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
24 #include <asm/arch/omap.h>
26 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
27 #define CONFIG_SYS_MALLOC_LEN (1024 << 10)
28 #define CONFIG_SYS_LONGHELP /* undef to save memory */
29 #define CONFIG_SYS_NO_FLASH
30 #define CONFIG_MACH_TYPE MACH_TYPE_TI8148EVM
32 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
33 #define CONFIG_SETUP_MEMORY_TAGS
34 #define CONFIG_INITRD_TAG /* for ramdisk support */
36 /* commands to include */
38 #define CONFIG_ENV_VARS_UBOOT_CONFIG
39 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
40 #define CONFIG_EXTRA_ENV_SETTINGS \
41 "loadaddr=0x80200000\0" \
42 "fdtaddr=0x80F80000\0" \
43 "rdaddr=0x81000000\0" \
44 "bootfile=/boot/uImage\0" \
46 "console=ttyO0,115200n8\0" \
49 "mmcroot=/dev/mmcblk0p2 ro\0" \
50 "mmcrootfstype=ext4 rootwait\0" \
51 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
52 "ramrootfstype=ext2\0" \
53 "mmcargs=setenv bootargs console=${console} " \
56 "rootfstype=${mmcrootfstype}\0" \
57 "bootenv=uEnv.txt\0" \
58 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
59 "importbootenv=echo Importing environment from mmc ...; " \
60 "env import -t $loadaddr $filesize\0" \
61 "ramargs=setenv bootargs console=${console} " \
64 "rootfstype=${ramrootfstype}\0" \
65 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
66 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
67 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
68 "mmcboot=echo Booting from mmc ...; " \
70 "bootm ${loadaddr}\0" \
71 "ramboot=echo Booting from ramdisk ...; " \
73 "bootm ${loadaddr}\0" \
74 "fdtfile=ti814x-evm.dtb\0" \
76 #define CONFIG_BOOTCOMMAND \
77 "mmc dev ${mmcdev}; if mmc rescan; then " \
78 "echo SD/MMC found on device ${mmcdev};" \
79 "if run loadbootenv; then " \
80 "echo Loaded environment from ${bootenv};" \
81 "run importbootenv;" \
83 "if test -n $uenvcmd; then " \
84 "echo Running uenvcmd ...;" \
87 "if run loaduimage; then " \
93 #define V_OSCK 24000000 /* Clock output from T2 */
94 #define V_SCLK (V_OSCK >> 1)
96 /* max number of command args */
97 #define CONFIG_SYS_MAXARGS 16
99 /* Console I/O Buffer Size */
100 #define CONFIG_SYS_CBSIZE 512
102 /* Print Buffer Size */
103 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
104 + sizeof(CONFIG_SYS_PROMPT) + 16)
106 /* Boot Argument Buffer Size */
107 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
109 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
110 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
111 + PHYS_DRAM_1_SIZE - (8 << 12))
113 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default */
115 #define CONFIG_OMAP_GPIO
118 * Physical Memory Map
120 #define CONFIG_NR_DRAM_BANKS 1 /* 1 banks of DRAM */
121 #define PHYS_DRAM_1_SIZE 0x20000000 /* 512MB */
122 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1024MB */
124 #define CONFIG_SYS_SDRAM_BASE 0x80000000
125 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
126 GENERATED_GBL_DATA_SIZE)
129 * Platform/Board specific defs
131 #define CONFIG_SYS_TIMERBASE 0x4802E000
132 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
134 /* NS16550 Configuration */
135 #define CONFIG_SYS_NS16550_SERIAL
136 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
137 #define CONFIG_SYS_NS16550_CLK (48000000)
138 #define CONFIG_SYS_NS16550_COM1 0x48020000 /* Base EVM has UART0 */
140 #define CONFIG_BAUDRATE 115200
143 #define CONFIG_ARCH_CPU_INIT
145 #define CONFIG_ENV_OVERWRITE
146 #define CONFIG_CONS_INDEX 1
148 #define CONFIG_ENV_IS_NOWHERE
150 /* Defines for SPL */
151 #define CONFIG_SPL_FRAMEWORK
152 #define CONFIG_SPL_TEXT_BASE 0x40300000
153 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
154 CONFIG_SPL_TEXT_BASE)
156 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
157 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
159 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
160 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
162 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
163 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000
164 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"
166 #define CONFIG_SPL_BOARD_INIT
169 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
170 * 64 bytes before this address should be set aside for u-boot.img's
171 * header. That is 0x800FFFC0--0x80800000 should not be used for any
174 #define CONFIG_SYS_TEXT_BASE 0x80800000
175 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
176 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
179 * Since SPL did pll and ddr initialization for us,
180 * we don't need to do it twice.
182 #ifndef CONFIG_SPL_BUILD
183 #define CONFIG_SKIP_LOWLEVEL_INIT
186 /* Unsupported features */
187 #undef CONFIG_USE_IRQ
190 #define CONFIG_DRIVER_TI_CPSW
192 #define CONFIG_BOOTP_DNS
193 #define CONFIG_BOOTP_DNS2
194 #define CONFIG_BOOTP_SEND_HOSTNAME
195 #define CONFIG_BOOTP_GATEWAY
196 #define CONFIG_BOOTP_SUBNETMASK
197 #define CONFIG_NET_RETRY_COUNT 10
198 #define CONFIG_PHY_GIGE
199 #define CONFIG_PHYLIB
200 #define CONFIG_PHY_ET1011C
201 #define CONFIG_PHY_ET1011C_TX_CLK_FIX
203 #endif /* ! __CONFIG_TI814X_EVM_H */