009-01-28 21:39:57 +010027#define CONFIG_OMAP 1 /* in a TI OMAP core */
28#define CONFIG_OMAP34XX 1 /* which is a 34XX */
29#define CONFIG_OMAP3430 1 /* which is in a 3430 */
Olof Johanssondf382622009-09-29 10:22:45 -040030#define CONFIG_OMAP3_OVERO 1 /* working with overo */
Dirk Behme9d0fc812009-01-28 21:39:57 +010031
Vaibhav Hiremathcae377b2010-06-07 15:20:34 -040032#define CONFIG_SDRC /* The chip has SDRC controller */
33
Dirk Behme9d0fc812009-01-28 21:39:57 +010034#include <asm/arch/cpu.h> /* get chip and board defs */
35#include <asm/arch/omap3.h>
36
Sanjeev Premi6a6b62e2009-04-27 21:27:27 +053037/*
38 * Display CPU and Board information
39 */
40#define CONFIG_DISPLAY_CPUINFO 1
41#define CONFIG_DISPLAY_BOARDINFO 1
42
Dirk Behme9d0fc812009-01-28 21:39:57 +010043/* Clock Defines */
44#define V_OSCK 26000000 /* Clock output from T2 */
45#define V_SCLK (V_OSCK >> 1)
46
47#undef CONFIG_USE_IRQ /* no support for IRQs */
48#define CONFIG_MISC_INIT_R
49
50#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
51#define CONFIG_SETUP_MEMORY_TAGS 1
52#define CONFIG_INITRD_TAG 1
53#define CONFIG_REVISION_TAG 1
54
55/*
56 * Size of malloc() pool
57 */
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -040058#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
Dirk Behme9d0fc812009-01-28 21:39:57 +010059 /* Sector */
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -040060#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
Dirk Behme9d0fc812009-01-28 21:39:57 +010061 /* initial data */
62
63/*
64 * Hardware drivers
65 */
66
67/*
68 * NS16550 Configuration
69 */
70#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
71
72#define CONFIG_SYS_NS16550
73#define CONFIG_SYS_NS16550_SERIAL
74#define CONFIG_SYS_NS16550_REG_SIZE (-4)
75#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
76
77/*
78 * select serial console configuration
79 */
80#define CONFIG_CONS_INDEX 3
81#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
82#define CONFIG_SERIAL3 3
83
84/* allow to overwrite serial and ethaddr */
85#define CONFIG_ENV_OVERWRITE
86#define CONFIG_BAUDRATE 115200
87#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600, \
88 115200}
Steve Sakomancd7c5722010-09-19 21:21:07 -070089#define CONFIG_GENERIC_MMC 1
Dirk Behme9d0fc812009-01-28 21:39:57 +010090#define CONFIG_MMC 1
Steve Sakomancd7c5722010-09-19 21:21:07 -070091#define CONFIG_OMAP_HSMMC 1
Dirk Behme9d0fc812009-01-28 21:39:57 +010092#define CONFIG_DOS_PARTITION 1
93
Nishanth Menon30563a02009-11-07 10:51:24 -050094/* DDR - I use Micron DDR */
95#define CONFIG_OMAP3_MICRON_DDR 1
96
Dirk Behme9d0fc812009-01-28 21:39:57 +010097/* commands to include */
98#include <config_cmd_default.h>
99
Steve Sakoman68b0fbf2010-09-29 13:58:34 -0700100#define CONFIG_CMD_CACHE
Dirk Behme9d0fc812009-01-28 21:39:57 +0100101#define CONFIG_CMD_EXT2 /* EXT2 Support */
102#define CONFIG_CMD_FAT /* FAT support */
103#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
104
105#define CONFIG_CMD_I2C /* I2C serial bus support */
106#define CONFIG_CMD_MMC /* MMC support */
107#define CONFIG_CMD_NAND /* NAND support */
108
109#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
110#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
111#undef CONFIG_CMD_IMI /* iminfo */
112#undef CONFIG_CMD_IMLS /* List all found images */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100113#undef CONFIG_CMD_NFS /* NFS support */
Olof Johanssondf382622009-09-29 10:22:45 -0400114#define CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100115
116#define CONFIG_SYS_NO_FLASH
Tom Rix0297ec72009-09-29 10:19:49 -0400117#define CONFIG_HARD_I2C 1
Dirk Behme9d0fc812009-01-28 21:39:57 +0100118#define CONFIG_SYS_I2C_SPEED 100000
119#define CONFIG_SYS_I2C_SLAVE 1
120#define CONFIG_SYS_I2C_BUS 0
121#define CONFIG_SYS_I2C_BUS_SELECT 1
Steve Sakomand64b5b82010-09-20 08:05:14 -0700122#define CONFIG_I2C_MULTI_BUS 1
Dirk Behme9d0fc812009-01-28 21:39:57 +0100123#define CONFIG_DRIVER_OMAP34XX_I2C 1
124
125/*
Tom Rix2c155132009-06-28 12:52:30 -0500126 * TWL4030
127 */
128#define CONFIG_TWL4030_POWER 1
129#define CONFIG_TWL4030_LED 1
130
131/*
Dirk Behme9d0fc812009-01-28 21:39:57 +0100132 * Board NAND Info.
133 */
Steve Sakoman60c23172010-08-19 20:52:35 -0700134#define CONFIG_SYS_NAND_QUIET_TEST 1
Dirk Behme9d0fc812009-01-28 21:39:57 +0100135#define CONFIG_NAND_OMAP_GPMC
136#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
137 /* to access nand */
138#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
139 /* to access nand */
140 /* at CS0 */
141#define GPMC_NAND_ECC_LP_x16_LAYOUT 1
142
143#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
144 /* devices */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100145#define CONFIG_JFFS2_NAND
146/* nand device jffs2 lives on */
147#define CONFIG_JFFS2_DEV "nand0"
148/* start of jffs2 partition */
149#define CONFIG_JFFS2_PART_OFFSET 0x680000
150#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
151 /* partition */
152
153/* Environment information */
154#define CONFIG_BOOTDELAY 5
155
156#define CONFIG_EXTRA_ENV_SETTINGS \
157 "loadaddr=0x82000000\0" \
158 "console=ttyS2,115200n8\0" \
Steve Sakoman5af32462010-02-03 14:39:14 -0800159 "mpurate=500\0" \
Steve Sakoman13d2cb92009-10-10 14:29:37 -0400160 "vram=12M\0" \
161 "dvimode=1024x768MR-16@60\0" \
162 "defaultdisplay=dvi\0" \
Steve Sakomancd7c5722010-09-19 21:21:07 -0700163 "mmcdev=0\0" \
Steve Sakoman13d2cb92009-10-10 14:29:37 -0400164 "mmcroot=/dev/mmcblk0p2 rw\0" \
165 "mmcrootfstype=ext3 rootwait\0" \
166 "nandroot=/dev/mtdblock4 rw\0" \
167 "nandrootfstype=jffs2\0" \
Dirk Behme9d0fc812009-01-28 21:39:57 +0100168 "mmcargs=setenv bootargs console=${console} " \
Steve Sakoman5af32462010-02-03 14:39:14 -0800169 "mpurate=${mpurate} " \
Steve Sakoman13d2cb92009-10-10 14:29:37 -0400170 "vram=${vram} " \
171 "omapfb.mode=dvi:${dvimode} " \
172 "omapfb.debug=y " \
173 "omapdss.def_disp=${defaultdisplay} " \
174 "root=${mmcroot} " \
175 "rootfstype=${mmcrootfstype}\0" \
Dirk Behme9d0fc812009-01-28 21:39:57 +0100176 "nandargs=setenv bootargs console=${console} " \
Steve Sakoman5af32462010-02-03 14:39:14 -0800177 "mpurate=${mpurate} " \
Steve Sakoman13d2cb92009-10-10 14:29:37 -0400178 "vram=${vram} " \
179 "omapfb.mode=dvi:${dvimode} " \
180 "omapfb.debug=y " \
181 "omapdss.def_disp=${defaultdisplay} " \
182 "root=${nandroot} " \
183 "rootfstype=${nandrootfstype}\0" \
Steve Sakomancd7c5722010-09-19 21:21:07 -0700184 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
Dirk Behme9d0fc812009-01-28 21:39:57 +0100185 "bootscript=echo Running bootscript from mmc ...; " \
Wolfgang Denk74de7ae2009-04-01 23:34:12 +0200186 "source ${loadaddr}\0" \
Steve Sakomancd7c5722010-09-19 21:21:07 -0700187 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
Dirk Behme9d0fc812009-01-28 21:39:57 +0100188 "mmcboot=echo Booting from mmc ...; " \
189 "run mmcargs; " \
190 "bootm ${loadaddr}\0" \
191 "nandboot=echo Booting from nand ...; " \
192 "run nandargs; " \
193 "nand read ${loadaddr} 280000 400000; " \
194 "bootm ${loadaddr}\0" \
195
196#define CONFIG_BOOTCOMMAND \
Steve Sakomancd7c5722010-09-19 21:21:07 -0700197 "if mmc rescan ${mmcdev}; then " \
Dirk Behme9d0fc812009-01-28 21:39:57 +0100198 "if run loadbootscript; then " \
199 "run bootscript; " \
200 "else " \
201 "if run loaduimage; then " \
202 "run mmcboot; " \
203 "else run nandboot; " \
204 "fi; " \
205 "fi; " \
206 "else run nandboot; fi"
207
208#define CONFIG_AUTO_COMPLETE 1
209/*
210 * Miscellaneous configurable options
211 */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100212#define CONFIG_SYS_LONGHELP /* undef to save memory */
213#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
214#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
Robert P. J. Day1270ec12009-12-12 12:10:33 -0500215#define CONFIG_SYS_PROMPT "Overo # "
Dirk Behme9d0fc812009-01-28 21:39:57 +0100216#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
217/* Print Buffer Size */
218#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
219 sizeof(CONFIG_SYS_PROMPT) + 16)
220#define CONFIG_SYS_MAXARGS 16 /* max number of command */
221 /* args */
222/* Boot Argument Buffer Size */
223#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
224/* memtest works on */
225#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
226#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
227 0x01F00000) /* 31MB */
228
Dirk Behme9d0fc812009-01-28 21:39:57 +0100229#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
230 /* address */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100231/*
Manikandan Pillaid3a513c2009-04-21 17:29:05 +0200232 * OMAP3 has 12 GP timers, they can be driven by the system clock
233 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
234 * This rate is divided by a local divisor.
Dirk Behme9d0fc812009-01-28 21:39:57 +0100235 */
Manikandan Pillaid3a513c2009-04-21 17:29:05 +0200236#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
237#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
238#define CONFIG_SYS_HZ 1000
Dirk Behme9d0fc812009-01-28 21:39:57 +0100239
240/*-----------------------------------------------------------------------
241 * Stack sizes
242 *
243 * The stack sizes are set up in start.S using the settings below
244 */
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -0400245#define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100246#ifdef CONFIG_USE_IRQ
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -0400247#define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack 4 KiB */
248#define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack 4 KiB */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100249#endif
250
251/*-----------------------------------------------------------------------
252 * Physical Memory Map
253 */
254#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
255#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -0400256#define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100257#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
258
259/* SDRAM Bank Allocation method */
260#define SDRC_R_B_C 1
261
262/*-----------------------------------------------------------------------
263 * FLASH and environment organization
264 */
265
266/* **** PISMO SUPPORT *** */
267
268/* Configure the PISMO */
269#define PISMO1_NAND_SIZE GPMC_SIZE_128M
270#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
271
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -0400272#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100273
274#define CONFIG_SYS_FLASH_BASE boot_flash_base
275
276/* Monitor at start of flash */
277#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
278#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
279
280#define CONFIG_ENV_IS_IN_NAND 1
281#define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */
282#define SMNAND_ENV_OFFSET 0x240000 /* environment starts here */
283
284#define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
285#define CONFIG_ENV_OFFSET boot_flash_off
286#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
287
Dirk Behme9d0fc812009-01-28 21:39:57 +0100288#ifndef __ASSEMBLY__
Dirk Behme9d0fc812009-01-28 21:39:57 +0100289extern unsigned int boot_flash_base;
290extern volatile unsigned int boot_flash_env_addr;
291extern unsigned int boot_flash_off;
292extern unsigned int boot_flash_sec;
293extern unsigned int boot_flash_type;
294#endif
295
Olof Johanssondf382622009-09-29 10:22:45 -0400296#if defined(CONFIG_CMD_NET)
297/*----------------------------------------------------------------------------
298 * SMSC9211 Ethernet from SMSC9118 family
299 *----------------------------------------------------------------------------
300 */
301
302#define CONFIG_NET_MULTI
303#define CONFIG_SMC911X 1
304#define CONFIG_SMC911X_32_BIT
305#define CONFIG_SMC911X_BASE 0x2C000000
306
307#endif /* (CONFIG_CMD_NET) */
308
Steve Sakoman4d7d7bc2010-09-29 13:54:19 -0700309#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
Steve Sakoman31bfcf12010-10-27 05:04:30 -0700310#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
311#define CONFIG_SYS_INIT_RAM_SIZE 0x800
312#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
313 CONFIG_SYS_INIT_RAM_SIZE - \
314 GENERATED_GBL_DATA_SIZE)
Steve Sakoman4d7d7bc2010-09-29 13:54:19 -0700315
Dirk Behme9d0fc812009-01-28 21:39:57 +0100316#endif /* __CONFIG_H */