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5289e83a CN |
1 | /* |
2 | * am335x_evm.h | |
3 | * | |
4 | * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ | |
5 | * | |
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. | |
9 | * | |
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. | |
14 | */ | |
15 | ||
16 | #ifndef __CONFIG_AM335X_EVM_H | |
17 | #define __CONFIG_AM335X_EVM_H | |
18 | ||
f16da746 | 19 | #define CONFIG_AM33XX |
5289e83a CN |
20 | #define CONFIG_CMD_MEMORY /* for mtest */ |
21 | #undef CONFIG_GZIP | |
22 | #undef CONFIG_ZLIB | |
23 | #undef CONFIG_SYS_HUSH_PARSER | |
24 | #undef CONFIG_CMD_NET | |
25 | ||
26 | #include <asm/arch/cpu.h> | |
27 | #include <asm/arch/hardware.h> | |
28 | ||
5289e83a CN |
29 | #define CONFIG_ENV_SIZE 0x400 |
30 | #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 * 1024)) | |
750b4bfe | 31 | #define CONFIG_SYS_PROMPT "U-Boot# " |
5289e83a | 32 | #define CONFIG_SYS_NO_FLASH |
a88f70b9 | 33 | #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ |
5289e83a CN |
34 | #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM |
35 | ||
36 | #define CONFIG_CMD_ASKENV | |
37 | #define CONFIG_VERSION_VARIABLE | |
38 | ||
39 | /* set to negative value for no autoboot */ | |
40 | #define CONFIG_BOOTDELAY 3 | |
41 | #define CONFIG_SYS_AUTOLOAD "no" | |
42 | #define CONFIG_BOOTFILE "uImage" | |
43 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
44 | "verify=yes\0" \ | |
45 | "ramdisk_file=ramdisk.gz\0" \ | |
46 | ||
47 | /* Clock Defines */ | |
48 | #define V_OSCK 24000000 /* Clock output from T2 */ | |
750b4bfe | 49 | #define V_SCLK (V_OSCK) |
5289e83a | 50 | |
5289e83a CN |
51 | #define CONFIG_CMD_ECHO |
52 | ||
53 | /* max number of command args */ | |
750b4bfe | 54 | #define CONFIG_SYS_MAXARGS 16 |
5289e83a CN |
55 | |
56 | /* Console I/O Buffer Size */ | |
57 | #define CONFIG_SYS_CBSIZE 512 | |
58 | ||
59 | /* Print Buffer Size */ | |
60 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ | |
61 | + sizeof(CONFIG_SYS_PROMPT) + 16) | |
62 | ||
63 | /* Boot Argument Buffer Size */ | |
64 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE | |
65 | ||
66 | /* | |
67 | * memtest works on 8 MB in DRAM after skipping 32MB from | |
68 | * start addr of ram disk | |
69 | */ | |
70 | #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) | |
71 | #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ | |
72 | + (8 * 1024 * 1024)) | |
73 | ||
5289e83a CN |
74 | #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ |
75 | #define CONFIG_SYS_HZ 1000 /* 1ms clock */ | |
76 | ||
876bdd6d CN |
77 | #define CONFIG_MMC |
78 | #define CONFIG_GENERIC_MMC | |
79 | #define CONFIG_OMAP_HSMMC | |
80 | #define CONFIG_CMD_MMC | |
81 | #define CONFIG_DOS_PARTITION | |
82 | #define CONFIG_CMD_FAT | |
83 | #define CONFIG_CMD_EXT2 | |
84 | ||
5289e83a CN |
85 | /* Physical Memory Map */ |
86 | #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ | |
87 | #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ | |
88 | #define PHYS_DRAM_1_SIZE 0x10000000 /*(0x80000000 / 8) 256 MB */ | |
89 | #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ | |
90 | ||
91 | #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 | |
92 | #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \ | |
93 | GENERATED_GBL_DATA_SIZE) | |
94 | /* Platform/Board specific defs */ | |
5289e83a CN |
95 | #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ |
96 | #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ | |
97 | #define CONFIG_SYS_HZ 1000 | |
98 | ||
99 | /* NS16550 Configuration */ | |
100 | #define CONFIG_SYS_NS16550 | |
101 | #define CONFIG_SYS_NS16550_SERIAL | |
102 | #define CONFIG_SYS_NS16550_REG_SIZE (-4) | |
103 | #define CONFIG_SYS_NS16550_CLK (48000000) | |
104 | #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ | |
5289e83a CN |
105 | |
106 | #define CONFIG_BAUDRATE 115200 | |
107 | #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ | |
108 | 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } | |
109 | ||
110 | /* | |
111 | * select serial console configuration | |
112 | */ | |
113 | #define CONFIG_SERIAL1 1 | |
114 | #define CONFIG_CONS_INDEX 1 | |
115 | #define CONFIG_SYS_CONSOLE_INFO_QUIET | |
116 | ||
117 | #define CONFIG_ENV_IS_NOWHERE | |
118 | ||
8a8f084e CN |
119 | /* Defines for SPL */ |
120 | #define CONFIG_SPL | |
121 | #define CONFIG_SPL_TEXT_BASE 0x402F0400 | |
122 | #define CONFIG_SPL_MAX_SIZE (46 * 1024) | |
123 | #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK | |
124 | ||
125 | #define CONFIG_SPL_BSS_START_ADDR 0x80000000 | |
126 | #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ | |
127 | ||
128 | #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ | |
129 | #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ | |
130 | #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 | |
131 | #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" | |
132 | #define CONFIG_SPL_MMC_SUPPORT | |
133 | #define CONFIG_SPL_FAT_SUPPORT | |
134 | ||
135 | #define CONFIG_SPL_LIBCOMMON_SUPPORT | |
136 | #define CONFIG_SPL_LIBDISK_SUPPORT | |
137 | #define CONFIG_SPL_LIBGENERIC_SUPPORT | |
138 | #define CONFIG_SPL_SERIAL_SUPPORT | |
139 | #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" | |
140 | ||
141 | /* | |
142 | * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM | |
143 | * 64 bytes before this address should be set aside for u-boot.img's | |
144 | * header. That is 0x800FFFC0--0x80100000 should not be used for any | |
145 | * other needs. | |
146 | */ | |
147 | #define CONFIG_SYS_TEXT_BASE 0x80800000 | |
148 | #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 | |
149 | #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 | |
150 | ||
151 | /* Since SPL did pll and ddr initialization for us, | |
152 | * we don't need to do it twice. | |
153 | */ | |
154 | #ifndef CONFIG_SPL_BUILD | |
155 | #define CONFIG_SKIP_LOWLEVEL_INIT | |
156 | #endif | |
5289e83a CN |
157 | |
158 | /* Unsupported features */ | |
159 | #undef CONFIG_USE_IRQ | |
160 | ||
161 | #endif /* ! __CONFIG_AM335X_EVM_H */ |