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/*
* am335x_evm.h
*
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation version 2.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __CONFIG_AM335X_EVM_H
#define __CONFIG_AM335X_EVM_H
#define CONFIG_AM33XX
#include <asm/arch/cpu.h>
#include <asm/arch/hardware.h>
#define CONFIG_DMA_COHERENT
#define CONFIG_DMA_COHERENT_SIZE (1 << 20)
#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
#define CONFIG_SYS_MALLOC_LEN (1024 << 10)
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
#define CONFIG_SYS_PROMPT "U-Boot# "
#define CONFIG_SYS_NO_FLASH
#define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */
#define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM
#define CONFIG_OF_LIBFDT
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
/* commands to include */
#include <config_cmd_default.h>
#define CONFIG_CMD_ASKENV
#define CONFIG_VERSION_VARIABLE
/* set to negative value for no autoboot */
#define CONFIG_BOOTDELAY 3
#define CONFIG_EXTRA_ENV_SETTINGS \
"loadaddr=0x80200000\0" \
"fdtaddr=0x80F80000\0" \
"rdaddr=0x81000000\0" \
"bootfile=/boot/uImage\0" \
"console=ttyO0,115200n8\0" \
"optargs=\0" \
"mmcdev=0\0" \
"mmcroot=/dev/mmcblk0p2 rw\0" \
"mmcrootfstype=ext4 rootwait\0" \
"ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
"ramrootfstype=ext2\0" \
"mmcargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${mmcroot} " \
"rootfstype=${mmcrootfstype}\0" \
"bootenv=uEnv.txt\0" \
"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
"importbootenv=echo Importing environment from mmc ...; " \
"env import -t $loadaddr $filesize\0" \
"ramargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${ramroot} " \
"rootfstype=${ramrootfstype}\0" \
"loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
"loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
"loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
"mmcboot=echo Booting from mmc ...; " \
"run mmcargs; " \
"bootm ${loadaddr}\0" \
"ramboot=echo Booting from ramdisk ...; " \
"run ramargs; " \
"bootm ${loadaddr}\0" \
#define CONFIG_BOOTCOMMAND \
"if mmc rescan ${mmcdev}; then " \
"echo SD/MMC found on device ${mmcdev};" \
"if run loadbootenv; then " \
"echo Loaded environment from ${bootenv};" \
"run importbootenv;" \
"fi;" \
"if test -n $uenvcmd; then " \
"echo Running uenvcmd ...;" \
"run uenvcmd;" \
"fi;" \
"if run loaduimage; then " \
"run mmcboot;" \
"fi;" \
"fi;" \
/* Clock Defines */
#define V_OSCK 24000000 /* Clock output from T2 */
#define V_SCLK (V_OSCK)
#define CONFIG_CMD_ECHO
/* max number of command args */
#define CONFIG_SYS_MAXARGS 16
/* Console I/O Buffer Size */
#define CONFIG_SYS_CBSIZE 512
/* Print Buffer Size */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
+ sizeof(CONFIG_SYS_PROMPT) + 16)
/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
/*
* memtest works on 8 MB in DRAM after skipping 32MB from
* start addr of ram disk
*/
#define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024))
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
+ (8 * 1024 * 1024))
#define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
#define CONFIG_SYS_HZ 1000 /* 1ms clock */
#define CONFIG_MMC
#define CONFIG_GENERIC_MMC
#define CONFIG_OMAP_HSMMC
#define CONFIG_CMD_MMC
#define CONFIG_DOS_PARTITION
#define CONFIG_CMD_FAT
#define CONFIG_CMD_EXT2
/* Physical Memory Map */
#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
#define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
#define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */
#define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x1000 - \
GENERATED_GBL_DATA_SIZE)
/* Platform/Board specific defs */
#define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
#define CONFIG_SYS_HZ 1000
/* NS16550 Configuration */
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE (-4)
#define CONFIG_SYS_NS16550_CLK (48000000)
#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
/* I2C Configuration */
#define CONFIG_I2C
#define CONFIG_CMD_I2C
#define CONFIG_HARD_I2C
#define CONFIG_SYS_I2C_SPEED 100000
#define CONFIG_SYS_I2C_SLAVE 1
#define CONFIG_I2C_MULTI_BUS
#define CONFIG_DRIVER_OMAP24XX_I2C
#define CONFIG_BAUDRATE 115200
#define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \
4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
/*
* select serial console configuration
*/
#define CONFIG_SERIAL1 1
#define CONFIG_CONS_INDEX 1
#define CONFIG_SYS_CONSOLE_INFO_QUIET
#define CONFIG_ENV_IS_NOWHERE
/* Defines for SPL */
#define CONFIG_SPL
#define CONFIG_SPL_TEXT_BASE 0x402F0400
#define CONFIG_SPL_MAX_SIZE (46 * 1024)
#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
#define CONFIG_SPL_BSS_START_ADDR 0x80000000
#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
#define CONFIG_SPL_MMC_SUPPORT
#define CONFIG_SPL_FAT_SUPPORT
#define CONFIG_SPL_I2C_SUPPORT
#define CONFIG_SPL_LIBCOMMON_SUPPORT
#define CONFIG_SPL_LIBDISK_SUPPORT
#define CONFIG_SPL_LIBGENERIC_SUPPORT
#define CONFIG_SPL_SERIAL_SUPPORT
#define CONFIG_SPL_YMODEM_SUPPORT
#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
/*
* 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
* 64 bytes before this address should be set aside for u-boot.img's
* header. That is 0x800FFFC0--0x80100000 should not be used for any
* other needs.
*/
#define CONFIG_SYS_TEXT_BASE 0x80800000
#define CONFIG_SYS_SPL_MALLOC_START 0x80208000
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
/* Since SPL did pll and ddr initialization for us,
* we don't need to do it twice.
*/
#ifndef CONFIG_SPL_BUILD
#define CONFIG_SKIP_LOWLEVEL_INIT
#endif
/* Unsupported features */
#undef CONFIG_USE_IRQ
#define CONFIG_CMD_NET
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_PING
#define CONFIG_DRIVER_TI_CPSW
#define CONFIG_MII
#define CONFIG_BOOTP_DEFAULT
#define CONFIG_BOOTP_DNS
#define CONFIG_BOOTP_DNS2
#define CONFIG_BOOTP_SEND_HOSTNAME
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_NET_RETRY_COUNT 10
#define CONFIG_NET_MULTI
#define CONFIG_PHY_GIGE
#define CONFIG_PHYLIB
#endif /* ! __CONFIG_AM335X_EVM_H */
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