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
19 #include <asm/arch/omap.h>
21 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
22 #define CONFIG_SYS_MALLOC_LEN (1024 << 10)
23 #define CONFIG_MACH_TYPE MACH_TYPE_TI8148EVM
25 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
26 #define CONFIG_SETUP_MEMORY_TAGS
27 #define CONFIG_INITRD_TAG /* for ramdisk support */
29 /* commands to include */
31 #define CONFIG_EXTRA_ENV_SETTINGS \
32 "loadaddr=0x80200000\0" \
33 "fdtaddr=0x80F80000\0" \
34 "rdaddr=0x81000000\0" \
35 "bootfile=/boot/uImage\0" \
37 "console=ttyO0,115200n8\0" \
40 "mmcroot=/dev/mmcblk0p2 ro\0" \
41 "mmcrootfstype=ext4 rootwait\0" \
42 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
43 "ramrootfstype=ext2\0" \
44 "mmcargs=setenv bootargs console=${console} " \
47 "rootfstype=${mmcrootfstype}\0" \
48 "bootenv=uEnv.txt\0" \
49 "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
50 "importbootenv=echo Importing environment from mmc ...; " \
51 "env import -t $loadaddr $filesize\0" \
52 "ramargs=setenv bootargs console=${console} " \
55 "rootfstype=${ramrootfstype}\0" \
56 "loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
57 "loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
58 "loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
59 "mmcboot=echo Booting from mmc ...; " \
61 "bootm ${loadaddr}\0" \
62 "ramboot=echo Booting from ramdisk ...; " \
64 "bootm ${loadaddr}\0" \
65 "fdtfile=ti814x-evm.dtb\0" \
67 #define CONFIG_BOOTCOMMAND \
68 "mmc dev ${mmcdev}; if mmc rescan; then " \
69 "echo SD/MMC found on device ${mmcdev};" \
70 "if run loadbootenv; then " \
71 "echo Loaded environment from ${bootenv};" \
72 "run importbootenv;" \
74 "if test -n $uenvcmd; then " \
75 "echo Running uenvcmd ...;" \
78 "if run loaduimage; then " \
84 #define V_OSCK 24000000 /* Clock output from T2 */
85 #define V_SCLK (V_OSCK >> 1)
88 /* Console I/O Buffer Size */
89 #define CONFIG_SYS_CBSIZE 512
91 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
92 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
93 + PHYS_DRAM_1_SIZE - (8 << 12))
95 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default */
100 #define PHYS_DRAM_1_SIZE 0x20000000 /* 512MB */
101 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1024MB */
103 #define CONFIG_SYS_SDRAM_BASE 0x80000000
104 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
105 GENERATED_GBL_DATA_SIZE)
108 * Platform/Board specific defs
110 #define CONFIG_SYS_TIMERBASE 0x4802E000
111 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
113 /* NS16550 Configuration */
114 #define CONFIG_SYS_NS16550_SERIAL
115 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
116 #define CONFIG_SYS_NS16550_CLK (48000000)
117 #define CONFIG_SYS_NS16550_COM1 0x48020000 /* Base EVM has UART0 */
120 #define CONFIG_ARCH_CPU_INIT
122 #define CONFIG_ENV_OVERWRITE
124 /* Defines for SPL */
125 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
126 CONFIG_SPL_TEXT_BASE)
128 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
129 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
131 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
132 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
134 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
135 #define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000
138 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
139 * 64 bytes before this address should be set aside for u-boot.img's
140 * header. That is 0x800FFFC0--0x80800000 should not be used for any
143 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
144 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
147 * Since SPL did pll and ddr initialization for us,
148 * we don't need to do it twice.
150 #ifndef CONFIG_SPL_BUILD
151 #define CONFIG_SKIP_LOWLEVEL_INIT
155 #define CONFIG_BOOTP_DNS2
156 #define CONFIG_BOOTP_SEND_HOSTNAME
157 #define CONFIG_NET_RETRY_COUNT 10
158 #define CONFIG_PHY_ET1011C
159 #define CONFIG_PHY_ET1011C_TX_CLK_FIX
161 #endif /* ! __CONFIG_TI814X_EVM_H */