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_AT32AP7002
32 #define CONFIG_ATSTK1004
33 #define CONFIG_ATSTK1000
35 #define CONFIG_ATSTK1000_EXT_FLASH
38 * Timer clock frequency. We're using the CPU-internal COUNT register
39 * for this, so this is equivalent to the CPU core clock frequency
41 #define CONFIG_SYS_HZ 1000
44 * Set up the PLL to run at 140 MHz, the CPU to run at the PLL
45 * frequency, the HSB and PBB at 1/2, and the PBA to run at 1/4 the
47 * (CONFIG_SYS_OSC0_HZ * CONFIG_SYS_PLL0_MUL) / CONFIG_SYS_PLL0_DIV = PLL MHz
50 #define CONFIG_SYS_POWER_MANAGER
51 #define CONFIG_SYS_OSC0_HZ 20000000
52 #define CONFIG_SYS_PLL0_DIV 1
53 #define CONFIG_SYS_PLL0_MUL 7
54 #define CONFIG_SYS_PLL0_SUPPRESS_CYCLES 16
56 * Set the CPU running at:
57 * PLL / (2^CONFIG_SYS_CLKDIV_CPU) = CPU MHz
59 #define CONFIG_SYS_CLKDIV_CPU 0
61 * Set the HSB running at:
62 * PLL / (2^CONFIG_SYS_CLKDIV_HSB) = HSB MHz
64 #define CONFIG_SYS_CLKDIV_HSB 1
66 * Set the PBA running at:
67 * PLL / (2^CONFIG_SYS_CLKDIV_PBA) = PBA MHz
69 #define CONFIG_SYS_CLKDIV_PBA 2
71 * Set the PBB running at:
72 * PLL / (2^CONFIG_SYS_CLKDIV_PBB) = PBB MHz
74 #define CONFIG_SYS_CLKDIV_PBB 1
76 /* Reserve VM regions for SDRAM and NOR flash */
77 #define CONFIG_SYS_NR_VM_REGIONS 2
80 * The PLLOPT register controls the PLL like this:
84 * We want icp=1 (default) and ivco=0 (80-160 MHz) or ivco=2 (150-240MHz).
86 #define CONFIG_SYS_PLL0_OPT 0x04
88 #define CONFIG_USART_BASE ATMEL_BASE_USART1
89 #define CONFIG_USART_ID 1
91 /* User serviceable stuff */
92 #define CONFIG_DOS_PARTITION
94 #define CONFIG_CMDLINE_TAG
95 #define CONFIG_SETUP_MEMORY_TAGS
96 #define CONFIG_INITRD_TAG
98 #define CONFIG_STACKSIZE (2048)
100 #define CONFIG_BAUDRATE 115200
101 #define CONFIG_BOOTARGS \
102 "console=ttyS0 root=/dev/mmcblk0p1 rootwait"
104 #define CONFIG_BOOTCOMMAND \
105 "mmcinit; ext2load mmc 0:1 0x10200000 /boot/uImage; bootm"
108 * Only interrupt autoboot if <space> is pressed. Otherwise, garbage
109 * data on the serial line may interrupt the boot sequence.
111 #define CONFIG_BOOTDELAY 1
112 #define CONFIG_AUTOBOOT
113 #define CONFIG_AUTOBOOT_KEYED
114 #define CONFIG_AUTOBOOT_PROMPT \
115 "Press SPACE to abort autoboot in %d seconds\n", bootdelay
116 #define CONFIG_AUTOBOOT_DELAY_STR "d"
117 #define CONFIG_AUTOBOOT_STOP_STR " "
120 * Command line configuration.
122 #include <config_cmd_default.h>
124 #define CONFIG_CMD_ASKENV
125 #define CONFIG_CMD_EXT2
126 #define CONFIG_CMD_FAT
127 #define CONFIG_CMD_JFFS2
128 #define CONFIG_CMD_MMC
130 #undef CONFIG_CMD_FPGA
131 #undef CONFIG_CMD_NET
132 #undef CONFIG_CMD_NFS
133 #undef CONFIG_CMD_SETGETDCR
134 #undef CONFIG_CMD_XIMG
136 #define CONFIG_ATMEL_USART
137 #define CONFIG_PORTMUX_PIO
138 #define CONFIG_SYS_HSDRAMC
140 #define CONFIG_ATMEL_MCI
142 #define CONFIG_SYS_DCACHE_LINESZ 32
143 #define CONFIG_SYS_ICACHE_LINESZ 32
145 #define CONFIG_NR_DRAM_BANKS 1
147 /* External flash on STK1000 */
149 #define CONFIG_SYS_FLASH_CFI 1
150 #define CONFIG_FLASH_CFI_DRIVER 1
153 #define CONFIG_SYS_FLASH_BASE 0x00000000
154 #define CONFIG_SYS_FLASH_SIZE 0x800000
155 #define CONFIG_SYS_MAX_FLASH_BANKS 1
156 #define CONFIG_SYS_MAX_FLASH_SECT 135
158 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
159 #define CONFIG_SYS_TEXT_BASE 0x00000000
161 #define CONFIG_SYS_INTRAM_BASE INTERNAL_SRAM_BASE
162 #define CONFIG_SYS_INTRAM_SIZE INTERNAL_SRAM_SIZE
163 #define CONFIG_SYS_SDRAM_BASE EBI_SDRAM_BASE
165 #define CONFIG_ENV_IS_IN_FLASH
166 #define CONFIG_ENV_SIZE 65536
167 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE - CONFIG_ENV_SIZE)
169 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INTRAM_BASE + CONFIG_SYS_INTRAM_SIZE)
171 #define CONFIG_SYS_MALLOC_LEN (256*1024)
173 /* Allow 2MB for the kernel run-time image */
174 #define CONFIG_SYS_LOAD_ADDR (EBI_SDRAM_BASE + 0x00200000)
175 #define CONFIG_SYS_BOOTPARAMS_LEN (16 * 1024)
177 /* Other configuration settings that shouldn't have to change all that often */
178 #define CONFIG_SYS_PROMPT "U-Boot> "
179 #define CONFIG_SYS_CBSIZE 256
180 #define CONFIG_SYS_MAXARGS 16
181 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
182 #define CONFIG_SYS_LONGHELP
184 #define CONFIG_SYS_MEMTEST_START EBI_SDRAM_BASE
185 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x700000)
186 #define CONFIG_SYS_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 }
188 #endif /* __CONFIG_H */