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b2d387bc WJ |
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 | ||
3709844f AA |
15 | #define CONFIG_SYS_CACHELINE_SIZE 32 |
16 | ||
b2d387bc WJ |
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 | ||
372ca03f | 32 | #define CONFIG_ENV_VARS_UBOOT_CONFIG |
b2d387bc WJ |
33 | |
34 | /* general purpose I/O */ | |
35 | #define CONFIG_AT91_GPIO | |
36 | ||
b2d387bc WJ |
37 | |
38 | /* | |
39 | * BOOTP options | |
40 | */ | |
41 | #define CONFIG_BOOTP_BOOTFILESIZE | |
42 | #define CONFIG_BOOTP_BOOTPATH | |
43 | #define CONFIG_BOOTP_GATEWAY | |
44 | #define CONFIG_BOOTP_HOSTNAME | |
45 | ||
46 | /* | |
47 | * Command line configuration. | |
48 | */ | |
b2d387bc WJ |
49 | |
50 | #ifdef CONFIG_SYS_USE_MMC | |
ac1eefeb JW |
51 | |
52 | #ifdef CONFIG_ENV_IS_IN_MMC | |
53 | /* Use raw reserved sectors to save environment */ | |
54 | #define CONFIG_ENV_OFFSET 0x2000 | |
55 | #define CONFIG_ENV_SIZE 0x1000 | |
56 | #define CONFIG_SYS_MMC_ENV_DEV 0 | |
57 | #else | |
372ca03f WJ |
58 | /* u-boot env in sd/mmc card */ |
59 | #define CONFIG_ENV_IS_IN_FAT | |
60 | #define CONFIG_FAT_WRITE | |
61 | #define FAT_ENV_INTERFACE "mmc" | |
62 | #define FAT_ENV_DEVICE_AND_PART "0" | |
63 | #define FAT_ENV_FILE "uboot.env" | |
64 | #define CONFIG_ENV_SIZE 0x4000 | |
ac1eefeb | 65 | #endif |
372ca03f | 66 | |
89a3658a WJ |
67 | #define CONFIG_BOOTCOMMAND "if test ! -n ${dtb_name}; then " \ |
68 | "setenv dtb_name at91-${board_name}.dtb; " \ | |
69 | "fi; " \ | |
70 | "fatload mmc 0:1 0x21000000 ${dtb_name}; " \ | |
372ca03f WJ |
71 | "fatload mmc 0:1 0x22000000 zImage; " \ |
72 | "bootz 0x22000000 - 0x21000000" | |
b2d387bc WJ |
73 | #define CONFIG_BOOTARGS \ |
74 | "console=ttyS0,115200 earlyprintk " \ | |
75 | "root=/dev/mmcblk0p2 rw rootwait" | |
76 | #else | |
77 | #define CONFIG_BOOTARGS \ | |
78 | "console=ttyS0,115200 earlyprintk " \ | |
79 | "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \ | |
9aee8d83 | 80 | "256K(env),256k(env_redundent),256k(spare)," \ |
b2d387bc WJ |
81 | "512k(dtb),6M(kernel)ro,-(rootfs) " \ |
82 | "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs" | |
dc018fef WJ |
83 | |
84 | #ifdef CONFIG_SYS_USE_NANDFLASH | |
85 | /* u-boot env in nand flash */ | |
86 | #define CONFIG_ENV_IS_IN_NAND | |
87 | #define CONFIG_ENV_OFFSET 0xc0000 | |
88 | #define CONFIG_ENV_OFFSET_REDUND 0x100000 | |
89 | #define CONFIG_ENV_SIZE 0x20000 | |
90 | #define CONFIG_BOOTCOMMAND "nand read 0x21000000 0x180000 0x80000;" \ | |
91 | "nand read 0x22000000 0x200000 0x600000;" \ | |
92 | "bootz 0x22000000 - 0x21000000" | |
7a53b954 WJ |
93 | #elif CONFIG_SYS_USE_SERIALFLASH |
94 | /* u-boot env in serial flash, by default is bus 0 and cs 0 */ | |
95 | #define CONFIG_ENV_IS_IN_SPI_FLASH | |
a6104737 JW |
96 | #define CONFIG_ENV_OFFSET 0x6000 |
97 | #define CONFIG_ENV_SIZE 0x2000 | |
7a53b954 WJ |
98 | #define CONFIG_ENV_SECT_SIZE 0x1000 |
99 | #define CONFIG_BOOTCOMMAND "sf probe 0; " \ | |
100 | "sf read 0x21000000 0x60000 0xc000; " \ | |
101 | "sf read 0x22000000 0x6c000 0x394000; " \ | |
102 | "bootz 0x22000000 - 0x21000000" | |
dc018fef WJ |
103 | #endif |
104 | ||
b2d387bc WJ |
105 | #endif |
106 | ||
107 | #define CONFIG_BAUDRATE 115200 | |
108 | ||
b2d387bc WJ |
109 | #define CONFIG_SYS_CBSIZE 256 |
110 | #define CONFIG_SYS_MAXARGS 16 | |
b2d387bc WJ |
111 | #define CONFIG_SYS_LONGHELP |
112 | #define CONFIG_CMDLINE_EDITING | |
113 | #define CONFIG_AUTO_COMPLETE | |
b2d387bc WJ |
114 | |
115 | /* Size of malloc() pool */ | |
116 | #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) | |
117 | ||
118 | #endif |