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
20 #define CONFIG_CMD_MEMORY /* for mtest */
23 #undef CONFIG_SYS_HUSH_PARSER
25 #include <asm/arch/cpu.h>
26 #include <asm/arch/hardware.h>
28 #define CONFIG_DMA_COHERENT
29 #define CONFIG_DMA_COHERENT_SIZE (1 << 20)
31 #define CONFIG_ENV_SIZE 0x400
32 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 * 1024))
33 #define CONFIG_SYS_PROMPT "U-Boot# "
34 #define CONFIG_SYS_NO_FLASH
35 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */
36 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM
38 #define CONFIG_CMD_ASKENV
39 #define CONFIG_VERSION_VARIABLE
41 /* set to negative value for no autoboot */
42 #define CONFIG_BOOTDELAY 3
43 #define CONFIG_SYS_AUTOLOAD "no"
44 #define CONFIG_BOOTFILE "uImage"
45 #define CONFIG_EXTRA_ENV_SETTINGS \
47 "ramdisk_file=ramdisk.gz\0" \
50 #define V_OSCK 24000000 /* Clock output from T2 */
51 #define V_SCLK (V_OSCK)
53 #define CONFIG_CMD_ECHO
55 /* max number of command args */
56 #define CONFIG_SYS_MAXARGS 16
58 /* Console I/O Buffer Size */
59 #define CONFIG_SYS_CBSIZE 512
61 /* Print Buffer Size */
62 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
63 + sizeof(CONFIG_SYS_PROMPT) + 16)
65 /* Boot Argument Buffer Size */
66 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
69 * memtest works on 8 MB in DRAM after skipping 32MB from
70 * start addr of ram disk
72 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024))
73 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
76 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
77 #define CONFIG_SYS_HZ 1000 /* 1ms clock */
80 #define CONFIG_GENERIC_MMC
81 #define CONFIG_OMAP_HSMMC
82 #define CONFIG_CMD_MMC
83 #define CONFIG_DOS_PARTITION
84 #define CONFIG_CMD_FAT
85 #define CONFIG_CMD_EXT2
87 /* Physical Memory Map */
88 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
89 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
90 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */
92 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
93 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \
94 GENERATED_GBL_DATA_SIZE)
95 /* Platform/Board specific defs */
96 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
97 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
98 #define CONFIG_SYS_HZ 1000
100 /* NS16550 Configuration */
101 #define CONFIG_SYS_NS16550
102 #define CONFIG_SYS_NS16550_SERIAL
103 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
104 #define CONFIG_SYS_NS16550_CLK (48000000)
105 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
107 /* I2C Configuration */
109 #define CONFIG_CMD_I2C
110 #define CONFIG_HARD_I2C
111 #define CONFIG_SYS_I2C_SPEED 100000
112 #define CONFIG_SYS_I2C_SLAVE 1
113 #define CONFIG_I2C_MULTI_BUS
114 #define CONFIG_DRIVER_OMAP24XX_I2C
116 #define CONFIG_BAUDRATE 115200
117 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \
118 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
121 * select serial console configuration
123 #define CONFIG_SERIAL1 1
124 #define CONFIG_CONS_INDEX 1
125 #define CONFIG_SYS_CONSOLE_INFO_QUIET
127 #define CONFIG_ENV_IS_NOWHERE
129 /* Defines for SPL */
131 #define CONFIG_SPL_TEXT_BASE 0x402F0400
132 #define CONFIG_SPL_MAX_SIZE (46 * 1024)
133 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
135 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
136 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
138 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
139 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
140 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
141 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
142 #define CONFIG_SPL_MMC_SUPPORT
143 #define CONFIG_SPL_FAT_SUPPORT
144 #define CONFIG_SPL_I2C_SUPPORT
146 #define CONFIG_SPL_LIBCOMMON_SUPPORT
147 #define CONFIG_SPL_LIBDISK_SUPPORT
148 #define CONFIG_SPL_LIBGENERIC_SUPPORT
149 #define CONFIG_SPL_SERIAL_SUPPORT
150 #define CONFIG_SPL_YMODEM_SUPPORT
151 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
154 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
155 * 64 bytes before this address should be set aside for u-boot.img's
156 * header. That is 0x800FFFC0--0x80100000 should not be used for any
159 #define CONFIG_SYS_TEXT_BASE 0x80800000
160 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
161 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
163 /* Since SPL did pll and ddr initialization for us,
164 * we don't need to do it twice.
166 #ifndef CONFIG_SPL_BUILD
167 #define CONFIG_SKIP_LOWLEVEL_INIT
170 /* Unsupported features */
171 #undef CONFIG_USE_IRQ
173 #define CONFIG_CMD_NET
174 #define CONFIG_CMD_DHCP
175 #define CONFIG_CMD_PING
176 #define CONFIG_DRIVER_TI_CPSW
178 #define CONFIG_BOOTP_DEFAULT
179 #define CONFIG_BOOTP_DNS
180 #define CONFIG_BOOTP_DNS2
181 #define CONFIG_BOOTP_SEND_HOSTNAME
182 #define CONFIG_BOOTP_GATEWAY
183 #define CONFIG_BOOTP_SUBNETMASK
184 #define CONFIG_NET_RETRY_COUNT 10
185 #define CONFIG_NET_MULTI
186 #define CONFIG_PHY_GIGE
187 #define CONFIG_PHYLIB
189 #endif /* ! __CONFIG_AM335X_EVM_H */