2 * Copyright (C) 2008 Miromico AG
4 * Configuration settings for the Miromico Hammerhead AVR32 board
6 * SPDX-License-Identifier: GPL-2.0+
13 #define CONFIG_AT32AP7000
14 #define CONFIG_HAMMERHEAD
17 * Set up the PLL to run at 125 MHz, the CPU to run at the PLL
18 * frequency, the HSB and PBB busses to run at 1/2 the PLL frequency
19 * and the PBA bus to run at 1/4 the PLL frequency.
22 #define CONFIG_SYS_POWER_MANAGER
23 #define CONFIG_SYS_OSC0_HZ 25000000
24 #define CONFIG_SYS_PLL0_DIV 1
25 #define CONFIG_SYS_PLL0_MUL 5
26 #define CONFIG_SYS_PLL0_SUPPRESS_CYCLES 16
27 #define CONFIG_SYS_CLKDIV_CPU 0
28 #define CONFIG_SYS_CLKDIV_HSB 1
29 #define CONFIG_SYS_CLKDIV_PBA 2
30 #define CONFIG_SYS_CLKDIV_PBB 1
32 /* Reserve VM regions for SDRAM and NOR flash */
33 #define CONFIG_SYS_NR_VM_REGIONS 2
36 * The PLLOPT register controls the PLL like this:
40 * We want icp=1 (default) and ivco=0 (80-160 MHz) or ivco=2 (150-240MHz).
42 #define CONFIG_SYS_PLL0_OPT 0x04
44 #define CONFIG_USART_BASE ATMEL_BASE_USART1
45 #define CONFIG_USART_ID 1
47 #define CONFIG_HOSTNAME hammerhead
49 /* User serviceable stuff */
50 #define CONFIG_DOS_PARTITION
52 #define CONFIG_CMDLINE_TAG
53 #define CONFIG_SETUP_MEMORY_TAGS
54 #define CONFIG_INITRD_TAG
56 #define CONFIG_STACKSIZE (2048)
58 #define CONFIG_BAUDRATE 115200
59 #define CONFIG_BOOTARGS \
60 "console=ttyS0 root=mtd1 rootfstype=jffs2"
61 #define CONFIG_BOOTCOMMAND \
65 * Only interrupt autoboot if <space> is pressed. Otherwise, garbage
66 * data on the serial line may interrupt the boot sequence.
68 #define CONFIG_BOOTDELAY 1
69 #define CONFIG_AUTOBOOT
70 #define CONFIG_AUTOBOOT_KEYED
71 #define CONFIG_AUTOBOOT_PROMPT \
72 "Press SPACE to abort autoboot in %d seconds\n", bootdelay
73 #define CONFIG_AUTOBOOT_DELAY_STR "d"
74 #define CONFIG_AUTOBOOT_STOP_STR " "
77 * After booting the board for the first time, new ethernet address
78 * should be generated and assigned to the environment variables
79 * "ethaddr". This is normally done during production.
81 #define CONFIG_OVERWRITE_ETHADDR_ONCE
86 #define CONFIG_BOOTP_SUBNETMASK
87 #define CONFIG_BOOTP_GATEWAY
90 * Command line configuration.
92 #include <config_cmd_default.h>
94 #define CONFIG_CMD_ASKENV
95 #define CONFIG_CMD_DHCP
96 #define CONFIG_CMD_EXT2
97 #define CONFIG_CMD_FAT
98 #define CONFIG_CMD_JFFS2
99 #define CONFIG_CMD_MMC
100 #undef CONFIG_CMD_FPGA
101 #undef CONFIG_CMD_SETGETDCR
103 #define CONFIG_ATMEL_USART
105 #define CONFIG_PORTMUX_PIO
106 #define CONFIG_SYS_NR_PIOS 5
107 #define CONFIG_SYS_HSDRAMC
109 #define CONFIG_GENERIC_ATMEL_MCI
110 #define CONFIG_GENERIC_MMC
112 #define CONFIG_SYS_DCACHE_LINESZ 32
113 #define CONFIG_SYS_ICACHE_LINESZ 32
115 #define CONFIG_NR_DRAM_BANKS 1
117 #define CONFIG_SYS_FLASH_CFI
118 #define CONFIG_FLASH_CFI_DRIVER
120 #define CONFIG_SYS_FLASH_BASE 0x00000000
121 #define CONFIG_SYS_FLASH_SIZE 0x800000
122 #define CONFIG_SYS_MAX_FLASH_BANKS 1
123 #define CONFIG_SYS_MAX_FLASH_SECT 135
125 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
126 #define CONFIG_SYS_TEXT_BASE 0x00000000
128 #define CONFIG_SYS_INTRAM_BASE 0x24000000
129 #define CONFIG_SYS_INTRAM_SIZE 0x8000
131 #define CONFIG_SYS_SDRAM_BASE 0x10000000
133 #define CONFIG_ENV_IS_IN_FLASH
134 #define CONFIG_ENV_SIZE 65536
135 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE - CONFIG_ENV_SIZE)
137 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INTRAM_BASE + CONFIG_SYS_INTRAM_SIZE)
139 #define CONFIG_SYS_MALLOC_LEN (256*1024)
141 #define CONFIG_SYS_DMA_ALLOC_LEN (16384)
143 /* Allow 4MB for the kernel run-time image */
144 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x00400000)
145 #define CONFIG_SYS_BOOTPARAMS_LEN (16 * 1024)
147 /* Other configuration settings that shouldn't have to change all that often */
148 #define CONFIG_SYS_PROMPT "Hammerhead> "
149 #define CONFIG_SYS_CBSIZE 256
150 #define CONFIG_SYS_MAXARGS 16
151 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
152 #define CONFIG_SYS_LONGHELP
154 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
155 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x1f00000)
157 #define CONFIG_SYS_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 }
159 #endif /* __CONFIG_H */