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1/*
2 * Copyright (C) 2011
3 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
4 *
5 * Copyright (C) 2009 TechNexion Ltd.
6 *
1a459660 7 * SPDX-License-Identifier: GPL-2.0+
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8 */
9
10#ifndef __TAM3517_H
11#define __TAM3517_H
12
13/*
14 * High Level Configuration Options
15 */
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16
17#define CONFIG_SYS_TEXT_BASE 0x80008000
18
f9c6fac4 19#include <asm/arch/cpu.h> /* get chip and board defs */
987ec585 20#include <asm/arch/omap.h>
f9c6fac4 21
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22/* Clock Defines */
23#define V_OSCK 26000000 /* Clock output from T2 */
24#define V_SCLK (V_OSCK >> 1)
25
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26#define CONFIG_MISC_INIT_R
27
28#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
29#define CONFIG_SETUP_MEMORY_TAGS
30#define CONFIG_INITRD_TAG
31#define CONFIG_REVISION_TAG
32
33/*
34 * Size of malloc() pool
35 */
36#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
37#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10) + \
38 2 * 1024 * 1024)
39/*
40 * DDR related
41 */
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42#define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
43
44/*
45 * Hardware drivers
46 */
47
48/*
49 * NS16550 Configuration
50 */
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51#define CONFIG_SYS_NS16550_SERIAL
52#define CONFIG_SYS_NS16550_REG_SIZE (-4)
53#define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
54
55/*
56 * select serial console configuration
57 */
58#define CONFIG_CONS_INDEX 1
59#define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1
60#define CONFIG_SERIAL1 /* UART1 */
61
62/* allow to overwrite serial and ethaddr */
63#define CONFIG_ENV_OVERWRITE
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64#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
65 115200}
f9c6fac4 66/* EHCI */
f9c6fac4 67#define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 25
f9c6fac4 68
6789e84e 69#define CONFIG_SYS_I2C
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70#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* base address */
71#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */
72#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07
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73
74/*
75 * Board NAND Info.
76 */
77#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
78 /* to access */
79 /* nand at CS0 */
80
81#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
82 /* NAND devices */
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83
84#define CONFIG_AUTO_COMPLETE
85
86/*
87 * Miscellaneous configurable options
88 */
89#define CONFIG_SYS_LONGHELP /* undef to save memory */
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90#define CONFIG_CMDLINE_EDITING
91#define CONFIG_AUTO_COMPLETE
92#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
93
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94#define CONFIG_SYS_MAXARGS 32 /* max number of command */
95 /* args */
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96/* memtest works on */
97#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
98#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
99 0x01F00000) /* 31MB */
100
101#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
102 /* address */
103
104/*
105 * AM3517 has 12 GP timers, they can be driven by the system clock
106 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
107 * This rate is divided by a local divisor.
108 */
109#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
110#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
f9c6fac4 111
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112/*
113 * Physical Memory Map
114 */
115#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
116#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
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117#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
118
119/*
120 * FLASH and environment organization
121 */
122
123/* **** PISMO SUPPORT *** */
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124
125/* Redundant Environment */
126#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
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127#define CONFIG_ENV_OFFSET 0x180000
128#define CONFIG_ENV_ADDR 0x180000
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129#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \
130 2 * CONFIG_SYS_ENV_SECT_SIZE)
131#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
132
133#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
134#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
135#define CONFIG_SYS_INIT_RAM_SIZE 0x800
136#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
137 CONFIG_SYS_INIT_RAM_SIZE - \
138 GENERATED_GBL_DATA_SIZE)
139
140/*
141 * ethernet support, EMAC
142 *
143 */
144#define CONFIG_DRIVER_TI_EMAC
145#define CONFIG_DRIVER_TI_EMAC_USE_RMII
146#define CONFIG_MII
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147#define CONFIG_BOOTP_DNS
148#define CONFIG_BOOTP_DNS2
149#define CONFIG_BOOTP_SEND_HOSTNAME
150#define CONFIG_NET_RETRY_COUNT 10
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151
152/* Defines for SPL */
47f7bcae 153#define CONFIG_SPL_FRAMEWORK
f9c6fac4 154#define CONFIG_SPL_CONSOLE
8ad59c9a 155#define CONFIG_SPL_NAND_SOFTECC
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156#define CONFIG_SPL_NAND_WORKSPACE 0x8f07f000 /* below BSS */
157
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158#define CONFIG_SPL_NAND_BASE
159#define CONFIG_SPL_NAND_DRIVERS
160#define CONFIG_SPL_NAND_ECC
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161
162#define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/
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163#define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
164 CONFIG_SPL_TEXT_BASE)
f51c8a99 165#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
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166
167#define CONFIG_SYS_SPL_MALLOC_START 0x8f000000
168#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
169#define CONFIG_SPL_BSS_START_ADDR 0x8f080000 /* end of RAM */
170#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
171
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172#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
173#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
174
175/* FAT */
176#define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage"
177#define CONFIG_SPL_FS_LOAD_ARGS_NAME "args"
178
179/* RAW SD card / eMMC */
180#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */
181#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */
182#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */
183
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184/* NAND boot config */
185#define CONFIG_SYS_NAND_PAGE_COUNT 64
186#define CONFIG_SYS_NAND_PAGE_SIZE 2048
187#define CONFIG_SYS_NAND_OOBSIZE 64
188#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
189#define CONFIG_SYS_NAND_5_ADDR_CYCLE
190#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
191#define CONFIG_SYS_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47,\
192 48, 49, 50, 51, 52, 53, 54, 55,\
193 56, 57, 58, 59, 60, 61, 62, 63}
194#define CONFIG_SYS_NAND_ECCSIZE 256
195#define CONFIG_SYS_NAND_ECCBYTES 3
3f719069 196#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW
f9c6fac4 197
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198#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
199
200#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
201#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000
202
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203#define CONFIG_MTD_PARTITIONS
204#define CONFIG_MTD_DEVICE
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205
206/* Setup MTD for NAND on the SOM */
f9c6fac4 207
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208#define CONFIG_TAM3517_SETTINGS \
209 "netdev=eth0\0" \
210 "nandargs=setenv bootargs root=${nandroot} " \
211 "rootfstype=${nandrootfstype}\0" \
212 "nfsargs=setenv bootargs root=/dev/nfs rw " \
213 "nfsroot=${serverip}:${rootpath}\0" \
214 "ramargs=setenv bootargs root=/dev/ram rw\0" \
215 "addip_sta=setenv bootargs ${bootargs} " \
216 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
217 ":${hostname}:${netdev}:off panic=1\0" \
218 "addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0" \
219 "addip=if test -n ${ipdyn};then run addip_dyn;" \
220 "else run addip_sta;fi\0" \
221 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
222 "addtty=setenv bootargs ${bootargs}" \
223 " console=ttyO0,${baudrate}\0" \
224 "addmisc=setenv bootargs ${bootargs} ${misc}\0" \
225 "loadaddr=82000000\0" \
226 "kernel_addr_r=82000000\0" \
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227 "hostname=" __stringify(CONFIG_HOSTNAME) "\0" \
228 "bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0" \
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229 "flash_self=run ramargs addip addtty addmtd addmisc;" \
230 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
231 "flash_nfs=run nfsargs addip addtty addmtd addmisc;" \
232 "bootm ${kernel_addr}\0" \
233 "nandboot=run nandargs addip addtty addmtd addmisc;" \
234 "nand read ${kernel_addr_r} kernel\0" \
235 "bootm ${kernel_addr_r}\0" \
236 "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
237 "run nfsargs addip addtty addmtd addmisc;" \
238 "bootm ${kernel_addr_r}\0" \
239 "net_self=if run net_self_load;then " \
240 "run ramargs addip addtty addmtd addmisc;" \
241 "bootm ${kernel_addr_r} ${ramdisk_addr_r};" \
242 "else echo Images not loades;fi\0" \
93ea89f0 243 "u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.img\0" \
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244 "load=tftp ${loadaddr} ${u-boot}\0" \
245 "loadmlo=tftp ${loadaddr} ${mlo}\0" \
93ea89f0 246 "mlo=" __stringify(CONFIG_HOSTNAME) "/MLO\0" \
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247 "uboot_addr=0x80000\0" \
248 "update=nandecc sw;nand erase ${uboot_addr} 100000;" \
249 "nand write ${loadaddr} ${uboot_addr} 80000\0" \
250 "updatemlo=nandecc hw;nand erase 0 20000;" \
251 "nand write ${loadaddr} 0 20000\0" \
252 "upd=if run load;then echo Updating u-boot;if run update;" \
253 "then echo U-Boot updated;" \
254 "else echo Error updating u-boot !;" \
255 "echo Board without bootloader !!;" \
256 "fi;" \
257 "else echo U-Boot not downloaded..exiting;fi\0" \
258
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259/*
260 * this is common code for all TAM3517 boards.
261 * MAC address is stored from manufacturer in
262 * I2C EEPROM
263 */
264#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
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265/*
266 * The I2C EEPROM on the TAM3517 contains
267 * mac address and production data
268 */
269struct tam3517_module_info {
270 char customer[48];
271 char product[48];
272
273 /*
274 * bit 0~47 : sequence number
275 * bit 48~55 : week of year, from 0.
276 * bit 56~63 : year
277 */
278 unsigned long long sequence_number;
279
280 /*
281 * bit 0~7 : revision fixed
282 * bit 8~15 : revision major
283 * bit 16~31 : TNxxx
284 */
285 unsigned int revision;
286 unsigned char eth_addr[4][8];
287 unsigned char _rev[100];
288};
289
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290#define TAM3517_READ_EEPROM(info, ret) \
291do { \
6789e84e 292 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); \
8103c6f0 293 if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, \
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294 (void *)info, sizeof(*info))) \
295 ret = 1; \
296 else \
297 ret = 0; \
298} while (0)
299
300#define TAM3517_READ_MAC_FROM_EEPROM(info) \
301do { \
302 char buf[80], ethname[20]; \
303 int i; \
8103c6f0 304 memset(buf, 0, sizeof(buf)); \
31f5b651 305 for (i = 0 ; i < ARRAY_SIZE((info)->eth_addr); i++) { \
8103c6f0 306 sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", \
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307 (info)->eth_addr[i][5], \
308 (info)->eth_addr[i][4], \
309 (info)->eth_addr[i][3], \
310 (info)->eth_addr[i][2], \
311 (info)->eth_addr[i][1], \
312 (info)->eth_addr[i][0]); \
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313 \
314 if (i) \
315 sprintf(ethname, "eth%daddr", i); \
316 else \
192bc694 317 strcpy(ethname, "ethaddr"); \
8103c6f0 318 printf("Setting %s from EEPROM with %s\n", ethname, buf);\
382bee57 319 env_set(ethname, buf); \
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320 } \
321} while (0)
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322
323/* The following macros are taken from Technexion's documentation */
324#define TAM3517_sequence_number(info) \
325 ((info)->sequence_number % 0x1000000000000LL)
326#define TAM3517_week_of_year(info) (((info)->sequence_number >> 48) % 0x100)
327#define TAM3517_year(info) ((info)->sequence_number >> 56)
328#define TAM3517_revision_fixed(info) ((info)->revision % 0x100)
329#define TAM3517_revision_major(info) (((info)->revision >> 8) % 0x100)
330#define TAM3517_revision_tn(info) ((info)->revision >> 16)
331
332#define TAM3517_PRINT_SOM_INFO(info) \
333do { \
334 printf("Vendor:%s\n", (info)->customer); \
335 printf("SOM: %s\n", (info)->product); \
336 printf("SeqNr: %02llu%02llu%012llu\n", \
337 TAM3517_year(info), \
338 TAM3517_week_of_year(info), \
339 TAM3517_sequence_number(info)); \
340 printf("Rev: TN%u %u.%u\n", \
341 TAM3517_revision_tn(info), \
342 TAM3517_revision_major(info), \
343 TAM3517_revision_fixed(info)); \
344} while (0)
345
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346#endif
347
f9c6fac4 348#endif /* __TAM3517_H */