2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian@popies.net>
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,
34 * SoC must be defined first, before hardware.h is included.
35 * In this case SoC is defined in boards.cfg.
37 #include <asm/hardware.h>
39 #if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9G20_NANDFLASH)
40 #define CONFIG_ENV_IS_IN_NAND
42 #define CONFIG_ENV_IS_IN_EEPROM
45 /* Define actual evaluation board type from used processor type */
46 #ifdef CONFIG_AT91SAM9G20
47 # define CONFIG_TNY_A9G20
48 # define MACH_TYPE_TNY_A9G20 2059
49 # define CONFIG_MACH_TYPE MACH_TYPE_TNY_A9G20
51 # define CONFIG_TNY_A9260
52 # define MACH_TYPE_TNY_A9260 2058
53 # define CONFIG_MACH_TYPE MACH_TYPE_TNY_A9260
56 /* ARM asynchronous clock */
57 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
58 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */
59 #define CONFIG_SYS_HZ 1000
61 #define CONFIG_ARCH_CPU_INIT
62 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
63 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
64 #define CONFIG_SETUP_MEMORY_TAGS
65 #define CONFIG_INITRD_TAG
66 #define CONFIG_SKIP_LOWLEVEL_INIT
71 #define CONFIG_ATMEL_LEGACY
72 #define CONFIG_AT91_GPIO
74 #define CONFIG_ATMEL_USART
75 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
76 #define CONFIG_USART_ID ATMEL_ID_SYS
77 #define CONFIG_BAUDRATE 115200
79 #define CONFIG_BOOTDELAY 3
82 * Command line configuration.
84 #include <config_cmd_default.h>
86 #undef CONFIG_CMD_FPGA
88 #undef CONFIG_CMD_IMLS
89 #undef CONFIG_CMD_LOADS
92 #undef CONFIG_CMD_SOURCE
96 #define CONFIG_NR_DRAM_BANKS 1
97 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
98 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 /* 64 megs */
99 # define CONFIG_SYS_INIT_SP_ADDR \
100 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
104 #define CONFIG_CMD_SPI
105 #define CONFIG_ATMEL_SPI
106 #define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ)
108 #define CONFIG_CMD_EEPROM
109 #define CONFIG_SPI_M95XXX
110 #define CONFIG_SYS_EEPROM_SIZE 0x10000
111 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
114 #define CONFIG_CMD_NAND
115 #define CONFIG_NAND_ATMEL
116 #define CONFIG_SYS_MAX_NAND_DEVICE 1
117 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
118 #define CONFIG_SYS_NAND_DBW_8
119 /* our ALE is AD21 */
120 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
121 /* our CLE is AD22 */
122 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
123 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
124 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
126 /* NOR flash - no real flash on this board */
127 #define CONFIG_SYS_NO_FLASH
129 #define CONFIG_DOS_PARTITION
130 #define CONFIG_CMD_FAT
132 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
134 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
135 #define CONFIG_SYS_MEMTEST_END 0x23e00000
137 /* Env in EEPROM, bootstrap + u-boot in NAND*/
138 #ifdef CONFIG_ENV_IS_IN_EEPROM
139 #define CONFIG_ENV_OFFSET 0x20
140 #define CONFIG_ENV_SIZE 0x1000
143 /* Env, bootstrap and u-boot in NAND */
144 #ifdef CONFIG_ENV_IS_IN_NAND
145 #define CONFIG_ENV_OFFSET 0x60000
146 #define CONFIG_ENV_OFFSET_REDUND 0x80000
147 #define CONFIG_ENV_SIZE 0x20000
150 #define CONFIG_BOOTCOMMAND "nboot 0x21000000 0 400000"
151 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \
152 "root=/dev/mtdblock1 " \
153 "mtdparts=atmel_nand:16M(kernel)ro," \
154 "120M(rootfs),-(other) " \
155 "rw rootfstype=jffs2"
157 #define CONFIG_SYS_PROMPT "U-Boot> "
158 #define CONFIG_SYS_CBSIZE 256
159 #define CONFIG_SYS_MAXARGS 16
160 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
161 #define CONFIG_SYS_LONGHELP
162 #define CONFIG_CMDLINE_EDITING
165 * Size of malloc() pool
167 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000)
169 #define CONFIG_STACKSIZE (32 * 1024) /* regular stack */
171 #ifdef CONFIG_USE_IRQ
172 #error CONFIG_USE_IRQ not supported