4 * Copyright (C) 2013 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_TI814X_EVM_H
17 #define __CONFIG_TI814X_EVM_H
21 #define CONFIG_SYS_NO_FLASH
23 #include <asm/arch/omap.h>
25 #define CONFIG_DMA_COHERENT
26 #define CONFIG_DMA_COHERENT_SIZE (1 << 20)
28 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
29 #define CONFIG_SYS_MALLOC_LEN (1024 << 10)
30 #define CONFIG_SYS_LONGHELP /* undef to save memory */
31 #define CONFIG_SYS_HUSH_PARSER /* Use HUSH for command parsing */
32 #define CONFIG_SYS_PROMPT "U-Boot# "
33 #define CONFIG_SYS_NO_FLASH
34 #define CONFIG_MACH_TYPE MACH_TYPE_TI8148EVM
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 /* for ramdisk support */
41 /* commands to include */
42 # include <config_cmd_default.h>
44 #define CONFIG_CMD_ASKENV
45 #define CONFIG_VERSION_VARIABLE
47 #define CONFIG_BOOTDELAY 1 /* negative for no autoboot */
48 #define CONFIG_ENV_VARS_UBOOT_CONFIG
49 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
50 #define CONFIG_EXTRA_ENV_SETTINGS \
51 "loadaddr=0x80200000\0" \
52 "fdtaddr=0x80F80000\0" \
53 "rdaddr=0x81000000\0" \
54 "bootfile=/boot/uImage\0" \
56 "console=ttyO0,115200n8\0" \
59 "mmcroot=/dev/mmcblk0p2 ro\0" \
60 "mmcrootfstype=ext4 rootwait\0" \
61 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
62 "ramrootfstype=ext2\0" \
63 "mmcargs=setenv bootargs console=${console} " \
66 "rootfstype=${mmcrootfstype}\0" \
67 "bootenv=uEnv.txt\0" \
68 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
69 "importbootenv=echo Importing environment from mmc ...; " \
70 "env import -t $loadaddr $filesize\0" \
71 "ramargs=setenv bootargs console=${console} " \
74 "rootfstype=${ramrootfstype}\0" \
75 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
76 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
77 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
78 "mmcboot=echo Booting from mmc ...; " \
80 "bootm ${loadaddr}\0" \
81 "ramboot=echo Booting from ramdisk ...; " \
83 "bootm ${loadaddr}\0" \
84 "fdtfile=ti814x-evm.dtb\0" \
86 #define CONFIG_BOOTCOMMAND \
87 "mmc dev ${mmcdev}; if mmc rescan; then " \
88 "echo SD/MMC found on device ${mmcdev};" \
89 "if run loadbootenv; then " \
90 "echo Loaded environment from ${bootenv};" \
91 "run importbootenv;" \
93 "if test -n $uenvcmd; then " \
94 "echo Running uenvcmd ...;" \
97 "if run loaduimage; then " \
103 #define V_OSCK 24000000 /* Clock output from T2 */
104 #define V_SCLK (V_OSCK >> 1)
106 #define CONFIG_CMD_ECHO
108 /* max number of command args */
109 #define CONFIG_SYS_MAXARGS 16
111 /* Console I/O Buffer Size */
112 #define CONFIG_SYS_CBSIZE 512
114 /* Print Buffer Size */
115 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
116 + sizeof(CONFIG_SYS_PROMPT) + 16)
118 /* Boot Argument Buffer Size */
119 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
121 #define CONFIG_SYS_MEMTEST_START PHYS_DRAM_1
122 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
123 + PHYS_DRAM_1_SIZE - (8 << 12))
125 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default */
126 #define CONFIG_SYS_HZ 1000 /* 1ms clock */
128 #define CONFIG_OMAP_GPIO
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 * Physical Memory Map
140 #define CONFIG_NR_DRAM_BANKS 1 /* 1 banks of DRAM */
141 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
142 #define PHYS_DRAM_1_SIZE 0x20000000 /* 512MB */
143 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1024MB */
145 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
146 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
147 GENERATED_GBL_DATA_SIZE)
150 * Platform/Board specific defs
152 #define CONFIG_SYS_TIMERBASE 0x4802E000
153 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
154 #define CONFIG_SYS_HZ 1000
156 /* NS16550 Configuration */
157 #define CONFIG_SYS_NS16550
158 #define CONFIG_SYS_NS16550_SERIAL
159 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
160 #define CONFIG_SYS_NS16550_CLK (48000000)
161 #define CONFIG_SYS_NS16550_COM1 0x48020000 /* Base EVM has UART0 */
163 #define CONFIG_BAUDRATE 115200
165 #define CONFIG_ENV_OVERWRITE
166 #define CONFIG_CONS_INDEX 1
167 #define CONFIG_SYS_CONSOLE_INFO_QUIET
169 #define CONFIG_ENV_IS_NOWHERE
171 /* Defines for SPL */
173 #define CONFIG_SPL_FRAMEWORK
174 #define CONFIG_SPL_TEXT_BASE 0x40300000
175 #define CONFIG_SPL_MAX_SIZE ((128 - 18) * 1024)
176 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR
178 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
179 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
181 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
182 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
183 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
184 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
185 #define CONFIG_SPL_MMC_SUPPORT
186 #define CONFIG_SPL_FAT_SUPPORT
188 #define CONFIG_SPL_LIBCOMMON_SUPPORT
189 #define CONFIG_SPL_LIBDISK_SUPPORT
190 #define CONFIG_SPL_LIBGENERIC_SUPPORT
191 #define CONFIG_SPL_SERIAL_SUPPORT
192 #define CONFIG_SPL_GPIO_SUPPORT
193 #define CONFIG_SPL_YMODEM_SUPPORT
194 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
195 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000
196 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
198 #define CONFIG_SPL_BOARD_INIT
201 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
202 * 64 bytes before this address should be set aside for u-boot.img's
203 * header. That is 0x800FFFC0--0x80800000 should not be used for any
206 #define CONFIG_SYS_TEXT_BASE 0x80800000
207 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
208 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
211 * Since SPL did pll and ddr initialization for us,
212 * we don't need to do it twice.
214 #ifndef CONFIG_SPL_BUILD
215 #define CONFIG_SKIP_LOWLEVEL_INIT
218 /* Unsupported features */
219 #undef CONFIG_USE_IRQ
221 #endif /* ! __CONFIG_TI814X_EVM_H */