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[u-boot] / include / configs / at91-sama5_common.h
1 /*
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_CACHELINE_SIZE       32
16
17 #define CONFIG_SYS_TEXT_BASE            0x26f00000
18
19 /* ARM asynchronous clock */
20 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768
21 #define CONFIG_SYS_AT91_MAIN_CLOCK      12000000 /* from 12 MHz crystal */
22
23 #define CONFIG_ARCH_CPU_INIT
24
25 #ifndef CONFIG_SPL_BUILD
26 #define CONFIG_SKIP_LOWLEVEL_INIT
27 #endif
28
29 #define CONFIG_BOARD_EARLY_INIT_F
30 #define CONFIG_DISPLAY_CPUINFO
31
32 #define CONFIG_ENV_VARS_UBOOT_CONFIG
33 #define CONFIG_CMD_BOOTZ
34
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  */
51 #define CONFIG_CMD_PING
52 #define CONFIG_CMD_DHCP
53
54 #ifdef CONFIG_SYS_USE_MMC
55
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
62 /* 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
69 #endif
70
71 #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}; " \
75                                 "fatload mmc 0:1 0x22000000 zImage; "   \
76                                 "bootz 0x22000000 - 0x21000000"
77 #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,"          \
84         "256K(env),256k(env_redundent),256k(spare),"                    \
85         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
86         "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
87
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"
97 #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
100 #define CONFIG_ENV_OFFSET               0x6000
101 #define CONFIG_ENV_SIZE                 0x2000
102 #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"
107 #endif
108
109 #endif
110
111 #define CONFIG_BAUDRATE                 115200
112
113 #define CONFIG_SYS_CBSIZE               256
114 #define CONFIG_SYS_MAXARGS              16
115 #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