2 * (C) Copyright 2006-2009
4 * Richard Woodruff <r-woodruff2@ti.com>
5 * Syed Mohammed Khasim <x0khasim@ti.com>
6 * Nishanth Menon <nm@ti.com>
7 * Tom Rix <Tom.Rix@windriver.com>
9 * Configuration settings for the TI OMAP3430 Zoom II board.
11 * See file CREDITS for list of people who contributed to this
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
32 #include <asm/sizes.h>
35 * High Level Configuration Options
37 #define CONFIG_ARMCORTEXA8 1 /* This is an ARM V7 CPU core */
38 #define CONFIG_OMAP 1 /* in a TI OMAP core */
39 #define CONFIG_OMAP34XX 1 /* which is a 34XX */
40 #define CONFIG_OMAP3430 1 /* which is in a 3430 */
41 #define CONFIG_OMAP3_ZOOM2 1 /* working with Zoom II */
43 #include <asm/arch/cpu.h> /* get chip and board defs */
44 #include <asm/arch/omap3.h>
47 #define V_OSCK 26000000 /* Clock output from T2 */
48 #define V_SCLK (V_OSCK >> 1)
50 #undef CONFIG_USE_IRQ /* no support for IRQs */
51 #define CONFIG_MISC_INIT_R
53 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
54 #define CONFIG_SETUP_MEMORY_TAGS 1
55 #define CONFIG_INITRD_TAG 1
56 #define CONFIG_REVISION_TAG 1
59 * Size of malloc() pool
61 #define CONFIG_ENV_SIZE SZ_128K /* Total Size Environment */
63 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
64 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */
71 * NS16550 Configuration
72 * Zoom2 uses the TL16CP754C on the debug board
74 #define CONFIG_SERIAL_MULTI 1
76 * 0 - 1 : first USB with respect to the left edge of the debug board
77 * 2 - 3 : second USB with respect to the left edge of the debug board
79 #define ZOOM2_DEFAULT_SERIAL_DEVICE (&zoom2_serial_device0)
81 #define V_NS16550_CLK (1843200) /* 1.8432 Mhz */
83 #define CONFIG_SYS_NS16550
84 #define CONFIG_SYS_NS16550_REG_SIZE (-2)
85 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
86 #define CONFIG_BAUDRATE 115200
87 #define CONFIG_SYS_BAUDRATE_TABLE {115200}
89 /* allow to overwrite serial and ethaddr */
90 #define CONFIG_ENV_OVERWRITE
93 #define CONFIG_OMAP3_MMC 1
94 #define CONFIG_DOS_PARTITION 1
96 /* commands to include */
97 #include <config_cmd_default.h>
99 #define CONFIG_CMD_FAT /* FAT support */
100 #define CONFIG_CMD_I2C /* I2C serial bus support */
101 #define CONFIG_CMD_MMC /* MMC support */
102 #define CONFIG_CMD_NAND /* NAND support */
103 #define CONFIG_CMD_NAND_LOCK_UNLOCK /* Enable lock/unlock support */
105 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
106 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */
107 #undef CONFIG_CMD_IMI /* iminfo */
108 #undef CONFIG_CMD_IMLS /* List all found images */
109 #undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
110 #undef CONFIG_CMD_NFS /* NFS support */
112 #define CONFIG_SYS_NO_FLASH
113 #define CONFIG_SYS_I2C_SPEED 100000
114 #define CONFIG_SYS_I2C_SLAVE 1
115 #define CONFIG_SYS_I2C_BUS 0
116 #define CONFIG_SYS_I2C_BUS_SELECT 1
117 #define CONFIG_DRIVER_OMAP34XX_I2C 1
122 #define CONFIG_NAND_OMAP_GPMC
123 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
125 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
126 /* to access nand at */
128 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1
129 #define CONFIG_SYS_MAX_NAND_DEVICE 1
131 /* Environment information */
132 #define CONFIG_BOOTDELAY 10
135 * Miscellaneous configurable options
138 #define CONFIG_SYS_PROMPT "OMAP3 Zoom2 # "
139 #define CONFIG_SYS_LONGHELP
140 #define CONFIG_SYS_CBSIZE 256
141 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
142 sizeof(CONFIG_SYS_PROMPT) + 16)
143 #define CONFIG_SYS_MAXARGS 16
144 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
145 /* Memtest from start of memory to 31MB */
146 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
147 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + 0x01F00000)
148 /* The default load address is the start of memory */
149 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0)
150 /* everything, incl board info, in Hz */
151 #undef CONFIG_SYS_CLKS_IN_HZ
153 * 2430 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by
154 * 32KHz clk, or from external sig. This rate is divided by a local divisor.
156 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2)
157 #define CONFIG_SYS_PTV 7 /* 2^(PTV+1) */
158 #define CONFIG_SYS_HZ ((V_SCLK) / (2 << CONFIG_SYS_PTV))
160 /*-----------------------------------------------------------------------
163 * The stack sizes are set up in start.S using these settings
165 #define CONFIG_STACKSIZE SZ_128K
166 #ifdef CONFIG_USE_IRQ
167 #define CONFIG_STACKSIZE_IRQ SZ_4K
168 #define CONFIG_STACKSIZE_FIQ SZ_4K
171 /*-----------------------------------------------------------------------
172 * Physical Memory Map
174 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
175 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
176 #define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */
177 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
179 /* SDRAM Bank Allocation method */
182 /*-----------------------------------------------------------------------
183 * FLASH and environment organization
186 /* **** PISMO SUPPORT *** */
188 /* Configure the PISMO */
189 #define PISMO1_NAND_SIZE GPMC_SIZE_128M
190 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M
192 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors on */
194 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
195 #define CONFIG_SYS_MONITOR_LEN SZ_256K /* Reserve 2 sectors */
197 #define CONFIG_SYS_FLASH_BASE boot_flash_base
199 /* Monitor at start of flash */
200 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
202 #define CONFIG_ENV_IS_IN_NAND 1
203 #define SMNAND_ENV_OFFSET 0x0c0000 /* environment starts here */
205 #define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec
206 #define CONFIG_ENV_OFFSET boot_flash_off
207 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
209 /*-----------------------------------------------------------------------
210 * CFI FLASH driver setup
212 /* timeout values are in ticks */
213 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ)
214 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ)
217 extern gpmc_csx_t *nand_cs_base;
218 extern gpmc_t *gpmc_cfg_base;
219 extern unsigned int boot_flash_base;
220 extern volatile unsigned int boot_flash_env_addr;
221 extern unsigned int boot_flash_off;
222 extern unsigned int boot_flash_sec;
223 extern unsigned int boot_flash_type;
226 #endif /* __CONFIG_H */