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1/*
2 * (C) Copyright 2008
3 * Grazvydas Ignotas <notasas@gmail.com>
4 *
5 * Configuration settings for the OMAP3 Pandora.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20 * MA 02111-1307 USA
21 */
22
23#ifndef __CONFIG_H
24#define __CONFIG_H
25#include <asm/sizes.h>
26
27/*
28 * High Level Configuration Options
29 */
30#define CONFIG_ARMCORTEXA8 1 /* This is an ARM V7 CPU core */
31#define CONFIG_OMAP 1 /* in a TI OMAP core */
32#define CONFIG_OMAP34XX 1 /* which is a 34XX */
33#define CONFIG_OMAP3430 1 /* which is in a 3430 */
34#define CONFIG_OMAP3_PANDORA 1 /* working with pandora */
35
36#include <asm/arch/cpu.h> /* get chip and board defs */
37#include <asm/arch/omap3.h>
38
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39/*
40 * Display CPU and Board information
41 */
42#define CONFIG_DISPLAY_CPUINFO 1
43#define CONFIG_DISPLAY_BOARDINFO 1
44
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45/* Clock Defines */
46#define V_OSCK 26000000 /* Clock output from T2 */
47#define V_SCLK (V_OSCK >> 1)
48
49#undef CONFIG_USE_IRQ /* no support for IRQs */
50#define CONFIG_MISC_INIT_R
51
52#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
53#define CONFIG_SETUP_MEMORY_TAGS 1
54#define CONFIG_INITRD_TAG 1
55#define CONFIG_REVISION_TAG 1
56
57/*
58 * Size of malloc() pool
59 */
60#define CONFIG_ENV_SIZE SZ_128K /* Total Size Environment */
61 /* Sector */
62#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
63#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
64 /* initial data */
65
66/*
67 * Hardware drivers
68 */
69
70/*
71 * NS16550 Configuration
72 */
73#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
74
75#define CONFIG_SYS_NS16550
76#define CONFIG_SYS_NS16550_SERIAL
77#define CONFIG_SYS_NS16550_REG_SIZE (-4)
78#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
79
80/*
81 * select serial console configuration
82 */
83#define CONFIG_CONS_INDEX 3
84#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
85#define CONFIG_SERIAL3 3
86
87/* allow to overwrite serial and ethaddr */
88#define CONFIG_ENV_OVERWRITE
89#define CONFIG_BAUDRATE 115200
90#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600, \
91 115200}
92#define CONFIG_MMC 1
93#define CONFIG_OMAP3_MMC 1
94#define CONFIG_DOS_PARTITION 1
95
96/* commands to include */
97#include <config_cmd_default.h>
98
99#define CONFIG_CMD_EXT2 /* EXT2 Support */
100#define CONFIG_CMD_FAT /* FAT support */
101#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
102
103#define CONFIG_CMD_I2C /* I2C serial bus support */
104#define CONFIG_CMD_MMC /* MMC support */
105#define CONFIG_CMD_NAND /* NAND support */
106
107#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
108#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
109#undef CONFIG_CMD_IMI /* iminfo */
110#undef CONFIG_CMD_IMLS /* List all found images */
111#undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
112#undef CONFIG_CMD_NFS /* NFS support */
113
114#define CONFIG_SYS_NO_FLASH
0297ec7e 115#define CONFIG_HARD_I2C 1
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116#define CONFIG_SYS_I2C_SPEED 100000
117#define CONFIG_SYS_I2C_SLAVE 1
118#define CONFIG_SYS_I2C_BUS 0
119#define CONFIG_SYS_I2C_BUS_SELECT 1
120#define CONFIG_DRIVER_OMAP34XX_I2C 1
121
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122/*
123 * TWL4030
124 */
125#define CONFIG_TWL4030_POWER 1
126#define CONFIG_TWL4030_LED 1
127
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128/*
129 * Board NAND Info.
130 */
131#define CONFIG_NAND_OMAP_GPMC
132#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
133 /* to access nand */
134#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
135 /* to access nand */
136 /* at CS0 */
137#define GPMC_NAND_ECC_LP_x16_LAYOUT 1
138
139#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */
140 /* devices */
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141
142#define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */
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143
144#define CONFIG_JFFS2_NAND
145/* nand device jffs2 lives on */
146#define CONFIG_JFFS2_DEV "nand0"
147/* start of jffs2 partition */
148#define CONFIG_JFFS2_PART_OFFSET 0x680000
149#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */
150 /* partition */
151
152/* Environment information */
153#define CONFIG_BOOTDELAY 1
154
155#define CONFIG_EXTRA_ENV_SETTINGS \
156 "loadaddr=0x82000000\0" \
157 "console=ttyS0,115200n8\0" \
158 "videospec=omapfb:vram:2M,vram:4M\0" \
159 "mmcargs=setenv bootargs console=${console} " \
160 "video=${videospec} " \
161 "root=/dev/mmcblk0p2 rw " \
162 "rootfstype=ext3 rootwait\0" \
163 "nandargs=setenv bootargs console=${console} " \
164 "video=${videospec} " \
165 "root=/dev/mtdblock4 rw " \
166 "rootfstype=jffs2\0" \
167 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
168 "bootscript=echo Running bootscript from mmc ...; " \
74de7aef 169 "source ${loadaddr}\0" \
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170 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
171 "mmcboot=echo Booting from mmc ...; " \
172 "run mmcargs; " \
173 "bootm ${loadaddr}\0" \
174 "nandboot=echo Booting from nand ...; " \
175 "run nandargs; " \
176 "nand read ${loadaddr} 280000 400000; " \
177 "bootm ${loadaddr}\0" \
178
179#define CONFIG_BOOTCOMMAND \
a85693b3 180 "if mmc init; then " \
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181 "if run loadbootscript; then " \
182 "run bootscript; " \
183 "else " \
184 "if run loaduimage; then " \
185 "run mmcboot; " \
186 "else run nandboot; " \
187 "fi; " \
188 "fi; " \
189 "else run nandboot; fi"
190
191#define CONFIG_AUTO_COMPLETE 1
192/*
193 * Miscellaneous configurable options
194 */
195#define V_PROMPT "Pandora # "
196
197#define CONFIG_SYS_LONGHELP /* undef to save memory */
198#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
199#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
200#define CONFIG_SYS_PROMPT V_PROMPT
201#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
202/* Print Buffer Size */
203#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
204 sizeof(CONFIG_SYS_PROMPT) + 16)
205#define CONFIG_SYS_MAXARGS 16 /* max number of command */
206 /* args */
207/* Boot Argument Buffer Size */
208#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
209/* memtest works on */
210#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
211#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
212 0x01F00000) /* 31MB */
213
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214#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
215 /* address */
216
217/*
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218 * OMAP3 has 12 GP timers, they can be driven by the system clock
219 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
220 * This rate is divided by a local divisor.
2be2c6cc 221 */
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222#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
223#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
224#define CONFIG_SYS_HZ 1000
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225
226/*-----------------------------------------------------------------------
227 * Stack sizes
228 *
229 * The stack sizes are set up in start.S using the settings below
230 */
231#define CONFIG_STACKSIZE SZ_128K /* regular stack */
232#ifdef CONFIG_USE_IRQ
233#define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */
234#define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */
235#endif
236
237/*-----------------------------------------------------------------------
238 * Physical Memory Map
239 */
240#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
241#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
242#define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */
243#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
244
245/* SDRAM Bank Allocation method */
246#define SDRC_R_B_C 1
247
248/*-----------------------------------------------------------------------
249 * FLASH and environment organization
250 */
251
252/* **** PISMO SUPPORT *** */
253
254/* Configure the PISMO */
255#define PISMO1_NAND_SIZE GPMC_SIZE_128M
256#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
257
258#define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors on */
259 /* one chip */
260#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
261#define CONFIG_SYS_MONITOR_LEN SZ_256K /* Reserve 2 sectors */
262
263#define CONFIG_SYS_FLASH_BASE boot_flash_base
264
265/* Monitor at start of flash */
266#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
267#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
268
269#define CONFIG_ENV_IS_IN_NAND 1
270#define ONENAND_ENV_OFFSET 0x240000 /* environment starts here */
271#define SMNAND_ENV_OFFSET 0x240000 /* environment starts here */
272
273#define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
274#define CONFIG_ENV_OFFSET boot_flash_off
275#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
276
277/*-----------------------------------------------------------------------
278 * CFI FLASH driver setup
279 */
280/* timeout values are in ticks */
281#define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
282#define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
283
284/* Flash banks JFFS2 should use */
285#define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
286 CONFIG_SYS_MAX_NAND_DEVICE)
287#define CONFIG_SYS_JFFS2_MEM_NAND
288/* use flash_info[2] */
289#define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
290#define CONFIG_SYS_JFFS2_NUM_BANKS 1
291
292#ifndef __ASSEMBLY__
97a099ea 293extern struct gpmc *gpmc_cfg;
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294extern unsigned int boot_flash_base;
295extern volatile unsigned int boot_flash_env_addr;
296extern unsigned int boot_flash_off;
297extern unsigned int boot_flash_sec;
298extern unsigned int boot_flash_type;
299#endif
300
2be2c6cc 301#endif /* __CONFIG_H */