xref: /OK3568_Linux_fs/u-boot/include/configs/at91-sama5_common.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Common part of configuration settings for the AT91 SAMA5 board.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2015 Atmel Corporation
5*4882a593Smuzhiyun  *		      Josh Wu <josh.wu@atmel.com>
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __AT91_SAMA5_COMMON_H
11*4882a593Smuzhiyun #define __AT91_SAMA5_COMMON_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <asm/hardware.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #define CONFIG_SYS_TEXT_BASE		0x26f00000
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun /* ARM asynchronous clock */
18*4882a593Smuzhiyun #define CONFIG_SYS_AT91_SLOW_CLOCK      32768
19*4882a593Smuzhiyun #define CONFIG_SYS_AT91_MAIN_CLOCK      12000000 /* from 12 MHz crystal */
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define CONFIG_ARCH_CPU_INIT
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #ifndef CONFIG_SPL_BUILD
24*4882a593Smuzhiyun #define CONFIG_SKIP_LOWLEVEL_INIT
25*4882a593Smuzhiyun #endif
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #define CONFIG_ENV_VARS_UBOOT_CONFIG
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun /* general purpose I/O */
30*4882a593Smuzhiyun #ifndef CONFIG_DM_GPIO
31*4882a593Smuzhiyun #define CONFIG_AT91_GPIO
32*4882a593Smuzhiyun #endif
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun /*
36*4882a593Smuzhiyun  * BOOTP options
37*4882a593Smuzhiyun  */
38*4882a593Smuzhiyun #define CONFIG_BOOTP_BOOTFILESIZE
39*4882a593Smuzhiyun #define CONFIG_BOOTP_BOOTPATH
40*4882a593Smuzhiyun #define CONFIG_BOOTP_GATEWAY
41*4882a593Smuzhiyun #define CONFIG_BOOTP_HOSTNAME
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun /*
44*4882a593Smuzhiyun  * Command line configuration.
45*4882a593Smuzhiyun  */
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #ifdef CONFIG_SYS_USE_MMC
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun #ifdef CONFIG_ENV_IS_IN_MMC
50*4882a593Smuzhiyun /* Use raw reserved sectors to save environment */
51*4882a593Smuzhiyun #define CONFIG_ENV_OFFSET		0x2000
52*4882a593Smuzhiyun #define CONFIG_ENV_SIZE			0x1000
53*4882a593Smuzhiyun #define CONFIG_SYS_MMC_ENV_DEV		0
54*4882a593Smuzhiyun #else
55*4882a593Smuzhiyun /* u-boot env in sd/mmc card */
56*4882a593Smuzhiyun #define CONFIG_ENV_SIZE		0x4000
57*4882a593Smuzhiyun #endif
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun #define CONFIG_BOOTCOMMAND	"if test ! -n ${dtb_name}; then "	\
60*4882a593Smuzhiyun 				    "setenv dtb_name at91-${board_name}.dtb; " \
61*4882a593Smuzhiyun 				"fi; "					\
62*4882a593Smuzhiyun 				"fatload mmc 0:1 0x21000000 ${dtb_name}; " \
63*4882a593Smuzhiyun 				"fatload mmc 0:1 0x22000000 zImage; "	\
64*4882a593Smuzhiyun 				"bootz 0x22000000 - 0x21000000"
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun #else
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun #ifdef CONFIG_SYS_USE_NANDFLASH
69*4882a593Smuzhiyun /* u-boot env in nand flash */
70*4882a593Smuzhiyun #define CONFIG_ENV_OFFSET		0xc0000
71*4882a593Smuzhiyun #define CONFIG_ENV_OFFSET_REDUND	0x100000
72*4882a593Smuzhiyun #define CONFIG_ENV_SIZE			0x20000
73*4882a593Smuzhiyun #define CONFIG_BOOTCOMMAND		"nand read 0x21000000 0x180000 0x80000;"	\
74*4882a593Smuzhiyun 					"nand read 0x22000000 0x200000 0x600000;"	\
75*4882a593Smuzhiyun 					"bootz 0x22000000 - 0x21000000"
76*4882a593Smuzhiyun #elif CONFIG_SYS_USE_SERIALFLASH
77*4882a593Smuzhiyun /* u-boot env in serial flash, by default is bus 0 and cs 0 */
78*4882a593Smuzhiyun #define CONFIG_ENV_OFFSET		0x6000
79*4882a593Smuzhiyun #define CONFIG_ENV_SIZE			0x2000
80*4882a593Smuzhiyun #define CONFIG_ENV_SECT_SIZE		0x1000
81*4882a593Smuzhiyun #define CONFIG_BOOTCOMMAND		"sf probe 0; "				\
82*4882a593Smuzhiyun 					"sf read 0x21000000 0x60000 0xc000; "	\
83*4882a593Smuzhiyun 					"sf read 0x22000000 0x6c000 0x394000; "	\
84*4882a593Smuzhiyun 					"bootz 0x22000000 - 0x21000000"
85*4882a593Smuzhiyun #endif
86*4882a593Smuzhiyun 
87*4882a593Smuzhiyun #endif
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun #define CONFIG_SYS_LONGHELP
90*4882a593Smuzhiyun #define CONFIG_CMDLINE_EDITING
91*4882a593Smuzhiyun #define CONFIG_AUTO_COMPLETE
92*4882a593Smuzhiyun 
93*4882a593Smuzhiyun /* Size of malloc() pool */
94*4882a593Smuzhiyun #define CONFIG_SYS_MALLOC_LEN		(4 * 1024 * 1024)
95*4882a593Smuzhiyun 
96*4882a593Smuzhiyun #endif
97