123 lines
3.7 KiB
C
123 lines
3.7 KiB
C
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/*
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* am335x_evm.h
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*
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* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any
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* kind, whether express or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __CONFIG_AM335X_EVM_H
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#define __CONFIG_AM335X_EVM_H
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#define CONFIG_AM335X
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#define CONFIG_CMD_MEMORY /* for mtest */
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#undef CONFIG_GZIP
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#undef CONFIG_ZLIB
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#undef CONFIG_SYS_HUSH_PARSER
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#undef CONFIG_CMD_NET
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#include <asm/arch/cpu.h>
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#include <asm/arch/hardware.h>
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#define CONFIG_SETUP_PLL
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#define CONFIG_AM335X_CONFIG_DDR
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#define CONFIG_ENV_SIZE 0x400
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 * 1024))
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#define CONFIG_SYS_PROMPT "AM335X# "
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#define CONFIG_SYS_NO_FLASH
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#define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM
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#define CONFIG_CMD_ASKENV
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#define CONFIG_VERSION_VARIABLE
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/* set to negative value for no autoboot */
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#define CONFIG_BOOTDELAY 3
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#define CONFIG_SYS_AUTOLOAD "no"
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#define CONFIG_BOOTFILE "uImage"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"verify=yes\0" \
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"ramdisk_file=ramdisk.gz\0" \
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/* Clock Defines */
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#define V_OSCK 24000000 /* Clock output from T2 */
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#define V_SCLK (V_OSCK >> 1)
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#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for
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initial data */
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#define CONFIG_CMD_ECHO
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/* max number of command args */
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#define CONFIG_SYS_MAXARGS 32
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/* Console I/O Buffer Size */
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#define CONFIG_SYS_CBSIZE 512
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/* Print Buffer Size */
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
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+ sizeof(CONFIG_SYS_PROMPT) + 16)
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/* Boot Argument Buffer Size */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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/*
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* memtest works on 8 MB in DRAM after skipping 32MB from
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* start addr of ram disk
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*/
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#define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024))
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#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
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+ (8 * 1024 * 1024))
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#undef CONFIG_SYS_CLKS_IN_HZ /* everything, incl board info, in Hz */
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#define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
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#define CONFIG_SYS_HZ 1000 /* 1ms clock */
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/* Physical Memory Map */
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#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
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#define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
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#define PHYS_DRAM_1_SIZE 0x10000000 /*(0x80000000 / 8) 256 MB */
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#define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */
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#define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \
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GENERATED_GBL_DATA_SIZE)
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/* Platform/Board specific defs */
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#define CONFIG_SYS_CLK_FREQ 24000000
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#define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
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#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
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#define CONFIG_SYS_HZ 1000
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/* NS16550 Configuration */
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#define CONFIG_SYS_NS16550
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#define CONFIG_SYS_NS16550_SERIAL
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#define CONFIG_SYS_NS16550_REG_SIZE (-4)
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#define CONFIG_SYS_NS16550_CLK (48000000)
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#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
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#define CONFIG_SYS_NS16550_COM4 0x481A6000 /* UART3 on IA BOard */
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \
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4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
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/*
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* select serial console configuration
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*/
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#define CONFIG_SERIAL1 1
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#define CONFIG_CONS_INDEX 1
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#define CONFIG_SYS_CONSOLE_INFO_QUIET
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#define CONFIG_ENV_IS_NOWHERE
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#define CONFIG_SYS_TEXT_BASE 0x402f0400
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/* Unsupported features */
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#undef CONFIG_USE_IRQ
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#endif /* ! __CONFIG_AM335X_EVM_H */
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