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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
Wu, Joshb2d387b2015-03-30 14:51:19 +080034
35/* general purpose I/O */
36#define CONFIG_AT91_GPIO
37
38#define CONFIG_BOOTDELAY 3
39
40/*
41 * BOOTP options
42 */
43#define CONFIG_BOOTP_BOOTFILESIZE
44#define CONFIG_BOOTP_BOOTPATH
45#define CONFIG_BOOTP_GATEWAY
46#define CONFIG_BOOTP_HOSTNAME
47
48/*
49 * Command line configuration.
50 */
Wu, Joshb2d387b2015-03-30 14:51:19 +080051#define CONFIG_CMD_PING
52#define CONFIG_CMD_DHCP
Wu, Joshb2d387b2015-03-30 14:51:19 +080053
54#ifdef CONFIG_SYS_USE_MMC
Josh Wuac1eefe2015-09-16 11:34:14 +080055
56#ifdef CONFIG_ENV_IS_IN_MMC
57/* Use raw reserved sectors to save environment */
58#define CONFIG_ENV_OFFSET 0x2000
59#define CONFIG_ENV_SIZE 0x1000
60#define CONFIG_SYS_MMC_ENV_DEV 0
61#else
Wu, Josh372ca032015-08-19 19:11:18 +080062/* u-boot env in sd/mmc card */
63#define CONFIG_ENV_IS_IN_FAT
64#define CONFIG_FAT_WRITE
65#define FAT_ENV_INTERFACE "mmc"
66#define FAT_ENV_DEVICE_AND_PART "0"
67#define FAT_ENV_FILE "uboot.env"
68#define CONFIG_ENV_SIZE 0x4000
Josh Wuac1eefe2015-09-16 11:34:14 +080069#endif
Wu, Josh372ca032015-08-19 19:11:18 +080070
Wu, Josh89a36582015-08-19 19:11:19 +080071#define CONFIG_BOOTCOMMAND "if test ! -n ${dtb_name}; then " \
72 "setenv dtb_name at91-${board_name}.dtb; " \
73 "fi; " \
74 "fatload mmc 0:1 0x21000000 ${dtb_name}; " \
Wu, Josh372ca032015-08-19 19:11:18 +080075 "fatload mmc 0:1 0x22000000 zImage; " \
76 "bootz 0x22000000 - 0x21000000"
Wu, Joshb2d387b2015-03-30 14:51:19 +080077#define CONFIG_BOOTARGS \
78 "console=ttyS0,115200 earlyprintk " \
79 "root=/dev/mmcblk0p2 rw rootwait"
80#else
81#define CONFIG_BOOTARGS \
82 "console=ttyS0,115200 earlyprintk " \
83 "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
Wu, Josh9aee8d82015-04-30 18:22:02 +080084 "256K(env),256k(env_redundent),256k(spare)," \
Wu, Joshb2d387b2015-03-30 14:51:19 +080085 "512k(dtb),6M(kernel)ro,-(rootfs) " \
86 "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
Wu, Joshdc018fe2015-08-19 19:11:20 +080087
88#ifdef CONFIG_SYS_USE_NANDFLASH
89/* u-boot env in nand flash */
90#define CONFIG_ENV_IS_IN_NAND
91#define CONFIG_ENV_OFFSET 0xc0000
92#define CONFIG_ENV_OFFSET_REDUND 0x100000
93#define CONFIG_ENV_SIZE 0x20000
94#define CONFIG_BOOTCOMMAND "nand read 0x21000000 0x180000 0x80000;" \
95 "nand read 0x22000000 0x200000 0x600000;" \
96 "bootz 0x22000000 - 0x21000000"
Wu, Josh7a53b952015-08-19 19:11:21 +080097#elif CONFIG_SYS_USE_SERIALFLASH
98/* u-boot env in serial flash, by default is bus 0 and cs 0 */
99#define CONFIG_ENV_IS_IN_SPI_FLASH
Josh Wua6104732015-10-27 13:31:33 +0800100#define CONFIG_ENV_OFFSET 0x6000
101#define CONFIG_ENV_SIZE 0x2000
Wu, Josh7a53b952015-08-19 19:11:21 +0800102#define CONFIG_ENV_SECT_SIZE 0x1000
103#define CONFIG_BOOTCOMMAND "sf probe 0; " \
104 "sf read 0x21000000 0x60000 0xc000; " \
105 "sf read 0x22000000 0x6c000 0x394000; " \
106 "bootz 0x22000000 - 0x21000000"
Wu, Joshdc018fe2015-08-19 19:11:20 +0800107#endif
108
Wu, Joshb2d387b2015-03-30 14:51:19 +0800109#endif
110
111#define CONFIG_BAUDRATE 115200
112
Wu, Joshb2d387b2015-03-30 14:51:19 +0800113#define CONFIG_SYS_CBSIZE 256
114#define CONFIG_SYS_MAXARGS 16
Wu, Joshb2d387b2015-03-30 14:51:19 +0800115#define CONFIG_SYS_LONGHELP
116#define CONFIG_CMDLINE_EDITING
117#define CONFIG_AUTO_COMPLETE
118#define CONFIG_SYS_HUSH_PARSER
119
120/* Size of malloc() pool */
121#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
122
123#endif