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
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
|
/*
* am335x_evm.h
*
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
*
* 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 version 2.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __CONFIG_AM335X_EVM_H
#define __CONFIG_AM335X_EVM_H
#include <configs/ti_am335x_common.h>
#include <linux/sizes.h>
#ifndef CONFIG_SPL_BUILD
# define CONFIG_TIMESTAMP
#endif
#define CONFIG_SYS_BOOTM_LEN SZ_16M
#define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM
/* Clock Defines */
#define V_OSCK 24000000 /* Clock output from T2 */
#define V_SCLK (V_OSCK)
/* Custom script for NOR */
#define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds"
/* Always 128 KiB env size */
#define CONFIG_ENV_SIZE SZ_128K
#ifdef CONFIG_NAND
#define NANDARGS \
"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
"nandargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${nandroot} " \
"rootfstype=${nandrootfstype}\0" \
"nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
"nandrootfstype=ubifs rootwait=1\0" \
"nandboot=echo Booting from nand ...; " \
"run nandargs; " \
"nand read ${fdtaddr} NAND.u-boot-spl-os; " \
"nand read ${loadaddr} NAND.kernel; " \
"bootz ${loadaddr} - ${fdtaddr}\0"
#else
#define NANDARGS ""
#endif
#define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \
"bootcmd_" #devtypel #instance "=" \
"setenv mmcdev " #instance"; "\
"setenv bootpart " #instance":2 ; "\
"run mmcboot\0"
#define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \
#devtypel #instance " "
#define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
"bootcmd_" #devtypel "=" \
"run nandboot\0"
#define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
#devtypel #instance " "
#if CONFIG_IS_ENABLED(CMD_PXE)
# define BOOT_TARGET_PXE(func) func(PXE, pxe, na)
#else
# define BOOT_TARGET_PXE(func)
#endif
#if CONFIG_IS_ENABLED(CMD_DHCP)
# define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na)
#else
# define BOOT_TARGET_DHCP(func)
#endif
#define BOOT_TARGET_DEVICES(func) \
func(MMC, mmc, 0) \
func(LEGACY_MMC, legacy_mmc, 0) \
func(MMC, mmc, 1) \
func(LEGACY_MMC, legacy_mmc, 1) \
func(NAND, nand, 0) \
BOOT_TARGET_PXE(func) \
BOOT_TARGET_DHCP(func)
#include <config_distro_bootcmd.h>
#ifndef CONFIG_SPL_BUILD
#include <environment/ti/dfu.h>
#include <environment/ti/mmc.h>
#define CONFIG_EXTRA_ENV_SETTINGS \
DEFAULT_LINUX_BOOT_ENV \
DEFAULT_MMC_TI_ARGS \
DEFAULT_FIT_TI_ARGS \
"bootpart=0:2\0" \
"bootdir=/boot\0" \
"bootfile=zImage\0" \
"fdtfile=undefined\0" \
"console=ttyO0,115200n8\0" \
"partitions=" \
"uuid_disk=${uuid_gpt_disk};" \
"name=bootloader,start=384K,size=1792K," \
"uuid=${uuid_gpt_bootloader};" \
"name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \
"optargs=\0" \
"ramroot=/dev/ram0 rw\0" \
"ramrootfstype=ext2\0" \
"spiroot=/dev/mtdblock4 rw\0" \
"spirootfstype=jffs2\0" \
"spisrcaddr=0xe0000\0" \
"spiimgsize=0x362000\0" \
"spibusno=0\0" \
"spiargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${spiroot} " \
"rootfstype=${spirootfstype}\0" \
"ramargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${ramroot} " \
"rootfstype=${ramrootfstype}\0" \
"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
"spiboot=echo Booting from spi ...; " \
"run spiargs; " \
"sf probe ${spibusno}:0; " \
"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
"bootz ${loadaddr}\0" \
"ramboot=echo Booting from ramdisk ...; " \
"run ramargs; " \
"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
"findfdt="\
"if test $board_name = A335BONE; then " \
"setenv fdtfile am335x-bone.dtb; fi; " \
"if test $board_name = A335BNLT; then " \
"setenv fdtfile am335x-boneblack.dtb; fi; " \
"if test $board_name = A335PBGL; then " \
"setenv fdtfile am335x-pocketbeagle.dtb; fi; " \
"if test $board_name = BBBW; then " \
"setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \
"if test $board_name = BBG1; then " \
"setenv fdtfile am335x-bonegreen.dtb; fi; " \
"if test $board_name = BBGW; then " \
"setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \
"if test $board_name = BBBL; then " \
"setenv fdtfile am335x-boneblue.dtb; fi; " \
"if test $board_name = BBEN; then " \
"setenv fdtfile am335x-sancloud-bbe.dtb; fi; " \
"if test $board_name = A33515BB; then " \
"setenv fdtfile am335x-evm.dtb; fi; " \
"if test $board_name = A335X_SK; then " \
"setenv fdtfile am335x-evmsk.dtb; fi; " \
"if test $board_name = A335_ICE; then " \
"setenv fdtfile am335x-icev2.dtb; fi; " \
"if test $fdtfile = undefined; then " \
"echo WARNING: Could not determine device tree to use; fi; \0" \
"init_console=" \
"if test $board_name = A335_ICE; then "\
"setenv console ttyO3,115200n8;" \
"else " \
"setenv console ttyO0,115200n8;" \
"fi;\0" \
NANDARGS \
NETARGS \
DFUARGS \
BOOTENV
#endif
/* NS16550 Configuration */
#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
#define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
#define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
#define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
#define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
#define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
/* PMIC support */
#define CONFIG_POWER_TPS65217
#define CONFIG_POWER_TPS65910
/* SPL */
#ifndef CONFIG_NOR_BOOT
/* Bootcount using the RTC block */
#define CONFIG_SYS_BOOTCOUNT_BE
/* USB gadget RNDIS */
#endif
#ifdef CONFIG_NAND
/* NAND: device related configs */
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
CONFIG_SYS_NAND_PAGE_SIZE)
#define CONFIG_SYS_NAND_PAGE_SIZE 2048
#define CONFIG_SYS_NAND_OOBSIZE 64
#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
/* NAND: driver related configs */
#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, 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, }
#define CONFIG_SYS_NAND_ECCSIZE 512
#define CONFIG_SYS_NAND_ECCBYTES 14
#define CONFIG_SYS_NAND_ONFI_DETECTION
#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000
/* NAND: SPL related configs */
#ifdef CONFIG_SPL_OS_BOOT
#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
#endif
#endif /* !CONFIG_NAND */
/*
* For NOR boot, we must set this to the start of where NOR is mapped
* in memory.
*/
/*
* USB configuration. We enable MUSB support, both for host and for
* gadget. We set USB0 as peripheral and USB1 as host, based on the
* board schematic and physical port wired to each. Then for host we
* add mass storage support and for gadget we add both RNDIS ethernet
* and DFU.
*/
#define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
#define CONFIG_AM335X_USB0
#define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
#define CONFIG_AM335X_USB1
#define CONFIG_AM335X_USB1_MODE MUSB_HOST
/*
* Disable MMC DM for SPL build and can be re-enabled after adding
* DM support in SPL
*/
#ifdef CONFIG_SPL_BUILD
#undef CONFIG_DM_MMC
#undef CONFIG_TIMER
#endif
#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USB_ETHER)
/* Remove other SPL modes. */
/* disable host part of MUSB in SPL */
/* disable EFI partitions and partition UUID support */
#endif
/* USB Device Firmware Update support */
#ifndef CONFIG_SPL_BUILD
#define DFUARGS \
DFU_ALT_INFO_EMMC \
DFU_ALT_INFO_MMC \
DFU_ALT_INFO_RAM \
DFU_ALT_INFO_NAND
#endif
/*
* Default to using SPI for environment, etc.
* 0x000000 - 0x020000 : SPL (128KiB)
* 0x020000 - 0x0A0000 : U-Boot (512KiB)
* 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
* 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
* 0x0E0000 - 0x442000 : Linux Kernel
* 0x442000 - 0x800000 : Userland
*/
#if defined(CONFIG_SPI_BOOT)
/* SPL related */
#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
#define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */
#define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */
#define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */
#elif defined(CONFIG_EMMC_BOOT)
#define CONFIG_SYS_MMC_ENV_DEV 1
#define CONFIG_SYS_MMC_ENV_PART 0
#define CONFIG_ENV_OFFSET 0x260000
#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
#define CONFIG_SYS_MMC_MAX_DEVICE 2
#elif defined(CONFIG_NOR_BOOT)
#define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
#define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */
#define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */
#elif defined(CONFIG_ENV_IS_IN_NAND)
#define CONFIG_ENV_OFFSET 0x001c0000
#define CONFIG_ENV_OFFSET_REDUND 0x001e0000
#define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE
#endif
/* SPI flash. */
/* Network. */
#define CONFIG_PHY_SMSC
/* Enable Atheros phy driver */
#define CONFIG_PHY_ATHEROS
/*
* NOR Size = 16 MiB
* Number of Sectors/Blocks = 128
* Sector Size = 128 KiB
* Word length = 16 bits
* Default layout:
* 0x000000 - 0x07FFFF : U-Boot (512 KiB)
* 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
* 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
* 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
* 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
*/
#if defined(CONFIG_NOR)
#define CONFIG_SYS_MAX_FLASH_SECT 128
#define CONFIG_SYS_MAX_FLASH_BANKS 1
#define CONFIG_SYS_FLASH_BASE (0x08000000)
#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
#define CONFIG_SYS_FLASH_SIZE 0x01000000
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#endif /* NOR support */
#ifdef CONFIG_DRIVER_TI_CPSW
#define CONFIG_CLOCK_SYNTHESIZER
#define CLK_SYNTHESIZER_I2C_ADDR 0x65
#endif
#endif /* ! __CONFIG_AM335X_EVM_H */
|
