2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian.pop@leadtechdesign.com>
4 * Lead Tech Design <www.leadtechdesign.com>
7 * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com>
9 * Configuation settings for the Calao TNY-A9260 and TNY-A9G20 boards
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,
33 #if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9260_EEPROM)
34 #define CONFIG_TNY_A9260
35 #elif defined(CONFIG_TNY_A9G20_NANDFLASH) || defined(CONFIG_TNY_A9G20_EEPROM)
36 #define CONFIG_TNY_A9G20
39 #ifdef CONFIG_TNY_A9260
40 #define CONFIG_AT91SAM9260
42 #define CONFIG_AT91SAM9G20
45 #if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9G20_NANDFLASH)
46 #define CONFIG_ENV_IS_IN_NAND
48 #define CONFIG_ENV_IS_IN_EEPROM
51 /* ARM asynchronous clock */
52 #define AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */
53 #define CONFIG_SYS_HZ 1000
55 #define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
56 #define CONFIG_ARCH_CPU_INIT
57 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
59 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
60 #define CONFIG_SETUP_MEMORY_TAGS 1
61 #define CONFIG_INITRD_TAG 1
63 #define CONFIG_SKIP_LOWLEVEL_INIT
64 #define CONFIG_SKIP_RELOCATE_UBOOT
69 #define CONFIG_ATMEL_USART 1
73 #define CONFIG_USART3 1 /* USART 3 is DBGU */
75 #define CONFIG_BOOTDELAY 3
78 * Command line configuration.
80 #include <config_cmd_default.h>
82 #undef CONFIG_CMD_FPGA
84 #undef CONFIG_CMD_IMLS
85 #undef CONFIG_CMD_LOADS
87 #undef CONFIG_CMD_SOURCE
91 #define CONFIG_NR_DRAM_BANKS 1
92 #define PHYS_SDRAM 0x20000000
93 #define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */
97 #define CONFIG_CMD_SPI
98 #define CONFIG_ATMEL_SPI
99 #define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ)
101 #define CONFIG_CMD_EEPROM
102 #define CONFIG_SPI_M95XXX
103 #define CONFIG_SYS_EEPROM_SIZE 0x10000
104 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
107 #define CONFIG_CMD_NAND
108 #define CONFIG_NAND_ATMEL
109 #define CONFIG_SYS_MAX_NAND_DEVICE 1
110 #define CONFIG_SYS_NAND_BASE 0x40000000
111 #define CONFIG_SYS_NAND_DBW_8 1
112 /* our ALE is AD21 */
113 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
114 /* our CLE is AD22 */
115 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
116 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
117 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
119 /* NOR flash - no real flash on this board */
120 #define CONFIG_SYS_NO_FLASH 1
122 #define CONFIG_DOS_PARTITION 1
123 #define CONFIG_CMD_FAT 1
125 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
127 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
128 #define CONFIG_SYS_MEMTEST_END 0x23e00000
130 /* Env in EEPROM, bootstrap + u-boot in NAND*/
131 #ifdef CONFIG_ENV_IS_IN_EEPROM
132 #define CONFIG_ENV_OFFSET 0x20
133 #define CONFIG_ENV_SIZE 0x1000
136 /* Env, bootstrap and u-boot in NAND */
137 #ifdef CONFIG_ENV_IS_IN_NAND
138 #define CONFIG_ENV_OFFSET 0x60000
139 #define CONFIG_ENV_OFFSET_REDUND 0x80000
140 #define CONFIG_ENV_SIZE 0x20000
143 #define CONFIG_BOOTCOMMAND "nboot 0x21000000 0 400000"
144 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
145 "root=/dev/mtdblock1 " \
146 "mtdparts=atmel_nand:16M(kernel)ro," \
147 "120M(rootfs),-(other) " \
148 "rw rootfstype=jffs2"
150 #define CONFIG_BAUDRATE 115200
151 #define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
153 #define CONFIG_SYS_PROMPT "U-Boot> "
154 #define CONFIG_SYS_CBSIZE 256
155 #define CONFIG_SYS_MAXARGS 16
156 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
157 #define CONFIG_SYS_LONGHELP 1
158 #define CONFIG_CMDLINE_EDITING 1
161 * Size of malloc() pool
163 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000)
164 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* 128 bytes for initial data */
166 #define CONFIG_STACKSIZE (32 * 1024) /* regular stack */
168 #ifdef CONFIG_USE_IRQ
169 #error CONFIG_USE_IRQ not supported