4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
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.
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.
16 #ifndef __CONFIG_AM335X_EVM_H
17 #define __CONFIG_AM335X_EVM_H
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_SYS_NO_FLASH
33 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */
34 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM
36 #define CONFIG_OF_LIBFDT
37 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
38 #define CONFIG_SETUP_MEMORY_TAGS
39 #define CONFIG_INITRD_TAG
41 /* commands to include */
42 #include <config_cmd_default.h>
44 #define CONFIG_CMD_ASKENV
45 #define CONFIG_VERSION_VARIABLE
47 /* set to negative value for no autoboot */
48 #define CONFIG_BOOTDELAY 1
49 #define CONFIG_EXTRA_ENV_SETTINGS \
50 "loadaddr=0x80200000\0" \
51 "fdtaddr=0x80F80000\0" \
52 "rdaddr=0x81000000\0" \
53 "bootfile=/boot/uImage\0" \
54 "console=ttyO0,115200n8\0" \
57 "mmcroot=/dev/mmcblk0p2 ro\0" \
58 "mmcrootfstype=ext4 rootwait\0" \
59 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
60 "ramrootfstype=ext2\0" \
61 "mmcargs=setenv bootargs console=${console} " \
64 "rootfstype=${mmcrootfstype}\0" \
65 "bootenv=uEnv.txt\0" \
66 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
67 "importbootenv=echo Importing environment from mmc ...; " \
68 "env import -t $loadaddr $filesize\0" \
69 "ramargs=setenv bootargs console=${console} " \
72 "rootfstype=${ramrootfstype}\0" \
73 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
74 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
75 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
76 "mmcboot=echo Booting from mmc ...; " \
78 "bootm ${loadaddr}\0" \
79 "ramboot=echo Booting from ramdisk ...; " \
81 "bootm ${loadaddr}\0" \
83 #define CONFIG_BOOTCOMMAND \
84 "mmc dev ${mmcdev}; if mmc rescan; then " \
85 "echo SD/MMC found on device ${mmcdev};" \
86 "if run loadbootenv; then " \
87 "echo Loaded environment from ${bootenv};" \
88 "run importbootenv;" \
90 "if test -n $uenvcmd; then " \
91 "echo Running uenvcmd ...;" \
94 "if run loaduimage; then " \
100 #define V_OSCK 24000000 /* Clock output from T2 */
101 #define V_SCLK (V_OSCK)
103 #define CONFIG_CMD_ECHO
105 /* max number of command args */
106 #define CONFIG_SYS_MAXARGS 16
108 /* Console I/O Buffer Size */
109 #define CONFIG_SYS_CBSIZE 512
111 /* Print Buffer Size */
112 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
113 + sizeof(CONFIG_SYS_PROMPT) + 16)
115 /* Boot Argument Buffer Size */
116 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
119 * memtest works on 8 MB in DRAM after skipping 32MB from
120 * start addr of ram disk
122 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024))
123 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
126 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
127 #define CONFIG_SYS_HZ 1000 /* 1ms clock */
130 #define CONFIG_GENERIC_MMC
131 #define CONFIG_OMAP_HSMMC
132 #define CONFIG_CMD_MMC
133 #define CONFIG_DOS_PARTITION
134 #define CONFIG_CMD_FAT
135 #define CONFIG_CMD_EXT2
138 #define CONFIG_OMAP3_SPI
139 #define CONFIG_MTD_DEVICE
140 #define CONFIG_SPI_FLASH
141 #define CONFIG_SPI_FLASH_WINBOND
142 #define CONFIG_CMD_SF
143 #define CONFIG_SF_DEFAULT_SPEED (24000000)
145 /* Physical Memory Map */
146 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
147 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
148 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */
150 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
151 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
152 GENERATED_GBL_DATA_SIZE)
153 /* Platform/Board specific defs */
154 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
155 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
156 #define CONFIG_SYS_HZ 1000
158 /* NS16550 Configuration */
159 #define CONFIG_SYS_NS16550
160 #define CONFIG_SYS_NS16550_SERIAL
161 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
162 #define CONFIG_SYS_NS16550_CLK (48000000)
163 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
165 /* I2C Configuration */
167 #define CONFIG_CMD_I2C
168 #define CONFIG_HARD_I2C
169 #define CONFIG_SYS_I2C_SPEED 100000
170 #define CONFIG_SYS_I2C_SLAVE 1
171 #define CONFIG_I2C_MULTI_BUS
172 #define CONFIG_DRIVER_OMAP24XX_I2C
173 #define CONFIG_CMD_EEPROM
174 #define CONFIG_ENV_EEPROM_IS_ON_I2C
175 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
176 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
177 #define CONFIG_SYS_I2C_MULTI_EEPROMS
179 #define CONFIG_OMAP_GPIO
181 #define CONFIG_BAUDRATE 115200
182 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \
183 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
186 * select serial console configuration
188 #define CONFIG_SERIAL1 1
189 #define CONFIG_CONS_INDEX 1
190 #define CONFIG_SYS_CONSOLE_INFO_QUIET
192 #define CONFIG_ENV_IS_NOWHERE
194 /* Defines for SPL */
196 #define CONFIG_SPL_FRAMEWORK
197 #define CONFIG_SPL_TEXT_BASE 0x402F0400
198 #define CONFIG_SPL_MAX_SIZE (101 * 1024)
199 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR
201 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
202 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
204 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
205 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
206 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
207 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
208 #define CONFIG_SPL_MMC_SUPPORT
209 #define CONFIG_SPL_FAT_SUPPORT
210 #define CONFIG_SPL_I2C_SUPPORT
212 #define CONFIG_SPL_LIBCOMMON_SUPPORT
213 #define CONFIG_SPL_LIBDISK_SUPPORT
214 #define CONFIG_SPL_LIBGENERIC_SUPPORT
215 #define CONFIG_SPL_SERIAL_SUPPORT
216 #define CONFIG_SPL_GPIO_SUPPORT
217 #define CONFIG_SPL_YMODEM_SUPPORT
218 #define CONFIG_SPL_NET_SUPPORT
219 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"
220 #define CONFIG_SPL_ETH_SUPPORT
221 #define CONFIG_SPL_SPI_SUPPORT
222 #define CONFIG_SPL_SPI_FLASH_SUPPORT
223 #define CONFIG_SPL_SPI_LOAD
224 #define CONFIG_SPL_SPI_BUS 0
225 #define CONFIG_SPL_SPI_CS 0
226 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
227 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000
228 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
231 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
232 * 64 bytes before this address should be set aside for u-boot.img's
233 * header. That is 0x800FFFC0--0x80100000 should not be used for any
236 #define CONFIG_SYS_TEXT_BASE 0x80800000
237 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
238 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
240 /* Since SPL did pll and ddr initialization for us,
241 * we don't need to do it twice.
243 #ifndef CONFIG_SPL_BUILD
244 #define CONFIG_SKIP_LOWLEVEL_INIT
247 #define CONFIG_CMD_NET
248 #define CONFIG_CMD_DHCP
249 #define CONFIG_CMD_PING
250 #define CONFIG_DRIVER_TI_CPSW
252 #define CONFIG_BOOTP_DEFAULT
253 #define CONFIG_BOOTP_DNS
254 #define CONFIG_BOOTP_DNS2
255 #define CONFIG_BOOTP_SEND_HOSTNAME
256 #define CONFIG_BOOTP_GATEWAY
257 #define CONFIG_BOOTP_SUBNETMASK
258 #define CONFIG_NET_RETRY_COUNT 10
259 #define CONFIG_NET_MULTI
260 #define CONFIG_PHY_GIGE
261 #define CONFIG_PHYLIB
262 #define CONFIG_PHY_SMSC
264 #endif /* ! __CONFIG_AM335X_EVM_H */