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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 */
Dirk Behme9d0fc812009-01-28 21:39:57 +010026#define CONFIG_OMAP 1 /* in a TI OMAP core */
27#define CONFIG_OMAP34XX 1 /* which is a 34XX */
28#define CONFIG_OMAP3430 1 /* which is in a 3430 */
Olof Johanssondf382622009-09-29 10:22:45 -040029#define CONFIG_OMAP3_OVERO 1 /* working with overo */
Dirk Behme9d0fc812009-01-28 21:39:57 +010030
Vaibhav Hiremathcae377b2010-06-07 15:20:34 -040031#define CONFIG_SDRC /* The chip has SDRC controller */
32
Dirk Behme9d0fc812009-01-28 21:39:57 +010033#include <asm/arch/cpu.h> /* get chip and board defs */
34#include <asm/arch/omap3.h>
35
Sanjeev Premi6a6b62e2009-04-27 21:27:27 +053036/*
37 * Display CPU and Board information
38 */
39#define CONFIG_DISPLAY_CPUINFO 1
40#define CONFIG_DISPLAY_BOARDINFO 1
41
Dirk Behme9d0fc812009-01-28 21:39:57 +010042/* Clock Defines */
43#define V_OSCK 26000000 /* Clock output from T2 */
44#define V_SCLK (V_OSCK >> 1)
45
46#undef CONFIG_USE_IRQ /* no support for IRQs */
47#define CONFIG_MISC_INIT_R
48
49#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
50#define CONFIG_SETUP_MEMORY_TAGS 1
51#define CONFIG_INITRD_TAG 1
52#define CONFIG_REVISION_TAG 1
53
Grant Likely2fa8ca92011-03-28 09:59:07 +000054#define CONFIG_OF_LIBFDT 1
55
Dirk Behme9d0fc812009-01-28 21:39:57 +010056/*
57 * Size of malloc() pool
58 */
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -040059#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
Dirk Behme9d0fc812009-01-28 21:39:57 +010060 /* Sector */
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -040061#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10))
Dirk Behme9d0fc812009-01-28 21:39:57 +010062
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} " \
Steve Sakoman13d2cb92009-10-10 14:29:37 -0400172 "omapdss.def_disp=${defaultdisplay} " \
173 "root=${mmcroot} " \
174 "rootfstype=${mmcrootfstype}\0" \
Dirk Behme9d0fc812009-01-28 21:39:57 +0100175 "nandargs=setenv bootargs console=${console} " \
Steve Sakoman5af32462010-02-03 14:39:14 -0800176 "mpurate=${mpurate} " \
Steve Sakoman13d2cb92009-10-10 14:29:37 -0400177 "vram=${vram} " \
178 "omapfb.mode=dvi:${dvimode} " \
Steve Sakoman13d2cb92009-10-10 14:29:37 -0400179 "omapdss.def_disp=${defaultdisplay} " \
180 "root=${nandroot} " \
181 "rootfstype=${nandrootfstype}\0" \
Steve Sakomancd7c5722010-09-19 21:21:07 -0700182 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
Dirk Behme9d0fc812009-01-28 21:39:57 +0100183 "bootscript=echo Running bootscript from mmc ...; " \
Wolfgang Denk74de7ae2009-04-01 23:34:12 +0200184 "source ${loadaddr}\0" \
Steve Sakomancd7c5722010-09-19 21:21:07 -0700185 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
Dirk Behme9d0fc812009-01-28 21:39:57 +0100186 "mmcboot=echo Booting from mmc ...; " \
187 "run mmcargs; " \
188 "bootm ${loadaddr}\0" \
189 "nandboot=echo Booting from nand ...; " \
190 "run nandargs; " \
191 "nand read ${loadaddr} 280000 400000; " \
192 "bootm ${loadaddr}\0" \
193
194#define CONFIG_BOOTCOMMAND \
Steve Sakomancd7c5722010-09-19 21:21:07 -0700195 "if mmc rescan ${mmcdev}; then " \
Dirk Behme9d0fc812009-01-28 21:39:57 +0100196 "if run loadbootscript; then " \
197 "run bootscript; " \
198 "else " \
199 "if run loaduimage; then " \
200 "run mmcboot; " \
201 "else run nandboot; " \
202 "fi; " \
203 "fi; " \
204 "else run nandboot; fi"
205
206#define CONFIG_AUTO_COMPLETE 1
207/*
208 * Miscellaneous configurable options
209 */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100210#define CONFIG_SYS_LONGHELP /* undef to save memory */
211#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
212#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
Robert P. J. Day1270ec12009-12-12 12:10:33 -0500213#define CONFIG_SYS_PROMPT "Overo # "
Vaibhav Hiremathf62b1252011-09-03 21:24:19 -0400214#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100215/* Print Buffer Size */
216#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
217 sizeof(CONFIG_SYS_PROMPT) + 16)
218#define CONFIG_SYS_MAXARGS 16 /* max number of command */
219 /* args */
220/* Boot Argument Buffer Size */
221#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
222/* memtest works on */
223#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
224#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
225 0x01F00000) /* 31MB */
226
Dirk Behme9d0fc812009-01-28 21:39:57 +0100227#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
228 /* address */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100229/*
Manikandan Pillaid3a513c2009-04-21 17:29:05 +0200230 * OMAP3 has 12 GP timers, they can be driven by the system clock
231 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
232 * This rate is divided by a local divisor.
Dirk Behme9d0fc812009-01-28 21:39:57 +0100233 */
Manikandan Pillaid3a513c2009-04-21 17:29:05 +0200234#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
235#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
236#define CONFIG_SYS_HZ 1000
Dirk Behme9d0fc812009-01-28 21:39:57 +0100237
238/*-----------------------------------------------------------------------
239 * Stack sizes
240 *
241 * The stack sizes are set up in start.S using the settings below
242 */
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -0400243#define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100244#ifdef CONFIG_USE_IRQ
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -0400245#define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack 4 KiB */
246#define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack 4 KiB */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100247#endif
248
249/*-----------------------------------------------------------------------
250 * Physical Memory Map
251 */
252#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
253#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -0400254#define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100255#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
256
257/* SDRAM Bank Allocation method */
258#define SDRC_R_B_C 1
259
260/*-----------------------------------------------------------------------
261 * FLASH and environment organization
262 */
263
264/* **** PISMO SUPPORT *** */
265
266/* Configure the PISMO */
267#define PISMO1_NAND_SIZE GPMC_SIZE_128M
268#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
269
Sandeep Paulraj9c44ddc2009-09-09 11:50:40 -0400270#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
Dirk Behme9d0fc812009-01-28 21:39:57 +0100271
Luca Ceresoli6cbec7b2011-04-20 11:02:05 -0400272#if defined(CONFIG_CMD_NAND)
273#define CONFIG_SYS_FLASH_BASE PISMO1_NAND_BASE
274#endif
Dirk Behme9d0fc812009-01-28 21:39:57 +0100275
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
Luca Ceresoli6cbec7b2011-04-20 11:02:05 -0400284#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
285#define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
Dirk Behme9d0fc812009-01-28 21:39:57 +0100286#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
287
Olof Johanssondf382622009-09-29 10:22:45 -0400288#if defined(CONFIG_CMD_NET)
289/*----------------------------------------------------------------------------
290 * SMSC9211 Ethernet from SMSC9118 family
291 *----------------------------------------------------------------------------
292 */
293
Olof Johanssondf382622009-09-29 10:22:45 -0400294#define CONFIG_SMC911X 1
295#define CONFIG_SMC911X_32_BIT
296#define CONFIG_SMC911X_BASE 0x2C000000
297
298#endif /* (CONFIG_CMD_NET) */
299
Steve Sakoman4d7d7bc2010-09-29 13:54:19 -0700300#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
Steve Sakoman31bfcf12010-10-27 05:04:30 -0700301#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
302#define CONFIG_SYS_INIT_RAM_SIZE 0x800
303#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
304 CONFIG_SYS_INIT_RAM_SIZE - \
305 GENERATED_GBL_DATA_SIZE)
Steve Sakoman4d7d7bc2010-09-29 13:54:19 -0700306
Dirk Behme9d0fc812009-01-28 21:39:57 +0100307#endif /* __CONFIG_H */