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omap2420-h4: Fix booting from NOR flash
[people/ms/u-boot.git] / include / configs / omap2420h4.h
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1/*
2 * (C) Copyright 2004
3 * Texas Instruments.
4 * Richard Woodruff <r-woodruff2@ti.com>
5 * Kshitij Gupta <kshitij@ti.com>
6 *
7 * Configuration settings for the 242x TI H4 board.
8 *
9 * See file CREDITS for list of people who contributed to this
10 * project.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * MA 02111-1307 USA
26 */
27
28#ifndef __CONFIG_H
29#define __CONFIG_H
30
31/*
32 * High Level Configuration Options
33 */
34#define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */
35#define CONFIG_OMAP 1 /* in a TI OMAP core */
36#define CONFIG_OMAP2420 1 /* which is in a 2420 */
37#define CONFIG_OMAP2420H4 1 /* and on a H4 board */
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38/*#define CONFIG_APTIX 1 #* define if on APTIX test chip */
39/*#define CONFIG_VIRTIO 1 #* Using Virtio simulator */
8ed96046 40
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41#define CONFIG_STANDALONE_LOAD_ADDR 0x80300000
42
289f932c 43/* Clock config to target*/
49a7581c 44#define PRCM_CONFIG_II 1
716c1dcb 45/* #define PRCM_CONFIG_III 1 */
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46
47#include <asm/arch/omap2420.h> /* get chip and board defs */
48
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49/* On H4, NOR and NAND flash are mutual exclusive.
50 Define this if you want to use NAND
51 */
6d0f6bcf 52/*#define CONFIG_SYS_NAND_BOOT */
289f932c 53
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54#ifdef CONFIG_APTIX
55#define V_SCLK 1500000
56#else
57#define V_SCLK 12000000
58#endif
59
60/* input clock of PLL */
61/* the OMAP2420 H4 has 12MHz, 13MHz, or 19.2Mhz crystal input */
62#define CONFIG_SYS_CLK_FREQ V_SCLK
63
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64#define CONFIG_MISC_INIT_R
65
66#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
67#define CONFIG_SETUP_MEMORY_TAGS 1
68#define CONFIG_INITRD_TAG 1
289f932c 69#define CONFIG_REVISION_TAG 1
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70
71/*
72 * Size of malloc() pool
73 */
0e8d1586 74#define CONFIG_ENV_SIZE SZ_128K /* Total Size of Environment Sector */
6d0f6bcf 75#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
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76
77/*
78 * Hardware drivers
79 */
082acfd4 80
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81/*
82 * SMC91c96 Etherent
83 */
ac6b362a 84#define CONFIG_LAN91C96
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85#define CONFIG_LAN91C96_BASE (H4_CS1_BASE+0x300)
86#define CONFIG_LAN91C96_EXT_PHY
87
88/*
89 * NS16550 Configuration
90 */
91#ifdef CONFIG_APTIX
92#define V_NS16550_CLK (6000000) /* 6MHz in current MaxSet */
93#else
94#define V_NS16550_CLK (48000000) /* 48MHz (APLL96/2) */
95#endif
96
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97#define CONFIG_SYS_NS16550
98#define CONFIG_SYS_NS16550_SERIAL
99#define CONFIG_SYS_NS16550_REG_SIZE (-4)
100#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK /* 3MHz (1.5MHz*2) */
101#define CONFIG_SYS_NS16550_COM1 OMAP2420_UART1
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102
103/*
104 * select serial console configuration
105 */
106#define CONFIG_SERIAL1 1 /* UART1 on H4 */
107
108 /*
109 * I2C configuration
110 */
111#define CONFIG_HARD_I2C
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112#define CONFIG_SYS_I2C_SPEED 100000
113#define CONFIG_SYS_I2C_SLAVE 1
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114#define CONFIG_DRIVER_OMAP24XX_I2C
115
116/* allow to overwrite serial and ethaddr */
117#define CONFIG_ENV_OVERWRITE
118#define CONFIG_CONS_INDEX 1
119#define CONFIG_BAUDRATE 115200
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120
121/*
122 * Command line configuration.
123 */
124#include <config_cmd_default.h>
125
6d0f6bcf 126#ifdef CONFIG_SYS_NAND_BOOT
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127 #define CONFIG_CMD_DHCP
128 #define CONFIG_CMD_I2C
129 #define CONFIG_CMD_NAND
130 #define CONFIG_CMD_JFFS2
289f932c 131#else
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132 #define CONFIG_CMD_DHCP
133 #define CONFIG_CMD_I2C
134 #define CONFIG_CMD_JFFS2
135
74de7aef 136 #undef CONFIG_CMD_SOURCE
289f932c 137#endif
8ed96046 138
a5cb2309 139
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140/*
141 * BOOTP options
142 */
143#define CONFIG_BOOTP_SUBNETMASK
144#define CONFIG_BOOTP_GATEWAY
145#define CONFIG_BOOTP_HOSTNAME
146#define CONFIG_BOOTP_BOOTPATH
147
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148#define CONFIG_BOOTDELAY 3
149
150#ifdef NFS_BOOT_DEFAULTS
151#define CONFIG_BOOTARGS "mem=32M console=ttyS0,115200n8 noinitrd root=/dev/nfs rw nfsroot=128.247.77.158:/home/a0384864/wtbu/rootfs ip=dhcp"
152#else
153#define CONFIG_BOOTARGS "root=/dev/ram0 rw mem=32M console=ttyS0,115200n8 initrd=0x80600000,8M ramdisk_size=8192"
154#endif
155
156#define CONFIG_NETMASK 255.255.254.0
157#define CONFIG_IPADDR 128.247.77.90
158#define CONFIG_SERVERIP 128.247.77.158
159#define CONFIG_BOOTFILE "uImage"
160
161/*
162 * Miscellaneous configurable options
163 */
1270ec13 164#define CONFIG_SYS_LONGHELP /* undef to save memory */
8ed96046 165#ifdef CONFIG_APTIX
1270ec13 166# define CONFIG_SYS_PROMPT "OMAP2420 Aptix # "
8ed96046 167#else
1270ec13 168# define CONFIG_SYS_PROMPT "OMAP242x H4 # "
8ed96046 169#endif
6d0f6bcf 170#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
8ed96046 171/* Print Buffer Size */
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172#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
173#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
174#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
8ed96046 175
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176#define CONFIG_SYS_MEMTEST_START (OMAP2420_SDRC_CS0) /* memtest works on */
177#define CONFIG_SYS_MEMTEST_END (OMAP2420_SDRC_CS0+SZ_31M)
8ed96046 178
6d0f6bcf 179#define CONFIG_SYS_LOAD_ADDR (OMAP2420_SDRC_CS0) /* default load address */
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180
181/* The 2420 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by
182 * 32KHz clk, or from external sig. This rate is divided by a local divisor.
183 */
184#ifdef CONFIG_APTIX
81472d89 185#define V_PTV 3
8ed96046 186#else
81472d89 187#define V_PTV 7 /* use with 12MHz/128 */
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188#endif
189
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190#define CONFIG_SYS_TIMERBASE OMAP2420_GPT2
191#define CONFIG_SYS_PTV V_PTV /* 2^(PTV+1) */
192#define CONFIG_SYS_HZ ((CONFIG_SYS_CLK_FREQ)/(2 << CONFIG_SYS_PTV))
8ed96046 193
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194/*-----------------------------------------------------------------------
195 * Physical Memory Map
196 */
197#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
198#define PHYS_SDRAM_1 OMAP2420_SDRC_CS0
199#define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */
200#define PHYS_SDRAM_2 OMAP2420_SDRC_CS1
201
49a7581c 202#define PHYS_FLASH_SECT_SIZE SZ_128K
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203#define PHYS_FLASH_1 H4_CS0_BASE /* Flash Bank #1 */
204#define PHYS_FLASH_SIZE_1 SZ_32M
205#define PHYS_FLASH_2 (H4_CS0_BASE+SZ_32M) /* same cs, 2 chips in series */
206#define PHYS_FLASH_SIZE_2 SZ_32M
8ed96046 207
37129820 208#define PHYS_SRAM 0x4020F800
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209/*-----------------------------------------------------------------------
210 * FLASH and environment organization
211 */
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212#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
213#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
214#define CONFIG_SYS_MAX_FLASH_SECT (259) /* max number of sectors on one chip */
215#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE /* Monitor at beginning of flash */
216#define CONFIG_SYS_MONITOR_LEN SZ_128K /* Reserve 1 sector */
217#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE + PHYS_FLASH_SIZE_1 }
218
219#ifdef CONFIG_SYS_NAND_BOOT
51bfee19 220#define CONFIG_ENV_IS_IN_NAND 1
0e8d1586 221#define CONFIG_ENV_OFFSET 0x80000 /* environment starts here */
289f932c 222#else
47f58a73 223#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + SZ_256K)
5a1aceb0 224#define CONFIG_ENV_IS_IN_FLASH 1
0e8d1586 225#define CONFIG_ENV_SECT_SIZE PHYS_FLASH_SECT_SIZE
6d0f6bcf 226#define CONFIG_ENV_OFFSET ( CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN ) /* Environment after Monitor */
289f932c 227#endif
8ed96046 228
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229/*-----------------------------------------------------------------------
230 * CFI FLASH driver setup
231 */
6d0f6bcf 232#define CONFIG_SYS_FLASH_CFI 1 /* Flash memory is CFI compliant */
00b1883a 233#define CONFIG_FLASH_CFI_DRIVER 1 /* Use drivers/mtd/cfi_flash.c */
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234#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* Use buffered writes (~10x faster) */
235#define CONFIG_SYS_FLASH_PROTECTION 1 /* Use hardware sector protection */
49a7581c 236
8ed96046 237/* timeout values are in ticks */
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238#define CONFIG_SYS_FLASH_ERASE_TOUT (100*CONFIG_SYS_HZ) /* Timeout for Flash Erase */
239#define CONFIG_SYS_FLASH_WRITE_TOUT (100*CONFIG_SYS_HZ) /* Timeout for Flash Write */
289f932c 240
6d0f6bcf 241#define CONFIG_SYS_JFFS2_MEM_NAND
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242
243/*
244 * JFFS2 partitions
245 */
246/* No command line, one static partition, whole device */
68d7d651 247#undef CONFIG_CMD_MTDPARTS
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248#define CONFIG_JFFS2_DEV "nor1"
249#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
250#define CONFIG_JFFS2_PART_OFFSET 0x00000000
251
252/* mtdparts command line support */
253/* Note: fake mtd_id used, no linux mtd map file */
254/*
68d7d651 255#define CONFIG_CMD_MTDPARTS
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256#define MTDIDS_DEFAULT "nor1=omap2420-1"
257#define MTDPARTS_DEFAULT "mtdparts=omap2420-1:-(jffs2)"
258*/
8ed96046 259
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260#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
261#define CONFIG_SYS_INIT_SP_ADDR PHYS_SRAM
262
8ed96046 263#endif /* __CONFIG_H */