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
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
|
/*
* am3517_evm.h - Default configuration for AM3517 EVM board.
*
* Author: Vaibhav Hiremath <hvaibhav@ti.com>
*
* Based on omap3_evm_config.h
*
* Copyright (C) 2010 Texas Instruments Incorporated
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
/*
* 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
* 64 bytes before this address should be set aside for u-boot.img's
* header. That is 0x800FFFC0--0x80100000 should not be used for any
* other needs.
*/
#define CONFIG_SYS_SPL_MALLOC_START 0x80208000
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
#include <configs/ti_omap3_common.h>
#undef CONFIG_SDRC /* Disable SDRC since we have EMIF4 */
#define CONFIG_MISC_INIT_R
#define CONFIG_REVISION_TAG
/* Hardware drivers */
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
/*
* USB configuration
* Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
* Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
*/
#ifdef CONFIG_USB_MUSB_AM35X
#ifdef CONFIG_USB_MUSB_HOST
#ifdef CONFIG_USB_KEYBOARD
#define CONFIG_PREBOOT "usb start"
#endif /* CONFIG_USB_KEYBOARD */
#endif /* CONFIG_USB_MUSB_HOST */
#endif /* CONFIG_USB_MUSB_AM35X */
/* I2C */
/* Ethernet */
#define CONFIG_DRIVER_TI_EMAC
#define CONFIG_DRIVER_TI_EMAC_USE_RMII
#define CONFIG_MII
#define CONFIG_BOOTP_DEFAULT
#define CONFIG_BOOTP_DNS2
#define CONFIG_BOOTP_SEND_HOSTNAME
#define CONFIG_NET_RETRY_COUNT 10
/* Board NAND Info. */
#ifdef CONFIG_NAND
#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
/* to access nand */
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_COUNT 64
#define CONFIG_SYS_NAND_PAGE_SIZE 2048
#define CONFIG_SYS_NAND_OOBSIZE 64
#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
11, 12, 13, 14, 16, 17, 18, 19, 20, \
21, 22, 23, 24, 25, 26, 27, 28, 30, \
31, 32, 33, 34, 35, 36, 37, 38, 39, \
40, 41, 42, 44, 45, 46, 47, 48, 49, \
50, 51, 52, 53, 54, 55, 56 }
#define CONFIG_SYS_NAND_ECCSIZE 512
#define CONFIG_SYS_NAND_ECCBYTES 13
#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
#define CONFIG_SYS_NAND_MAX_OOBFREE 2
#define CONFIG_SYS_NAND_MAX_ECCPOS 56
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
#define CONFIG_MTD_PARTITIONS /* required for UBI partition support */
#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
/* NAND block size is 128 KiB. Synchronize these values with
* corresponding Device Tree entries in Linux:
* MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
* U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
* U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
* Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
* DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
* RootFS Remaining Flash Space @ 0xB20000
*/
#endif /* CONFIG_NAND */
/* Environment information */
#define CONFIG_BOOTFILE "uImage"
#define CONFIG_EXTRA_ENV_SETTINGS \
"loadaddr=0x82000000\0" \
"console=ttyO2,115200n8\0" \
"fdtfile=am3517-evm.dtb\0" \
"fdtaddr=0x82C00000\0" \
"vram=16M\0" \
"bootenv=uEnv.txt\0" \
"cmdline=\0" \
"optargs=\0" \
"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
"mmcdev=0\0" \
"mmcpart=1\0" \
"mmcroot=/dev/mmcblk0p2 rw\0" \
"mmcrootfstype=ext4 rootwait fixrtc\0" \
"mmcargs=setenv bootargs console=${console} " \
"${mtdparts} " \
"${optargs} " \
"root=${mmcroot} " \
"rootfstype=${mmcrootfstype} " \
"${cmdline}\0" \
"nandargs=setenv bootargs console=${console} " \
"${mtdparts} " \
"${optargs} " \
"root=ubi0:rootfs rw ubi.mtd=rootfs " \
"rootfstype=ubifs rootwait " \
"${cmdline}\0" \
"loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
"importbootenv=echo Importing environment from mmc ...; " \
"env import -t ${loadaddr} ${filesize}\0" \
"bootscript=echo Running bootscript from mmc ...; " \
"source ${loadaddr}\0" \
"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
"mmcboot=echo Booting from mmc ...; " \
"run mmcargs; " \
"bootz ${loadaddr} - ${fdtaddr}\0" \
"nandboot=echo Booting from nand ...; " \
"run nandargs; " \
"nand read ${loadaddr} 2a0000 800000; " \
"nand read ${fdtaddr} aa0000 80000; " \
"bootm ${loadaddr} - ${fdtaddr}\0" \
#define CONFIG_BOOTCOMMAND \
"mmc dev ${mmcdev}; if mmc rescan; then " \
"echo SD/MMC found on device $mmcdev; " \
"if run loadbootenv; then " \
"run importbootenv; " \
"fi; " \
"echo Checking if uenvcmd is set ...; " \
"if test -n $uenvcmd; then " \
"echo Running uenvcmd ...; " \
"run uenvcmd; " \
"fi; " \
"echo Running default loadimage ...; " \
"setenv bootfile zImage; " \
"if run loadimage; then " \
"run loadfdt; " \
"run mmcboot; " \
"fi; " \
"else run nandboot; fi"
/* Miscellaneous configurable options */
/* We set the max number of command args high to avoid HUSH bugs. */
#define CONFIG_SYS_MAXARGS 64
/* Print Buffer Size */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
+ sizeof(CONFIG_SYS_PROMPT) + 16)
/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
/* memtest works on */
#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
0x01F00000) /* 31MB */
/* Physical Memory Map */
#define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
#define CONFIG_SYS_INIT_RAM_SIZE 0x800
/* FLASH and environment organization */
/* **** PISMO SUPPORT *** */
#define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
/* on one chip */
#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */
#if defined(CONFIG_NAND)
#define CONFIG_SYS_FLASH_BASE NAND_BASE
#endif
/* Monitor at start of flash */
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
#define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE
#define CONFIG_ENV_OFFSET 0x260000
#define CONFIG_ENV_ADDR 0x260000
/* Defines for SPL */
#undef CONFIG_SPL_TEXT_BASE
#define CONFIG_SPL_TEXT_BASE 0x40200000
#undef CONFIG_SPL_BSS_START_ADDR
#define CONFIG_SPL_BSS_START_ADDR 0x80000000
#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
#define CONFIG_SPL_NAND_BASE
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_ECC
#endif /* __CONFIG_H */
|
