2 * Common part of configuration settings for the AT91 SAMA5 board.
4 * Copyright (C) 2015 Atmel Corporation
5 * Josh Wu <josh.wu@atmel.com>
7 * SPDX-License-Identifier: GPL-2.0+
10 #ifndef __AT91_SAMA5_COMMON_H
11 #define __AT91_SAMA5_COMMON_H
13 #include <asm/hardware.h>
15 #define CONFIG_SYS_TEXT_BASE 0x26f00000
17 /* ARM asynchronous clock */
18 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768
19 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
21 #define CONFIG_ARCH_CPU_INIT
23 #ifndef CONFIG_SPL_BUILD
24 #define CONFIG_SKIP_LOWLEVEL_INIT
27 #define CONFIG_ENV_VARS_UBOOT_CONFIG
29 /* general purpose I/O */
30 #ifndef CONFIG_DM_GPIO
31 #define CONFIG_AT91_GPIO
38 #define CONFIG_BOOTP_BOOTFILESIZE
39 #define CONFIG_BOOTP_BOOTPATH
40 #define CONFIG_BOOTP_GATEWAY
41 #define CONFIG_BOOTP_HOSTNAME
44 * Command line configuration.
47 #ifdef CONFIG_SYS_USE_MMC
49 #ifdef CONFIG_ENV_IS_IN_MMC
50 /* Use raw reserved sectors to save environment */
51 #define CONFIG_ENV_OFFSET 0x2000
52 #define CONFIG_ENV_SIZE 0x1000
53 #define CONFIG_SYS_MMC_ENV_DEV 0
55 /* u-boot env in sd/mmc card */
56 #define CONFIG_ENV_SIZE 0x4000
59 #define CONFIG_BOOTCOMMAND "if test ! -n ${dtb_name}; then " \
60 "setenv dtb_name at91-${board_name}.dtb; " \
62 "fatload mmc 0:1 0x21000000 ${dtb_name}; " \
63 "fatload mmc 0:1 0x22000000 zImage; " \
64 "bootz 0x22000000 - 0x21000000"
68 #ifdef CONFIG_SYS_USE_NANDFLASH
69 /* u-boot env in nand flash */
70 #define CONFIG_ENV_OFFSET 0xc0000
71 #define CONFIG_ENV_OFFSET_REDUND 0x100000
72 #define CONFIG_ENV_SIZE 0x20000
73 #define CONFIG_BOOTCOMMAND "nand read 0x21000000 0x180000 0x80000;" \
74 "nand read 0x22000000 0x200000 0x600000;" \
75 "bootz 0x22000000 - 0x21000000"
76 #elif CONFIG_SYS_USE_SERIALFLASH
77 /* u-boot env in serial flash, by default is bus 0 and cs 0 */
78 #define CONFIG_ENV_OFFSET 0x6000
79 #define CONFIG_ENV_SIZE 0x2000
80 #define CONFIG_ENV_SECT_SIZE 0x1000
81 #define CONFIG_BOOTCOMMAND "sf probe 0; " \
82 "sf read 0x21000000 0x60000 0xc000; " \
83 "sf read 0x22000000 0x6c000 0x394000; " \
84 "bootz 0x22000000 - 0x21000000"
89 #define CONFIG_SYS_MAXARGS 16
90 #define CONFIG_SYS_LONGHELP
91 #define CONFIG_CMDLINE_EDITING
92 #define CONFIG_AUTO_COMPLETE
94 /* Size of malloc() pool */
95 #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)