2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian@popies.net>
4 * Lead Tech Design <www.leadtechdesign.com>
6 * (C) Copyright 2009-2015
7 * Daniel Gorsulowski <daniel.gorsulowski@esd.eu>
8 * esd electronic system design gmbh <www.esd.eu>
10 * Configuation settings for the esd MEESC board.
12 * SPDX-License-Identifier: GPL-2.0+
19 * SoC must be defined first, before hardware.h is included.
20 * In this case SoC is defined in boards.cfg.
22 #include <asm/hardware.h>
25 * Warning: changing CONFIG_SYS_TEXT_BASE requires
26 * adapting the initial boot program.
27 * Since the linker has to swallow that define, we must use a pure
30 #define CONFIG_SYS_TEXT_BASE 0x21F00000
33 * since a number of boards are not being listed in linux
34 * arch/arm/tools/mach-types any more, the mach-types have to be
37 #define MACH_TYPE_MEESC 2165
38 #define MACH_TYPE_ETHERCAN2 2407
40 /* ARM asynchronous clock */
41 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* 32.768 kHz crystal */
42 #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000/* 16.0 MHz crystal */
44 /* Misc CPU related */
45 #define CONFIG_SKIP_LOWLEVEL_INIT
46 #define CONFIG_ARCH_CPU_INIT
47 #define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */
48 #define CONFIG_SETUP_MEMORY_TAGS
49 #define CONFIG_INITRD_TAG
50 #define CONFIG_SERIAL_TAG
51 #define CONFIG_REVISION_TAG
52 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
53 #define CONFIG_MISC_INIT_R /* Call misc_init_r */
55 #define CONFIG_DISPLAY_BOARDINFO /* call checkboard() */
56 #define CONFIG_DISPLAY_CPUINFO /* display cpu info and speed */
57 #define CONFIG_PREBOOT /* enable preboot variable */
63 /* general purpose I/O */
64 #define CONFIG_AT91_GPIO
67 #define CONFIG_ATMEL_USART
68 #define CONFIG_USART_BASE ATMEL_BASE_DBGU
69 #define CONFIG_USART_ID ATMEL_ID_SYS
70 #define CONFIG_BAUDRATE 115200
75 #define CONFIG_BOOTP_BOOTFILESIZE
76 #define CONFIG_BOOTP_BOOTPATH
77 #define CONFIG_BOOTP_GATEWAY
78 #define CONFIG_BOOTP_HOSTNAME
81 * Command line configuration.
84 #ifdef CONFIG_SYS_USE_NANDFLASH
85 #define CONFIG_CMD_NAND
89 #define CONFIG_AT91_LED
92 * SDRAM: 1 bank, min 32, max 128 MB
93 * Initialized before u-boot gets started.
95 #define PHYS_SDRAM ATMEL_BASE_CS1 /* 0x20000000 */
96 #define PHYS_SDRAM_SIZE 0x02000000 /* 32 MByte */
98 #define CONFIG_NR_DRAM_BANKS 1
99 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM
100 #define CONFIG_SYS_SDRAM_SIZE PHYS_SDRAM_SIZE
102 #define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x00100000)
103 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x01E00000)
104 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x00100000)
107 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
108 * leaving the correct space for initial global data structure above
109 * that address while providing maximum stack area below.
111 #define CONFIG_SYS_INIT_SP_ADDR \
112 (ATMEL_BASE_SRAM0 + 0x1000 - GENERATED_GBL_DATA_SIZE)
115 #ifdef CONFIG_SYS_USE_DATAFLASH
116 # define CONFIG_ATMEL_DATAFLASH_SPI
117 # define CONFIG_HAS_DATAFLASH
118 # define CONFIG_SYS_MAX_DATAFLASH_BANKS 1
119 # define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
120 # define AT91_SPI_CLK 15000000
121 # define DATAFLASH_TCSS (0x1a << 16)
122 # define DATAFLASH_TCHS (0x1 << 24)
125 /* NOR flash is not populated, disable it */
126 #define CONFIG_SYS_NO_FLASH
129 #ifdef CONFIG_CMD_NAND
130 # define CONFIG_NAND_ATMEL
131 # define CONFIG_SYS_MAX_NAND_DEVICE 1
132 # define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 /* 0x40000000 */
133 # define CONFIG_SYS_NAND_DBW_8
134 # define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
135 # define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
136 # define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(15)
137 # define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PA(22)
143 #define CONFIG_NET_RETRY_COUNT 20
144 #undef CONFIG_RESET_PHY_R
146 /* hw-controller addresses */
147 #define CONFIG_ET1100_BASE 0x70000000
149 #ifdef CONFIG_SYS_USE_DATAFLASH
151 /* bootstrap + u-boot + env in dataflash on CS0 */
152 # define CONFIG_ENV_IS_IN_DATAFLASH
153 # define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \
155 # define CONFIG_ENV_OFFSET 0x4200
156 # define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \
158 # define CONFIG_ENV_SIZE 0x4200
160 #elif CONFIG_SYS_USE_NANDFLASH
162 /* bootstrap + u-boot + env + linux in nandflash */
163 # define CONFIG_ENV_IS_IN_NAND 1
164 # define CONFIG_ENV_OFFSET 0xC0000
165 # define CONFIG_ENV_SIZE 0x20000
169 #define CONFIG_SYS_CBSIZE 512
170 #define CONFIG_SYS_MAXARGS 16
171 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
172 sizeof(CONFIG_SYS_PROMPT) + 16)
173 #define CONFIG_SYS_LONGHELP
174 #define CONFIG_CMDLINE_EDITING
175 #define CONFIG_AUTO_COMPLETE
178 * Size of malloc() pool
180 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \