2 * Copyright (C) 2008 Atmel Corporation
4 * Configuration settings for the Favr-32 EarthLCD LCD kit.
6 * See file CREDITS for list of people who contributed to this project.
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the Free
10 * Software Foundation; either version 2 of the License, or (at your option)
13 * This program is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
18 * You should have received a copy of the GNU General Public License along with
19 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
20 * Place, Suite 330, Boston, MA 02111-1307 USA
25 #include <asm/arch/memory-map.h>
27 #define CONFIG_AVR32 1
28 #define CONFIG_AT32AP 1
29 #define CONFIG_AT32AP7000 1
30 #define CONFIG_FAVR32_EZKIT 1
32 #define CONFIG_FAVR32_EZKIT_EXT_FLASH 1
35 * Timer clock frequency. We're using the CPU-internal COUNT register
36 * for this, so this is equivalent to the CPU core clock frequency
41 * Set up the PLL to run at 140 MHz, the CPU to run at the PLL
42 * frequency, the HSB and PBB at 1/2, and the PBA to run at 1/4 the
44 * (CFG_OSC0_HZ * CFG_PLL0_MUL) / CFG_PLL0_DIV = PLL MHz
47 #define CFG_POWER_MANAGER 1
48 #define CFG_OSC0_HZ 20000000
49 #define CFG_PLL0_DIV 1
50 #define CFG_PLL0_MUL 7
51 #define CFG_PLL0_SUPPRESS_CYCLES 16
53 * Set the CPU running at:
54 * PLL / (2^CFG_CLKDIV_CPU) = CPU MHz
56 #define CFG_CLKDIV_CPU 0
58 * Set the HSB running at:
59 * PLL / (2^CFG_CLKDIV_HSB) = HSB MHz
61 #define CFG_CLKDIV_HSB 1
63 * Set the PBA running at:
64 * PLL / (2^CFG_CLKDIV_PBA) = PBA MHz
66 #define CFG_CLKDIV_PBA 2
68 * Set the PBB running at:
69 * PLL / (2^CFG_CLKDIV_PBB) = PBB MHz
71 #define CFG_CLKDIV_PBB 1
74 * The PLLOPT register controls the PLL like this:
78 * We want icp=1 (default) and ivco=0 (80-160 MHz) or ivco=2 (150-240MHz).
80 #define CFG_PLL0_OPT 0x04
85 #define CONFIG_USART3 1
87 /* User serviceable stuff */
88 #define CONFIG_DOS_PARTITION 1
90 #define CONFIG_CMDLINE_TAG 1
91 #define CONFIG_SETUP_MEMORY_TAGS 1
92 #define CONFIG_INITRD_TAG 1
94 #define CONFIG_STACKSIZE (2048)
96 #define CONFIG_BAUDRATE 115200
97 #define CONFIG_BOOTARGS \
98 "root=/dev/mtdblock1 rootfstype=jffs fbmem=1800k"
100 #define CONFIG_BOOTCOMMAND \
101 "fsload; bootm $(fileaddr)"
104 * Only interrupt autoboot if <space> is pressed. Otherwise, garbage
105 * data on the serial line may interrupt the boot sequence.
107 #define CONFIG_BOOTDELAY 1
108 #define CONFIG_AUTOBOOT 1
109 #define CONFIG_AUTOBOOT_KEYED 1
110 #define CONFIG_AUTOBOOT_PROMPT \
111 "Press SPACE to abort autoboot in %d seconds\n", bootdelay
112 #define CONFIG_AUTOBOOT_DELAY_STR "d"
113 #define CONFIG_AUTOBOOT_STOP_STR " "
116 * After booting the board for the first time, new ethernet addresses
117 * should be generated and assigned to the environment variables
118 * "ethaddr" and "eth1addr". This is normally done during production.
120 #define CONFIG_OVERWRITE_ETHADDR_ONCE 1
121 #define CONFIG_NET_MULTI 1
126 #define CONFIG_BOOTP_SUBNETMASK
127 #define CONFIG_BOOTP_GATEWAY
131 * Command line configuration.
133 #include <config_cmd_default.h>
135 #define CONFIG_CMD_ASKENV
136 #define CONFIG_CMD_DHCP
137 #define CONFIG_CMD_EXT2
138 #define CONFIG_CMD_FAT
139 #define CONFIG_CMD_JFFS2
140 #define CONFIG_CMD_MMC
142 #undef CONFIG_CMD_AUTOSCRIPT
143 #undef CONFIG_CMD_FPGA
144 #undef CONFIG_CMD_SETGETDCR
145 #undef CONFIG_CMD_XIMG
147 #define CONFIG_ATMEL_USART 1
148 #define CONFIG_MACB 1
149 #define CONFIG_PIO2 1
150 #define CFG_NR_PIOS 5
151 #define CFG_HSDRAMC 1
153 #define CONFIG_ATMEL_MCI 1
155 #define CFG_DCACHE_LINESZ 32
156 #define CFG_ICACHE_LINESZ 32
158 #define CONFIG_NR_DRAM_BANKS 1
160 /* External flash on Favr-32 */
162 #define CFG_FLASH_CFI 1
163 #define CONFIG_FLASH_CFI_DRIVER 1
166 #define CFG_FLASH_BASE 0x00000000
167 #define CFG_FLASH_SIZE 0x800000
168 #define CFG_MAX_FLASH_BANKS 1
169 #define CFG_MAX_FLASH_SECT 135
171 #define CFG_MONITOR_BASE CFG_FLASH_BASE
173 #define CFG_INTRAM_BASE INTERNAL_SRAM_BASE
174 #define CFG_INTRAM_SIZE INTERNAL_SRAM_SIZE
175 #define CFG_SDRAM_BASE EBI_SDRAM_BASE
177 #define CFG_ENV_IS_IN_FLASH 1
178 #define CFG_ENV_SIZE 65536
179 #define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_FLASH_SIZE - CFG_ENV_SIZE)
181 #define CFG_INIT_SP_ADDR (CFG_INTRAM_BASE + CFG_INTRAM_SIZE)
183 #define CFG_MALLOC_LEN (256*1024)
184 #define CFG_DMA_ALLOC_LEN (16384)
186 /* Allow 4MB for the kernel run-time image */
187 #define CFG_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000)
188 #define CFG_BOOTPARAMS_LEN (16 * 1024)
190 /* Other configuration settings that shouldn't have to change all that often */
191 #define CFG_PROMPT "U-Boot> "
192 #define CFG_CBSIZE 256
193 #define CFG_MAXARGS 16
194 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
195 #define CFG_LONGHELP 1
197 #define CFG_MEMTEST_START EBI_SDRAM_BASE
198 #define CFG_MEMTEST_END (CFG_MEMTEST_START + 0x700000)
199 #define CFG_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 }
201 #endif /* __CONFIG_H */