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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
49/* Clock Defines */
50#define V_OSCK 26000000 /* Clock output from T2 */
51#define V_SCLK (V_OSCK >> 1)
52
53#undef CONFIG_USE_IRQ /* no support for IRQs */
54#define CONFIG_MISC_INIT_R
55
56#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
57#define CONFIG_SETUP_MEMORY_TAGS 1
58#define CONFIG_INITRD_TAG 1
59#define CONFIG_REVISION_TAG 1
60
61/*
62 * Size of malloc() pool
63 */
64#define CONFIG_ENV_SIZE SZ_128K /* Total Size Environment */
65 /* Sector */
66#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
67#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
68 /* initial data */
69
70/*
71 * Hardware drivers
72 */
73
74/*
75 * NS16550 Configuration
76 */
77#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
78
79#define CONFIG_SYS_NS16550
80#define CONFIG_SYS_NS16550_SERIAL
81#define CONFIG_SYS_NS16550_REG_SIZE (-4)
82#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
83
84/*
85 * select serial console configuration
86 */
87#define CONFIG_CONS_INDEX 1
88#define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1
89#define CONFIG_SERIAL1 1 /* UART1 on OMAP3 EVM */
90
91/* allow to overwrite serial and ethaddr */
92#define CONFIG_ENV_OVERWRITE
93#define CONFIG_BAUDRATE 115200
94#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
95 115200}
96#define CONFIG_MMC 1
97#define CONFIG_OMAP3_MMC 1
98#define CONFIG_DOS_PARTITION 1
99
100/* commands to include */
101#include <config_cmd_default.h>
102
103#define CONFIG_CMD_EXT2 /* EXT2 Support */
104#define CONFIG_CMD_FAT /* FAT support */
105#define CONFIG_CMD_JFFS2 /* JFFS2 Support */
106
107#define CONFIG_CMD_I2C /* I2C serial bus support */
108#define CONFIG_CMD_MMC /* MMC support */
109#define CONFIG_CMD_ONENAND /* ONENAND support */
110#define CONFIG_CMD_DHCP
111#define CONFIG_CMD_PING
112
113#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
114#undef CONFIG_CMD_FPGA /* FPGA configuration Support */
115#undef CONFIG_CMD_IMI /* iminfo */
116#undef CONFIG_CMD_IMLS /* List all found images */
117
118#define CONFIG_SYS_NO_FLASH
119#define CONFIG_SYS_I2C_SPEED 100000
120#define CONFIG_SYS_I2C_SLAVE 1
121#define CONFIG_SYS_I2C_BUS 0
122#define CONFIG_SYS_I2C_BUS_SELECT 1
123#define CONFIG_DRIVER_OMAP34XX_I2C 1
124
125/*
126 * Board NAND Info.
127 */
128#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
129 /* to access nand */
130#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
131 /* to access */
132 /* nand at CS0 */
133
134#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
135 /* NAND devices */
136#define SECTORSIZE 512
137
138#define NAND_ALLOW_ERASE_ALL
139#define ADDR_COLUMN 1
140#define ADDR_PAGE 2
141#define ADDR_COLUMN_PAGE 3
142
143#define NAND_ChipID_UNKNOWN 0x00
144#define NAND_MAX_FLOORS 1
145#define NAND_MAX_CHIPS 1
146#define NAND_NO_RB 1
147#define CONFIG_SYS_NAND_WP
148
149#define CONFIG_JFFS2_NAND
150/* nand device jffs2 lives on */
151#define CONFIG_JFFS2_DEV "nand0"
152/* start of jffs2 partition */
153#define CONFIG_JFFS2_PART_OFFSET 0x680000
154#define CONFIG_JFFS2_PART_SIZE 0xf980000 /* sz of jffs2 part */
155
156/* Environment information */
157#define CONFIG_BOOTDELAY 10
158
159#define CONFIG_EXTRA_ENV_SETTINGS \
160 "loadaddr=0x82000000\0" \
161 "console=ttyS2,115200n8\0" \
162 "mmcargs=setenv bootargs console=${console} " \
163 "root=/dev/mmcblk0p2 rw " \
164 "rootfstype=ext3 rootwait\0" \
165 "nandargs=setenv bootargs console=${console} " \
166 "root=/dev/mtdblock4 rw " \
167 "rootfstype=jffs2\0" \
168 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \
169 "bootscript=echo Running bootscript from mmc ...; " \
170 "autoscr ${loadaddr}\0" \
171 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \
172 "mmcboot=echo Booting from mmc ...; " \
173 "run mmcargs; " \
174 "bootm ${loadaddr}\0" \
175 "nandboot=echo Booting from nand ...; " \
176 "run nandargs; " \
177 "onenand read ${loadaddr} 280000 400000; " \
178 "bootm ${loadaddr}\0" \
179
180#define CONFIG_BOOTCOMMAND \
181 "if mmcinit; then " \
182 "if run loadbootscript; then " \
183 "run bootscript; " \
184 "else " \
185 "if run loaduimage; then " \
186 "run mmcboot; " \
187 "else run nandboot; " \
188 "fi; " \
189 "fi; " \
190 "else run nandboot; fi"
191
192#define CONFIG_AUTO_COMPLETE 1
193/*
194 * Miscellaneous configurable options
195 */
196#define V_PROMPT "OMAP3_EVM # "
197
198#define CONFIG_SYS_LONGHELP /* undef to save memory */
199#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
200#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
201#define CONFIG_SYS_PROMPT V_PROMPT
202#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
203/* Print Buffer Size */
204#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
205 sizeof(CONFIG_SYS_PROMPT) + 16)
206#define CONFIG_SYS_MAXARGS 16 /* max number of command */
207 /* args */
208/* Boot Argument Buffer Size */
209#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
210/* memtest works on */
211#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
212#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
213 0x01F00000) /* 31MB */
214
215#undef CONFIG_SYS_CLKS_IN_HZ /* everything, incl board info, */
216 /* in Hz */
217
218#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
219 /* address */
220
221/*
222 * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by
223 * 32KHz clk, or from external sig. This rate is divided by a local divisor.
224 */
225#define V_PVT 7
226
227#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
228#define CONFIG_SYS_PVT V_PVT /* 2^(pvt+1) */
229#define CONFIG_SYS_HZ ((V_SCLK) / (2 << CONFIG_SYS_PVT))
230
231/*-----------------------------------------------------------------------
232 * Stack sizes
233 *
234 * The stack sizes are set up in start.S using the settings below
235 */
236#define CONFIG_STACKSIZE SZ_128K /* regular stack */
237#ifdef CONFIG_USE_IRQ
238#define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */
239#define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */
240#endif
241
242/*-----------------------------------------------------------------------
243 * Physical Memory Map
244 */
245#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
246#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
247#define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */
248#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
249
250/* SDRAM Bank Allocation method */
251#define SDRC_R_B_C 1
252
253/*-----------------------------------------------------------------------
254 * FLASH and environment organization
255 */
256
257/* **** PISMO SUPPORT *** */
258
259/* Configure the PISMO */
260#define PISMO1_NAND_SIZE GPMC_SIZE_128M
261#define PISMO1_ONEN_SIZE GPMC_SIZE_128M
262
263#define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
264 /* on one chip */
265#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
266#define CONFIG_SYS_MONITOR_LEN SZ_256K /* Reserve 2 sectors */
267
268#define CONFIG_SYS_FLASH_BASE boot_flash_base
269
270/* Monitor at start of flash */
271#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
272#define CONFIG_SYS_ONENAND_BASE ONENAND_MAP
273
274#define CONFIG_ENV_IS_IN_ONENAND 1
275#define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */
276#define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
277
278#define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
279#define CONFIG_ENV_OFFSET boot_flash_off
280#define CONFIG_ENV_ADDR boot_flash_env_addr
281
282/*-----------------------------------------------------------------------
283 * CFI FLASH driver setup
284 */
285/* timeout values are in ticks */
286#define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
287#define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
288
289/* Flash banks JFFS2 should use */
290#define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \
291 CONFIG_SYS_MAX_NAND_DEVICE)
292#define CONFIG_SYS_JFFS2_MEM_NAND
293/* use flash_info[2] */
294#define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS
295#define CONFIG_SYS_JFFS2_NUM_BANKS 1
296
297#ifndef __ASSEMBLY__
298extern gpmc_csx_t *nand_cs_base;
299extern gpmc_t *gpmc_cfg_base;
300extern unsigned int boot_flash_base;
301extern volatile unsigned int boot_flash_env_addr;
302extern unsigned int boot_flash_off;
303extern unsigned int boot_flash_sec;
304extern unsigned int boot_flash_type;
305#endif
306
307
308#define WRITE_NAND_COMMAND(d, adr)\
309 writel(d, &nand_cs_base->nand_cmd)
310#define WRITE_NAND_ADDRESS(d, adr)\
311 writel(d, &nand_cs_base->nand_adr)
312#define WRITE_NAND(d, adr) writew(d, &nand_cs_base->nand_dat)
313#define READ_NAND(adr) readl(&nand_cs_base->nand_dat)
314
315/* Other NAND Access APIs */
316#define NAND_WP_OFF() do {readl(&gpmc_cfg_base->config) |= GPMC_CONFIG_WP; } \
317 while (0)
318#define NAND_WP_ON() do {readl(&gpmc_cfg_base->config) &= ~GPMC_CONFIG_WP; } \
319 while (0)
320#define NAND_DISABLE_CE(nand)
321#define NAND_ENABLE_CE(nand)
322#define NAND_WAIT_READY(nand) udelay(10)
323
324/*----------------------------------------------------------------------------
325 * SMSC9115 Ethernet from SMSC9118 family
326 *----------------------------------------------------------------------------
327 */
328#if defined(CONFIG_CMD_NET)
329
330#define CONFIG_DRIVER_SMC911X
331#define CONFIG_DRIVER_SMC911X_32_BIT
332#define CONFIG_DRIVER_SMC911X_BASE 0x2C000000
333
334#endif /* (CONFIG_CMD_NET) */
335
336/*
337 * BOOTP fields
338 */
339
340#define CONFIG_BOOTP_SUBNETMASK 0x00000001
341#define CONFIG_BOOTP_GATEWAY 0x00000002
342#define CONFIG_BOOTP_HOSTNAME 0x00000004
343#define CONFIG_BOOTP_BOOTPATH 0x00000010
344
345#endif /* __CONFIG_H */