3 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
5 * Copyright (C) 2009 TechNexion Ltd.
7 * SPDX-License-Identifier: GPL-2.0+
14 * High Level Configuration Options
16 #define CONFIG_OMAP /* in a TI OMAP core */
17 #define CONFIG_OMAP_GPIO
19 #define CONFIG_SYS_TEXT_BASE 0x80008000
21 #define CONFIG_EMIF4 /* The chip has EMIF4 controller */
23 #include <asm/arch/cpu.h> /* get chip and board defs */
24 #include <asm/arch/omap.h>
27 #define V_OSCK 26000000 /* Clock output from T2 */
28 #define V_SCLK (V_OSCK >> 1)
30 #define CONFIG_MISC_INIT_R
32 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
33 #define CONFIG_SETUP_MEMORY_TAGS
34 #define CONFIG_INITRD_TAG
35 #define CONFIG_REVISION_TAG
38 * Size of malloc() pool
40 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */
41 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10) + \
46 #define CONFIG_OMAP3_MICRON_DDR /* Micron DDR */
47 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
54 * NS16550 Configuration
56 #define CONFIG_SYS_NS16550_SERIAL
57 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
58 #define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
61 * select serial console configuration
63 #define CONFIG_CONS_INDEX 1
64 #define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1
65 #define CONFIG_SERIAL1 /* UART1 */
67 /* allow to overwrite serial and ethaddr */
68 #define CONFIG_ENV_OVERWRITE
69 #define CONFIG_BAUDRATE 115200
70 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
73 #define CONFIG_OMAP3_GPIO_5
74 #define CONFIG_USB_EHCI
75 #define CONFIG_USB_EHCI_OMAP
76 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 25
77 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
79 /* commands to include */
80 #define CONFIG_CMD_NAND /* NAND support */
81 #define CONFIG_CMD_EEPROM
83 #define CONFIG_SYS_I2C
84 #define CONFIG_SYS_OMAP24_I2C_SPEED 400000
85 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
86 #define CONFIG_SYS_I2C_OMAP34XX
87 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* base address */
88 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */
89 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07
94 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
98 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
101 #define CONFIG_AUTO_COMPLETE
104 * Miscellaneous configurable options
106 #define CONFIG_SYS_LONGHELP /* undef to save memory */
107 #define CONFIG_CMDLINE_EDITING
108 #define CONFIG_AUTO_COMPLETE
109 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
111 /* Print Buffer Size */
112 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
113 sizeof(CONFIG_SYS_PROMPT) + 16)
114 #define CONFIG_SYS_MAXARGS 32 /* max number of command */
116 /* Boot Argument Buffer Size */
117 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
118 /* memtest works on */
119 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
120 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
121 0x01F00000) /* 31MB */
123 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
127 * AM3517 has 12 GP timers, they can be driven by the system clock
128 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
129 * This rate is divided by a local divisor.
131 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
132 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
135 * Physical Memory Map
137 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */
138 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
139 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
142 * FLASH and environment organization
145 /* **** PISMO SUPPORT *** */
147 #define CONFIG_NAND_OMAP_GPMC
148 #define CONFIG_ENV_IS_IN_NAND
149 #define SMNAND_ENV_OFFSET 0x180000 /* environment starts here */
151 /* Redundant Environment */
152 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
153 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
154 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
155 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \
156 2 * CONFIG_SYS_ENV_SECT_SIZE)
157 #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
159 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
160 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
161 #define CONFIG_SYS_INIT_RAM_SIZE 0x800
162 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
163 CONFIG_SYS_INIT_RAM_SIZE - \
164 GENERATED_GBL_DATA_SIZE)
167 * ethernet support, EMAC
170 #define CONFIG_DRIVER_TI_EMAC
171 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
173 #define CONFIG_EMAC_MDIO_PHY_NUM 0
174 #define CONFIG_BOOTP_DNS
175 #define CONFIG_BOOTP_DNS2
176 #define CONFIG_BOOTP_SEND_HOSTNAME
177 #define CONFIG_NET_RETRY_COUNT 10
179 /* Defines for SPL */
180 #define CONFIG_SPL_FRAMEWORK
181 #define CONFIG_SPL_BOARD_INIT
182 #define CONFIG_SPL_CONSOLE
183 #define CONFIG_SPL_NAND_SIMPLE
184 #define CONFIG_SPL_NAND_SOFTECC
185 #define CONFIG_SPL_NAND_WORKSPACE 0x8f07f000 /* below BSS */
187 #define CONFIG_SPL_NAND_BASE
188 #define CONFIG_SPL_NAND_DRIVERS
189 #define CONFIG_SPL_NAND_ECC
190 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
192 #define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/
193 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
194 CONFIG_SPL_TEXT_BASE)
195 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
197 #define CONFIG_SYS_SPL_MALLOC_START 0x8f000000
198 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
199 #define CONFIG_SPL_BSS_START_ADDR 0x8f080000 /* end of RAM */
200 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000
202 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
203 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
206 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage"
207 #define CONFIG_SPL_FS_LOAD_ARGS_NAME "args"
209 /* RAW SD card / eMMC */
210 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */
211 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */
212 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */
214 /* NAND boot config */
215 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
216 #define CONFIG_SYS_NAND_PAGE_COUNT 64
217 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
218 #define CONFIG_SYS_NAND_OOBSIZE 64
219 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
220 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
221 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
222 #define CONFIG_SYS_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47,\
223 48, 49, 50, 51, 52, 53, 54, 55,\
224 56, 57, 58, 59, 60, 61, 62, 63}
225 #define CONFIG_SYS_NAND_ECCSIZE 256
226 #define CONFIG_SYS_NAND_ECCBYTES 3
227 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW
228 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
230 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
232 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
233 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000
235 #define CONFIG_CMD_UBIFS
236 #define CONFIG_RBTREE
238 #define CONFIG_MTD_PARTITIONS
239 #define CONFIG_MTD_DEVICE
240 #define CONFIG_CMD_MTDPARTS
242 /* Setup MTD for NAND on the SOM */
243 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
244 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:512k(MLO)," \
245 "1m(u-boot),256k(env1)," \
246 "256k(env2),6m(kernel),-(rootfs)"
248 #define CONFIG_TAM3517_SETTINGS \
250 "nandargs=setenv bootargs root=${nandroot} " \
251 "rootfstype=${nandrootfstype}\0" \
252 "nfsargs=setenv bootargs root=/dev/nfs rw " \
253 "nfsroot=${serverip}:${rootpath}\0" \
254 "ramargs=setenv bootargs root=/dev/ram rw\0" \
255 "addip_sta=setenv bootargs ${bootargs} " \
256 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
257 ":${hostname}:${netdev}:off panic=1\0" \
258 "addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0" \
259 "addip=if test -n ${ipdyn};then run addip_dyn;" \
260 "else run addip_sta;fi\0" \
261 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
262 "addtty=setenv bootargs ${bootargs}" \
263 " console=ttyO0,${baudrate}\0" \
264 "addmisc=setenv bootargs ${bootargs} ${misc}\0" \
265 "loadaddr=82000000\0" \
266 "kernel_addr_r=82000000\0" \
267 "hostname=" __stringify(CONFIG_HOSTNAME) "\0" \
268 "bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0" \
269 "flash_self=run ramargs addip addtty addmtd addmisc;" \
270 "bootm ${kernel_addr} ${ramdisk_addr}\0" \
271 "flash_nfs=run nfsargs addip addtty addmtd addmisc;" \
272 "bootm ${kernel_addr}\0" \
273 "nandboot=run nandargs addip addtty addmtd addmisc;" \
274 "nand read ${kernel_addr_r} kernel\0" \
275 "bootm ${kernel_addr_r}\0" \
276 "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
277 "run nfsargs addip addtty addmtd addmisc;" \
278 "bootm ${kernel_addr_r}\0" \
279 "net_self=if run net_self_load;then " \
280 "run ramargs addip addtty addmtd addmisc;" \
281 "bootm ${kernel_addr_r} ${ramdisk_addr_r};" \
282 "else echo Images not loades;fi\0" \
283 "u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.img\0" \
284 "load=tftp ${loadaddr} ${u-boot}\0" \
285 "loadmlo=tftp ${loadaddr} ${mlo}\0" \
286 "mlo=" __stringify(CONFIG_HOSTNAME) "/MLO\0" \
287 "uboot_addr=0x80000\0" \
288 "update=nandecc sw;nand erase ${uboot_addr} 100000;" \
289 "nand write ${loadaddr} ${uboot_addr} 80000\0" \
290 "updatemlo=nandecc hw;nand erase 0 20000;" \
291 "nand write ${loadaddr} 0 20000\0" \
292 "upd=if run load;then echo Updating u-boot;if run update;" \
293 "then echo U-Boot updated;" \
294 "else echo Error updating u-boot !;" \
295 "echo Board without bootloader !!;" \
297 "else echo U-Boot not downloaded..exiting;fi\0" \
300 * this is common code for all TAM3517 boards.
301 * MAC address is stored from manufacturer in
304 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
306 * The I2C EEPROM on the TAM3517 contains
307 * mac address and production data
309 struct tam3517_module_info {
314 * bit 0~47 : sequence number
315 * bit 48~55 : week of year, from 0.
318 unsigned long long sequence_number;
321 * bit 0~7 : revision fixed
322 * bit 8~15 : revision major
325 unsigned int revision;
326 unsigned char eth_addr[4][8];
327 unsigned char _rev[100];
330 #define TAM3517_READ_EEPROM(info, ret) \
332 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); \
333 if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, \
334 (void *)info, sizeof(*info))) \
340 #define TAM3517_READ_MAC_FROM_EEPROM(info) \
342 char buf[80], ethname[20]; \
344 memset(buf, 0, sizeof(buf)); \
345 for (i = 0 ; i < ARRAY_SIZE((info)->eth_addr); i++) { \
346 sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", \
347 (info)->eth_addr[i][5], \
348 (info)->eth_addr[i][4], \
349 (info)->eth_addr[i][3], \
350 (info)->eth_addr[i][2], \
351 (info)->eth_addr[i][1], \
352 (info)->eth_addr[i][0]); \
355 sprintf(ethname, "eth%daddr", i); \
357 strcpy(ethname, "ethaddr"); \
358 printf("Setting %s from EEPROM with %s\n", ethname, buf);\
359 setenv(ethname, buf); \
363 /* The following macros are taken from Technexion's documentation */
364 #define TAM3517_sequence_number(info) \
365 ((info)->sequence_number % 0x1000000000000LL)
366 #define TAM3517_week_of_year(info) (((info)->sequence_number >> 48) % 0x100)
367 #define TAM3517_year(info) ((info)->sequence_number >> 56)
368 #define TAM3517_revision_fixed(info) ((info)->revision % 0x100)
369 #define TAM3517_revision_major(info) (((info)->revision >> 8) % 0x100)
370 #define TAM3517_revision_tn(info) ((info)->revision >> 16)
372 #define TAM3517_PRINT_SOM_INFO(info) \
374 printf("Vendor:%s\n", (info)->customer); \
375 printf("SOM: %s\n", (info)->product); \
376 printf("SeqNr: %02llu%02llu%012llu\n", \
377 TAM3517_year(info), \
378 TAM3517_week_of_year(info), \
379 TAM3517_sequence_number(info)); \
380 printf("Rev: TN%u %u.%u\n", \
381 TAM3517_revision_tn(info), \
382 TAM3517_revision_major(info), \
383 TAM3517_revision_fixed(info)); \
388 #endif /* __TAM3517_H */