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8ed96046 WD |
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 */ | |
082acfd4 WD |
38 | /*#define CONFIG_APTIX 1 #* define if on APTIX test chip */ |
39 | /*#define CONFIG_VIRTIO 1 #* Using Virtio simulator */ | |
8ed96046 | 40 | |
8ae86b76 WD |
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 */ |
8ed96046 WD |
46 | |
47 | #include <asm/arch/omap2420.h> /* get chip and board defs */ | |
48 | ||
289f932c WD |
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 | |
8ed96046 WD |
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 | ||
8ed96046 WD |
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 |
8ed96046 WD |
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) |
8ed96046 WD |
76 | |
77 | /* | |
78 | * Hardware drivers | |
79 | */ | |
082acfd4 | 80 | |
8ed96046 WD |
81 | /* |
82 | * SMC91c96 Etherent | |
83 | */ | |
ac6b362a | 84 | #define CONFIG_LAN91C96 |
8ed96046 WD |
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 | ||
6d0f6bcf JCPV |
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 | |
8ed96046 WD |
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 | |
6d0f6bcf JCPV |
112 | #define CONFIG_SYS_I2C_SPEED 100000 |
113 | #define CONFIG_SYS_I2C_SLAVE 1 | |
8ed96046 WD |
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 | |
a5cb2309 JL |
120 | |
121 | /* | |
122 | * Command line configuration. | |
123 | */ | |
124 | #include <config_cmd_default.h> | |
125 | ||
6d0f6bcf | 126 | #ifdef CONFIG_SYS_NAND_BOOT |
a5cb2309 JL |
127 | #define CONFIG_CMD_DHCP |
128 | #define CONFIG_CMD_I2C | |
129 | #define CONFIG_CMD_NAND | |
130 | #define CONFIG_CMD_JFFS2 | |
289f932c | 131 | #else |
a5cb2309 JL |
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 | |
d3b8c1a7 JL |
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 | ||
8ed96046 WD |
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 */ |
6d0f6bcf JCPV |
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 | |
6d0f6bcf JCPV |
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 */ |
8ed96046 WD |
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 */ |
8ed96046 WD |
188 | #endif |
189 | ||
81472d89 LM |
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 | |
8ed96046 WD |
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 |
8ed96046 WD |
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 |
8ed96046 WD |
209 | /*----------------------------------------------------------------------- |
210 | * FLASH and environment organization | |
211 | */ | |
6d0f6bcf JCPV |
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 | |
49a7581c WD |
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 */ |
6d0f6bcf JCPV |
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 */ |
6d0f6bcf JCPV |
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 |
700a0c64 WD |
242 | |
243 | /* | |
244 | * JFFS2 partitions | |
245 | */ | |
246 | /* No command line, one static partition, whole device */ | |
68d7d651 | 247 | #undef CONFIG_CMD_MTDPARTS |
700a0c64 WD |
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 |
700a0c64 WD |
256 | #define MTDIDS_DEFAULT "nor1=omap2420-1" |
257 | #define MTDPARTS_DEFAULT "mtdparts=omap2420-1:-(jffs2)" | |
258 | */ | |
8ed96046 | 259 | |
37129820 A |
260 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 |
261 | #define CONFIG_SYS_INIT_SP_ADDR PHYS_SRAM | |
262 | ||
8ed96046 | 263 | #endif /* __CONFIG_H */ |