1 /*
2 * am335x_evm.h
3 *
4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation version 2.
9 *
10 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
11 * kind, whether express or implied; without even the implied warranty
12 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 */
16 #ifndef __CONFIG_AM335X_EVM_H
17 #define __CONFIG_AM335X_EVM_H
19 #define CONFIG_AM33XX
21 #include <asm/arch/cpu.h>
22 #include <asm/arch/hardware.h>
24 #define CONFIG_DMA_COHERENT
25 #define CONFIG_DMA_COHERENT_SIZE (1 << 20)
27 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
28 #define CONFIG_SYS_MALLOC_LEN (1024 << 10)
29 #define CONFIG_SYS_LONGHELP /* undef to save memory */
30 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
31 #define CONFIG_SYS_PROMPT "U-Boot# "
32 #define CONFIG_BOARD_LATE_INIT
33 #define CONFIG_SYS_NO_FLASH
34 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */
35 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM
37 #define CONFIG_OF_LIBFDT
38 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
39 #define CONFIG_SETUP_MEMORY_TAGS
40 #define CONFIG_INITRD_TAG
42 /* commands to include */
43 #include <config_cmd_default.h>
45 #define CONFIG_CMD_ASKENV
46 #define CONFIG_VERSION_VARIABLE
48 /* set to negative value for no autoboot */
49 #define CONFIG_BOOTDELAY 1
50 #define CONFIG_ENV_VARS_UBOOT_CONFIG
51 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
52 #define CONFIG_EXTRA_ENV_SETTINGS \
53 "loadaddr=0x80200000\0" \
54 "fdtaddr=0x80F80000\0" \
55 "fdt_high=0xffffffff\0" \
56 "rdaddr=0x81000000\0" \
57 "bootfile=/boot/uImage\0" \
58 "fdtfile=\0" \
59 "console=ttyO0,115200n8\0" \
60 "optargs=\0" \
61 "mmcdev=0\0" \
62 "mmcroot=/dev/mmcblk0p2 ro\0" \
63 "mmcrootfstype=ext4 rootwait\0" \
64 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
65 "ramrootfstype=ext2\0" \
66 "mmcargs=setenv bootargs console=${console} " \
67 "${optargs} " \
68 "root=${mmcroot} " \
69 "rootfstype=${mmcrootfstype}\0" \
70 "bootenv=uEnv.txt\0" \
71 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
72 "importbootenv=echo Importing environment from mmc ...; " \
73 "env import -t $loadaddr $filesize\0" \
74 "ramargs=setenv bootargs console=${console} " \
75 "${optargs} " \
76 "root=${ramroot} " \
77 "rootfstype=${ramrootfstype}\0" \
78 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
79 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
80 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
81 "mmcboot=echo Booting from mmc ...; " \
82 "run mmcargs; " \
83 "bootm ${loadaddr}\0" \
84 "ramboot=echo Booting from ramdisk ...; " \
85 "run ramargs; " \
86 "bootm ${loadaddr}\0" \
87 "findfdt="\
88 "if test $board_name = A335BONE; then " \
89 "setenv fdtfile am335x-bone.dtb; fi; " \
90 "if test $board_name = A33515BB; then " \
91 "setenv fdtfile am335x-evm.dtb; fi; " \
92 "if test $board_name = A335X_SK; then " \
93 "setenv fdtfile am335x-evmsk.dtb; fi\0" \
95 #define CONFIG_BOOTCOMMAND \
96 "mmc dev ${mmcdev}; if mmc rescan; then " \
97 "echo SD/MMC found on device ${mmcdev};" \
98 "if run loadbootenv; then " \
99 "echo Loaded environment from ${bootenv};" \
100 "run importbootenv;" \
101 "fi;" \
102 "if test -n $uenvcmd; then " \
103 "echo Running uenvcmd ...;" \
104 "run uenvcmd;" \
105 "fi;" \
106 "if run loaduimage; then " \
107 "run mmcboot;" \
108 "fi;" \
109 "fi;" \
111 /* Clock Defines */
112 #define V_OSCK 24000000 /* Clock output from T2 */
113 #define V_SCLK (V_OSCK)
115 #define CONFIG_CMD_ECHO
117 /* max number of command args */
118 #define CONFIG_SYS_MAXARGS 16
120 /* Console I/O Buffer Size */
121 #define CONFIG_SYS_CBSIZE 512
123 /* Print Buffer Size */
124 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
125 + sizeof(CONFIG_SYS_PROMPT) + 16)
127 /* Boot Argument Buffer Size */
128 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
130 /*
131 * memtest works on 8 MB in DRAM after skipping 32MB from
132 * start addr of ram disk
133 */
134 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024))
135 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
136 + (8 * 1024 * 1024))
138 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
139 #define CONFIG_SYS_HZ 1000 /* 1ms clock */
141 #define CONFIG_MMC
142 #define CONFIG_GENERIC_MMC
143 #define CONFIG_OMAP_HSMMC
144 #define CONFIG_CMD_MMC
145 #define CONFIG_DOS_PARTITION
146 #define CONFIG_CMD_FAT
147 #define CONFIG_CMD_EXT2
149 #define CONFIG_SPI
150 #define CONFIG_OMAP3_SPI
151 #define CONFIG_MTD_DEVICE
152 #define CONFIG_SPI_FLASH
153 #define CONFIG_SPI_FLASH_WINBOND
154 #define CONFIG_CMD_SF
155 #define CONFIG_SF_DEFAULT_SPEED (24000000)
157 /* Physical Memory Map */
158 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
159 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
160 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */
162 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
163 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
164 GENERATED_GBL_DATA_SIZE)
165 /* Platform/Board specific defs */
166 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
167 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
168 #define CONFIG_SYS_HZ 1000
170 /* NS16550 Configuration */
171 #define CONFIG_SYS_NS16550
172 #define CONFIG_SYS_NS16550_SERIAL
173 #define CONFIG_SERIAL_MULTI
174 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
175 #define CONFIG_SYS_NS16550_CLK (48000000)
176 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
177 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
178 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
179 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
180 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
181 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
183 /* I2C Configuration */
184 #define CONFIG_I2C
185 #define CONFIG_CMD_I2C
186 #define CONFIG_HARD_I2C
187 #define CONFIG_SYS_I2C_SPEED 100000
188 #define CONFIG_SYS_I2C_SLAVE 1
189 #define CONFIG_I2C_MULTI_BUS
190 #define CONFIG_DRIVER_OMAP24XX_I2C
191 #define CONFIG_CMD_EEPROM
192 #define CONFIG_ENV_EEPROM_IS_ON_I2C
193 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
194 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
195 #define CONFIG_SYS_I2C_MULTI_EEPROMS
197 #define CONFIG_OMAP_GPIO
199 #define CONFIG_BAUDRATE 115200
200 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \
201 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
203 #define CONFIG_ENV_OVERWRITE 1
204 #define CONFIG_SYS_CONSOLE_INFO_QUIET
206 #define CONFIG_ENV_IS_NOWHERE
208 /* Defines for SPL */
209 #define CONFIG_SPL
210 #define CONFIG_SPL_FRAMEWORK
211 #define CONFIG_SPL_TEXT_BASE 0x402F0400
212 #define CONFIG_SPL_MAX_SIZE (101 * 1024)
213 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR
215 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
216 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
218 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
219 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
220 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
221 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
222 #define CONFIG_SPL_MMC_SUPPORT
223 #define CONFIG_SPL_FAT_SUPPORT
224 #define CONFIG_SPL_I2C_SUPPORT
226 #define CONFIG_SPL_LIBCOMMON_SUPPORT
227 #define CONFIG_SPL_LIBDISK_SUPPORT
228 #define CONFIG_SPL_LIBGENERIC_SUPPORT
229 #define CONFIG_SPL_SERIAL_SUPPORT
230 #define CONFIG_SPL_GPIO_SUPPORT
231 #define CONFIG_SPL_YMODEM_SUPPORT
232 #define CONFIG_SPL_NET_SUPPORT
233 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"
234 #define CONFIG_SPL_ETH_SUPPORT
235 #define CONFIG_SPL_SPI_SUPPORT
236 #define CONFIG_SPL_SPI_FLASH_SUPPORT
237 #define CONFIG_SPL_SPI_LOAD
238 #define CONFIG_SPL_SPI_BUS 0
239 #define CONFIG_SPL_SPI_CS 0
240 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
241 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000
242 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
244 #define CONFIG_SPL_BOARD_INIT
245 #define CONFIG_SPL_NAND_AM33XX_BCH
246 #define CONFIG_SPL_NAND_SUPPORT
247 #define CONFIG_SPL_NAND_BASE
248 #define CONFIG_SPL_NAND_DRIVERS
249 #define CONFIG_SPL_NAND_ECC
250 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
251 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
252 CONFIG_SYS_NAND_PAGE_SIZE)
253 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
254 #define CONFIG_SYS_NAND_OOBSIZE 64
255 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
256 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
257 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
258 10, 11, 12, 13, 14, 15, 16, 17, \
259 18, 19, 20, 21, 22, 23, 24, 25, \
260 26, 27, 28, 29, 30, 31, 32, 33, \
261 34, 35, 36, 37, 38, 39, 40, 41, \
262 42, 43, 44, 45, 46, 47, 48, 49, \
263 50, 51, 52, 53, 54, 55, 56, 57, }
265 #define CONFIG_SYS_NAND_ECCSIZE 512
266 #define CONFIG_SYS_NAND_ECCBYTES 14
268 #define CONFIG_SYS_NAND_ECCSTEPS 4
269 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \
270 CONFIG_SYS_NAND_ECCSTEPS)
272 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
274 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
276 /*
277 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
278 * 64 bytes before this address should be set aside for u-boot.img's
279 * header. That is 0x800FFFC0--0x80100000 should not be used for any
280 * other needs.
281 */
282 #define CONFIG_SYS_TEXT_BASE 0x80800000
283 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
284 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
286 /* Since SPL did pll and ddr initialization for us,
287 * we don't need to do it twice.
288 */
289 #ifndef CONFIG_SPL_BUILD
290 #define CONFIG_SKIP_LOWLEVEL_INIT
291 #endif
293 /*
294 * USB configuration
295 */
296 #define CONFIG_USB_MUSB_DSPS
297 #define CONFIG_ARCH_MISC_INIT
298 #define CONFIG_MUSB_GADGET
299 #define CONFIG_MUSB_PIO_ONLY
300 #define CONFIG_USB_GADGET_DUALSPEED
301 #define CONFIG_MUSB_HOST
302 #define CONFIG_AM335X_USB0
303 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
304 #define CONFIG_AM335X_USB1
305 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
307 #ifdef CONFIG_MUSB_HOST
308 #define CONFIG_CMD_USB
309 #define CONFIG_USB_STORAGE
310 #endif
312 #ifdef CONFIG_MUSB_GADGET
313 #define CONFIG_USB_ETHER
314 #define CONFIG_USB_ETH_RNDIS
315 #endif /* CONFIG_MUSB_GADGET */
317 /* Unsupported features */
318 #undef CONFIG_USE_IRQ
320 #define CONFIG_CMD_NET
321 #define CONFIG_CMD_DHCP
322 #define CONFIG_CMD_PING
323 #define CONFIG_DRIVER_TI_CPSW
324 #define CONFIG_MII
325 #define CONFIG_BOOTP_DEFAULT
326 #define CONFIG_BOOTP_DNS
327 #define CONFIG_BOOTP_DNS2
328 #define CONFIG_BOOTP_SEND_HOSTNAME
329 #define CONFIG_BOOTP_GATEWAY
330 #define CONFIG_BOOTP_SUBNETMASK
331 #define CONFIG_NET_RETRY_COUNT 10
332 #define CONFIG_NET_MULTI
333 #define CONFIG_PHY_GIGE
334 #define CONFIG_PHYLIB
335 #define CONFIG_PHY_ADDR 0
336 #define CONFIG_PHY_SMSC
338 #define CONFIG_NAND
339 /* NAND support */
340 #ifdef CONFIG_NAND
341 #define CONFIG_CMD_NAND
342 #define CONFIG_NAND_OMAP_GPMC
343 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1
344 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */
345 /* to access nand at */
346 /* CS0 */
347 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND
348 devices */
349 #undef CONFIG_ENV_IS_NOWHERE
350 #define CONFIG_ENV_IS_IN_NAND
351 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */
352 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
353 #endif
355 #endif /* ! __CONFIG_AM335X_EVM_H */