2 * Copyright (C) 2007 Atmel Corporation
4 * Configuration settings for the ATSTK1003 CPU daughterboard
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 #include <asm/arch/hardware.h>
31 #define CONFIG_AT32AP7001
32 #define CONFIG_ATSTK1003
33 #define CONFIG_ATSTK1000
36 * Timer clock frequency. We're using the CPU-internal COUNT register
37 * for this, so this is equivalent to the CPU core clock frequency
39 #define CONFIG_SYS_HZ 1000
42 * Set up the PLL to run at 140 MHz, the CPU to run at the PLL
43 * frequency, the HSB and PBB at 1/2, and the PBA to run at 1/4 the
45 * (CONFIG_SYS_OSC0_HZ * CONFIG_SYS_PLL0_MUL) / CONFIG_SYS_PLL0_DIV = PLL MHz
48 #define CONFIG_SYS_POWER_MANAGER
49 #define CONFIG_SYS_OSC0_HZ 20000000
50 #define CONFIG_SYS_PLL0_DIV 1
51 #define CONFIG_SYS_PLL0_MUL 7
52 #define CONFIG_SYS_PLL0_SUPPRESS_CYCLES 16
54 * Set the CPU running at:
55 * PLL / (2^CONFIG_SYS_CLKDIV_CPU) = CPU MHz
57 #define CONFIG_SYS_CLKDIV_CPU 0
59 * Set the HSB running at:
60 * PLL / (2^CONFIG_SYS_CLKDIV_HSB) = HSB MHz
62 #define CONFIG_SYS_CLKDIV_HSB 1
64 * Set the PBA running at:
65 * PLL / (2^CONFIG_SYS_CLKDIV_PBA) = PBA MHz
67 #define CONFIG_SYS_CLKDIV_PBA 2
69 * Set the PBB running at:
70 * PLL / (2^CONFIG_SYS_CLKDIV_PBB) = PBB MHz
72 #define CONFIG_SYS_CLKDIV_PBB 1
74 /* Reserve VM regions for SDRAM and NOR flash */
75 #define CONFIG_SYS_NR_VM_REGIONS 2
78 * The PLLOPT register controls the PLL like this:
82 * We want icp=1 (default) and ivco=0 (80-160 MHz) or ivco=2 (150-240MHz).
84 #define CONFIG_SYS_PLL0_OPT 0x04
86 #define CONFIG_USART_BASE ATMEL_BASE_USART1
87 #define CONFIG_USART_ID 1
89 /* User serviceable stuff */
90 #define CONFIG_DOS_PARTITION
92 #define CONFIG_CMDLINE_TAG
93 #define CONFIG_SETUP_MEMORY_TAGS
94 #define CONFIG_INITRD_TAG
96 #define CONFIG_STACKSIZE (2048)
98 #define CONFIG_BAUDRATE 115200
99 #define CONFIG_BOOTARGS \
100 "console=ttyS0 root=/dev/mmcblk0p1 rootwait"
102 #define CONFIG_BOOTCOMMAND \
103 "mmc rescan; ext2load mmc 0:1 0x10400000 /boot/uImage; bootm"
106 * Only interrupt autoboot if <space> is pressed. Otherwise, garbage
107 * data on the serial line may interrupt the boot sequence.
109 #define CONFIG_BOOTDELAY 1
110 #define CONFIG_AUTOBOOT
111 #define CONFIG_AUTOBOOT_KEYED
112 #define CONFIG_AUTOBOOT_PROMPT \
113 "Press SPACE to abort autoboot in %d seconds\n", bootdelay
114 #define CONFIG_AUTOBOOT_DELAY_STR "d"
115 #define CONFIG_AUTOBOOT_STOP_STR " "
118 * Command line configuration.
120 #include <config_cmd_default.h>
122 #define CONFIG_CMD_ASKENV
123 #define CONFIG_CMD_EXT2
124 #define CONFIG_CMD_FAT
125 #define CONFIG_CMD_JFFS2
126 #define CONFIG_CMD_MMC
128 #undef CONFIG_CMD_FPGA
129 #undef CONFIG_CMD_NET
130 #undef CONFIG_CMD_NFS
131 #undef CONFIG_CMD_SETGETDCR
132 #undef CONFIG_CMD_XIMG
134 #define CONFIG_ATMEL_USART
135 #define CONFIG_PORTMUX_PIO
136 #define CONFIG_SYS_HSDRAMC
138 #define CONFIG_GENERIC_ATMEL_MCI
139 #define CONFIG_GENERIC_MMC
141 #define CONFIG_SYS_DCACHE_LINESZ 32
142 #define CONFIG_SYS_ICACHE_LINESZ 32
144 #define CONFIG_NR_DRAM_BANKS 1
146 #define CONFIG_SYS_FLASH_CFI
147 #define CONFIG_FLASH_CFI_DRIVER
149 #define CONFIG_SYS_FLASH_BASE 0x00000000
150 #define CONFIG_SYS_FLASH_SIZE 0x800000
151 #define CONFIG_SYS_MAX_FLASH_BANKS 1
152 #define CONFIG_SYS_MAX_FLASH_SECT 135
154 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
155 #define CONFIG_SYS_TEXT_BASE 0x00000000
157 #define CONFIG_SYS_INTRAM_BASE INTERNAL_SRAM_BASE
158 #define CONFIG_SYS_INTRAM_SIZE INTERNAL_SRAM_SIZE
159 #define CONFIG_SYS_SDRAM_BASE EBI_SDRAM_BASE
161 #define CONFIG_ENV_IS_IN_FLASH
162 #define CONFIG_ENV_SIZE 65536
163 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE - CONFIG_ENV_SIZE)
165 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INTRAM_BASE + CONFIG_SYS_INTRAM_SIZE)
167 #define CONFIG_SYS_MALLOC_LEN (256*1024)
169 /* Allow 4MB for the kernel run-time image */
170 #define CONFIG_SYS_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000)
171 #define CONFIG_SYS_BOOTPARAMS_LEN (16 * 1024)
173 /* Other configuration settings that shouldn't have to change all that often */
174 #define CONFIG_SYS_PROMPT "U-Boot> "
175 #define CONFIG_SYS_CBSIZE 256
176 #define CONFIG_SYS_MAXARGS 16
177 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
178 #define CONFIG_SYS_LONGHELP
180 #define CONFIG_SYS_MEMTEST_START EBI_SDRAM_BASE
181 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x700000)
182 #define CONFIG_SYS_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 }
184 #endif /* __CONFIG_H */