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Wu, Joshb2d387b2015-03-30 14:51:19 +08001/*
2 * Common part of configuration settings for the AT91 SAMA5 board.
3 *
4 * Copyright (C) 2015 Atmel Corporation
5 * Josh Wu <josh.wu@atmel.com>
6 *
7 * SPDX-License-Identifier: GPL-2.0+
8 */
9
10#ifndef __AT91_SAMA5_COMMON_H
11#define __AT91_SAMA5_COMMON_H
12
13#include <asm/hardware.h>
14
15#define CONFIG_SYS_TEXT_BASE 0x26f00000
16
17/* ARM asynchronous clock */
18#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
19#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
20
21#define CONFIG_ARCH_CPU_INIT
22
23#ifndef CONFIG_SPL_BUILD
24#define CONFIG_SKIP_LOWLEVEL_INIT
25#endif
26
27#define CONFIG_BOARD_EARLY_INIT_F
28#define CONFIG_DISPLAY_CPUINFO
29
Wu, Josh372ca032015-08-19 19:11:18 +080030#define CONFIG_ENV_VARS_UBOOT_CONFIG
Wu, Joshb2d387b2015-03-30 14:51:19 +080031#define CONFIG_CMD_BOOTZ
32#define CONFIG_OF_LIBFDT /* Device Tree support */
33
34#define CONFIG_SYS_GENERIC_BOARD
35
36/* general purpose I/O */
37#define CONFIG_AT91_GPIO
38
39#define CONFIG_BOOTDELAY 3
40
41/*
42 * BOOTP options
43 */
44#define CONFIG_BOOTP_BOOTFILESIZE
45#define CONFIG_BOOTP_BOOTPATH
46#define CONFIG_BOOTP_GATEWAY
47#define CONFIG_BOOTP_HOSTNAME
48
49/*
50 * Command line configuration.
51 */
Wu, Joshb2d387b2015-03-30 14:51:19 +080052#define CONFIG_CMD_PING
53#define CONFIG_CMD_DHCP
Wu, Joshb2d387b2015-03-30 14:51:19 +080054
55#ifdef CONFIG_SYS_USE_MMC
Wu, Josh372ca032015-08-19 19:11:18 +080056/* u-boot env in sd/mmc card */
57#define CONFIG_ENV_IS_IN_FAT
58#define CONFIG_FAT_WRITE
59#define FAT_ENV_INTERFACE "mmc"
60#define FAT_ENV_DEVICE_AND_PART "0"
61#define FAT_ENV_FILE "uboot.env"
62#define CONFIG_ENV_SIZE 0x4000
63
Wu, Josh89a36582015-08-19 19:11:19 +080064#define CONFIG_BOOTCOMMAND "if test ! -n ${dtb_name}; then " \
65 "setenv dtb_name at91-${board_name}.dtb; " \
66 "fi; " \
67 "fatload mmc 0:1 0x21000000 ${dtb_name}; " \
Wu, Josh372ca032015-08-19 19:11:18 +080068 "fatload mmc 0:1 0x22000000 zImage; " \
69 "bootz 0x22000000 - 0x21000000"
Wu, Joshb2d387b2015-03-30 14:51:19 +080070#define CONFIG_BOOTARGS \
71 "console=ttyS0,115200 earlyprintk " \
72 "root=/dev/mmcblk0p2 rw rootwait"
73#else
74#define CONFIG_BOOTARGS \
75 "console=ttyS0,115200 earlyprintk " \
76 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
Wu, Josh9aee8d82015-04-30 18:22:02 +080077 "256K(env),256k(env_redundent),256k(spare)," \
Wu, Joshb2d387b2015-03-30 14:51:19 +080078 "512k(dtb),6M(kernel)ro,-(rootfs) " \
79 "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
80#endif
81
82#define CONFIG_BAUDRATE 115200
83
Wu, Joshb2d387b2015-03-30 14:51:19 +080084#define CONFIG_SYS_CBSIZE 256
85#define CONFIG_SYS_MAXARGS 16
86#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
87 sizeof(CONFIG_SYS_PROMPT) + 16)
88#define CONFIG_SYS_LONGHELP
89#define CONFIG_CMDLINE_EDITING
90#define CONFIG_AUTO_COMPLETE
91#define CONFIG_SYS_HUSH_PARSER
92
93/* Size of malloc() pool */
94#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
95
96#endif