ARM: at91: sama5: add support for CONFIG_ENV_IS_IN_MMC
[platform/kernel/u-boot.git] / 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_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
30 #define CONFIG_ENV_VARS_UBOOT_CONFIG
31 #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  */
52 #define CONFIG_CMD_PING
53 #define CONFIG_CMD_DHCP
54
55 #ifdef CONFIG_SYS_USE_MMC
56
57 #ifdef CONFIG_ENV_IS_IN_MMC
58 /* Use raw reserved sectors to save environment */
59 #define CONFIG_ENV_OFFSET               0x2000
60 #define CONFIG_ENV_SIZE                 0x1000
61 #define CONFIG_SYS_MMC_ENV_DEV          0
62 #else
63 /* u-boot env in sd/mmc card */
64 #define CONFIG_ENV_IS_IN_FAT
65 #define CONFIG_FAT_WRITE
66 #define FAT_ENV_INTERFACE       "mmc"
67 #define FAT_ENV_DEVICE_AND_PART "0"
68 #define FAT_ENV_FILE            "uboot.env"
69 #define CONFIG_ENV_SIZE         0x4000
70 #endif
71
72 #define CONFIG_BOOTCOMMAND      "if test ! -n ${dtb_name}; then "       \
73                                     "setenv dtb_name at91-${board_name}.dtb; " \
74                                 "fi; "                                  \
75                                 "fatload mmc 0:1 0x21000000 ${dtb_name}; " \
76                                 "fatload mmc 0:1 0x22000000 zImage; "   \
77                                 "bootz 0x22000000 - 0x21000000"
78 #define CONFIG_BOOTARGS                                                 \
79         "console=ttyS0,115200 earlyprintk "                             \
80         "root=/dev/mmcblk0p2 rw rootwait"
81 #else
82 #define CONFIG_BOOTARGS                                                 \
83         "console=ttyS0,115200 earlyprintk "                             \
84         "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
85         "256K(env),256k(env_redundent),256k(spare),"                    \
86         "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
87         "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
88
89 #ifdef CONFIG_SYS_USE_NANDFLASH
90 /* u-boot env in nand flash */
91 #define CONFIG_ENV_IS_IN_NAND
92 #define CONFIG_ENV_OFFSET               0xc0000
93 #define CONFIG_ENV_OFFSET_REDUND        0x100000
94 #define CONFIG_ENV_SIZE                 0x20000
95 #define CONFIG_BOOTCOMMAND              "nand read 0x21000000 0x180000 0x80000;"        \
96                                         "nand read 0x22000000 0x200000 0x600000;"       \
97                                         "bootz 0x22000000 - 0x21000000"
98 #elif CONFIG_SYS_USE_SERIALFLASH
99 /* u-boot env in serial flash, by default is bus 0 and cs 0 */
100 #define CONFIG_ENV_IS_IN_SPI_FLASH
101 #define CONFIG_ENV_OFFSET               0x4000
102 #define CONFIG_ENV_SIZE                 0x4000
103 #define CONFIG_ENV_SECT_SIZE            0x1000
104 #define CONFIG_BOOTCOMMAND              "sf probe 0; "                          \
105                                         "sf read 0x21000000 0x60000 0xc000; "   \
106                                         "sf read 0x22000000 0x6c000 0x394000; " \
107                                         "bootz 0x22000000 - 0x21000000"
108 #endif
109
110 #endif
111
112 #define CONFIG_BAUDRATE                 115200
113
114 #define CONFIG_SYS_CBSIZE               256
115 #define CONFIG_SYS_MAXARGS              16
116 #define CONFIG_SYS_LONGHELP
117 #define CONFIG_CMDLINE_EDITING
118 #define CONFIG_AUTO_COMPLETE
119 #define CONFIG_SYS_HUSH_PARSER
120
121 /* Size of malloc() pool */
122 #define CONFIG_SYS_MALLOC_LEN           (4 * 1024 * 1024)
123
124 #endif