4 * Richard Woodruff <r-woodruff2@ti.com>
5 * Kshitij Gupta <kshitij@ti.com>
7 * Configuration settings for the 242x TI H4 board.
9 * See file CREDITS for list of people who contributed to this
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.
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.
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,
32 * High Level Configuration Options
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 */
38 /*#define CONFIG_APTIX 1 #* define if on APTIX test chip */
39 /*#define CONFIG_VIRTIO 1 #* Using Virtio simulator */
41 #define CONFIG_STANDALONE_LOAD_ADDR 0x80300000
43 /* Clock config to target*/
44 #define PRCM_CONFIG_II 1
45 /* #define PRCM_CONFIG_III 1 */
47 #include <asm/arch/omap2420.h> /* get chip and board defs */
49 /* On H4, NOR and NAND flash are mutual exclusive.
50 Define this if you want to use NAND
52 /*#define CONFIG_SYS_NAND_BOOT */
55 #define V_SCLK 1500000
57 #define V_SCLK 12000000
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
64 #define CONFIG_MISC_INIT_R
66 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
67 #define CONFIG_SETUP_MEMORY_TAGS 1
68 #define CONFIG_INITRD_TAG 1
69 #define CONFIG_REVISION_TAG 1
70 #define CONFIG_OF_LIBFDT
73 * Size of malloc() pool
75 #define CONFIG_ENV_SIZE SZ_128K /* Total Size of Environment Sector */
76 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
85 #define CONFIG_LAN91C96
86 #define CONFIG_LAN91C96_BASE (H4_CS1_BASE+0x300)
87 #define CONFIG_LAN91C96_EXT_PHY
90 * NS16550 Configuration
93 #define V_NS16550_CLK (6000000) /* 6MHz in current MaxSet */
95 #define V_NS16550_CLK (48000000) /* 48MHz (APLL96/2) */
98 #define CONFIG_SYS_NS16550
99 #define CONFIG_SYS_NS16550_SERIAL
100 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
101 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK /* 3MHz (1.5MHz*2) */
102 #define CONFIG_SYS_NS16550_COM1 OMAP2420_UART1
105 * select serial console configuration
107 #define CONFIG_SERIAL1 1 /* UART1 on H4 */
112 #define CONFIG_HARD_I2C
113 #define CONFIG_SYS_I2C_SPEED 100000
114 #define CONFIG_SYS_I2C_SLAVE 1
115 #define CONFIG_DRIVER_OMAP24XX_I2C
117 /* allow to overwrite serial and ethaddr */
118 #define CONFIG_ENV_OVERWRITE
119 #define CONFIG_CONS_INDEX 1
120 #define CONFIG_BAUDRATE 115200
123 * Command line configuration.
125 #include <config_cmd_default.h>
127 #ifdef CONFIG_SYS_NAND_BOOT
128 #define CONFIG_CMD_DHCP
129 #define CONFIG_CMD_I2C
130 #define CONFIG_CMD_NAND
131 #define CONFIG_CMD_JFFS2
133 #define CONFIG_CMD_DHCP
134 #define CONFIG_CMD_I2C
135 #define CONFIG_CMD_JFFS2
137 #undef CONFIG_CMD_SOURCE
144 #define CONFIG_BOOTP_SUBNETMASK
145 #define CONFIG_BOOTP_GATEWAY
146 #define CONFIG_BOOTP_HOSTNAME
147 #define CONFIG_BOOTP_BOOTPATH
149 #define CONFIG_BOOTDELAY 3
151 #ifdef NFS_BOOT_DEFAULTS
152 #define CONFIG_BOOTARGS "mem=32M console=ttyS0,115200n8 noinitrd root=/dev/nfs rw nfsroot=128.247.77.158:/home/a0384864/wtbu/rootfs ip=dhcp"
154 #define CONFIG_BOOTARGS "root=/dev/ram0 rw mem=32M console=ttyS0,115200n8 initrd=0x80600000,8M ramdisk_size=8192"
157 #define CONFIG_NETMASK 255.255.254.0
158 #define CONFIG_IPADDR 128.247.77.90
159 #define CONFIG_SERVERIP 128.247.77.158
160 #define CONFIG_BOOTFILE "uImage"
163 * Miscellaneous configurable options
165 #define CONFIG_SYS_LONGHELP /* undef to save memory */
167 # define CONFIG_SYS_PROMPT "OMAP2420 Aptix # "
169 # define CONFIG_SYS_PROMPT "OMAP242x H4 # "
171 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
172 /* Print Buffer Size */
173 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
174 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
175 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
177 #define CONFIG_SYS_MEMTEST_START (OMAP2420_SDRC_CS0) /* memtest works on */
178 #define CONFIG_SYS_MEMTEST_END (OMAP2420_SDRC_CS0+SZ_31M)
180 #define CONFIG_SYS_LOAD_ADDR (OMAP2420_SDRC_CS0) /* default load address */
182 /* The 2420 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by
183 * 32KHz clk, or from external sig. This rate is divided by a local divisor.
188 #define V_PTV 7 /* use with 12MHz/128 */
191 #define CONFIG_SYS_TIMERBASE OMAP2420_GPT2
192 #define CONFIG_SYS_PTV V_PTV /* 2^(PTV+1) */
193 #define CONFIG_SYS_HZ 1000
195 /*-----------------------------------------------------------------------
196 * Physical Memory Map
198 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
199 #define PHYS_SDRAM_1 OMAP2420_SDRC_CS0
200 #define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */
201 #define PHYS_SDRAM_2 OMAP2420_SDRC_CS1
203 #define PHYS_FLASH_SECT_SIZE SZ_128K
204 #define PHYS_FLASH_1 H4_CS0_BASE /* Flash Bank #1 */
205 #define PHYS_FLASH_SIZE_1 SZ_32M
206 #define PHYS_FLASH_2 (H4_CS0_BASE+SZ_32M) /* same cs, 2 chips in series */
207 #define PHYS_FLASH_SIZE_2 SZ_32M
209 #define PHYS_SRAM 0x4020F800
210 /*-----------------------------------------------------------------------
211 * FLASH and environment organization
213 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
214 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
215 #define CONFIG_SYS_MAX_FLASH_SECT (259) /* max number of sectors on one chip */
216 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE /* Monitor at beginning of flash */
217 #define CONFIG_SYS_MONITOR_LEN SZ_128K /* Reserve 1 sector */
218 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE + PHYS_FLASH_SIZE_1 }
220 #ifdef CONFIG_SYS_NAND_BOOT
221 #define CONFIG_ENV_IS_IN_NAND 1
222 #define CONFIG_ENV_OFFSET 0x80000 /* environment starts here */
224 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + SZ_256K)
225 #define CONFIG_ENV_IS_IN_FLASH 1
226 #define CONFIG_ENV_SECT_SIZE PHYS_FLASH_SECT_SIZE
227 #define CONFIG_ENV_OFFSET ( CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN ) /* Environment after Monitor */
230 /*-----------------------------------------------------------------------
231 * CFI FLASH driver setup
233 #define CONFIG_SYS_FLASH_CFI 1 /* Flash memory is CFI compliant */
234 #define CONFIG_FLASH_CFI_DRIVER 1 /* Use drivers/mtd/cfi_flash.c */
235 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* Use buffered writes (~10x faster) */
236 #define CONFIG_SYS_FLASH_PROTECTION 1 /* Use hardware sector protection */
238 /* timeout values are in ticks */
239 #define CONFIG_SYS_FLASH_ERASE_TOUT (100*CONFIG_SYS_HZ) /* Timeout for Flash Erase */
240 #define CONFIG_SYS_FLASH_WRITE_TOUT (100*CONFIG_SYS_HZ) /* Timeout for Flash Write */
242 #define CONFIG_SYS_JFFS2_MEM_NAND
247 /* No command line, one static partition, whole device */
248 #undef CONFIG_CMD_MTDPARTS
249 #define CONFIG_JFFS2_DEV "nor1"
250 #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
251 #define CONFIG_JFFS2_PART_OFFSET 0x00000000
253 /* mtdparts command line support */
254 /* Note: fake mtd_id used, no linux mtd map file */
256 #define CONFIG_CMD_MTDPARTS
257 #define MTDIDS_DEFAULT "nor1=omap2420-1"
258 #define MTDPARTS_DEFAULT "mtdparts=omap2420-1:-(jffs2)"
261 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
262 #define CONFIG_SYS_INIT_SP_ADDR PHYS_SRAM
264 #endif /* __CONFIG_H */