2 * Copyright (C) 2005-2006 Atmel Corporation
4 * Configuration settings for the ATSTK1002 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_AT32AP7000
32 #define CONFIG_ATSTK1002
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 fbmem=600k rootwait=1"
102 #define CONFIG_BOOTCOMMAND \
103 "fsload; bootm $(fileaddr)"
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 * After booting the board for the first time, new ethernet addresses
119 * should be generated and assigned to the environment variables
120 * "ethaddr" and "eth1addr". This is normally done during production.
122 #define CONFIG_OVERWRITE_ETHADDR_ONCE
127 #define CONFIG_BOOTP_SUBNETMASK
128 #define CONFIG_BOOTP_GATEWAY
132 * Command line configuration.
134 #include <config_cmd_default.h>
136 #define CONFIG_CMD_ASKENV
137 #define CONFIG_CMD_DHCP
138 #define CONFIG_CMD_EXT2
139 #define CONFIG_CMD_FAT
140 #define CONFIG_CMD_JFFS2
141 #define CONFIG_CMD_MMC
143 #undef CONFIG_CMD_FPGA
144 #undef CONFIG_CMD_SETGETDCR
145 #undef CONFIG_CMD_SOURCE
146 #undef CONFIG_CMD_XIMG
148 #define CONFIG_ATMEL_USART
150 #define CONFIG_PORTMUX_PIO
151 #define CONFIG_SYS_NR_PIOS 5
152 #define CONFIG_SYS_HSDRAMC
154 #define CONFIG_GENERIC_ATMEL_MCI
155 #define CONFIG_GENERIC_MMC
157 #define CONFIG_SYS_DCACHE_LINESZ 32
158 #define CONFIG_SYS_ICACHE_LINESZ 32
160 #define CONFIG_NR_DRAM_BANKS 1
162 #define CONFIG_SYS_FLASH_CFI
163 #define CONFIG_FLASH_CFI_DRIVER
165 #define CONFIG_SYS_FLASH_BASE 0x00000000
166 #define CONFIG_SYS_FLASH_SIZE 0x800000
167 #define CONFIG_SYS_MAX_FLASH_BANKS 1
168 #define CONFIG_SYS_MAX_FLASH_SECT 135
170 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
171 #define CONFIG_SYS_TEXT_BASE 0x00000000
173 #define CONFIG_SYS_INTRAM_BASE INTERNAL_SRAM_BASE
174 #define CONFIG_SYS_INTRAM_SIZE INTERNAL_SRAM_SIZE
175 #define CONFIG_SYS_SDRAM_BASE EBI_SDRAM_BASE
177 #define CONFIG_ENV_IS_IN_FLASH
178 #define CONFIG_ENV_SIZE 65536
179 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE - CONFIG_ENV_SIZE)
181 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INTRAM_BASE + CONFIG_SYS_INTRAM_SIZE)
183 #define CONFIG_SYS_MALLOC_LEN (256*1024)
184 #define CONFIG_SYS_DMA_ALLOC_LEN (16384)
186 /* Allow 4MB for the kernel run-time image */
187 #define CONFIG_SYS_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000)
188 #define CONFIG_SYS_BOOTPARAMS_LEN (16 * 1024)
190 /* Other configuration settings that shouldn't have to change all that often */
191 #define CONFIG_SYS_PROMPT "U-Boot> "
192 #define CONFIG_SYS_CBSIZE 256
193 #define CONFIG_SYS_MAXARGS 16
194 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
195 #define CONFIG_SYS_LONGHELP
197 #define CONFIG_SYS_MEMTEST_START EBI_SDRAM_BASE
198 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x700000)
199 #define CONFIG_SYS_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 }
201 #endif /* __CONFIG_H */