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
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
|
/*
* Copyright (C) 2011
* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
*
* Copyright (C) 2009 TechNexion Ltd.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __TAM3517_H
#define __TAM3517_H
/*
* High Level Configuration Options
*/
#define CONFIG_SYS_TEXT_BASE 0x80008000
#define CONFIG_EMIF4 /* The chip has EMIF4 controller */
#include <asm/arch/cpu.h> /* get chip and board defs */
#include <asm/arch/omap.h>
/* Clock Defines */
#define V_OSCK 26000000 /* Clock output from T2 */
#define V_SCLK (V_OSCK >> 1)
#define CONFIG_MISC_INIT_R
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
#define CONFIG_REVISION_TAG
/*
* Size of malloc() pool
*/
#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10) + \
2 * 1024 * 1024)
/*
* DDR related
*/
#define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
/*
* Hardware drivers
*/
/*
* NS16550 Configuration
*/
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE (-4)
#define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
/*
* select serial console configuration
*/
#define CONFIG_CONS_INDEX 1
#define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1
#define CONFIG_SERIAL1 /* UART1 */
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
115200}
/* EHCI */
#define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 25
#define CONFIG_SYS_I2C
#define CONFIG_SYS_OMAP24_I2C_SPEED 400000
#define CONFIG_SYS_OMAP24_I2C_SLAVE 1
#define CONFIG_SYS_I2C_OMAP34XX
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* base address */
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */
#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07
/*
* Board NAND Info.
*/
#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
/* to access */
/* nand at CS0 */
#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
/* NAND devices */
#define CONFIG_AUTO_COMPLETE
/*
* Miscellaneous configurable options
*/
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#define CONFIG_CMDLINE_EDITING
#define CONFIG_AUTO_COMPLETE
#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
/* Print Buffer Size */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_MAXARGS 32 /* max number of command */
/* args */
/* 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 */
#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
/* address */
/*
* AM3517 has 12 GP timers, they can be driven by the system clock
* (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
* This rate is divided by a local divisor.
*/
#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
/*
* Physical Memory Map
*/
#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
/*
* FLASH and environment organization
*/
/* **** PISMO SUPPORT *** */
#define CONFIG_NAND
#define CONFIG_NAND_OMAP_GPMC
#define SMNAND_ENV_OFFSET 0x180000 /* environment starts here */
/* Redundant Environment */
#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
#define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \
2 * CONFIG_SYS_ENV_SECT_SIZE)
#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
#define CONFIG_SYS_INIT_RAM_SIZE 0x800
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
CONFIG_SYS_INIT_RAM_SIZE - \
GENERATED_GBL_DATA_SIZE)
/*
* ethernet support, EMAC
*
*/
#define CONFIG_DRIVER_TI_EMAC
#define CONFIG_DRIVER_TI_EMAC_USE_RMII
#define CONFIG_MII
#define CONFIG_BOOTP_DNS
#define CONFIG_BOOTP_DNS2
#define CONFIG_BOOTP_SEND_HOSTNAME
#define CONFIG_NET_RETRY_COUNT 10
/* Defines for SPL */
#define CONFIG_SPL_FRAMEWORK
#define CONFIG_SPL_CONSOLE
#define CONFIG_SPL_NAND_SIMPLE
#define CONFIG_SPL_NAND_SOFTECC
#define CONFIG_SPL_NAND_WORKSPACE 0x8f07f000 /* below BSS */
#define CONFIG_SPL_NAND_BASE
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_ECC
#define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
#define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/
#define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
CONFIG_SPL_TEXT_BASE)
#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
#define CONFIG_SYS_SPL_MALLOC_START 0x8f000000
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
#define CONFIG_SPL_BSS_START_ADDR 0x8f080000 /* end of RAM */
#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
/* FAT */
#define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage"
#define CONFIG_SPL_FS_LOAD_ARGS_NAME "args"
/* RAW SD card / eMMC */
#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */
#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */
#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */
/* NAND boot config */
#define CONFIG_SYS_NAND_BUSWIDTH_16BIT
#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_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
#define CONFIG_SYS_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47,\
48, 49, 50, 51, 52, 53, 54, 55,\
56, 57, 58, 59, 60, 61, 62, 63}
#define CONFIG_SYS_NAND_ECCSIZE 256
#define CONFIG_SYS_NAND_ECCBYTES 3
#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW
#define CONFIG_NAND_OMAP_GPMC_PREFETCH
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000
#define CONFIG_MTD_PARTITIONS
#define CONFIG_MTD_DEVICE
/* Setup MTD for NAND on the SOM */
#define MTDIDS_DEFAULT "nand0=omap2-nand.0"
#define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:512k(MLO)," \
"1m(u-boot),256k(env1)," \
"256k(env2),6m(kernel),-(rootfs)"
#define CONFIG_TAM3517_SETTINGS \
"netdev=eth0\0" \
"nandargs=setenv bootargs root=${nandroot} " \
"rootfstype=${nandrootfstype}\0" \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=${serverip}:${rootpath}\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
"addip_sta=setenv bootargs ${bootargs} " \
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
":${hostname}:${netdev}:off panic=1\0" \
"addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0" \
"addip=if test -n ${ipdyn};then run addip_dyn;" \
"else run addip_sta;fi\0" \
"addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
"addtty=setenv bootargs ${bootargs}" \
" console=ttyO0,${baudrate}\0" \
"addmisc=setenv bootargs ${bootargs} ${misc}\0" \
"loadaddr=82000000\0" \
"kernel_addr_r=82000000\0" \
"hostname=" __stringify(CONFIG_HOSTNAME) "\0" \
"bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0" \
"flash_self=run ramargs addip addtty addmtd addmisc;" \
"bootm ${kernel_addr} ${ramdisk_addr}\0" \
"flash_nfs=run nfsargs addip addtty addmtd addmisc;" \
"bootm ${kernel_addr}\0" \
"nandboot=run nandargs addip addtty addmtd addmisc;" \
"nand read ${kernel_addr_r} kernel\0" \
"bootm ${kernel_addr_r}\0" \
"net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
"run nfsargs addip addtty addmtd addmisc;" \
"bootm ${kernel_addr_r}\0" \
"net_self=if run net_self_load;then " \
"run ramargs addip addtty addmtd addmisc;" \
"bootm ${kernel_addr_r} ${ramdisk_addr_r};" \
"else echo Images not loades;fi\0" \
"u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.img\0" \
"load=tftp ${loadaddr} ${u-boot}\0" \
"loadmlo=tftp ${loadaddr} ${mlo}\0" \
"mlo=" __stringify(CONFIG_HOSTNAME) "/MLO\0" \
"uboot_addr=0x80000\0" \
"update=nandecc sw;nand erase ${uboot_addr} 100000;" \
"nand write ${loadaddr} ${uboot_addr} 80000\0" \
"updatemlo=nandecc hw;nand erase 0 20000;" \
"nand write ${loadaddr} 0 20000\0" \
"upd=if run load;then echo Updating u-boot;if run update;" \
"then echo U-Boot updated;" \
"else echo Error updating u-boot !;" \
"echo Board without bootloader !!;" \
"fi;" \
"else echo U-Boot not downloaded..exiting;fi\0" \
/*
* this is common code for all TAM3517 boards.
* MAC address is stored from manufacturer in
* I2C EEPROM
*/
#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
/*
* The I2C EEPROM on the TAM3517 contains
* mac address and production data
*/
struct tam3517_module_info {
char customer[48];
char product[48];
/*
* bit 0~47 : sequence number
* bit 48~55 : week of year, from 0.
* bit 56~63 : year
*/
unsigned long long sequence_number;
/*
* bit 0~7 : revision fixed
* bit 8~15 : revision major
* bit 16~31 : TNxxx
*/
unsigned int revision;
unsigned char eth_addr[4][8];
unsigned char _rev[100];
};
#define TAM3517_READ_EEPROM(info, ret) \
do { \
i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); \
if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, \
(void *)info, sizeof(*info))) \
ret = 1; \
else \
ret = 0; \
} while (0)
#define TAM3517_READ_MAC_FROM_EEPROM(info) \
do { \
char buf[80], ethname[20]; \
int i; \
memset(buf, 0, sizeof(buf)); \
for (i = 0 ; i < ARRAY_SIZE((info)->eth_addr); i++) { \
sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", \
(info)->eth_addr[i][5], \
(info)->eth_addr[i][4], \
(info)->eth_addr[i][3], \
(info)->eth_addr[i][2], \
(info)->eth_addr[i][1], \
(info)->eth_addr[i][0]); \
\
if (i) \
sprintf(ethname, "eth%daddr", i); \
else \
strcpy(ethname, "ethaddr"); \
printf("Setting %s from EEPROM with %s\n", ethname, buf);\
setenv(ethname, buf); \
} \
} while (0)
/* The following macros are taken from Technexion's documentation */
#define TAM3517_sequence_number(info) \
((info)->sequence_number % 0x1000000000000LL)
#define TAM3517_week_of_year(info) (((info)->sequence_number >> 48) % 0x100)
#define TAM3517_year(info) ((info)->sequence_number >> 56)
#define TAM3517_revision_fixed(info) ((info)->revision % 0x100)
#define TAM3517_revision_major(info) (((info)->revision >> 8) % 0x100)
#define TAM3517_revision_tn(info) ((info)->revision >> 16)
#define TAM3517_PRINT_SOM_INFO(info) \
do { \
printf("Vendor:%s\n", (info)->customer); \
printf("SOM: %s\n", (info)->product); \
printf("SeqNr: %02llu%02llu%012llu\n", \
TAM3517_year(info), \
TAM3517_week_of_year(info), \
TAM3517_sequence_number(info)); \
printf("Rev: TN%u %u.%u\n", \
TAM3517_revision_tn(info), \
TAM3517_revision_major(info), \
TAM3517_revision_fixed(info)); \
} while (0)
#endif
#endif /* __TAM3517_H */
|
