1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
/*
* Copyright (C) 2010 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __MX28_EVK_H
#define __MX28_EVK_H
#include <asm/arch/mx28.h>
/*
* SoC configurations
*/
#define CONFIG_MX28 /* i.MX28 SoC */
#define CONFIG_SYS_HZ 1000 /* Ticks per second */
/* ROM loads UBOOT into DRAM */
#define CONFIG_SKIP_RELOCATE_UBOOT
/*
* Memory configurations
*/
#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
#define PHYS_SDRAM_1 0x40000000 /* Base address */
#define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */
#define CONFIG_STACKSIZE 0x00020000 /* 128 KB stack */
#define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */
#define CONFIG_SYS_GBL_DATA_SIZE 128 /* Reserved for initial data */
#define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start address */
#define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */
/*
* U-Boot general configurations
*/
#define CONFIG_SYS_PROMPT "MX28 U-Boot > "
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */
#define CONFIG_SYS_PBSIZE \
(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
/* Print buffer size */
#define CONFIG_SYS_MAXARGS 16 /* Max number of command args */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
/* Boot argument buffer size */
#define CONFIG_VERSION_VARIABLE /* U-BOOT version */
#define CONFIG_AUTO_COMPLETE /* Command auto complete */
#define CONFIG_CMDLINE_EDITING /* Command history etc */
#define CONFIG_SYS_64BIT_VSPRINTF
/*
* Boot Linux
*/
#define CONFIG_CMDLINE_TAG
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_BOOTDELAY 3
#define CONFIG_BOOTFILE "uImage"
#define CONFIG_BOOTARGS "console=ttyAM0,115200n8 "
#define CONFIG_BOOTCOMMAND "run bootcmd_net"
#define CONFIG_LOADADDR 0x42000000
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
/*
* Extra Environments
*/
#define CONFIG_EXTRA_ENV_SETTINGS \
"nfsroot=/home/notroot/nfs/rootfs\0" \
"bootargs_nfs=setenv bootargs ${bootargs} root=/dev/nfs " \
"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp " \
"fec_mac=${ethaddr}\0" \
"bootcmd_net=run bootargs_nfs; dhcp; bootm\0" \
"bootargs_mmc=setenv bootargs ${bootargs} root=/dev/mmcblk0p3 " \
"rw rootwait ip=dhcp fec_mac=${ethaddr}\0" \
"bootcmd_mmc=run bootargs_mmc; " \
"mmc read 0 ${loadaddr} 100 3000; bootm\0" \
/*
* U-Boot Commands
*/
#define CONFIG_SYS_NO_FLASH
#include <config_cmd_default.h>
#define CONFIG_ARCH_CPU_INIT
#define CONFIG_DISPLAY_CPUINFO
/*
* Serial Driver
*/
#define CONFIG_UARTDBG_CLK 24000000
#define CONFIG_BAUDRATE 115200 /* Default baud rate */
#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
/*
* FEC Driver
*/
#define CONFIG_MXC_FEC
#define CONFIG_GET_FEC_MAC_ADDR_FROM_IIM
#define CONFIG_FEC0_IOBASE REGS_ENET_BASE
#define CONFIG_FEC0_PHY_ADDR 0
#define CONFIG_NET_MULTI
#define CONFIG_ETH_PRIME
#define CONFIG_RMII
#define CONFIG_CMD_MII
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_PING
#define CONFIG_IPADDR 192.168.1.103
#define CONFIG_SERVERIP 192.168.1.101
#define CONFIG_NETMASK 255.255.255.0
/* Add for working with "strict" DHCP server */
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_DNS
/*
* MMC Driver
*/
#define CONFIG_CMD_MMC
#define CONFIG_MMC
#define CONFIG_IMX_SSP_MMC /* MMC driver based on SSP */
#define CONFIG_GENERIC_MMC
#define CONFIG_SYS_MMC_ENV_DEV 0
#define CONFIG_DOS_PARTITION
#define CONFIG_CMD_FAT
#define CONFIG_SYS_SSP_MMC_NUM 2
/*
* Environments on MMC
*/
#define CONFIG_CMD_ENV
#define CONFIG_ENV_OVERWRITE
#define CONFIG_ENV_IS_IN_MMC
/* Assoiated with the MMC layout defined in mmcops.c */
#define CONFIG_ENV_OFFSET (0x400) /* 1 KB */
#define CONFIG_ENV_SIZE (0x20000 - 0x400) /* 127 KB */
#define CONFIG_DYNAMIC_MMC_DEVNO
/* The global boot mode has been detected by Boot ROM and a boot mode value
* is stored at address of 0x0001a7f0.
*/
#define GLOBAL_BOOT_MODE_ADDR 0x0001a7f0
#define BOOT_MODE_SD0 0x9
#define BOOT_MODE_SD1 0xa
#endif /* __MX28_EVK_H */
|
